Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
* 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6:
[NET]: Add missing entries to family name tables
[NET]: Make NETDEVICES depend on NET.
[IPV6]: endianness bug in ip6_tunnel
[IrDA]: TOSHIBA_FIR depends on virt_to_bus
[IrDA]: EP7211 IR driver port to the latest SIR API
[IrDA] Typo fix in irnetlink.c copyright
[NET]: Fix loopback crashes when multiqueue is enabled.
[IPV4]: Fix inetpeer gcc-4.2 warnings
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 5fbe077..fb80e9f 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1882,7 +1882,7 @@
usbhid.mousepoll=
[USBHID] The interval which mice are to be polled at.
- vdso= [IA-32,SH]
+ vdso= [IA-32,SH,x86-64]
vdso=2: enable compat VDSO (default with COMPAT_VDSO)
vdso=1: enable VDSO (default)
vdso=0: disable VDSO mapping
diff --git a/Documentation/power/freezing-of-tasks.txt b/Documentation/power/freezing-of-tasks.txt
index af1a282..04dc1cf 100644
--- a/Documentation/power/freezing-of-tasks.txt
+++ b/Documentation/power/freezing-of-tasks.txt
@@ -155,6 +155,8 @@
only through another device that hasn't been resumed yet. In that case,
request_firmware() will fail regardless of whether or not the freezing of tasks
is used. Consequently, the problem is not really related to the freezing of
-tasks, since it generally exists anyway. [The solution to this particular
-problem is to keep the firmware in memory after it's loaded for the first time
-and upload if from memory to the device whenever necessary.]
+tasks, since it generally exists anyway.
+
+A driver must have all firmwares it may need in RAM before suspend() is called.
+If keeping them is not practical, for example due to their size, they must be
+requested early enough using the suspend notifier API described in notifiers.txt.
diff --git a/Documentation/x86_64/boot-options.txt b/Documentation/x86_64/boot-options.txt
index 6177d88..9453118 100644
--- a/Documentation/x86_64/boot-options.txt
+++ b/Documentation/x86_64/boot-options.txt
@@ -14,9 +14,11 @@
mce=nobootlog
Disable boot machine check logging.
mce=tolerancelevel (number)
- 0: always panic, 1: panic if deadlock possible,
- 2: try to avoid panic, 3: never panic or exit (for testing)
- default is 1
+ 0: always panic on uncorrected errors, log corrected errors
+ 1: panic or SIGBUS on uncorrected errors, log corrected errors
+ 2: SIGBUS or log uncorrected errors, log corrected errors
+ 3: never panic or SIGBUS, log all errors (for testing only)
+ Default is 1
Can be also set using sysfs which is preferable.
nomce (for compatibility with i386): same as mce=off
@@ -134,12 +136,6 @@
SMP
- nosmp Only use a single CPU
-
- maxcpus=NUMBER only use upto NUMBER CPUs
-
- cpumask=MASK only use cpus with bits set in mask
-
additional_cpus=NUM Allow NUM more CPUs for hotplug
(defaults are specified by the BIOS, see Documentation/x86_64/cpu-hotplug-spec)
diff --git a/Documentation/x86_64/machinecheck b/Documentation/x86_64/machinecheck
index feaeaf6..a05e58e 100644
--- a/Documentation/x86_64/machinecheck
+++ b/Documentation/x86_64/machinecheck
@@ -49,12 +49,14 @@
Since machine check exceptions can happen any time it is sometimes
risky for the kernel to kill a process because it defies
normal kernel locking rules. The tolerance level configures
- how hard the kernel tries to recover even at some risk of deadlock.
+ how hard the kernel tries to recover even at some risk of
+ deadlock. Higher tolerant values trade potentially better uptime
+ with the risk of a crash or even corruption (for tolerant >= 3).
- 0: always panic,
- 1: panic if deadlock possible,
- 2: try to avoid panic,
- 3: never panic or exit (for testing only)
+ 0: always panic on uncorrected errors, log corrected errors
+ 1: panic or SIGBUS on uncorrected errors, log corrected errors
+ 2: SIGBUS or log uncorrected errors, log corrected errors
+ 3: never panic or SIGBUS, log all errors (for testing only)
Default: 1
diff --git a/MAINTAINERS b/MAINTAINERS
index f49c556..773c732 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -651,7 +651,12 @@
S: Maintained
ATMEL AT91 MCI DRIVER
-S: Orphan
+P: Nicolas Ferre
+M: nicolas.ferre@rfo.atmel.com
+L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+W: http://www.atmel.com/products/AT91/
+W: http://www.at91.com/
+S: Maintained
ATMEL MACB ETHERNET DRIVER
P: Haavard Skinnemoen
diff --git a/arch/arm/mach-davinci/time.c b/arch/arm/mach-davinci/time.c
index 4d8425d..e96a3dc 100644
--- a/arch/arm/mach-davinci/time.c
+++ b/arch/arm/mach-davinci/time.c
@@ -285,6 +285,8 @@
case CLOCK_EVT_MODE_SHUTDOWN:
t->opts = TIMER_OPTS_DISABLED;
break;
+ case CLOCK_EVT_MODE_RESUME:
+ break;
}
}
diff --git a/arch/arm/mach-imx/time.c b/arch/arm/mach-imx/time.c
index 010f6fa..d86d124 100644
--- a/arch/arm/mach-imx/time.c
+++ b/arch/arm/mach-imx/time.c
@@ -159,6 +159,7 @@
break;
case CLOCK_EVT_MODE_SHUTDOWN:
case CLOCK_EVT_MODE_UNUSED:
+ case CLOCK_EVT_MODE_RESUME:
/* Left event sources disabled, no more interrupts appears */
break;
}
diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c
index 8112f72..23e7fba 100644
--- a/arch/arm/mach-ixp4xx/common.c
+++ b/arch/arm/mach-ixp4xx/common.c
@@ -459,6 +459,8 @@
default:
osrt = opts = 0;
break;
+ case CLOCK_EVT_MODE_RESUME:
+ break;
}
*IXP4XX_OSRT1 = osrt | opts;
diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c
index 3705d20..237651e 100644
--- a/arch/arm/mach-omap1/time.c
+++ b/arch/arm/mach-omap1/time.c
@@ -156,6 +156,7 @@
break;
case CLOCK_EVT_MODE_UNUSED:
case CLOCK_EVT_MODE_SHUTDOWN:
+ case CLOCK_EVT_MODE_RESUME:
break;
}
}
diff --git a/arch/arm/plat-omap/timer32k.c b/arch/arm/plat-omap/timer32k.c
index 2feceec..b0af014 100644
--- a/arch/arm/plat-omap/timer32k.c
+++ b/arch/arm/plat-omap/timer32k.c
@@ -156,6 +156,8 @@
case CLOCK_EVT_MODE_SHUTDOWN:
omap_32k_timer_stop();
break;
+ case CLOCK_EVT_MODE_RESUME:
+ break;
}
}
diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig
index 7a11b90..abb582b 100644
--- a/arch/i386/Kconfig
+++ b/arch/i386/Kconfig
@@ -18,6 +18,10 @@
bool
default y
+config GENERIC_CMOS_UPDATE
+ bool
+ default y
+
config CLOCKSOURCE_WATCHDOG
bool
default y
@@ -544,6 +548,7 @@
config HIGHMEM64G
bool "64GB"
depends on !M386 && !M486
+ select X86_PAE
help
Select this if you have a 32-bit processor and more than 4
gigabytes of physical RAM.
@@ -573,12 +578,12 @@
config VMSPLIT_3G
bool "3G/1G user/kernel split"
config VMSPLIT_3G_OPT
- depends on !HIGHMEM
+ depends on !X86_PAE
bool "3G/1G user/kernel split (for full 1G low memory)"
config VMSPLIT_2G
bool "2G/2G user/kernel split"
config VMSPLIT_2G_OPT
- depends on !HIGHMEM
+ depends on !X86_PAE
bool "2G/2G user/kernel split (for full 2G low memory)"
config VMSPLIT_1G
bool "1G/3G user/kernel split"
@@ -598,10 +603,15 @@
default y
config X86_PAE
- bool
- depends on HIGHMEM64G
- default y
+ bool "PAE (Physical Address Extension) Support"
+ default n
+ depends on !HIGHMEM4G
select RESOURCES_64BIT
+ help
+ PAE is required for NX support, and furthermore enables
+ larger swapspace support for non-overcommit purposes. It
+ has the cost of more pagetable lookup overhead, and also
+ consumes more pagetable space per process.
# Common NUMA Features
config NUMA
@@ -817,6 +827,7 @@
config PHYSICAL_START
hex "Physical address where the kernel is loaded" if (EMBEDDED || CRASH_DUMP)
+ default "0x1000000" if X86_NUMAQ
default "0x100000"
help
This gives the physical address where the kernel is loaded.
diff --git a/arch/i386/defconfig b/arch/i386/defconfig
index 0ac62cd..54ee176 100644
--- a/arch/i386/defconfig
+++ b/arch/i386/defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.22-rc2
-# Mon May 21 13:23:44 2007
+# Linux kernel version: 2.6.22-git14
+# Fri Jul 20 09:53:15 2007
#
CONFIG_X86_32=y
CONFIG_GENERIC_TIME=y
@@ -37,19 +37,18 @@
CONFIG_LOCALVERSION_AUTO=y
CONFIG_SWAP=y
CONFIG_SYSVIPC=y
-# CONFIG_IPC_NS is not set
CONFIG_SYSVIPC_SYSCTL=y
CONFIG_POSIX_MQUEUE=y
# CONFIG_BSD_PROCESS_ACCT is not set
# CONFIG_TASKSTATS is not set
-# CONFIG_UTS_NS is not set
+# CONFIG_USER_NS is not set
# CONFIG_AUDIT is not set
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=18
# CONFIG_CPUSETS is not set
CONFIG_SYSFS_DEPRECATED=y
-# CONFIG_RELAY is not set
+CONFIG_RELAY=y
CONFIG_BLK_DEV_INITRD=y
CONFIG_INITRAMFS_SOURCE=""
CONFIG_CC_OPTIMIZE_FOR_SIZE=y
@@ -73,16 +72,13 @@
CONFIG_EVENTFD=y
CONFIG_SHMEM=y
CONFIG_VM_EVENT_COUNTERS=y
-CONFIG_SLAB=y
-# CONFIG_SLUB is not set
+CONFIG_SLUB_DEBUG=y
+# CONFIG_SLAB is not set
+CONFIG_SLUB=y
# CONFIG_SLOB is not set
CONFIG_RT_MUTEXES=y
# CONFIG_TINY_SHMEM is not set
CONFIG_BASE_SMALL=0
-
-#
-# Loadable module support
-#
CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
CONFIG_MODULE_FORCE_UNLOAD=y
@@ -90,14 +86,11 @@
# CONFIG_MODULE_SRCVERSION_ALL is not set
# CONFIG_KMOD is not set
CONFIG_STOP_MACHINE=y
-
-#
-# Block layer
-#
CONFIG_BLOCK=y
CONFIG_LBD=y
# CONFIG_BLK_DEV_IO_TRACE is not set
# CONFIG_LSF is not set
+# CONFIG_BLK_DEV_BSG is not set
#
# IO Schedulers
@@ -201,6 +194,7 @@
# CONFIG_EDD is not set
# CONFIG_DELL_RBU is not set
# CONFIG_DCDBAS is not set
+CONFIG_DMIID=y
# CONFIG_NOHIGHMEM is not set
CONFIG_HIGHMEM4G=y
# CONFIG_HIGHMEM64G is not set
@@ -217,7 +211,9 @@
CONFIG_SPLIT_PTLOCK_CPUS=4
CONFIG_RESOURCES_64BIT=y
CONFIG_ZONE_DMA_FLAG=1
+CONFIG_BOUNCE=y
CONFIG_NR_QUICK=1
+CONFIG_VIRT_TO_BUS=y
# CONFIG_HIGHPTE is not set
# CONFIG_MATH_EMULATION is not set
CONFIG_MTRR=y
@@ -244,7 +240,6 @@
CONFIG_PM=y
CONFIG_PM_LEGACY=y
# CONFIG_PM_DEBUG is not set
-# CONFIG_PM_SYSFS_DEPRECATED is not set
#
# ACPI (Advanced Configuration and Power Interface) Support
@@ -284,7 +279,7 @@
# CONFIG_CPU_FREQ_GOV_POWERSAVE is not set
CONFIG_CPU_FREQ_GOV_USERSPACE=y
CONFIG_CPU_FREQ_GOV_ONDEMAND=y
-# CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set
+CONFIG_CPU_FREQ_GOV_CONSERVATIVE=y
#
# CPUFreq processor drivers
@@ -325,7 +320,7 @@
CONFIG_ARCH_SUPPORTS_MSI=y
CONFIG_PCI_MSI=y
# CONFIG_PCI_DEBUG is not set
-CONFIG_HT_IRQ=y
+# CONFIG_HT_IRQ is not set
CONFIG_ISA_DMA_API=y
# CONFIG_ISA is not set
# CONFIG_MCA is not set
@@ -381,7 +376,7 @@
CONFIG_INET_TUNNEL=y
CONFIG_INET_XFRM_MODE_TRANSPORT=y
CONFIG_INET_XFRM_MODE_TUNNEL=y
-CONFIG_INET_XFRM_MODE_BEET=y
+# CONFIG_INET_XFRM_MODE_BEET is not set
CONFIG_INET_DIAG=y
CONFIG_INET_TCP_DIAG=y
# CONFIG_TCP_CONG_ADVANCED is not set
@@ -400,27 +395,15 @@
# CONFIG_INET6_TUNNEL is not set
CONFIG_INET6_XFRM_MODE_TRANSPORT=y
CONFIG_INET6_XFRM_MODE_TUNNEL=y
-CONFIG_INET6_XFRM_MODE_BEET=y
+# CONFIG_INET6_XFRM_MODE_BEET is not set
# CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set
CONFIG_IPV6_SIT=y
# CONFIG_IPV6_TUNNEL is not set
# CONFIG_IPV6_MULTIPLE_TABLES is not set
# CONFIG_NETWORK_SECMARK is not set
# CONFIG_NETFILTER is not set
-
-#
-# DCCP Configuration (EXPERIMENTAL)
-#
# CONFIG_IP_DCCP is not set
-
-#
-# SCTP Configuration (EXPERIMENTAL)
-#
# CONFIG_IP_SCTP is not set
-
-#
-# TIPC Configuration (EXPERIMENTAL)
-#
# CONFIG_TIPC is not set
# CONFIG_ATM is not set
# CONFIG_BRIDGE is not set
@@ -457,6 +440,7 @@
# CONFIG_MAC80211 is not set
# CONFIG_IEEE80211 is not set
# CONFIG_RFKILL is not set
+# CONFIG_NET_9P is not set
#
# Device Drivers
@@ -471,21 +455,9 @@
# CONFIG_DEBUG_DRIVER is not set
# CONFIG_DEBUG_DEVRES is not set
# CONFIG_SYS_HYPERVISOR is not set
-
-#
-# Connector - unified userspace <-> kernelspace linker
-#
# CONFIG_CONNECTOR is not set
# CONFIG_MTD is not set
-
-#
-# Parallel port support
-#
# CONFIG_PARPORT is not set
-
-#
-# Plug and Play support
-#
CONFIG_PNP=y
# CONFIG_PNP_DEBUG is not set
@@ -493,10 +465,7 @@
# Protocols
#
CONFIG_PNPACPI=y
-
-#
-# Block devices
-#
+CONFIG_BLK_DEV=y
CONFIG_BLK_DEV_FD=y
# CONFIG_BLK_CPQ_DA is not set
# CONFIG_BLK_CPQ_CISS_DA is not set
@@ -514,17 +483,14 @@
CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024
# CONFIG_CDROM_PKTCDVD is not set
# CONFIG_ATA_OVER_ETH is not set
-
-#
-# Misc devices
-#
+CONFIG_MISC_DEVICES=y
# CONFIG_IBM_ASM is not set
# CONFIG_PHANTOM is not set
+# CONFIG_EEPROM_93CX6 is not set
# CONFIG_SGI_IOC4 is not set
# CONFIG_TIFM_CORE is not set
# CONFIG_SONY_LAPTOP is not set
# CONFIG_THINKPAD_ACPI is not set
-# CONFIG_BLINK is not set
CONFIG_IDE=y
CONFIG_BLK_DEV_IDE=y
@@ -596,6 +562,7 @@
#
# CONFIG_RAID_ATTRS is not set
CONFIG_SCSI=y
+CONFIG_SCSI_DMA=y
# CONFIG_SCSI_TGT is not set
CONFIG_SCSI_NETLINK=y
# CONFIG_SCSI_PROC_FS is not set
@@ -606,8 +573,9 @@
CONFIG_BLK_DEV_SD=y
# CONFIG_CHR_DEV_ST is not set
# CONFIG_CHR_DEV_OSST is not set
-# CONFIG_BLK_DEV_SR is not set
-# CONFIG_CHR_DEV_SG is not set
+CONFIG_BLK_DEV_SR=y
+# CONFIG_BLK_DEV_SR_VENDOR is not set
+CONFIG_CHR_DEV_SG=y
# CONFIG_CHR_DEV_SCH is not set
#
@@ -667,6 +635,7 @@
# CONFIG_SCSI_INIA100 is not set
# CONFIG_SCSI_STEX is not set
# CONFIG_SCSI_SYM53C8XX_2 is not set
+# CONFIG_SCSI_IPR is not set
# CONFIG_SCSI_QLOGIC_1280 is not set
# CONFIG_SCSI_QLA_FC is not set
# CONFIG_SCSI_QLA_ISCSI is not set
@@ -675,14 +644,73 @@
# CONFIG_SCSI_DC390T is not set
# CONFIG_SCSI_NSP32 is not set
# CONFIG_SCSI_DEBUG is not set
-# CONFIG_SCSI_ESP_CORE is not set
# CONFIG_SCSI_SRP is not set
-# CONFIG_ATA is not set
-
-#
-# Multi-device support (RAID and LVM)
-#
-# CONFIG_MD is not set
+CONFIG_ATA=y
+# CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_ACPI=y
+CONFIG_SATA_AHCI=y
+CONFIG_SATA_SVW=y
+CONFIG_ATA_PIIX=y
+# CONFIG_SATA_MV is not set
+CONFIG_SATA_NV=y
+# CONFIG_PDC_ADMA is not set
+# CONFIG_SATA_QSTOR is not set
+# CONFIG_SATA_PROMISE is not set
+# CONFIG_SATA_SX4 is not set
+CONFIG_SATA_SIL=y
+# CONFIG_SATA_SIL24 is not set
+# CONFIG_SATA_SIS is not set
+# CONFIG_SATA_ULI is not set
+CONFIG_SATA_VIA=y
+# CONFIG_SATA_VITESSE is not set
+# CONFIG_SATA_INIC162X is not set
+# CONFIG_PATA_ALI is not set
+# CONFIG_PATA_AMD is not set
+# CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATIIXP is not set
+# CONFIG_PATA_CMD640_PCI is not set
+# CONFIG_PATA_CMD64X is not set
+# CONFIG_PATA_CS5520 is not set
+# CONFIG_PATA_CS5530 is not set
+# CONFIG_PATA_CS5535 is not set
+# CONFIG_PATA_CYPRESS is not set
+# CONFIG_PATA_EFAR is not set
+# CONFIG_ATA_GENERIC is not set
+# CONFIG_PATA_HPT366 is not set
+# CONFIG_PATA_HPT37X is not set
+# CONFIG_PATA_HPT3X2N is not set
+# CONFIG_PATA_HPT3X3 is not set
+# CONFIG_PATA_IT821X is not set
+# CONFIG_PATA_IT8213 is not set
+# CONFIG_PATA_JMICRON is not set
+# CONFIG_PATA_TRIFLEX is not set
+# CONFIG_PATA_MARVELL is not set
+# CONFIG_PATA_MPIIX is not set
+# CONFIG_PATA_OLDPIIX is not set
+# CONFIG_PATA_NETCELL is not set
+# CONFIG_PATA_NS87410 is not set
+# CONFIG_PATA_OPTI is not set
+# CONFIG_PATA_OPTIDMA is not set
+# CONFIG_PATA_PDC_OLD is not set
+# CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RZ1000 is not set
+# CONFIG_PATA_SC1200 is not set
+# CONFIG_PATA_SERVERWORKS is not set
+# CONFIG_PATA_PDC2027X is not set
+# CONFIG_PATA_SIL680 is not set
+# CONFIG_PATA_SIS is not set
+# CONFIG_PATA_VIA is not set
+# CONFIG_PATA_WINBOND is not set
+CONFIG_MD=y
+# CONFIG_BLK_DEV_MD is not set
+CONFIG_BLK_DEV_DM=y
+# CONFIG_DM_DEBUG is not set
+# CONFIG_DM_CRYPT is not set
+# CONFIG_DM_SNAPSHOT is not set
+# CONFIG_DM_MIRROR is not set
+# CONFIG_DM_ZERO is not set
+# CONFIG_DM_MULTIPATH is not set
+# CONFIG_DM_DELAY is not set
#
# Fusion MPT device support
@@ -723,42 +751,27 @@
# CONFIG_IEEE1394_ETH1394 is not set
# CONFIG_IEEE1394_DV1394 is not set
CONFIG_IEEE1394_RAWIO=y
-
-#
-# I2O device support
-#
# CONFIG_I2O is not set
-# CONFIG_MACINTOSH_DRIVERS is not set
-
-#
-# Network device support
-#
+CONFIG_MACINTOSH_DRIVERS=y
+# CONFIG_MAC_EMUMOUSEBTN is not set
CONFIG_NETDEVICES=y
+CONFIG_NETDEVICES_MULTIQUEUE=y
# CONFIG_DUMMY is not set
# CONFIG_BONDING is not set
+# CONFIG_MACVLAN is not set
# CONFIG_EQUALIZER is not set
# CONFIG_TUN is not set
# CONFIG_NET_SB1000 is not set
-
-#
-# ARCnet devices
-#
# CONFIG_ARCNET is not set
# CONFIG_PHYLIB is not set
-
-#
-# Ethernet (10 or 100Mbit)
-#
CONFIG_NET_ETHERNET=y
CONFIG_MII=y
# CONFIG_HAPPYMEAL is not set
# CONFIG_SUNGEM is not set
# CONFIG_CASSINI is not set
-# CONFIG_NET_VENDOR_3COM is not set
-
-#
-# Tulip family network device support
-#
+CONFIG_NET_VENDOR_3COM=y
+CONFIG_VORTEX=y
+# CONFIG_TYPHOON is not set
CONFIG_NET_TULIP=y
# CONFIG_DE2104X is not set
CONFIG_TULIP=y
@@ -809,7 +822,6 @@
# CONFIG_SIS190 is not set
# CONFIG_SKGE is not set
CONFIG_SKY2=y
-# CONFIG_SK98LIN is not set
# CONFIG_VIA_VELOCITY is not set
CONFIG_TIGON3=y
CONFIG_BNX2=y
@@ -823,10 +835,6 @@
# CONFIG_MYRI10GE is not set
# CONFIG_NETXEN_NIC is not set
# CONFIG_MLX4_CORE is not set
-
-#
-# Token Ring devices
-#
# CONFIG_TR is not set
#
@@ -855,15 +863,7 @@
CONFIG_NETPOLL=y
# CONFIG_NETPOLL_TRAP is not set
CONFIG_NET_POLL_CONTROLLER=y
-
-#
-# ISDN subsystem
-#
# CONFIG_ISDN is not set
-
-#
-# Telephony Support
-#
# CONFIG_PHONE is not set
#
@@ -871,6 +871,7 @@
#
CONFIG_INPUT=y
# CONFIG_INPUT_FF_MEMLESS is not set
+# CONFIG_INPUT_POLLDEV is not set
#
# Userland interfaces
@@ -936,6 +937,7 @@
#
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
+CONFIG_FIX_EARLYCON_MEM=y
CONFIG_SERIAL_8250_PCI=y
CONFIG_SERIAL_8250_PNP=y
CONFIG_SERIAL_8250_NR_UARTS=4
@@ -951,10 +953,6 @@
CONFIG_UNIX98_PTYS=y
CONFIG_LEGACY_PTYS=y
CONFIG_LEGACY_PTY_COUNT=256
-
-#
-# IPMI
-#
# CONFIG_IPMI_HANDLER is not set
# CONFIG_WATCHDOG is not set
CONFIG_HW_RANDOM=y
@@ -988,11 +986,7 @@
CONFIG_HPET=y
# CONFIG_HPET_RTC_IRQ is not set
CONFIG_HPET_MMAP=y
-CONFIG_HANGCHECK_TIMER=y
-
-#
-# TPM devices
-#
+# CONFIG_HANGCHECK_TIMER is not set
# CONFIG_TCG_TPM is not set
# CONFIG_TELCLOCK is not set
CONFIG_DEVPORT=y
@@ -1003,11 +997,8 @@
#
# CONFIG_SPI is not set
# CONFIG_SPI_MASTER is not set
-
-#
-# Dallas's 1-wire bus
-#
# CONFIG_W1 is not set
+# CONFIG_POWER_SUPPLY is not set
# CONFIG_HWMON is not set
#
@@ -1041,7 +1032,7 @@
CONFIG_VGA_CONSOLE=y
CONFIG_VGACON_SOFT_SCROLLBACK=y
CONFIG_VGACON_SOFT_SCROLLBACK_SIZE=128
-# CONFIG_VIDEO_SELECT is not set
+CONFIG_VIDEO_SELECT=y
CONFIG_DUMMY_CONSOLE=y
#
@@ -1058,15 +1049,11 @@
# Open Sound System
#
CONFIG_SOUND_PRIME=y
-# CONFIG_OSS_OBSOLETE is not set
# CONFIG_SOUND_TRIDENT is not set
# CONFIG_SOUND_MSNDCLAS is not set
# CONFIG_SOUND_MSNDPIN is not set
# CONFIG_SOUND_OSS is not set
-
-#
-# HID Devices
-#
+CONFIG_HID_SUPPORT=y
CONFIG_HID=y
# CONFIG_HID_DEBUG is not set
@@ -1077,10 +1064,7 @@
# CONFIG_USB_HIDINPUT_POWERBOOK is not set
# CONFIG_HID_FF is not set
# CONFIG_USB_HIDDEV is not set
-
-#
-# USB support
-#
+CONFIG_USB_SUPPORT=y
CONFIG_USB_ARCH_HAS_HCD=y
CONFIG_USB_ARCH_HAS_OHCI=y
CONFIG_USB_ARCH_HAS_EHCI=y
@@ -1094,6 +1078,7 @@
# CONFIG_USB_DEVICE_CLASS is not set
# CONFIG_USB_DYNAMIC_MINORS is not set
# CONFIG_USB_SUSPEND is not set
+# CONFIG_USB_PERSIST is not set
# CONFIG_USB_OTG is not set
#
@@ -1103,7 +1088,6 @@
# CONFIG_USB_EHCI_SPLIT_ISO is not set
# CONFIG_USB_EHCI_ROOT_HUB_TT is not set
# CONFIG_USB_EHCI_TT_NEWSCHED is not set
-# CONFIG_USB_EHCI_BIG_ENDIAN_MMIO is not set
# CONFIG_USB_ISP116X_HCD is not set
CONFIG_USB_OHCI_HCD=y
# CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
@@ -1111,6 +1095,7 @@
CONFIG_USB_OHCI_LITTLE_ENDIAN=y
CONFIG_USB_UHCI_HCD=y
# CONFIG_USB_SL811_HCD is not set
+# CONFIG_USB_R8A66597_HCD is not set
#
# USB Device Class drivers
@@ -1201,15 +1186,7 @@
#
# LED Triggers
#
-
-#
-# InfiniBand support
-#
# CONFIG_INFINIBAND is not set
-
-#
-# EDAC - error detection and reporting (RAS) (EXPERIMENTAL)
-#
# CONFIG_EDAC is not set
#
@@ -1229,11 +1206,13 @@
#
# DMA Devices
#
+CONFIG_VIRTUALIZATION=y
+# CONFIG_KVM is not set
#
-# Virtualization
+# Userspace I/O
#
-# CONFIG_KVM is not set
+# CONFIG_UIO is not set
#
# File systems
@@ -1271,6 +1250,7 @@
# CONFIG_AUTOFS_FS is not set
CONFIG_AUTOFS4_FS=y
# CONFIG_FUSE_FS is not set
+CONFIG_GENERIC_ACL=y
#
# CD-ROM/DVD Filesystems
@@ -1298,7 +1278,7 @@
CONFIG_PROC_SYSCTL=y
CONFIG_SYSFS=y
CONFIG_TMPFS=y
-# CONFIG_TMPFS_POSIX_ACL is not set
+CONFIG_TMPFS_POSIX_ACL=y
CONFIG_HUGETLBFS=y
CONFIG_HUGETLB_PAGE=y
CONFIG_RAMFS=y
@@ -1348,7 +1328,6 @@
# CONFIG_NCP_FS is not set
# CONFIG_CODA_FS is not set
# CONFIG_AFS_FS is not set
-# CONFIG_9P_FS is not set
#
# Partition Types
@@ -1404,10 +1383,7 @@
# Distributed Lock Manager
#
# CONFIG_DLM is not set
-
-#
-# Instrumentation Support
-#
+CONFIG_INSTRUMENTATION=y
CONFIG_PROFILING=y
CONFIG_OPROFILE=y
CONFIG_KPROBES=y
@@ -1417,7 +1393,7 @@
#
CONFIG_TRACE_IRQFLAGS_SUPPORT=y
# CONFIG_PRINTK_TIME is not set
-CONFIG_ENABLE_MUST_CHECK=y
+# CONFIG_ENABLE_MUST_CHECK is not set
CONFIG_MAGIC_SYSRQ=y
CONFIG_UNUSED_SYMBOLS=y
# CONFIG_DEBUG_FS is not set
@@ -1425,15 +1401,17 @@
CONFIG_DEBUG_KERNEL=y
# CONFIG_DEBUG_SHIRQ is not set
CONFIG_DETECT_SOFTLOCKUP=y
+# CONFIG_SCHED_DEBUG is not set
# CONFIG_SCHEDSTATS is not set
-# CONFIG_TIMER_STATS is not set
-# CONFIG_DEBUG_SLAB is not set
+CONFIG_TIMER_STATS=y
+# CONFIG_SLUB_DEBUG_ON is not set
# CONFIG_DEBUG_RT_MUTEXES is not set
# CONFIG_RT_MUTEX_TESTER is not set
# CONFIG_DEBUG_SPINLOCK is not set
# CONFIG_DEBUG_MUTEXES is not set
# CONFIG_DEBUG_LOCK_ALLOC is not set
# CONFIG_PROVE_LOCKING is not set
+# CONFIG_LOCK_STAT is not set
# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
# CONFIG_DEBUG_KOBJECT is not set
@@ -1443,7 +1421,6 @@
# CONFIG_DEBUG_VM is not set
# CONFIG_DEBUG_LIST is not set
# CONFIG_FRAME_POINTER is not set
-# CONFIG_UNWIND_INFO is not set
# CONFIG_FORCED_INLINING is not set
# CONFIG_RCU_TORTURE_TEST is not set
# CONFIG_LKDTM is not set
@@ -1462,10 +1439,6 @@
#
# CONFIG_KEYS is not set
# CONFIG_SECURITY is not set
-
-#
-# Cryptographic options
-#
# CONFIG_CRYPTO is not set
#
@@ -1476,6 +1449,7 @@
# CONFIG_CRC16 is not set
# CONFIG_CRC_ITU_T is not set
CONFIG_CRC32=y
+# CONFIG_CRC7 is not set
# CONFIG_LIBCRC32C is not set
CONFIG_ZLIB_INFLATE=y
CONFIG_PLIST=y
diff --git a/arch/i386/kernel/Makefile b/arch/i386/kernel/Makefile
index 06da59f..dbe5e87 100644
--- a/arch/i386/kernel/Makefile
+++ b/arch/i386/kernel/Makefile
@@ -40,6 +40,7 @@
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
obj-$(CONFIG_HPET_TIMER) += hpet.o
obj-$(CONFIG_K8_NB) += k8.o
+obj-$(CONFIG_MGEODE_LX) += geode.o
obj-$(CONFIG_VMI) += vmi.o vmiclock.o
obj-$(CONFIG_PARAVIRT) += paravirt.o
diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c
index a574cd2..b87cede 100644
--- a/arch/i386/kernel/acpi/boot.c
+++ b/arch/i386/kernel/acpi/boot.c
@@ -618,6 +618,8 @@
#ifdef CONFIG_HPET_TIMER
#include <asm/hpet.h>
+static struct __initdata resource *hpet_res;
+
static int __init acpi_parse_hpet(struct acpi_table_header *table)
{
struct acpi_table_hpet *hpet_tbl;
@@ -638,8 +640,42 @@
printk(KERN_INFO PREFIX "HPET id: %#x base: %#lx\n",
hpet_tbl->id, hpet_address);
+ /*
+ * Allocate and initialize the HPET firmware resource for adding into
+ * the resource tree during the lateinit timeframe.
+ */
+#define HPET_RESOURCE_NAME_SIZE 9
+ hpet_res = alloc_bootmem(sizeof(*hpet_res) + HPET_RESOURCE_NAME_SIZE);
+
+ if (!hpet_res)
+ return 0;
+
+ memset(hpet_res, 0, sizeof(*hpet_res));
+ hpet_res->name = (void *)&hpet_res[1];
+ hpet_res->flags = IORESOURCE_MEM;
+ snprintf((char *)hpet_res->name, HPET_RESOURCE_NAME_SIZE, "HPET %u",
+ hpet_tbl->sequence);
+
+ hpet_res->start = hpet_address;
+ hpet_res->end = hpet_address + (1 * 1024) - 1;
+
return 0;
}
+
+/*
+ * hpet_insert_resource inserts the HPET resources used into the resource
+ * tree.
+ */
+static __init int hpet_insert_resource(void)
+{
+ if (!hpet_res)
+ return 1;
+
+ return insert_resource(&iomem_resource, hpet_res);
+}
+
+late_initcall(hpet_insert_resource);
+
#else
#define acpi_parse_hpet NULL
#endif
diff --git a/arch/i386/kernel/alternative.c b/arch/i386/kernel/alternative.c
index d8cda14..0695be5 100644
--- a/arch/i386/kernel/alternative.c
+++ b/arch/i386/kernel/alternative.c
@@ -5,9 +5,8 @@
#include <asm/alternative.h>
#include <asm/sections.h>
-static int noreplace_smp = 0;
-static int smp_alt_once = 0;
-static int debug_alternative = 0;
+#ifdef CONFIG_HOTPLUG_CPU
+static int smp_alt_once;
static int __init bootonly(char *str)
{
@@ -15,6 +14,11 @@
return 1;
}
__setup("smp-alt-boot", bootonly);
+#else
+#define smp_alt_once 1
+#endif
+
+static int debug_alternative;
static int __init debug_alt(char *str)
{
@@ -23,6 +27,8 @@
}
__setup("debug-alternative", debug_alt);
+static int noreplace_smp;
+
static int __init setup_noreplace_smp(char *str)
{
noreplace_smp = 1;
@@ -376,8 +382,6 @@
#ifdef CONFIG_HOTPLUG_CPU
if (num_possible_cpus() < 2)
smp_alt_once = 1;
-#else
- smp_alt_once = 1;
#endif
#ifdef CONFIG_SMP
diff --git a/arch/i386/kernel/apic.c b/arch/i386/kernel/apic.c
index 67824f3..bfc6cb7 100644
--- a/arch/i386/kernel/apic.c
+++ b/arch/i386/kernel/apic.c
@@ -263,6 +263,9 @@
v |= (APIC_LVT_MASKED | LOCAL_TIMER_VECTOR);
apic_write_around(APIC_LVTT, v);
break;
+ case CLOCK_EVT_MODE_RESUME:
+ /* Nothing to do here */
+ break;
}
local_irq_restore(flags);
@@ -315,7 +318,7 @@
#define LAPIC_CAL_LOOPS (HZ/10)
-static __initdata volatile int lapic_cal_loops = -1;
+static __initdata int lapic_cal_loops = -1;
static __initdata long lapic_cal_t1, lapic_cal_t2;
static __initdata unsigned long long lapic_cal_tsc1, lapic_cal_tsc2;
static __initdata unsigned long lapic_cal_pm1, lapic_cal_pm2;
@@ -485,7 +488,7 @@
/* Let the interrupts run */
local_irq_enable();
- while(lapic_cal_loops <= LAPIC_CAL_LOOPS)
+ while (lapic_cal_loops <= LAPIC_CAL_LOOPS)
cpu_relax();
local_irq_disable();
@@ -521,6 +524,9 @@
*/
if (nmi_watchdog != NMI_IO_APIC)
lapic_clockevent.features &= ~CLOCK_EVT_FEAT_DUMMY;
+ else
+ printk(KERN_WARNING "APIC timer registered as dummy,"
+ " due to nmi_watchdog=1!\n");
}
/* Setup the lapic or request the broadcast */
diff --git a/arch/i386/kernel/cpu/Makefile b/arch/i386/kernel/cpu/Makefile
index 0b6a855..778396c 100644
--- a/arch/i386/kernel/cpu/Makefile
+++ b/arch/i386/kernel/cpu/Makefile
@@ -9,7 +9,6 @@
obj-y += centaur.o
obj-y += transmeta.o
obj-y += intel.o intel_cacheinfo.o addon_cpuid_features.o
-obj-y += rise.o
obj-y += nexgen.o
obj-y += umc.o
diff --git a/arch/i386/kernel/cpu/amd.c b/arch/i386/kernel/cpu/amd.c
index 6f47eee..815a5f0 100644
--- a/arch/i386/kernel/cpu/amd.c
+++ b/arch/i386/kernel/cpu/amd.c
@@ -272,8 +272,12 @@
}
#endif
- if (cpuid_eax(0x80000000) >= 0x80000006)
- num_cache_leaves = 3;
+ if (cpuid_eax(0x80000000) >= 0x80000006) {
+ if ((c->x86 == 0x10) && (cpuid_edx(0x80000006) & 0xf000))
+ num_cache_leaves = 4;
+ else
+ num_cache_leaves = 3;
+ }
if (amd_apic_timer_broken())
set_bit(X86_FEATURE_LAPIC_TIMER_BROKEN, c->x86_capability);
diff --git a/arch/i386/kernel/cpu/common.c b/arch/i386/kernel/cpu/common.c
index e5419a9..d506201 100644
--- a/arch/i386/kernel/cpu/common.c
+++ b/arch/i386/kernel/cpu/common.c
@@ -606,7 +606,6 @@
extern int amd_init_cpu(void);
extern int centaur_init_cpu(void);
extern int transmeta_init_cpu(void);
-extern int rise_init_cpu(void);
extern int nexgen_init_cpu(void);
extern int umc_init_cpu(void);
@@ -618,7 +617,6 @@
amd_init_cpu();
centaur_init_cpu();
transmeta_init_cpu();
- rise_init_cpu();
nexgen_init_cpu();
umc_init_cpu();
early_cpu_detect();
diff --git a/arch/i386/kernel/cpu/intel_cacheinfo.c b/arch/i386/kernel/cpu/intel_cacheinfo.c
index e5be819..d5a456d 100644
--- a/arch/i386/kernel/cpu/intel_cacheinfo.c
+++ b/arch/i386/kernel/cpu/intel_cacheinfo.c
@@ -4,7 +4,7 @@
* Changes:
* Venkatesh Pallipadi : Adding cache identification through cpuid(4)
* Ashok Raj <ashok.raj@intel.com>: Work with CPU hotplug infrastructure.
- * Andi Kleen : CPUID4 emulation on AMD.
+ * Andi Kleen / Andreas Herrmann : CPUID4 emulation on AMD.
*/
#include <linux/init.h>
@@ -135,7 +135,7 @@
/* AMD doesn't have CPUID4. Emulate it here to report the same
information to the user. This makes some assumptions about the machine:
- No L3, L2 not shared, no SMT etc. that is currently true on AMD CPUs.
+ L2 not shared, no SMT etc. that is currently true on AMD CPUs.
In theory the TLBs could be reported as fake type (they are in "dummy").
Maybe later */
@@ -159,13 +159,26 @@
unsigned val;
};
+union l3_cache {
+ struct {
+ unsigned line_size : 8;
+ unsigned lines_per_tag : 4;
+ unsigned assoc : 4;
+ unsigned res : 2;
+ unsigned size_encoded : 14;
+ };
+ unsigned val;
+};
+
static const unsigned short assocs[] = {
[1] = 1, [2] = 2, [4] = 4, [6] = 8,
- [8] = 16,
+ [8] = 16, [0xa] = 32, [0xb] = 48,
+ [0xc] = 64,
[0xf] = 0xffff // ??
- };
-static const unsigned char levels[] = { 1, 1, 2 };
-static const unsigned char types[] = { 1, 2, 3 };
+};
+
+static const unsigned char levels[] = { 1, 1, 2, 3 };
+static const unsigned char types[] = { 1, 2, 3, 3 };
static void __cpuinit amd_cpuid4(int leaf, union _cpuid4_leaf_eax *eax,
union _cpuid4_leaf_ebx *ebx,
@@ -175,37 +188,58 @@
unsigned line_size, lines_per_tag, assoc, size_in_kb;
union l1_cache l1i, l1d;
union l2_cache l2;
+ union l3_cache l3;
+ union l1_cache *l1 = &l1d;
eax->full = 0;
ebx->full = 0;
ecx->full = 0;
cpuid(0x80000005, &dummy, &dummy, &l1d.val, &l1i.val);
- cpuid(0x80000006, &dummy, &dummy, &l2.val, &dummy);
+ cpuid(0x80000006, &dummy, &dummy, &l2.val, &l3.val);
- if (leaf > 2 || !l1d.val || !l1i.val || !l2.val)
- return;
-
- eax->split.is_self_initializing = 1;
- eax->split.type = types[leaf];
- eax->split.level = levels[leaf];
- eax->split.num_threads_sharing = 0;
- eax->split.num_cores_on_die = current_cpu_data.x86_max_cores - 1;
-
- if (leaf <= 1) {
- union l1_cache *l1 = leaf == 0 ? &l1d : &l1i;
+ switch (leaf) {
+ case 1:
+ l1 = &l1i;
+ case 0:
+ if (!l1->val)
+ return;
assoc = l1->assoc;
line_size = l1->line_size;
lines_per_tag = l1->lines_per_tag;
size_in_kb = l1->size_in_kb;
- } else {
+ break;
+ case 2:
+ if (!l2.val)
+ return;
assoc = l2.assoc;
line_size = l2.line_size;
lines_per_tag = l2.lines_per_tag;
/* cpu_data has errata corrections for K7 applied */
size_in_kb = current_cpu_data.x86_cache_size;
+ break;
+ case 3:
+ if (!l3.val)
+ return;
+ assoc = l3.assoc;
+ line_size = l3.line_size;
+ lines_per_tag = l3.lines_per_tag;
+ size_in_kb = l3.size_encoded * 512;
+ break;
+ default:
+ return;
}
+ eax->split.is_self_initializing = 1;
+ eax->split.type = types[leaf];
+ eax->split.level = levels[leaf];
+ if (leaf == 3)
+ eax->split.num_threads_sharing = current_cpu_data.x86_max_cores - 1;
+ else
+ eax->split.num_threads_sharing = 0;
+ eax->split.num_cores_on_die = current_cpu_data.x86_max_cores - 1;
+
+
if (assoc == 0xf)
eax->split.is_fully_associative = 1;
ebx->split.coherency_line_size = line_size - 1;
@@ -239,8 +273,7 @@
return 0;
}
-/* will only be called once; __init is safe here */
-static int __init find_num_cache_leaves(void)
+static int __cpuinit find_num_cache_leaves(void)
{
unsigned int eax, ebx, ecx, edx;
union _cpuid4_leaf_eax cache_eax;
@@ -710,7 +743,7 @@
return retval;
}
-static void __cpuexit cache_remove_dev(struct sys_device * sys_dev)
+static void __cpuinit cache_remove_dev(struct sys_device * sys_dev)
{
unsigned int cpu = sys_dev->id;
unsigned long i;
diff --git a/arch/i386/kernel/cpu/mcheck/non-fatal.c b/arch/i386/kernel/cpu/mcheck/non-fatal.c
index 6b5d351..bf39409 100644
--- a/arch/i386/kernel/cpu/mcheck/non-fatal.c
+++ b/arch/i386/kernel/cpu/mcheck/non-fatal.c
@@ -57,7 +57,7 @@
static void mce_work_fn(struct work_struct *work)
{
on_each_cpu(mce_checkregs, NULL, 1, 1);
- schedule_delayed_work(&mce_work, MCE_RATE);
+ schedule_delayed_work(&mce_work, round_jiffies_relative(MCE_RATE));
}
static int __init init_nonfatal_mce_checker(void)
@@ -82,7 +82,7 @@
/*
* Check for non-fatal errors every MCE_RATE s
*/
- schedule_delayed_work(&mce_work, MCE_RATE);
+ schedule_delayed_work(&mce_work, round_jiffies_relative(MCE_RATE));
printk(KERN_INFO "Machine check exception polling timer started.\n");
return 0;
}
diff --git a/arch/i386/kernel/cpu/mtrr/generic.c b/arch/i386/kernel/cpu/mtrr/generic.c
index f6e4694..56f64e3 100644
--- a/arch/i386/kernel/cpu/mtrr/generic.c
+++ b/arch/i386/kernel/cpu/mtrr/generic.c
@@ -79,7 +79,7 @@
}
/* Grab all of the MTRR state for this CPU into *state */
-void get_mtrr_state(void)
+void __init get_mtrr_state(void)
{
unsigned int i;
struct mtrr_var_range *vrs;
diff --git a/arch/i386/kernel/cpu/mtrr/main.c b/arch/i386/kernel/cpu/mtrr/main.c
index 75dc6d5..c48b6fe 100644
--- a/arch/i386/kernel/cpu/mtrr/main.c
+++ b/arch/i386/kernel/cpu/mtrr/main.c
@@ -643,7 +643,7 @@
* initialized (i.e. before smp_init()).
*
*/
-__init void mtrr_bp_init(void)
+void __init mtrr_bp_init(void)
{
init_ifs();
diff --git a/arch/i386/kernel/cpu/perfctr-watchdog.c b/arch/i386/kernel/cpu/perfctr-watchdog.c
index 4d26d51..30b5e48 100644
--- a/arch/i386/kernel/cpu/perfctr-watchdog.c
+++ b/arch/i386/kernel/cpu/perfctr-watchdog.c
@@ -599,8 +599,8 @@
.setup = setup_intel_arch_watchdog,
.rearm = p6_rearm,
.stop = single_msr_stop_watchdog,
- .perfctr = MSR_ARCH_PERFMON_PERFCTR0,
- .evntsel = MSR_ARCH_PERFMON_EVENTSEL0,
+ .perfctr = MSR_ARCH_PERFMON_PERFCTR1,
+ .evntsel = MSR_ARCH_PERFMON_EVENTSEL1,
};
static void probe_nmi_watchdog(void)
diff --git a/arch/i386/kernel/cpu/rise.c b/arch/i386/kernel/cpu/rise.c
deleted file mode 100644
index 50076f2..0000000
--- a/arch/i386/kernel/cpu/rise.c
+++ /dev/null
@@ -1,52 +0,0 @@
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/bitops.h>
-#include <asm/processor.h>
-
-#include "cpu.h"
-
-static void __cpuinit init_rise(struct cpuinfo_x86 *c)
-{
- printk("CPU: Rise iDragon");
- if (c->x86_model > 2)
- printk(" II");
- printk("\n");
-
- /* Unhide possibly hidden capability flags
- The mp6 iDragon family don't have MSRs.
- We switch on extra features with this cpuid weirdness: */
- __asm__ (
- "movl $0x6363452a, %%eax\n\t"
- "movl $0x3231206c, %%ecx\n\t"
- "movl $0x2a32313a, %%edx\n\t"
- "cpuid\n\t"
- "movl $0x63634523, %%eax\n\t"
- "movl $0x32315f6c, %%ecx\n\t"
- "movl $0x2333313a, %%edx\n\t"
- "cpuid\n\t" : : : "eax", "ebx", "ecx", "edx"
- );
- set_bit(X86_FEATURE_CX8, c->x86_capability);
-}
-
-static struct cpu_dev rise_cpu_dev __cpuinitdata = {
- .c_vendor = "Rise",
- .c_ident = { "RiseRiseRise" },
- .c_models = {
- { .vendor = X86_VENDOR_RISE, .family = 5, .model_names =
- {
- [0] = "iDragon",
- [2] = "iDragon",
- [8] = "iDragon II",
- [9] = "iDragon II"
- }
- },
- },
- .c_init = init_rise,
-};
-
-int __init rise_init_cpu(void)
-{
- cpu_devs[X86_VENDOR_RISE] = &rise_cpu_dev;
- return 0;
-}
-
diff --git a/arch/i386/kernel/e820.c b/arch/i386/kernel/e820.c
index fc822a4..e60cddb 100644
--- a/arch/i386/kernel/e820.c
+++ b/arch/i386/kernel/e820.c
@@ -10,6 +10,7 @@
#include <linux/efi.h>
#include <linux/pfn.h>
#include <linux/uaccess.h>
+#include <linux/suspend.h>
#include <asm/pgtable.h>
#include <asm/page.h>
@@ -320,6 +321,37 @@
subsys_initcall(request_standard_resources);
+#if defined(CONFIG_PM) && defined(CONFIG_SOFTWARE_SUSPEND)
+/**
+ * e820_mark_nosave_regions - Find the ranges of physical addresses that do not
+ * correspond to e820 RAM areas and mark the corresponding pages as nosave for
+ * hibernation.
+ *
+ * This function requires the e820 map to be sorted and without any
+ * overlapping entries and assumes the first e820 area to be RAM.
+ */
+void __init e820_mark_nosave_regions(void)
+{
+ int i;
+ unsigned long pfn;
+
+ pfn = PFN_DOWN(e820.map[0].addr + e820.map[0].size);
+ for (i = 1; i < e820.nr_map; i++) {
+ struct e820entry *ei = &e820.map[i];
+
+ if (pfn < PFN_UP(ei->addr))
+ register_nosave_region(pfn, PFN_UP(ei->addr));
+
+ pfn = PFN_DOWN(ei->addr + ei->size);
+ if (ei->type != E820_RAM)
+ register_nosave_region(PFN_UP(ei->addr), pfn);
+
+ if (pfn >= max_low_pfn)
+ break;
+ }
+}
+#endif
+
void __init add_memory_region(unsigned long long start,
unsigned long long size, int type)
{
diff --git a/arch/i386/kernel/geode.c b/arch/i386/kernel/geode.c
new file mode 100644
index 0000000..41e8aec
--- /dev/null
+++ b/arch/i386/kernel/geode.c
@@ -0,0 +1,155 @@
+/*
+ * AMD Geode southbridge support code
+ * Copyright (C) 2006, Advanced Micro Devices, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of version 2 of the GNU General Public License
+ * as published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/ioport.h>
+#include <linux/io.h>
+#include <asm/msr.h>
+#include <asm/geode.h>
+
+static struct {
+ char *name;
+ u32 msr;
+ int size;
+ u32 base;
+} lbars[] = {
+ { "geode-pms", MSR_LBAR_PMS, LBAR_PMS_SIZE, 0 },
+ { "geode-acpi", MSR_LBAR_ACPI, LBAR_ACPI_SIZE, 0 },
+ { "geode-gpio", MSR_LBAR_GPIO, LBAR_GPIO_SIZE, 0 },
+ { "geode-mfgpt", MSR_LBAR_MFGPT, LBAR_MFGPT_SIZE, 0 }
+};
+
+static void __init init_lbars(void)
+{
+ u32 lo, hi;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(lbars); i++) {
+ rdmsr(lbars[i].msr, lo, hi);
+ if (hi & 0x01)
+ lbars[i].base = lo & 0x0000ffff;
+
+ if (lbars[i].base == 0)
+ printk(KERN_ERR "geode: Couldn't initialize '%s'\n",
+ lbars[i].name);
+ }
+}
+
+int geode_get_dev_base(unsigned int dev)
+{
+ BUG_ON(dev >= ARRAY_SIZE(lbars));
+ return lbars[dev].base;
+}
+EXPORT_SYMBOL_GPL(geode_get_dev_base);
+
+/* === GPIO API === */
+
+void geode_gpio_set(unsigned int gpio, unsigned int reg)
+{
+ u32 base = geode_get_dev_base(GEODE_DEV_GPIO);
+
+ if (!base)
+ return;
+
+ if (gpio < 16)
+ outl(1 << gpio, base + reg);
+ else
+ outl(1 << (gpio - 16), base + 0x80 + reg);
+}
+EXPORT_SYMBOL_GPL(geode_gpio_set);
+
+void geode_gpio_clear(unsigned int gpio, unsigned int reg)
+{
+ u32 base = geode_get_dev_base(GEODE_DEV_GPIO);
+
+ if (!base)
+ return;
+
+ if (gpio < 16)
+ outl(1 << (gpio + 16), base + reg);
+ else
+ outl(1 << gpio, base + 0x80 + reg);
+}
+EXPORT_SYMBOL_GPL(geode_gpio_clear);
+
+int geode_gpio_isset(unsigned int gpio, unsigned int reg)
+{
+ u32 base = geode_get_dev_base(GEODE_DEV_GPIO);
+
+ if (!base)
+ return 0;
+
+ if (gpio < 16)
+ return (inl(base + reg) & (1 << gpio)) ? 1 : 0;
+ else
+ return (inl(base + 0x80 + reg) & (1 << (gpio - 16))) ? 1 : 0;
+}
+EXPORT_SYMBOL_GPL(geode_gpio_isset);
+
+void geode_gpio_set_irq(unsigned int group, unsigned int irq)
+{
+ u32 lo, hi;
+
+ if (group > 7 || irq > 15)
+ return;
+
+ rdmsr(MSR_PIC_ZSEL_HIGH, lo, hi);
+
+ lo &= ~(0xF << (group * 4));
+ lo |= (irq & 0xF) << (group * 4);
+
+ wrmsr(MSR_PIC_ZSEL_HIGH, lo, hi);
+}
+EXPORT_SYMBOL_GPL(geode_gpio_set_irq);
+
+void geode_gpio_setup_event(unsigned int gpio, int pair, int pme)
+{
+ u32 base = geode_get_dev_base(GEODE_DEV_GPIO);
+ u32 offset, shift, val;
+
+ if (gpio >= 24)
+ offset = GPIO_MAP_W;
+ else if (gpio >= 16)
+ offset = GPIO_MAP_Z;
+ else if (gpio >= 8)
+ offset = GPIO_MAP_Y;
+ else
+ offset = GPIO_MAP_X;
+
+ shift = (gpio % 8) * 4;
+
+ val = inl(base + offset);
+
+ /* Clear whatever was there before */
+ val &= ~(0xF << shift);
+
+ /* And set the new value */
+
+ val |= ((pair & 7) << shift);
+
+ /* Set the PME bit if this is a PME event */
+
+ if (pme)
+ val |= (1 << (shift + 3));
+
+ outl(val, base + offset);
+}
+EXPORT_SYMBOL_GPL(geode_gpio_setup_event);
+
+static int __init geode_southbridge_init(void)
+{
+ if (!is_geode())
+ return -ENODEV;
+
+ init_lbars();
+ return 0;
+}
+
+postcore_initcall(geode_southbridge_init);
diff --git a/arch/i386/kernel/hpet.c b/arch/i386/kernel/hpet.c
index 17d7345..533d493 100644
--- a/arch/i386/kernel/hpet.c
+++ b/arch/i386/kernel/hpet.c
@@ -5,6 +5,7 @@
#include <linux/init.h>
#include <linux/sysdev.h>
#include <linux/pm.h>
+#include <linux/delay.h>
#include <asm/hpet.h>
#include <asm/io.h>
@@ -187,6 +188,10 @@
cfg &= ~HPET_TN_ENABLE;
hpet_writel(cfg, HPET_T0_CFG);
break;
+
+ case CLOCK_EVT_MODE_RESUME:
+ hpet_enable_int();
+ break;
}
}
@@ -217,6 +222,7 @@
.mask = HPET_MASK,
.shift = HPET_SHIFT,
.flags = CLOCK_SOURCE_IS_CONTINUOUS,
+ .resume = hpet_start_counter,
};
/*
@@ -226,7 +232,8 @@
{
unsigned long id;
uint64_t hpet_freq;
- u64 tmp;
+ u64 tmp, start, now;
+ cycle_t t1;
if (!is_hpet_capable())
return 0;
@@ -273,6 +280,27 @@
/* Start the counter */
hpet_start_counter();
+ /* Verify whether hpet counter works */
+ t1 = read_hpet();
+ rdtscll(start);
+
+ /*
+ * We don't know the TSC frequency yet, but waiting for
+ * 200000 TSC cycles is safe:
+ * 4 GHz == 50us
+ * 1 GHz == 200us
+ */
+ do {
+ rep_nop();
+ rdtscll(now);
+ } while ((now - start) < 200000UL);
+
+ if (t1 == read_hpet()) {
+ printk(KERN_WARNING
+ "HPET counter not counting. HPET disabled\n");
+ goto out_nohpet;
+ }
+
/* Initialize and register HPET clocksource
*
* hpet period is in femto seconds per cycle
@@ -291,7 +319,6 @@
clocksource_register(&clocksource_hpet);
-
if (id & HPET_ID_LEGSUP) {
hpet_enable_int();
hpet_reserve_platform_timers(id);
@@ -299,7 +326,7 @@
* Start hpet with the boot cpu mask and make it
* global after the IO_APIC has been initialized.
*/
- hpet_clockevent.cpumask =cpumask_of_cpu(0);
+ hpet_clockevent.cpumask = cpumask_of_cpu(smp_processor_id());
clockevents_register_device(&hpet_clockevent);
global_clock_event = &hpet_clockevent;
return 1;
@@ -524,68 +551,3 @@
return IRQ_HANDLED;
}
#endif
-
-
-/*
- * Suspend/resume part
- */
-
-#ifdef CONFIG_PM
-
-static int hpet_suspend(struct sys_device *sys_device, pm_message_t state)
-{
- unsigned long cfg = hpet_readl(HPET_CFG);
-
- cfg &= ~(HPET_CFG_ENABLE|HPET_CFG_LEGACY);
- hpet_writel(cfg, HPET_CFG);
-
- return 0;
-}
-
-static int hpet_resume(struct sys_device *sys_device)
-{
- unsigned int id;
-
- hpet_start_counter();
-
- id = hpet_readl(HPET_ID);
-
- if (id & HPET_ID_LEGSUP)
- hpet_enable_int();
-
- return 0;
-}
-
-static struct sysdev_class hpet_class = {
- set_kset_name("hpet"),
- .suspend = hpet_suspend,
- .resume = hpet_resume,
-};
-
-static struct sys_device hpet_device = {
- .id = 0,
- .cls = &hpet_class,
-};
-
-
-static __init int hpet_register_sysfs(void)
-{
- int err;
-
- if (!is_hpet_capable())
- return 0;
-
- err = sysdev_class_register(&hpet_class);
-
- if (!err) {
- err = sysdev_register(&hpet_device);
- if (err)
- sysdev_class_unregister(&hpet_class);
- }
-
- return err;
-}
-
-device_initcall(hpet_register_sysfs);
-
-#endif
diff --git a/arch/i386/kernel/i8253.c b/arch/i386/kernel/i8253.c
index f8a3c40..6d839f2 100644
--- a/arch/i386/kernel/i8253.c
+++ b/arch/i386/kernel/i8253.c
@@ -3,18 +3,17 @@
*
*/
#include <linux/clockchips.h>
-#include <linux/spinlock.h>
-#include <linux/jiffies.h>
-#include <linux/sysdev.h>
-#include <linux/module.h>
#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/jiffies.h>
+#include <linux/module.h>
+#include <linux/spinlock.h>
#include <asm/smp.h>
#include <asm/delay.h>
#include <asm/i8253.h>
#include <asm/io.h>
-
-#include "io_ports.h"
+#include <asm/timer.h>
DEFINE_SPINLOCK(i8253_lock);
EXPORT_SYMBOL(i8253_lock);
@@ -41,26 +40,27 @@
case CLOCK_EVT_MODE_PERIODIC:
/* binary, mode 2, LSB/MSB, ch 0 */
outb_p(0x34, PIT_MODE);
- udelay(10);
outb_p(LATCH & 0xff , PIT_CH0); /* LSB */
- udelay(10);
outb(LATCH >> 8 , PIT_CH0); /* MSB */
break;
- /*
- * Avoid unnecessary state transitions, as it confuses
- * Geode / Cyrix based boxen.
- */
case CLOCK_EVT_MODE_SHUTDOWN:
- if (evt->mode == CLOCK_EVT_MODE_UNUSED)
- break;
case CLOCK_EVT_MODE_UNUSED:
- if (evt->mode == CLOCK_EVT_MODE_SHUTDOWN)
- break;
+ if (evt->mode == CLOCK_EVT_MODE_PERIODIC ||
+ evt->mode == CLOCK_EVT_MODE_ONESHOT) {
+ outb_p(0x30, PIT_MODE);
+ outb_p(0, PIT_CH0);
+ outb_p(0, PIT_CH0);
+ }
+ break;
+
case CLOCK_EVT_MODE_ONESHOT:
/* One shot setup */
outb_p(0x38, PIT_MODE);
- udelay(10);
+ break;
+
+ case CLOCK_EVT_MODE_RESUME:
+ /* Nothing to do here */
break;
}
spin_unlock_irqrestore(&i8253_lock, flags);
diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c
index 21db8f5..893df82 100644
--- a/arch/i386/kernel/io_apic.c
+++ b/arch/i386/kernel/io_apic.c
@@ -353,14 +353,6 @@
# include <linux/slab.h> /* kmalloc() */
# include <linux/timer.h> /* time_after() */
-#ifdef CONFIG_BALANCED_IRQ_DEBUG
-# define TDprintk(x...) do { printk("<%ld:%s:%d>: ", jiffies, __FILE__, __LINE__); printk(x); } while (0)
-# define Dprintk(x...) do { TDprintk(x); } while (0)
-# else
-# define TDprintk(x...)
-# define Dprintk(x...)
-# endif
-
#define IRQBALANCE_CHECK_ARCH -999
#define MAX_BALANCED_IRQ_INTERVAL (5*HZ)
#define MIN_BALANCED_IRQ_INTERVAL (HZ/2)
@@ -443,7 +435,7 @@
static inline void rotate_irqs_among_cpus(unsigned long useful_load_threshold)
{
int i, j;
- Dprintk("Rotating IRQs among CPUs.\n");
+
for_each_online_cpu(i) {
for (j = 0; j < NR_IRQS; j++) {
if (!irq_desc[j].action)
@@ -560,19 +552,11 @@
max_loaded = tmp_loaded; /* processor */
imbalance = (max_cpu_irq - min_cpu_irq) / 2;
- Dprintk("max_loaded cpu = %d\n", max_loaded);
- Dprintk("min_loaded cpu = %d\n", min_loaded);
- Dprintk("max_cpu_irq load = %ld\n", max_cpu_irq);
- Dprintk("min_cpu_irq load = %ld\n", min_cpu_irq);
- Dprintk("load imbalance = %lu\n", imbalance);
-
/* if imbalance is less than approx 10% of max load, then
* observe diminishing returns action. - quit
*/
- if (imbalance < (max_cpu_irq >> 3)) {
- Dprintk("Imbalance too trivial\n");
+ if (imbalance < (max_cpu_irq >> 3))
goto not_worth_the_effort;
- }
tryanotherirq:
/* if we select an IRQ to move that can't go where we want, then
@@ -629,9 +613,6 @@
cpus_and(tmp, target_cpu_mask, allowed_mask);
if (!cpus_empty(tmp)) {
-
- Dprintk("irq = %d moved to cpu = %d\n",
- selected_irq, min_loaded);
/* mark for change destination */
set_pending_irq(selected_irq, cpumask_of_cpu(min_loaded));
@@ -651,7 +632,6 @@
*/
balanced_irq_interval = min((long)MAX_BALANCED_IRQ_INTERVAL,
balanced_irq_interval + BALANCED_IRQ_MORE_DELTA);
- Dprintk("IRQ worth rotating not found\n");
return;
}
@@ -1902,7 +1882,7 @@
* - if this function detects that timer IRQs are defunct, then we fall
* back to ISA timer IRQs
*/
-int __init timer_irq_works(void)
+static int __init timer_irq_works(void)
{
unsigned long t1 = jiffies;
diff --git a/arch/i386/kernel/irq.c b/arch/i386/kernel/irq.c
index ba44d40..dd2b97f 100644
--- a/arch/i386/kernel/irq.c
+++ b/arch/i386/kernel/irq.c
@@ -149,15 +149,11 @@
#ifdef CONFIG_4KSTACKS
-/*
- * These should really be __section__(".bss.page_aligned") as well, but
- * gcc's 3.0 and earlier don't handle that correctly.
- */
static char softirq_stack[NR_CPUS * THREAD_SIZE]
- __attribute__((__aligned__(THREAD_SIZE)));
+ __attribute__((__section__(".bss.page_aligned")));
static char hardirq_stack[NR_CPUS * THREAD_SIZE]
- __attribute__((__aligned__(THREAD_SIZE)));
+ __attribute__((__section__(".bss.page_aligned")));
/*
* allocate per-cpu stacks for hardirq and for softirq processing
diff --git a/arch/i386/kernel/process.c b/arch/i386/kernel/process.c
index 6c49acb..8466471 100644
--- a/arch/i386/kernel/process.c
+++ b/arch/i386/kernel/process.c
@@ -300,6 +300,7 @@
void show_regs(struct pt_regs * regs)
{
unsigned long cr0 = 0L, cr2 = 0L, cr3 = 0L, cr4 = 0L;
+ unsigned long d0, d1, d2, d3, d6, d7;
printk("\n");
printk("Pid: %d, comm: %20s\n", current->pid, current->comm);
@@ -324,6 +325,17 @@
cr3 = read_cr3();
cr4 = read_cr4_safe();
printk("CR0: %08lx CR2: %08lx CR3: %08lx CR4: %08lx\n", cr0, cr2, cr3, cr4);
+
+ get_debugreg(d0, 0);
+ get_debugreg(d1, 1);
+ get_debugreg(d2, 2);
+ get_debugreg(d3, 3);
+ printk("DR0: %08lx DR1: %08lx DR2: %08lx DR3: %08lx\n",
+ d0, d1, d2, d3);
+ get_debugreg(d6, 6);
+ get_debugreg(d7, 7);
+ printk("DR6: %08lx DR7: %08lx\n", d6, d7);
+
show_trace(NULL, regs, ®s->esp);
}
diff --git a/arch/i386/kernel/reboot.c b/arch/i386/kernel/reboot.c
index 5513f8d..0d79624 100644
--- a/arch/i386/kernel/reboot.c
+++ b/arch/i386/kernel/reboot.c
@@ -113,6 +113,15 @@
DMI_MATCH(DMI_PRODUCT_NAME, "PowerEdge 300/"),
},
},
+ { /* Handle problems with rebooting on Dell Optiplex 745's SFF*/
+ .callback = set_bios_reboot,
+ .ident = "Dell OptiPlex 745",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex 745"),
+ DMI_MATCH(DMI_BOARD_NAME, "0WF810"),
+ },
+ },
{ /* Handle problems with rebooting on Dell 2400's */
.callback = set_bios_reboot,
.ident = "Dell PowerEdge 2400",
diff --git a/arch/i386/kernel/setup.c b/arch/i386/kernel/setup.c
index 74871d0..d474cd6 100644
--- a/arch/i386/kernel/setup.c
+++ b/arch/i386/kernel/setup.c
@@ -273,18 +273,18 @@
printk(KERN_WARNING "Warning only %ldMB will be used.\n",
MAXMEM>>20);
if (max_pfn > MAX_NONPAE_PFN)
- printk(KERN_WARNING "Use a PAE enabled kernel.\n");
+ printk(KERN_WARNING "Use a HIGHMEM64G enabled kernel.\n");
else
printk(KERN_WARNING "Use a HIGHMEM enabled kernel.\n");
max_pfn = MAXMEM_PFN;
#else /* !CONFIG_HIGHMEM */
-#ifndef CONFIG_X86_PAE
+#ifndef CONFIG_HIGHMEM64G
if (max_pfn > MAX_NONPAE_PFN) {
max_pfn = MAX_NONPAE_PFN;
printk(KERN_WARNING "Warning only 4GB will be used.\n");
- printk(KERN_WARNING "Use a PAE enabled kernel.\n");
+ printk(KERN_WARNING "Use a HIGHMEM64G enabled kernel.\n");
}
-#endif /* !CONFIG_X86_PAE */
+#endif /* !CONFIG_HIGHMEM64G */
#endif /* !CONFIG_HIGHMEM */
} else {
if (highmem_pages == -1)
@@ -466,7 +466,7 @@
*
* This should all compile down to nothing when NUMA is off.
*/
-void __init remapped_pgdat_init(void)
+static void __init remapped_pgdat_init(void)
{
int nid;
@@ -640,6 +640,7 @@
#endif
e820_register_memory();
+ e820_mark_nosave_regions();
#ifdef CONFIG_VT
#if defined(CONFIG_VGA_CONSOLE)
diff --git a/arch/i386/kernel/sysenter.c b/arch/i386/kernel/sysenter.c
index ff4ee6f..6deb159 100644
--- a/arch/i386/kernel/sysenter.c
+++ b/arch/i386/kernel/sysenter.c
@@ -336,7 +336,9 @@
int in_gate_area(struct task_struct *task, unsigned long addr)
{
- return 0;
+ const struct vm_area_struct *vma = get_gate_vma(task);
+
+ return vma && addr >= vma->vm_start && addr < vma->vm_end;
}
int in_gate_area_no_task(unsigned long addr)
diff --git a/arch/i386/kernel/time.c b/arch/i386/kernel/time.c
index a665df6..19a6c67 100644
--- a/arch/i386/kernel/time.c
+++ b/arch/i386/kernel/time.c
@@ -207,55 +207,9 @@
return retval;
}
-static void sync_cmos_clock(unsigned long dummy);
-
-static DEFINE_TIMER(sync_cmos_timer, sync_cmos_clock, 0, 0);
-int no_sync_cmos_clock;
-
-static void sync_cmos_clock(unsigned long dummy)
+int update_persistent_clock(struct timespec now)
{
- struct timeval now, next;
- int fail = 1;
-
- /*
- * If we have an externally synchronized Linux clock, then update
- * CMOS clock accordingly every ~11 minutes. Set_rtc_mmss() has to be
- * called as close as possible to 500 ms before the new second starts.
- * This code is run on a timer. If the clock is set, that timer
- * may not expire at the correct time. Thus, we adjust...
- */
- if (!ntp_synced())
- /*
- * Not synced, exit, do not restart a timer (if one is
- * running, let it run out).
- */
- return;
-
- do_gettimeofday(&now);
- if (now.tv_usec >= USEC_AFTER - ((unsigned) TICK_SIZE) / 2 &&
- now.tv_usec <= USEC_BEFORE + ((unsigned) TICK_SIZE) / 2)
- fail = set_rtc_mmss(now.tv_sec);
-
- next.tv_usec = USEC_AFTER - now.tv_usec;
- if (next.tv_usec <= 0)
- next.tv_usec += USEC_PER_SEC;
-
- if (!fail)
- next.tv_sec = 659;
- else
- next.tv_sec = 0;
-
- if (next.tv_usec >= USEC_PER_SEC) {
- next.tv_sec++;
- next.tv_usec -= USEC_PER_SEC;
- }
- mod_timer(&sync_cmos_timer, jiffies + timeval_to_jiffies(&next));
-}
-
-void notify_arch_cmos_timer(void)
-{
- if (!no_sync_cmos_clock)
- mod_timer(&sync_cmos_timer, jiffies + 1);
+ return set_rtc_mmss(now.tv_sec);
}
extern void (*late_time_init)(void);
diff --git a/arch/i386/kernel/traps.c b/arch/i386/kernel/traps.c
index 3e7753c..57772a1 100644
--- a/arch/i386/kernel/traps.c
+++ b/arch/i386/kernel/traps.c
@@ -152,7 +152,7 @@
if (!stack) {
unsigned long dummy;
stack = &dummy;
- if (task && task != current)
+ if (task != current)
stack = (unsigned long *)task->thread.esp;
}
@@ -211,6 +211,7 @@
{
printk("%s [<%08lx>] ", (char *)data, addr);
print_symbol("%s\n", addr);
+ touch_nmi_watchdog();
}
static struct stacktrace_ops print_trace_ops = {
diff --git a/arch/i386/kernel/vmiclock.c b/arch/i386/kernel/vmiclock.c
index f9b845f..b1b5ab0 100644
--- a/arch/i386/kernel/vmiclock.c
+++ b/arch/i386/kernel/vmiclock.c
@@ -32,6 +32,7 @@
#include <asm/apicdef.h>
#include <asm/apic.h>
#include <asm/timer.h>
+#include <asm/i8253.h>
#include <irq_vectors.h>
#include "io_ports.h"
@@ -142,6 +143,7 @@
switch (mode) {
case CLOCK_EVT_MODE_ONESHOT:
+ case CLOCK_EVT_MODE_RESUME:
break;
case CLOCK_EVT_MODE_PERIODIC:
cycles_per_hz = vmi_timer_ops.get_cycle_frequency();
diff --git a/arch/i386/lib/Makefile b/arch/i386/lib/Makefile
index 22d8ac5..4d105fd 100644
--- a/arch/i386/lib/Makefile
+++ b/arch/i386/lib/Makefile
@@ -4,7 +4,7 @@
lib-y = checksum.o delay.o usercopy.o getuser.o putuser.o memcpy.o strstr.o \
- bitops.o semaphore.o
+ bitops.o semaphore.o string.o
lib-$(CONFIG_X86_USE_3DNOW) += mmx.o
diff --git a/arch/i386/lib/string.c b/arch/i386/lib/string.c
new file mode 100644
index 0000000..2c773fe
--- /dev/null
+++ b/arch/i386/lib/string.c
@@ -0,0 +1,257 @@
+/*
+ * Most of the string-functions are rather heavily hand-optimized,
+ * see especially strsep,strstr,str[c]spn. They should work, but are not
+ * very easy to understand. Everything is done entirely within the register
+ * set, making the functions fast and clean. String instructions have been
+ * used through-out, making for "slightly" unclear code :-)
+ *
+ * AK: On P4 and K7 using non string instruction implementations might be faster
+ * for large memory blocks. But most of them are unlikely to be used on large
+ * strings.
+ */
+
+#include <linux/string.h>
+#include <linux/module.h>
+
+#ifdef __HAVE_ARCH_STRCPY
+char *strcpy(char * dest,const char *src)
+{
+ int d0, d1, d2;
+ asm volatile( "1:\tlodsb\n\t"
+ "stosb\n\t"
+ "testb %%al,%%al\n\t"
+ "jne 1b"
+ : "=&S" (d0), "=&D" (d1), "=&a" (d2)
+ :"0" (src),"1" (dest) : "memory");
+ return dest;
+}
+EXPORT_SYMBOL(strcpy);
+#endif
+
+#ifdef __HAVE_ARCH_STRNCPY
+char *strncpy(char * dest,const char *src,size_t count)
+{
+ int d0, d1, d2, d3;
+ asm volatile( "1:\tdecl %2\n\t"
+ "js 2f\n\t"
+ "lodsb\n\t"
+ "stosb\n\t"
+ "testb %%al,%%al\n\t"
+ "jne 1b\n\t"
+ "rep\n\t"
+ "stosb\n"
+ "2:"
+ : "=&S" (d0), "=&D" (d1), "=&c" (d2), "=&a" (d3)
+ :"0" (src),"1" (dest),"2" (count) : "memory");
+ return dest;
+}
+EXPORT_SYMBOL(strncpy);
+#endif
+
+#ifdef __HAVE_ARCH_STRCAT
+char *strcat(char * dest,const char * src)
+{
+ int d0, d1, d2, d3;
+ asm volatile( "repne\n\t"
+ "scasb\n\t"
+ "decl %1\n"
+ "1:\tlodsb\n\t"
+ "stosb\n\t"
+ "testb %%al,%%al\n\t"
+ "jne 1b"
+ : "=&S" (d0), "=&D" (d1), "=&a" (d2), "=&c" (d3)
+ : "0" (src), "1" (dest), "2" (0), "3" (0xffffffffu): "memory");
+ return dest;
+}
+EXPORT_SYMBOL(strcat);
+#endif
+
+#ifdef __HAVE_ARCH_STRNCAT
+char *strncat(char * dest,const char * src,size_t count)
+{
+ int d0, d1, d2, d3;
+ asm volatile( "repne\n\t"
+ "scasb\n\t"
+ "decl %1\n\t"
+ "movl %8,%3\n"
+ "1:\tdecl %3\n\t"
+ "js 2f\n\t"
+ "lodsb\n\t"
+ "stosb\n\t"
+ "testb %%al,%%al\n\t"
+ "jne 1b\n"
+ "2:\txorl %2,%2\n\t"
+ "stosb"
+ : "=&S" (d0), "=&D" (d1), "=&a" (d2), "=&c" (d3)
+ : "0" (src),"1" (dest),"2" (0),"3" (0xffffffffu), "g" (count)
+ : "memory");
+ return dest;
+}
+EXPORT_SYMBOL(strncat);
+#endif
+
+#ifdef __HAVE_ARCH_STRCMP
+int strcmp(const char * cs,const char * ct)
+{
+ int d0, d1;
+ int res;
+ asm volatile( "1:\tlodsb\n\t"
+ "scasb\n\t"
+ "jne 2f\n\t"
+ "testb %%al,%%al\n\t"
+ "jne 1b\n\t"
+ "xorl %%eax,%%eax\n\t"
+ "jmp 3f\n"
+ "2:\tsbbl %%eax,%%eax\n\t"
+ "orb $1,%%al\n"
+ "3:"
+ :"=a" (res), "=&S" (d0), "=&D" (d1)
+ :"1" (cs),"2" (ct)
+ :"memory");
+ return res;
+}
+EXPORT_SYMBOL(strcmp);
+#endif
+
+#ifdef __HAVE_ARCH_STRNCMP
+int strncmp(const char * cs,const char * ct,size_t count)
+{
+ int res;
+ int d0, d1, d2;
+ asm volatile( "1:\tdecl %3\n\t"
+ "js 2f\n\t"
+ "lodsb\n\t"
+ "scasb\n\t"
+ "jne 3f\n\t"
+ "testb %%al,%%al\n\t"
+ "jne 1b\n"
+ "2:\txorl %%eax,%%eax\n\t"
+ "jmp 4f\n"
+ "3:\tsbbl %%eax,%%eax\n\t"
+ "orb $1,%%al\n"
+ "4:"
+ :"=a" (res), "=&S" (d0), "=&D" (d1), "=&c" (d2)
+ :"1" (cs),"2" (ct),"3" (count)
+ :"memory");
+ return res;
+}
+EXPORT_SYMBOL(strncmp);
+#endif
+
+#ifdef __HAVE_ARCH_STRCHR
+char *strchr(const char * s, int c)
+{
+ int d0;
+ char * res;
+ asm volatile( "movb %%al,%%ah\n"
+ "1:\tlodsb\n\t"
+ "cmpb %%ah,%%al\n\t"
+ "je 2f\n\t"
+ "testb %%al,%%al\n\t"
+ "jne 1b\n\t"
+ "movl $1,%1\n"
+ "2:\tmovl %1,%0\n\t"
+ "decl %0"
+ :"=a" (res), "=&S" (d0)
+ :"1" (s),"0" (c)
+ :"memory");
+ return res;
+}
+EXPORT_SYMBOL(strchr);
+#endif
+
+#ifdef __HAVE_ARCH_STRRCHR
+char *strrchr(const char * s, int c)
+{
+ int d0, d1;
+ char * res;
+ asm volatile( "movb %%al,%%ah\n"
+ "1:\tlodsb\n\t"
+ "cmpb %%ah,%%al\n\t"
+ "jne 2f\n\t"
+ "leal -1(%%esi),%0\n"
+ "2:\ttestb %%al,%%al\n\t"
+ "jne 1b"
+ :"=g" (res), "=&S" (d0), "=&a" (d1)
+ :"0" (0),"1" (s),"2" (c)
+ :"memory");
+ return res;
+}
+EXPORT_SYMBOL(strrchr);
+#endif
+
+#ifdef __HAVE_ARCH_STRLEN
+size_t strlen(const char * s)
+{
+ int d0;
+ int res;
+ asm volatile( "repne\n\t"
+ "scasb\n\t"
+ "notl %0\n\t"
+ "decl %0"
+ :"=c" (res), "=&D" (d0)
+ :"1" (s),"a" (0), "0" (0xffffffffu)
+ :"memory");
+ return res;
+}
+EXPORT_SYMBOL(strlen);
+#endif
+
+#ifdef __HAVE_ARCH_MEMCHR
+void *memchr(const void *cs,int c,size_t count)
+{
+ int d0;
+ void *res;
+ if (!count)
+ return NULL;
+ asm volatile( "repne\n\t"
+ "scasb\n\t"
+ "je 1f\n\t"
+ "movl $1,%0\n"
+ "1:\tdecl %0"
+ :"=D" (res), "=&c" (d0)
+ :"a" (c),"0" (cs),"1" (count)
+ :"memory");
+ return res;
+}
+EXPORT_SYMBOL(memchr);
+#endif
+
+#ifdef __HAVE_ARCH_MEMSCAN
+void *memscan(void * addr, int c, size_t size)
+{
+ if (!size)
+ return addr;
+ asm volatile("repnz; scasb\n\t"
+ "jnz 1f\n\t"
+ "dec %%edi\n"
+ "1:"
+ : "=D" (addr), "=c" (size)
+ : "0" (addr), "1" (size), "a" (c)
+ : "memory");
+ return addr;
+}
+EXPORT_SYMBOL(memscan);
+#endif
+
+#ifdef __HAVE_ARCH_STRNLEN
+size_t strnlen(const char *s, size_t count)
+{
+ int d0;
+ int res;
+ asm volatile( "movl %2,%0\n\t"
+ "jmp 2f\n"
+ "1:\tcmpb $0,(%0)\n\t"
+ "je 3f\n\t"
+ "incl %0\n"
+ "2:\tdecl %1\n\t"
+ "cmpl $-1,%1\n\t"
+ "jne 1b\n"
+ "3:\tsubl %2,%0"
+ :"=a" (res), "=&d" (d0)
+ :"c" (s),"1" (count)
+ :"memory");
+ return res;
+}
+EXPORT_SYMBOL(strnlen);
+#endif
diff --git a/arch/i386/mm/init.c b/arch/i386/mm/init.c
index 6e72f22..e1a9a80 100644
--- a/arch/i386/mm/init.c
+++ b/arch/i386/mm/init.c
@@ -471,6 +471,10 @@
flush_tlb_all();
}
+int nx_enabled = 0;
+
+#ifdef CONFIG_X86_PAE
+
static int disable_nx __initdata = 0;
u64 __supported_pte_mask __read_mostly = ~_PAGE_NX;
EXPORT_SYMBOL_GPL(__supported_pte_mask);
@@ -500,9 +504,6 @@
}
early_param("noexec", noexec_setup);
-int nx_enabled = 0;
-#ifdef CONFIG_X86_PAE
-
static void __init set_nx(void)
{
unsigned int v[4], l, h;
diff --git a/arch/i386/mm/ioremap.c b/arch/i386/mm/ioremap.c
index fff08ae..0b27831 100644
--- a/arch/i386/mm/ioremap.c
+++ b/arch/i386/mm/ioremap.c
@@ -196,7 +196,7 @@
/* Reset the direct mapping. Can block */
if ((p->flags >> 20) && p->phys_addr < virt_to_phys(high_memory) - 1) {
change_page_attr(virt_to_page(__va(p->phys_addr)),
- p->size >> PAGE_SHIFT,
+ get_vm_area_size(p) >> PAGE_SHIFT,
PAGE_KERNEL);
global_flush_tlb();
}
diff --git a/arch/i386/mm/pageattr.c b/arch/i386/mm/pageattr.c
index 37992ff..8927222 100644
--- a/arch/i386/mm/pageattr.c
+++ b/arch/i386/mm/pageattr.c
@@ -82,7 +82,7 @@
struct page *p;
/* High level code is not ready for clflush yet */
- if (0 && cpu_has_clflush) {
+ if (cpu_has_clflush) {
list_for_each_entry (p, lh, lru)
cache_flush_page(p);
} else if (boot_cpu_data.x86_model >= 4)
@@ -136,6 +136,12 @@
ref_prot));
}
+static inline void save_page(struct page *kpte_page)
+{
+ if (!test_and_set_bit(PG_arch_1, &kpte_page->flags))
+ list_add(&kpte_page->lru, &df_list);
+}
+
static int
__change_page_attr(struct page *page, pgprot_t prot)
{
@@ -150,6 +156,9 @@
if (!kpte)
return -EINVAL;
kpte_page = virt_to_page(kpte);
+ BUG_ON(PageLRU(kpte_page));
+ BUG_ON(PageCompound(kpte_page));
+
if (pgprot_val(prot) != pgprot_val(PAGE_KERNEL)) {
if (!pte_huge(*kpte)) {
set_pte_atomic(kpte, mk_pte(page, prot));
@@ -179,11 +188,11 @@
* time (not via split_large_page) and in turn we must not
* replace it with a largepage.
*/
+
+ save_page(kpte_page);
if (!PageReserved(kpte_page)) {
if (cpu_has_pse && (page_private(kpte_page) == 0)) {
- ClearPagePrivate(kpte_page);
paravirt_release_pt(page_to_pfn(kpte_page));
- list_add(&kpte_page->lru, &df_list);
revert_page(kpte_page, address);
}
}
@@ -236,6 +245,11 @@
spin_unlock_irq(&cpa_lock);
flush_map(&l);
list_for_each_entry_safe(pg, next, &l, lru) {
+ list_del(&pg->lru);
+ clear_bit(PG_arch_1, &pg->flags);
+ if (PageReserved(pg) || !cpu_has_pse || page_private(pg) != 0)
+ continue;
+ ClearPagePrivate(pg);
__free_page(pg);
}
}
diff --git a/arch/i386/mm/pgtable.c b/arch/i386/mm/pgtable.c
index 8d7c086..01437c4 100644
--- a/arch/i386/mm/pgtable.c
+++ b/arch/i386/mm/pgtable.c
@@ -235,7 +235,7 @@
#if (PTRS_PER_PMD == 1)
/* Non-PAE pgd constructor */
-void pgd_ctor(void *pgd)
+static void pgd_ctor(void *pgd)
{
unsigned long flags;
@@ -257,7 +257,7 @@
}
#else /* PTRS_PER_PMD > 1 */
/* PAE pgd constructor */
-void pgd_ctor(void *pgd)
+static void pgd_ctor(void *pgd)
{
/* PAE, kernel PMD may be shared */
@@ -276,7 +276,7 @@
}
#endif /* PTRS_PER_PMD */
-void pgd_dtor(void *pgd)
+static void pgd_dtor(void *pgd)
{
unsigned long flags; /* can be called from interrupt context */
diff --git a/arch/i386/pci/acpi.c b/arch/i386/pci/acpi.c
index b33aea8..bc8a44b 100644
--- a/arch/i386/pci/acpi.c
+++ b/arch/i386/pci/acpi.c
@@ -8,20 +8,42 @@
struct pci_bus * __devinit pci_acpi_scan_root(struct acpi_device *device, int domain, int busnum)
{
struct pci_bus *bus;
+ struct pci_sysdata *sd;
+ int pxm;
- if (domain != 0) {
- printk(KERN_WARNING "PCI: Multiple domains not supported\n");
+ /* Allocate per-root-bus (not per bus) arch-specific data.
+ * TODO: leak; this memory is never freed.
+ * It's arguable whether it's worth the trouble to care.
+ */
+ sd = kzalloc(sizeof(*sd), GFP_KERNEL);
+ if (!sd) {
+ printk(KERN_ERR "PCI: OOM, not probing PCI bus %02x\n", busnum);
return NULL;
}
- bus = pcibios_scan_root(busnum);
+ if (domain != 0) {
+ printk(KERN_WARNING "PCI: Multiple domains not supported\n");
+ kfree(sd);
+ return NULL;
+ }
+
+ sd->node = -1;
+
+ pxm = acpi_get_pxm(device->handle);
+#ifdef CONFIG_ACPI_NUMA
+ if (pxm >= 0)
+ sd->node = pxm_to_node(pxm);
+#endif
+
+ bus = pci_scan_bus_parented(NULL, busnum, &pci_root_ops, sd);
+ if (!bus)
+ kfree(sd);
+
#ifdef CONFIG_ACPI_NUMA
if (bus != NULL) {
- int pxm = acpi_get_pxm(device->handle);
if (pxm >= 0) {
- bus->sysdata = (void *)(unsigned long)pxm_to_node(pxm);
- printk("bus %d -> pxm %d -> node %ld\n",
- busnum, pxm, (long)(bus->sysdata));
+ printk("bus %d -> pxm %d -> node %d\n",
+ busnum, pxm, sd->node);
}
}
#endif
diff --git a/arch/i386/pci/common.c b/arch/i386/pci/common.c
index 3f78d4d..85503dee 100644
--- a/arch/i386/pci/common.c
+++ b/arch/i386/pci/common.c
@@ -293,6 +293,7 @@
struct pci_bus * __devinit pcibios_scan_root(int busnum)
{
struct pci_bus *bus = NULL;
+ struct pci_sysdata *sd;
dmi_check_system(pciprobe_dmi_table);
@@ -303,9 +304,19 @@
}
}
+ /* Allocate per-root-bus (not per bus) arch-specific data.
+ * TODO: leak; this memory is never freed.
+ * It's arguable whether it's worth the trouble to care.
+ */
+ sd = kzalloc(sizeof(*sd), GFP_KERNEL);
+ if (!sd) {
+ printk(KERN_ERR "PCI: OOM, not probing PCI bus %02x\n", busnum);
+ return NULL;
+ }
+
printk(KERN_DEBUG "PCI: Probing PCI hardware (bus %02x)\n", busnum);
- return pci_scan_bus_parented(NULL, busnum, &pci_root_ops, NULL);
+ return pci_scan_bus_parented(NULL, busnum, &pci_root_ops, sd);
}
extern u8 pci_cache_line_size;
diff --git a/arch/i386/pci/mmconfig-shared.c b/arch/i386/pci/mmconfig-shared.c
index c7cabee..4df637e 100644
--- a/arch/i386/pci/mmconfig-shared.c
+++ b/arch/i386/pci/mmconfig-shared.c
@@ -24,6 +24,9 @@
DECLARE_BITMAP(pci_mmcfg_fallback_slots, 32*PCI_MMCFG_MAX_CHECK_BUS);
+/* Indicate if the mmcfg resources have been placed into the resource table. */
+static int __initdata pci_mmcfg_resources_inserted;
+
/* K8 systems have some devices (typically in the builtin northbridge)
that are only accessible using type1
Normally this can be expressed in the MCFG by not listing them
@@ -170,7 +173,7 @@
return name != NULL;
}
-static void __init pci_mmcfg_insert_resources(void)
+static void __init pci_mmcfg_insert_resources(unsigned long resource_flags)
{
#define PCI_MMCFG_RESOURCE_NAME_LEN 19
int i;
@@ -194,10 +197,13 @@
cfg->pci_segment);
res->start = cfg->address;
res->end = res->start + (num_buses << 20) - 1;
- res->flags = IORESOURCE_MEM | IORESOURCE_BUSY;
+ res->flags = IORESOURCE_MEM | resource_flags;
insert_resource(&iomem_resource, res);
names += PCI_MMCFG_RESOURCE_NAME_LEN;
}
+
+ /* Mark that the resources have been inserted. */
+ pci_mmcfg_resources_inserted = 1;
}
static void __init pci_mmcfg_reject_broken(int type)
@@ -267,7 +273,43 @@
if (type == 1)
unreachable_devices();
if (known_bridge)
- pci_mmcfg_insert_resources();
+ pci_mmcfg_insert_resources(IORESOURCE_BUSY);
pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF;
+ } else {
+ /*
+ * Signal not to attempt to insert mmcfg resources because
+ * the architecture mmcfg setup could not initialize.
+ */
+ pci_mmcfg_resources_inserted = 1;
}
}
+
+static int __init pci_mmcfg_late_insert_resources(void)
+{
+ /*
+ * If resources are already inserted or we are not using MMCONFIG,
+ * don't insert the resources.
+ */
+ if ((pci_mmcfg_resources_inserted == 1) ||
+ (pci_probe & PCI_PROBE_MMCONF) == 0 ||
+ (pci_mmcfg_config_num == 0) ||
+ (pci_mmcfg_config == NULL) ||
+ (pci_mmcfg_config[0].address == 0))
+ return 1;
+
+ /*
+ * Attempt to insert the mmcfg resources but not with the busy flag
+ * marked so it won't cause request errors when __request_region is
+ * called.
+ */
+ pci_mmcfg_insert_resources(0);
+
+ return 0;
+}
+
+/*
+ * Perform MMCONFIG resource insertion after PCI initialization to allow for
+ * misprogrammed MCFG tables that state larger sizes but actually conflict
+ * with other system resources.
+ */
+late_initcall(pci_mmcfg_late_insert_resources);
diff --git a/arch/i386/xen/time.c b/arch/i386/xen/time.c
index 51fdabf..dfd6db6 100644
--- a/arch/i386/xen/time.c
+++ b/arch/i386/xen/time.c
@@ -412,6 +412,7 @@
break;
case CLOCK_EVT_MODE_ONESHOT:
+ case CLOCK_EVT_MODE_RESUME:
break;
case CLOCK_EVT_MODE_UNUSED:
@@ -474,6 +475,8 @@
HYPERVISOR_vcpu_op(VCPUOP_stop_periodic_timer, cpu, NULL))
BUG();
break;
+ case CLOCK_EVT_MODE_RESUME:
+ break;
}
}
diff --git a/arch/ia64/ia32/binfmt_elf32.c b/arch/ia64/ia32/binfmt_elf32.c
index e1189ba..1cfab32 100644
--- a/arch/ia64/ia32/binfmt_elf32.c
+++ b/arch/ia64/ia32/binfmt_elf32.c
@@ -226,7 +226,7 @@
}
static unsigned long
-elf32_map (struct file *filep, unsigned long addr, struct elf_phdr *eppnt, int prot, int type, unsigned long unused)
+elf32_map (struct file *filep, unsigned long addr, struct elf_phdr *eppnt, int prot, int type)
{
unsigned long pgoff = (eppnt->p_vaddr) & ~IA32_PAGE_MASK;
diff --git a/arch/powerpc/boot/ps3-head.S b/arch/powerpc/boot/ps3-head.S
index 1a6d64a..a55c273 100644
--- a/arch/powerpc/boot/ps3-head.S
+++ b/arch/powerpc/boot/ps3-head.S
@@ -20,6 +20,8 @@
#include "ppc_asm.h"
+ .machine "ppc64"
+
.text
/*
diff --git a/arch/powerpc/boot/ps3-hvcall.S b/arch/powerpc/boot/ps3-hvcall.S
index c8b7df3..585965f 100644
--- a/arch/powerpc/boot/ps3-hvcall.S
+++ b/arch/powerpc/boot/ps3-hvcall.S
@@ -20,6 +20,8 @@
#include "ppc_asm.h"
+ .machine "ppc64"
+
/*
* The PS3 hypervisor uses a 64 bit "C" language calling convention.
* The routines here marshal arguments between the 32 bit wrapper
diff --git a/arch/powerpc/mm/tlb_32.c b/arch/powerpc/mm/tlb_32.c
index 06c7e77..eb4b512 100644
--- a/arch/powerpc/mm/tlb_32.c
+++ b/arch/powerpc/mm/tlb_32.c
@@ -26,6 +26,8 @@
#include <linux/mm.h>
#include <linux/init.h>
#include <linux/highmem.h>
+#include <linux/pagemap.h>
+
#include <asm/tlbflush.h>
#include <asm/tlb.h>
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c
index 7de4e91..c2aaec5 100644
--- a/arch/powerpc/platforms/cell/spufs/file.c
+++ b/arch/powerpc/platforms/cell/spufs/file.c
@@ -941,6 +941,13 @@
.mmap = spufs_signal1_mmap,
};
+static const struct file_operations spufs_signal1_nosched_fops = {
+ .open = spufs_signal1_open,
+ .release = spufs_signal1_release,
+ .write = spufs_signal1_write,
+ .mmap = spufs_signal1_mmap,
+};
+
static int spufs_signal2_open(struct inode *inode, struct file *file)
{
struct spufs_inode_info *i = SPUFS_I(inode);
@@ -1076,6 +1083,13 @@
.mmap = spufs_signal2_mmap,
};
+static const struct file_operations spufs_signal2_nosched_fops = {
+ .open = spufs_signal2_open,
+ .release = spufs_signal2_release,
+ .write = spufs_signal2_write,
+ .mmap = spufs_signal2_mmap,
+};
+
static void spufs_signal1_type_set(void *data, u64 val)
{
struct spu_context *ctx = data;
@@ -2177,8 +2191,8 @@
{ "mbox_stat", &spufs_mbox_stat_fops, 0444, },
{ "ibox_stat", &spufs_ibox_stat_fops, 0444, },
{ "wbox_stat", &spufs_wbox_stat_fops, 0444, },
- { "signal1", &spufs_signal1_fops, 0666, },
- { "signal2", &spufs_signal2_fops, 0666, },
+ { "signal1", &spufs_signal1_nosched_fops, 0222, },
+ { "signal2", &spufs_signal2_nosched_fops, 0222, },
{ "signal1_type", &spufs_signal1_type, 0666, },
{ "signal2_type", &spufs_signal2_type, 0666, },
{ "cntl", &spufs_cntl_fops, 0666, },
diff --git a/arch/powerpc/platforms/ps3/Kconfig b/arch/powerpc/platforms/ps3/Kconfig
index a05079b..d4fc74f 100644
--- a/arch/powerpc/platforms/ps3/Kconfig
+++ b/arch/powerpc/platforms/ps3/Kconfig
@@ -102,4 +102,40 @@
depends on PPC_PS3
tristate
+config PS3_DISK
+ tristate "PS3 Disk Storage Driver"
+ depends on PPC_PS3 && BLOCK
+ select PS3_STORAGE
+ help
+ Include support for the PS3 Disk Storage.
+
+ This support is required to access the PS3 hard disk.
+ In general, all users will say Y or M.
+
+config PS3_ROM
+ tristate "PS3 BD/DVD/CD-ROM Storage Driver"
+ depends on PPC_PS3 && SCSI
+ select PS3_STORAGE
+ help
+ Include support for the PS3 ROM Storage.
+
+ This support is required to access the PS3 BD/DVD/CD-ROM drive.
+ In general, all users will say Y or M.
+ Also make sure to say Y or M to "SCSI CDROM support" later.
+
+config PS3_FLASH
+ tristate "PS3 FLASH ROM Storage Driver"
+ depends on PPC_PS3
+ select PS3_STORAGE
+ help
+ Include support for the PS3 FLASH ROM Storage.
+
+ This support is required to access the PS3 FLASH ROM, which
+ contains the boot loader and some boot options.
+ In general, all users will say Y or M.
+
+ As this driver needs a fixed buffer of 256 KiB of memory, it can
+ be disabled on the kernel command line using "ps3flash=off", to
+ not allocate this fixed buffer.
+
endmenu
diff --git a/arch/sh/kernel/timers/timer-tmu.c b/arch/sh/kernel/timers/timer-tmu.c
index 097ebd4..7aca37d 100644
--- a/arch/sh/kernel/timers/timer-tmu.c
+++ b/arch/sh/kernel/timers/timer-tmu.c
@@ -80,6 +80,7 @@
break;
case CLOCK_EVT_MODE_UNUSED:
case CLOCK_EVT_MODE_SHUTDOWN:
+ case CLOCK_EVT_MODE_RESUME:
break;
}
}
diff --git a/arch/sparc/kernel/entry.S b/arch/sparc/kernel/entry.S
index 831f540..eac3838 100644
--- a/arch/sparc/kernel/entry.S
+++ b/arch/sparc/kernel/entry.S
@@ -1749,8 +1749,8 @@
__ndelay:
save %sp, -STACKFRAME_SZ, %sp
mov %i0, %o0
- call .umul
- mov 0x1ad, %o1 ! 2**32 / (1 000 000 000 / HZ)
+ call .umul ! round multiplier up so large ns ok
+ mov 0x1ae, %o1 ! 2**32 / (1 000 000 000 / HZ)
call .umul
mov %i1, %o1 ! udelay_val
ba delay_continue
@@ -1760,11 +1760,17 @@
__udelay:
save %sp, -STACKFRAME_SZ, %sp
mov %i0, %o0
- sethi %hi(0x10c6), %o1
+ sethi %hi(0x10c7), %o1 ! round multiplier up so large us ok
call .umul
- or %o1, %lo(0x10c6), %o1 ! 2**32 / 1 000 000
+ or %o1, %lo(0x10c7), %o1 ! 2**32 / 1 000 000
call .umul
mov %i1, %o1 ! udelay_val
+ sethi %hi(0x028f4b62), %l0 ! Add in rounding constant * 2**32,
+ or %g0, %lo(0x028f4b62), %l0
+ addcc %o0, %l0, %o0 ! 2**32 * 0.009 999
+ bcs,a 3f
+ add %o1, 0x01, %o1
+3:
call .umul
mov HZ, %o0 ! >>32 earlier for wider range
diff --git a/arch/sparc/kernel/irq.c b/arch/sparc/kernel/irq.c
index f257a67..75b2240 100644
--- a/arch/sparc/kernel/irq.c
+++ b/arch/sparc/kernel/irq.c
@@ -47,6 +47,8 @@
#include <asm/cacheflush.h>
#include <asm/irq_regs.h>
+#include "irq.h"
+
#ifdef CONFIG_SMP
#define SMP_NOP2 "nop; nop;\n\t"
#define SMP_NOP3 "nop; nop; nop;\n\t"
@@ -268,7 +270,7 @@
kfree(action);
if (!sparc_irq[cpu_irq].action)
- disable_irq(irq);
+ __disable_irq(irq);
out_unlock:
spin_unlock_irqrestore(&irq_action_lock, flags);
@@ -464,7 +466,7 @@
sparc_irq[cpu_irq].action = action;
- enable_irq(irq);
+ __enable_irq(irq);
ret = 0;
out_unlock:
@@ -544,7 +546,7 @@
*actionp = action;
- enable_irq(irq);
+ __enable_irq(irq);
ret = 0;
out_unlock:
@@ -555,6 +557,25 @@
EXPORT_SYMBOL(request_irq);
+void disable_irq_nosync(unsigned int irq)
+{
+ return __disable_irq(irq);
+}
+EXPORT_SYMBOL(disable_irq_nosync);
+
+void disable_irq(unsigned int irq)
+{
+ return __disable_irq(irq);
+}
+EXPORT_SYMBOL(disable_irq);
+
+void enable_irq(unsigned int irq)
+{
+ return __enable_irq(irq);
+}
+
+EXPORT_SYMBOL(enable_irq);
+
/* We really don't need these at all on the Sparc. We only have
* stubs here because they are exported to modules.
*/
diff --git a/arch/sparc/kernel/irq.h b/arch/sparc/kernel/irq.h
new file mode 100644
index 0000000..32ef3eb
--- /dev/null
+++ b/arch/sparc/kernel/irq.h
@@ -0,0 +1,68 @@
+#include <asm/btfixup.h>
+
+/* Dave Redman (djhr@tadpole.co.uk)
+ * changed these to function pointers.. it saves cycles and will allow
+ * the irq dependencies to be split into different files at a later date
+ * sun4c_irq.c, sun4m_irq.c etc so we could reduce the kernel size.
+ * Jakub Jelinek (jj@sunsite.mff.cuni.cz)
+ * Changed these to btfixup entities... It saves cycles :)
+ */
+
+BTFIXUPDEF_CALL(void, disable_irq, unsigned int)
+BTFIXUPDEF_CALL(void, enable_irq, unsigned int)
+BTFIXUPDEF_CALL(void, disable_pil_irq, unsigned int)
+BTFIXUPDEF_CALL(void, enable_pil_irq, unsigned int)
+BTFIXUPDEF_CALL(void, clear_clock_irq, void)
+BTFIXUPDEF_CALL(void, clear_profile_irq, int)
+BTFIXUPDEF_CALL(void, load_profile_irq, int, unsigned int)
+
+static inline void __disable_irq(unsigned int irq)
+{
+ BTFIXUP_CALL(disable_irq)(irq);
+}
+
+static inline void __enable_irq(unsigned int irq)
+{
+ BTFIXUP_CALL(enable_irq)(irq);
+}
+
+static inline void disable_pil_irq(unsigned int irq)
+{
+ BTFIXUP_CALL(disable_pil_irq)(irq);
+}
+
+static inline void enable_pil_irq(unsigned int irq)
+{
+ BTFIXUP_CALL(enable_pil_irq)(irq);
+}
+
+static inline void clear_clock_irq(void)
+{
+ BTFIXUP_CALL(clear_clock_irq)();
+}
+
+static inline void clear_profile_irq(int irq)
+{
+ BTFIXUP_CALL(clear_profile_irq)(irq);
+}
+
+static inline void load_profile_irq(int cpu, int limit)
+{
+ BTFIXUP_CALL(load_profile_irq)(cpu, limit);
+}
+
+extern void (*sparc_init_timers)(irq_handler_t lvl10_irq);
+
+extern void claim_ticker14(irq_handler_t irq_handler,
+ int irq,
+ unsigned int timeout);
+
+#ifdef CONFIG_SMP
+BTFIXUPDEF_CALL(void, set_cpu_int, int, int)
+BTFIXUPDEF_CALL(void, clear_cpu_int, int, int)
+BTFIXUPDEF_CALL(void, set_irq_udt, int)
+
+#define set_cpu_int(cpu,level) BTFIXUP_CALL(set_cpu_int)(cpu,level)
+#define clear_cpu_int(cpu,level) BTFIXUP_CALL(clear_cpu_int)(cpu,level)
+#define set_irq_udt(cpu) BTFIXUP_CALL(set_irq_udt)(cpu)
+#endif
diff --git a/arch/sparc/kernel/pcic.c b/arch/sparc/kernel/pcic.c
index 7917711..f2eae45 100644
--- a/arch/sparc/kernel/pcic.c
+++ b/arch/sparc/kernel/pcic.c
@@ -36,6 +36,7 @@
#include <asm/uaccess.h>
#include <asm/irq_regs.h>
+#include "irq.h"
/*
* I studied different documents and many live PROMs both from 2.30
diff --git a/arch/sparc/kernel/smp.c b/arch/sparc/kernel/smp.c
index 4fea3ac..6724ab9 100644
--- a/arch/sparc/kernel/smp.c
+++ b/arch/sparc/kernel/smp.c
@@ -33,6 +33,8 @@
#include <asm/tlbflush.h>
#include <asm/cpudata.h>
+#include "irq.h"
+
int smp_num_cpus = 1;
volatile unsigned long cpu_callin_map[NR_CPUS] __initdata = {0,};
unsigned char boot_cpu_id = 0;
diff --git a/arch/sparc/kernel/sparc_ksyms.c b/arch/sparc/kernel/sparc_ksyms.c
index d8e008a..55bac51 100644
--- a/arch/sparc/kernel/sparc_ksyms.c
+++ b/arch/sparc/kernel/sparc_ksyms.c
@@ -154,8 +154,6 @@
#else
EXPORT_SYMBOL(BTFIXUP_CALL(__hard_smp_processor_id));
#endif
-EXPORT_SYMBOL(BTFIXUP_CALL(enable_irq));
-EXPORT_SYMBOL(BTFIXUP_CALL(disable_irq));
EXPORT_SYMBOL(BTFIXUP_CALL(mmu_unlockarea));
EXPORT_SYMBOL(BTFIXUP_CALL(mmu_lockarea));
EXPORT_SYMBOL(BTFIXUP_CALL(mmu_get_scsi_sgl));
diff --git a/arch/sparc/kernel/sun4c_irq.c b/arch/sparc/kernel/sun4c_irq.c
index 009e891..c6ac9fc 100644
--- a/arch/sparc/kernel/sun4c_irq.c
+++ b/arch/sparc/kernel/sun4c_irq.c
@@ -18,6 +18,7 @@
#include <linux/interrupt.h>
#include <linux/slab.h>
#include <linux/init.h>
+#include "irq.h"
#include <asm/ptrace.h>
#include <asm/processor.h>
@@ -40,6 +41,20 @@
static struct resource sun4c_intr_eb = { "sun4c_intr" };
#endif
+/*
+ * Bit field defines for the interrupt registers on various
+ * Sparc machines.
+ */
+
+/* The sun4c interrupt register. */
+#define SUN4C_INT_ENABLE 0x01 /* Allow interrupts. */
+#define SUN4C_INT_E14 0x80 /* Enable level 14 IRQ. */
+#define SUN4C_INT_E10 0x20 /* Enable level 10 IRQ. */
+#define SUN4C_INT_E8 0x10 /* Enable level 8 IRQ. */
+#define SUN4C_INT_E6 0x08 /* Enable level 6 IRQ. */
+#define SUN4C_INT_E4 0x04 /* Enable level 4 IRQ. */
+#define SUN4C_INT_E1 0x02 /* Enable level 1 IRQ. */
+
/* Pointer to the interrupt enable byte
*
* Dave Redman (djhr@tadpole.co.uk)
diff --git a/arch/sparc/kernel/sun4d_irq.c b/arch/sparc/kernel/sun4d_irq.c
index 396797e..e0efab2 100644
--- a/arch/sparc/kernel/sun4d_irq.c
+++ b/arch/sparc/kernel/sun4d_irq.c
@@ -39,6 +39,8 @@
#include <asm/cacheflush.h>
#include <asm/irq_regs.h>
+#include "irq.h"
+
/* If you trust current SCSI layer to handle different SCSI IRQs, enable this. I don't trust it... -jj */
/* #define DISTRIBUTE_IRQS */
@@ -188,7 +190,7 @@
kfree(action);
if (!(*actionp))
- disable_irq(irq);
+ __disable_irq(irq);
out_unlock:
spin_unlock_irqrestore(&irq_action_lock, flags);
@@ -346,7 +348,7 @@
else
*actionp = action;
- enable_irq(irq);
+ __enable_irq(irq);
ret = 0;
out_unlock:
diff --git a/arch/sparc/kernel/sun4d_smp.c b/arch/sparc/kernel/sun4d_smp.c
index 098c94f..89a6de9 100644
--- a/arch/sparc/kernel/sun4d_smp.c
+++ b/arch/sparc/kernel/sun4d_smp.c
@@ -36,6 +36,7 @@
#include <asm/cacheflush.h>
#include <asm/cpudata.h>
+#include "irq.h"
#define IRQ_CROSS_CALL 15
extern ctxd_t *srmmu_ctx_table_phys;
diff --git a/arch/sparc/kernel/sun4m_irq.c b/arch/sparc/kernel/sun4m_irq.c
index 91a803e..b92d6d2 100644
--- a/arch/sparc/kernel/sun4m_irq.c
+++ b/arch/sparc/kernel/sun4m_irq.c
@@ -38,11 +38,85 @@
#include <asm/sbus.h>
#include <asm/cacheflush.h>
+#include "irq.h"
+
+/* On the sun4m, just like the timers, we have both per-cpu and master
+ * interrupt registers.
+ */
+
+/* These registers are used for sending/receiving irqs from/to
+ * different cpu's.
+ */
+struct sun4m_intreg_percpu {
+ unsigned int tbt; /* Interrupts still pending for this cpu. */
+
+ /* These next two registers are WRITE-ONLY and are only
+ * "on bit" sensitive, "off bits" written have NO affect.
+ */
+ unsigned int clear; /* Clear this cpus irqs here. */
+ unsigned int set; /* Set this cpus irqs here. */
+ unsigned char space[PAGE_SIZE - 12];
+};
+
+/*
+ * djhr
+ * Actually the clear and set fields in this struct are misleading..
+ * according to the SLAVIO manual (and the same applies for the SEC)
+ * the clear field clears bits in the mask which will ENABLE that IRQ
+ * the set field sets bits in the mask to DISABLE the IRQ.
+ *
+ * Also the undirected_xx address in the SLAVIO is defined as
+ * RESERVED and write only..
+ *
+ * DAVEM_NOTE: The SLAVIO only specifies behavior on uniprocessor
+ * sun4m machines, for MP the layout makes more sense.
+ */
+struct sun4m_intregs {
+ struct sun4m_intreg_percpu cpu_intregs[SUN4M_NCPUS];
+ unsigned int tbt; /* IRQ's that are still pending. */
+ unsigned int irqs; /* Master IRQ bits. */
+
+ /* Again, like the above, two these registers are WRITE-ONLY. */
+ unsigned int clear; /* Clear master IRQ's by setting bits here. */
+ unsigned int set; /* Set master IRQ's by setting bits here. */
+
+ /* This register is both READ and WRITE. */
+ unsigned int undirected_target; /* Which cpu gets undirected irqs. */
+};
+
static unsigned long dummy;
struct sun4m_intregs *sun4m_interrupts;
unsigned long *irq_rcvreg = &dummy;
+/* Dave Redman (djhr@tadpole.co.uk)
+ * The sun4m interrupt registers.
+ */
+#define SUN4M_INT_ENABLE 0x80000000
+#define SUN4M_INT_E14 0x00000080
+#define SUN4M_INT_E10 0x00080000
+
+#define SUN4M_HARD_INT(x) (0x000000001 << (x))
+#define SUN4M_SOFT_INT(x) (0x000010000 << (x))
+
+#define SUN4M_INT_MASKALL 0x80000000 /* mask all interrupts */
+#define SUN4M_INT_MODULE_ERR 0x40000000 /* module error */
+#define SUN4M_INT_M2S_WRITE 0x20000000 /* write buffer error */
+#define SUN4M_INT_ECC 0x10000000 /* ecc memory error */
+#define SUN4M_INT_FLOPPY 0x00400000 /* floppy disk */
+#define SUN4M_INT_MODULE 0x00200000 /* module interrupt */
+#define SUN4M_INT_VIDEO 0x00100000 /* onboard video */
+#define SUN4M_INT_REALTIME 0x00080000 /* system timer */
+#define SUN4M_INT_SCSI 0x00040000 /* onboard scsi */
+#define SUN4M_INT_AUDIO 0x00020000 /* audio/isdn */
+#define SUN4M_INT_ETHERNET 0x00010000 /* onboard ethernet */
+#define SUN4M_INT_SERIAL 0x00008000 /* serial ports */
+#define SUN4M_INT_KBDMS 0x00004000 /* keyboard/mouse */
+#define SUN4M_INT_SBUSBITS 0x00003F80 /* sbus int bits */
+
+#define SUN4M_INT_SBUS(x) (1 << (x+7))
+#define SUN4M_INT_VME(x) (1 << (x))
+
/* These tables only apply for interrupts greater than 15..
*
* any intr value below 0x10 is considered to be a soft-int
diff --git a/arch/sparc/kernel/sun4m_smp.c b/arch/sparc/kernel/sun4m_smp.c
index 63ed19b..730eb57 100644
--- a/arch/sparc/kernel/sun4m_smp.c
+++ b/arch/sparc/kernel/sun4m_smp.c
@@ -31,6 +31,8 @@
#include <asm/oplib.h>
#include <asm/cpudata.h>
+#include "irq.h"
+
#define IRQ_RESCHEDULE 13
#define IRQ_STOP_CPU 14
#define IRQ_CROSS_CALL 15
diff --git a/arch/sparc/kernel/tick14.c b/arch/sparc/kernel/tick14.c
index f1a7bd1..707bfda 100644
--- a/arch/sparc/kernel/tick14.c
+++ b/arch/sparc/kernel/tick14.c
@@ -25,6 +25,8 @@
#include <asm/irq.h>
#include <asm/io.h>
+#include "irq.h"
+
extern unsigned long lvl14_save[5];
static unsigned long *linux_lvl14 = NULL;
static unsigned long obp_lvl14[4];
@@ -62,7 +64,7 @@
/* first we copy the obp handler instructions
*/
- disable_irq(irq_nr);
+ __disable_irq(irq_nr);
if (!handler)
return;
@@ -79,6 +81,6 @@
NULL)) {
install_linux_ticker();
load_profile_irq(cpu, timeout);
- enable_irq(irq_nr);
+ __enable_irq(irq_nr);
}
}
diff --git a/arch/sparc/kernel/time.c b/arch/sparc/kernel/time.c
index f2fdbb3..6a25133 100644
--- a/arch/sparc/kernel/time.c
+++ b/arch/sparc/kernel/time.c
@@ -44,6 +44,8 @@
#include <asm/of_device.h>
#include <asm/irq_regs.h>
+#include "irq.h"
+
DEFINE_SPINLOCK(rtc_lock);
enum sparc_clock_type sp_clock_typ;
DEFINE_SPINLOCK(mostek_lock);
diff --git a/arch/sparc/mm/init.c b/arch/sparc/mm/init.c
index a532922..a1bef07 100644
--- a/arch/sparc/mm/init.c
+++ b/arch/sparc/mm/init.c
@@ -308,6 +308,9 @@
extern void srmmu_paging_init(void);
extern void device_scan(void);
+pgprot_t PAGE_SHARED __read_mostly;
+EXPORT_SYMBOL(PAGE_SHARED);
+
void __init paging_init(void)
{
switch(sparc_cpu_model) {
diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c
index ca26232..17b485f 100644
--- a/arch/sparc/mm/srmmu.c
+++ b/arch/sparc/mm/srmmu.c
@@ -2154,7 +2154,7 @@
BTFIXUPSET_SIMM13(ptrs_per_pgd, SRMMU_PTRS_PER_PGD);
BTFIXUPSET_INT(page_none, pgprot_val(SRMMU_PAGE_NONE));
- BTFIXUPSET_INT(page_shared, pgprot_val(SRMMU_PAGE_SHARED));
+ PAGE_SHARED = pgprot_val(SRMMU_PAGE_SHARED);
BTFIXUPSET_INT(page_copy, pgprot_val(SRMMU_PAGE_COPY));
BTFIXUPSET_INT(page_readonly, pgprot_val(SRMMU_PAGE_RDONLY));
BTFIXUPSET_INT(page_kernel, pgprot_val(SRMMU_PAGE_KERNEL));
diff --git a/arch/sparc/mm/sun4c.c b/arch/sparc/mm/sun4c.c
index bdd835f..a57a366 100644
--- a/arch/sparc/mm/sun4c.c
+++ b/arch/sparc/mm/sun4c.c
@@ -2155,7 +2155,7 @@
BTFIXUPSET_SIMM13(user_ptrs_per_pgd, KERNBASE / SUN4C_PGDIR_SIZE);
BTFIXUPSET_INT(page_none, pgprot_val(SUN4C_PAGE_NONE));
- BTFIXUPSET_INT(page_shared, pgprot_val(SUN4C_PAGE_SHARED));
+ PAGE_SHARED = pgprot_val(SUN4C_PAGE_SHARED);
BTFIXUPSET_INT(page_copy, pgprot_val(SUN4C_PAGE_COPY));
BTFIXUPSET_INT(page_readonly, pgprot_val(SUN4C_PAGE_READONLY));
BTFIXUPSET_INT(page_kernel, pgprot_val(SUN4C_PAGE_KERNEL));
diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig
index f1cc556..33dabf5 100644
--- a/arch/sparc64/Kconfig
+++ b/arch/sparc64/Kconfig
@@ -23,6 +23,10 @@
bool
default y
+config GENERIC_CMOS_UPDATE
+ bool
+ default y
+
config GENERIC_CLOCKEVENTS
bool
default y
diff --git a/arch/sparc64/kernel/sparc64_ksyms.c b/arch/sparc64/kernel/sparc64_ksyms.c
index 7d36531..d270c2f 100644
--- a/arch/sparc64/kernel/sparc64_ksyms.c
+++ b/arch/sparc64/kernel/sparc64_ksyms.c
@@ -280,6 +280,7 @@
EXPORT_SYMBOL(svr4_getcontext);
EXPORT_SYMBOL(svr4_setcontext);
EXPORT_SYMBOL(compat_sys_ioctl);
+EXPORT_SYMBOL(sys_ioctl);
EXPORT_SYMBOL(sparc32_open);
#endif
diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c
index e340eb4..49063ca 100644
--- a/arch/sparc64/kernel/time.c
+++ b/arch/sparc64/kernel/time.c
@@ -403,58 +403,9 @@
static unsigned long timer_ticks_per_nsec_quotient __read_mostly;
-#define TICK_SIZE (tick_nsec / 1000)
-
-#define USEC_AFTER 500000
-#define USEC_BEFORE 500000
-
-static void sync_cmos_clock(unsigned long dummy);
-
-static DEFINE_TIMER(sync_cmos_timer, sync_cmos_clock, 0, 0);
-
-static void sync_cmos_clock(unsigned long dummy)
+int update_persistent_clock(struct timespec now)
{
- struct timeval now, next;
- int fail = 1;
-
- /*
- * If we have an externally synchronized Linux clock, then update
- * CMOS clock accordingly every ~11 minutes. Set_rtc_mmss() has to be
- * called as close as possible to 500 ms before the new second starts.
- * This code is run on a timer. If the clock is set, that timer
- * may not expire at the correct time. Thus, we adjust...
- */
- if (!ntp_synced())
- /*
- * Not synced, exit, do not restart a timer (if one is
- * running, let it run out).
- */
- return;
-
- do_gettimeofday(&now);
- if (now.tv_usec >= USEC_AFTER - ((unsigned) TICK_SIZE) / 2 &&
- now.tv_usec <= USEC_BEFORE + ((unsigned) TICK_SIZE) / 2)
- fail = set_rtc_mmss(now.tv_sec);
-
- next.tv_usec = USEC_AFTER - now.tv_usec;
- if (next.tv_usec <= 0)
- next.tv_usec += USEC_PER_SEC;
-
- if (!fail)
- next.tv_sec = 659;
- else
- next.tv_sec = 0;
-
- if (next.tv_usec >= USEC_PER_SEC) {
- next.tv_sec++;
- next.tv_usec -= USEC_PER_SEC;
- }
- mod_timer(&sync_cmos_timer, jiffies + timeval_to_jiffies(&next));
-}
-
-void notify_arch_cmos_timer(void)
-{
- mod_timer(&sync_cmos_timer, jiffies + 1);
+ return set_rtc_mmss(now.tv_sec);
}
/* Kick start a stopped clock (procedure from the Sun NVRAM/hostid FAQ). */
@@ -931,6 +882,7 @@
{
switch (mode) {
case CLOCK_EVT_MODE_ONESHOT:
+ case CLOCK_EVT_MODE_RESUME:
break;
case CLOCK_EVT_MODE_SHUTDOWN:
diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig
index 14bf8ce..45f82ae 100644
--- a/arch/x86_64/Kconfig
+++ b/arch/x86_64/Kconfig
@@ -32,6 +32,10 @@
bool
default y
+config GENERIC_CMOS_UPDATE
+ bool
+ default y
+
config ZONE_DMA32
bool
default y
@@ -56,6 +60,14 @@
bool
default y
+config QUICKLIST
+ bool
+ default y
+
+config NR_QUICK
+ int
+ default 2
+
config ISA
bool
diff --git a/arch/x86_64/Makefile b/arch/x86_64/Makefile
index 29617ae..128561d 100644
--- a/arch/x86_64/Makefile
+++ b/arch/x86_64/Makefile
@@ -76,7 +76,8 @@
libs-y += arch/x86_64/lib/
core-y += arch/x86_64/kernel/ \
arch/x86_64/mm/ \
- arch/x86_64/crypto/
+ arch/x86_64/crypto/ \
+ arch/x86_64/vdso/
core-$(CONFIG_IA32_EMULATION) += arch/x86_64/ia32/
drivers-$(CONFIG_PCI) += arch/x86_64/pci/
drivers-$(CONFIG_OPROFILE) += arch/x86_64/oprofile/
diff --git a/arch/x86_64/defconfig b/arch/x86_64/defconfig
index 40178e5..b7c4cd0 100644
--- a/arch/x86_64/defconfig
+++ b/arch/x86_64/defconfig
@@ -1,19 +1,22 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.22-rc2
-# Mon May 21 13:23:40 2007
+# Linux kernel version: 2.6.22-git14
+# Fri Jul 20 09:53:15 2007
#
CONFIG_X86_64=y
CONFIG_64BIT=y
CONFIG_X86=y
CONFIG_GENERIC_TIME=y
CONFIG_GENERIC_TIME_VSYSCALL=y
+CONFIG_GENERIC_CMOS_UPDATE=y
CONFIG_ZONE_DMA32=y
CONFIG_LOCKDEP_SUPPORT=y
CONFIG_STACKTRACE_SUPPORT=y
CONFIG_SEMAPHORE_SLEEPERS=y
CONFIG_MMU=y
CONFIG_ZONE_DMA=y
+CONFIG_QUICKLIST=y
+CONFIG_NR_QUICK=2
CONFIG_RWSEM_GENERIC_SPINLOCK=y
CONFIG_GENERIC_HWEIGHT=y
CONFIG_GENERIC_CALIBRATE_DELAY=y
@@ -44,19 +47,18 @@
CONFIG_LOCALVERSION_AUTO=y
CONFIG_SWAP=y
CONFIG_SYSVIPC=y
-# CONFIG_IPC_NS is not set
CONFIG_SYSVIPC_SYSCTL=y
CONFIG_POSIX_MQUEUE=y
# CONFIG_BSD_PROCESS_ACCT is not set
# CONFIG_TASKSTATS is not set
-# CONFIG_UTS_NS is not set
+# CONFIG_USER_NS is not set
# CONFIG_AUDIT is not set
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=18
# CONFIG_CPUSETS is not set
CONFIG_SYSFS_DEPRECATED=y
-# CONFIG_RELAY is not set
+CONFIG_RELAY=y
CONFIG_BLK_DEV_INITRD=y
CONFIG_INITRAMFS_SOURCE=""
CONFIG_CC_OPTIMIZE_FOR_SIZE=y
@@ -86,10 +88,6 @@
CONFIG_RT_MUTEXES=y
# CONFIG_TINY_SHMEM is not set
CONFIG_BASE_SMALL=0
-
-#
-# Loadable module support
-#
CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
CONFIG_MODULE_FORCE_UNLOAD=y
@@ -97,12 +95,9 @@
# CONFIG_MODULE_SRCVERSION_ALL is not set
# CONFIG_KMOD is not set
CONFIG_STOP_MACHINE=y
-
-#
-# Block layer
-#
CONFIG_BLOCK=y
# CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_BLK_DEV_BSG is not set
#
# IO Schedulers
@@ -165,9 +160,12 @@
CONFIG_MIGRATION=y
CONFIG_RESOURCES_64BIT=y
CONFIG_ZONE_DMA_FLAG=1
+CONFIG_BOUNCE=y
+CONFIG_VIRT_TO_BUS=y
CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID=y
CONFIG_OUT_OF_LINE_PFN_TO_PAGE=y
CONFIG_NR_CPUS=32
+CONFIG_PHYSICAL_ALIGN=0x200000
CONFIG_HOTPLUG_CPU=y
CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
CONFIG_HPET_TIMER=y
@@ -180,7 +178,7 @@
CONFIG_X86_MCE_AMD=y
# CONFIG_KEXEC is not set
# CONFIG_CRASH_DUMP is not set
-CONFIG_RELOCATABLE=y
+# CONFIG_RELOCATABLE is not set
CONFIG_PHYSICAL_START=0x200000
CONFIG_SECCOMP=y
# CONFIG_CC_STACKPROTECTOR is not set
@@ -201,7 +199,6 @@
CONFIG_PM=y
# CONFIG_PM_LEGACY is not set
# CONFIG_PM_DEBUG is not set
-# CONFIG_PM_SYSFS_DEPRECATED is not set
CONFIG_SOFTWARE_SUSPEND=y
CONFIG_PM_STD_PARTITION=""
CONFIG_SUSPEND_SMP=y
@@ -248,7 +245,7 @@
# CONFIG_CPU_FREQ_GOV_POWERSAVE is not set
CONFIG_CPU_FREQ_GOV_USERSPACE=y
CONFIG_CPU_FREQ_GOV_ONDEMAND=y
-# CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set
+CONFIG_CPU_FREQ_GOV_CONSERVATIVE=y
#
# CPUFreq processor drivers
@@ -351,20 +348,8 @@
# CONFIG_IPV6_MULTIPLE_TABLES is not set
# CONFIG_NETWORK_SECMARK is not set
# CONFIG_NETFILTER is not set
-
-#
-# DCCP Configuration (EXPERIMENTAL)
-#
# CONFIG_IP_DCCP is not set
-
-#
-# SCTP Configuration (EXPERIMENTAL)
-#
# CONFIG_IP_SCTP is not set
-
-#
-# TIPC Configuration (EXPERIMENTAL)
-#
# CONFIG_TIPC is not set
# CONFIG_ATM is not set
# CONFIG_BRIDGE is not set
@@ -401,6 +386,7 @@
# CONFIG_MAC80211 is not set
# CONFIG_IEEE80211 is not set
# CONFIG_RFKILL is not set
+# CONFIG_NET_9P is not set
#
# Device Drivers
@@ -415,21 +401,9 @@
# CONFIG_DEBUG_DRIVER is not set
# CONFIG_DEBUG_DEVRES is not set
# CONFIG_SYS_HYPERVISOR is not set
-
-#
-# Connector - unified userspace <-> kernelspace linker
-#
# CONFIG_CONNECTOR is not set
# CONFIG_MTD is not set
-
-#
-# Parallel port support
-#
# CONFIG_PARPORT is not set
-
-#
-# Plug and Play support
-#
CONFIG_PNP=y
# CONFIG_PNP_DEBUG is not set
@@ -437,10 +411,7 @@
# Protocols
#
CONFIG_PNPACPI=y
-
-#
-# Block devices
-#
+CONFIG_BLK_DEV=y
CONFIG_BLK_DEV_FD=y
# CONFIG_BLK_CPQ_DA is not set
# CONFIG_BLK_CPQ_CISS_DA is not set
@@ -458,17 +429,14 @@
CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024
# CONFIG_CDROM_PKTCDVD is not set
# CONFIG_ATA_OVER_ETH is not set
-
-#
-# Misc devices
-#
+CONFIG_MISC_DEVICES=y
# CONFIG_IBM_ASM is not set
# CONFIG_PHANTOM is not set
+# CONFIG_EEPROM_93CX6 is not set
# CONFIG_SGI_IOC4 is not set
# CONFIG_TIFM_CORE is not set
# CONFIG_SONY_LAPTOP is not set
# CONFIG_THINKPAD_ACPI is not set
-# CONFIG_BLINK is not set
CONFIG_IDE=y
CONFIG_BLK_DEV_IDE=y
@@ -539,6 +507,7 @@
#
# CONFIG_RAID_ATTRS is not set
CONFIG_SCSI=y
+CONFIG_SCSI_DMA=y
# CONFIG_SCSI_TGT is not set
CONFIG_SCSI_NETLINK=y
# CONFIG_SCSI_PROC_FS is not set
@@ -590,11 +559,9 @@
# CONFIG_AIC79XX_REG_PRETTY_PRINT is not set
# CONFIG_SCSI_AIC94XX is not set
# CONFIG_SCSI_ARCMSR is not set
-CONFIG_MEGARAID_NEWGEN=y
-CONFIG_MEGARAID_MM=y
-CONFIG_MEGARAID_MAILBOX=y
+# CONFIG_MEGARAID_NEWGEN is not set
# CONFIG_MEGARAID_LEGACY is not set
-CONFIG_MEGARAID_SAS=y
+# CONFIG_MEGARAID_SAS is not set
# CONFIG_SCSI_HPTIOP is not set
# CONFIG_SCSI_BUSLOGIC is not set
# CONFIG_SCSI_DMX3191D is not set
@@ -614,7 +581,6 @@
# CONFIG_SCSI_DC395x is not set
# CONFIG_SCSI_DC390T is not set
# CONFIG_SCSI_DEBUG is not set
-# CONFIG_SCSI_ESP_CORE is not set
# CONFIG_SCSI_SRP is not set
CONFIG_ATA=y
# CONFIG_ATA_NONSTANDARD is not set
@@ -671,10 +637,6 @@
# CONFIG_PATA_SIS is not set
# CONFIG_PATA_VIA is not set
# CONFIG_PATA_WINBOND is not set
-
-#
-# Multi-device support (RAID and LVM)
-#
CONFIG_MD=y
# CONFIG_BLK_DEV_MD is not set
CONFIG_BLK_DEV_DM=y
@@ -692,7 +654,7 @@
CONFIG_FUSION=y
CONFIG_FUSION_SPI=y
# CONFIG_FUSION_FC is not set
-CONFIG_FUSION_SAS=y
+# CONFIG_FUSION_SAS is not set
CONFIG_FUSION_MAX_SGE=128
# CONFIG_FUSION_CTL is not set
@@ -710,7 +672,10 @@
#
# Controllers
#
-# CONFIG_IEEE1394_PCILYNX is not set
+
+#
+# Texas Instruments PCILynx requires I2C
+#
CONFIG_IEEE1394_OHCI1394=y
#
@@ -722,32 +687,19 @@
# CONFIG_IEEE1394_ETH1394 is not set
# CONFIG_IEEE1394_DV1394 is not set
CONFIG_IEEE1394_RAWIO=y
-
-#
-# I2O device support
-#
# CONFIG_I2O is not set
-# CONFIG_MACINTOSH_DRIVERS is not set
-
-#
-# Network device support
-#
+CONFIG_MACINTOSH_DRIVERS=y
+# CONFIG_MAC_EMUMOUSEBTN is not set
CONFIG_NETDEVICES=y
+CONFIG_NETDEVICES_MULTIQUEUE=y
# CONFIG_DUMMY is not set
# CONFIG_BONDING is not set
+# CONFIG_MACVLAN is not set
# CONFIG_EQUALIZER is not set
CONFIG_TUN=y
# CONFIG_NET_SB1000 is not set
-
-#
-# ARCnet devices
-#
# CONFIG_ARCNET is not set
# CONFIG_PHYLIB is not set
-
-#
-# Ethernet (10 or 100Mbit)
-#
CONFIG_NET_ETHERNET=y
CONFIG_MII=y
# CONFIG_HAPPYMEAL is not set
@@ -756,10 +708,6 @@
CONFIG_NET_VENDOR_3COM=y
CONFIG_VORTEX=y
# CONFIG_TYPHOON is not set
-
-#
-# Tulip family network device support
-#
CONFIG_NET_TULIP=y
# CONFIG_DE2104X is not set
CONFIG_TULIP=y
@@ -773,7 +721,8 @@
# CONFIG_HP100 is not set
CONFIG_NET_PCI=y
# CONFIG_PCNET32 is not set
-# CONFIG_AMD8111_ETH is not set
+CONFIG_AMD8111_ETH=y
+# CONFIG_AMD8111E_NAPI is not set
# CONFIG_ADAPTEC_STARFIRE is not set
CONFIG_B44=y
CONFIG_FORCEDETH=y
@@ -808,7 +757,6 @@
# CONFIG_SIS190 is not set
# CONFIG_SKGE is not set
# CONFIG_SKY2 is not set
-# CONFIG_SK98LIN is not set
# CONFIG_VIA_VELOCITY is not set
CONFIG_TIGON3=y
CONFIG_BNX2=y
@@ -823,10 +771,6 @@
# CONFIG_MYRI10GE is not set
# CONFIG_NETXEN_NIC is not set
# CONFIG_MLX4_CORE is not set
-
-#
-# Token Ring devices
-#
# CONFIG_TR is not set
#
@@ -855,15 +799,7 @@
CONFIG_NETPOLL=y
# CONFIG_NETPOLL_TRAP is not set
CONFIG_NET_POLL_CONTROLLER=y
-
-#
-# ISDN subsystem
-#
# CONFIG_ISDN is not set
-
-#
-# Telephony Support
-#
# CONFIG_PHONE is not set
#
@@ -871,6 +807,7 @@
#
CONFIG_INPUT=y
# CONFIG_INPUT_FF_MEMLESS is not set
+# CONFIG_INPUT_POLLDEV is not set
#
# Userland interfaces
@@ -936,6 +873,7 @@
#
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
+CONFIG_FIX_EARLYCON_MEM=y
CONFIG_SERIAL_8250_PCI=y
CONFIG_SERIAL_8250_PNP=y
CONFIG_SERIAL_8250_NR_UARTS=4
@@ -951,16 +889,11 @@
CONFIG_UNIX98_PTYS=y
CONFIG_LEGACY_PTYS=y
CONFIG_LEGACY_PTY_COUNT=256
-
-#
-# IPMI
-#
# CONFIG_IPMI_HANDLER is not set
# CONFIG_WATCHDOG is not set
CONFIG_HW_RANDOM=y
CONFIG_HW_RANDOM_INTEL=y
CONFIG_HW_RANDOM_AMD=y
-# CONFIG_HW_RANDOM_GEODE is not set
# CONFIG_NVRAM is not set
CONFIG_RTC=y
# CONFIG_R3964 is not set
@@ -979,127 +912,19 @@
# CONFIG_HPET_RTC_IRQ is not set
CONFIG_HPET_MMAP=y
# CONFIG_HANGCHECK_TIMER is not set
-
-#
-# TPM devices
-#
# CONFIG_TCG_TPM is not set
# CONFIG_TELCLOCK is not set
CONFIG_DEVPORT=y
-CONFIG_I2C=m
-CONFIG_I2C_BOARDINFO=y
-CONFIG_I2C_CHARDEV=m
-
-#
-# I2C Algorithms
-#
-# CONFIG_I2C_ALGOBIT is not set
-# CONFIG_I2C_ALGOPCF is not set
-# CONFIG_I2C_ALGOPCA is not set
-
-#
-# I2C Hardware Bus support
-#
-# CONFIG_I2C_ALI1535 is not set
-# CONFIG_I2C_ALI1563 is not set
-# CONFIG_I2C_ALI15X3 is not set
-# CONFIG_I2C_AMD756 is not set
-# CONFIG_I2C_AMD8111 is not set
-# CONFIG_I2C_I801 is not set
-# CONFIG_I2C_I810 is not set
-# CONFIG_I2C_PIIX4 is not set
-# CONFIG_I2C_NFORCE2 is not set
-# CONFIG_I2C_OCORES is not set
-# CONFIG_I2C_PARPORT_LIGHT is not set
-# CONFIG_I2C_PROSAVAGE is not set
-# CONFIG_I2C_SAVAGE4 is not set
-# CONFIG_I2C_SIMTEC is not set
-# CONFIG_I2C_SIS5595 is not set
-# CONFIG_I2C_SIS630 is not set
-# CONFIG_I2C_SIS96X is not set
-# CONFIG_I2C_STUB is not set
-# CONFIG_I2C_TINY_USB is not set
-# CONFIG_I2C_VIA is not set
-# CONFIG_I2C_VIAPRO is not set
-# CONFIG_I2C_VOODOO3 is not set
-
-#
-# Miscellaneous I2C Chip support
-#
-# CONFIG_SENSORS_DS1337 is not set
-# CONFIG_SENSORS_DS1374 is not set
-# CONFIG_SENSORS_EEPROM is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_SENSORS_PCA9539 is not set
-# CONFIG_SENSORS_PCF8591 is not set
-# CONFIG_SENSORS_MAX6875 is not set
-# CONFIG_I2C_DEBUG_CORE is not set
-# CONFIG_I2C_DEBUG_ALGO is not set
-# CONFIG_I2C_DEBUG_BUS is not set
-# CONFIG_I2C_DEBUG_CHIP is not set
+# CONFIG_I2C is not set
#
# SPI support
#
# CONFIG_SPI is not set
# CONFIG_SPI_MASTER is not set
-
-#
-# Dallas's 1-wire bus
-#
# CONFIG_W1 is not set
-CONFIG_HWMON=y
-# CONFIG_HWMON_VID is not set
-# CONFIG_SENSORS_ABITUGURU is not set
-# CONFIG_SENSORS_AD7418 is not set
-# CONFIG_SENSORS_ADM1021 is not set
-# CONFIG_SENSORS_ADM1025 is not set
-# CONFIG_SENSORS_ADM1026 is not set
-# CONFIG_SENSORS_ADM1029 is not set
-# CONFIG_SENSORS_ADM1031 is not set
-# CONFIG_SENSORS_ADM9240 is not set
-# CONFIG_SENSORS_K8TEMP is not set
-# CONFIG_SENSORS_ASB100 is not set
-# CONFIG_SENSORS_ATXP1 is not set
-# CONFIG_SENSORS_DS1621 is not set
-# CONFIG_SENSORS_F71805F is not set
-# CONFIG_SENSORS_FSCHER is not set
-# CONFIG_SENSORS_FSCPOS is not set
-# CONFIG_SENSORS_GL518SM is not set
-# CONFIG_SENSORS_GL520SM is not set
-CONFIG_SENSORS_CORETEMP=y
-# CONFIG_SENSORS_IT87 is not set
-# CONFIG_SENSORS_LM63 is not set
-# CONFIG_SENSORS_LM75 is not set
-# CONFIG_SENSORS_LM77 is not set
-# CONFIG_SENSORS_LM78 is not set
-# CONFIG_SENSORS_LM80 is not set
-# CONFIG_SENSORS_LM83 is not set
-# CONFIG_SENSORS_LM85 is not set
-# CONFIG_SENSORS_LM87 is not set
-# CONFIG_SENSORS_LM90 is not set
-# CONFIG_SENSORS_LM92 is not set
-# CONFIG_SENSORS_MAX1619 is not set
-# CONFIG_SENSORS_MAX6650 is not set
-# CONFIG_SENSORS_PC87360 is not set
-# CONFIG_SENSORS_PC87427 is not set
-# CONFIG_SENSORS_SIS5595 is not set
-# CONFIG_SENSORS_SMSC47M1 is not set
-# CONFIG_SENSORS_SMSC47M192 is not set
-CONFIG_SENSORS_SMSC47B397=m
-# CONFIG_SENSORS_VIA686A is not set
-# CONFIG_SENSORS_VT1211 is not set
-# CONFIG_SENSORS_VT8231 is not set
-# CONFIG_SENSORS_W83781D is not set
-# CONFIG_SENSORS_W83791D is not set
-# CONFIG_SENSORS_W83792D is not set
-# CONFIG_SENSORS_W83793 is not set
-# CONFIG_SENSORS_W83L785TS is not set
-# CONFIG_SENSORS_W83627HF is not set
-# CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_SENSORS_HDAPS is not set
-# CONFIG_SENSORS_APPLESMC is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
+# CONFIG_POWER_SUPPLY is not set
+# CONFIG_HWMON is not set
#
# Multifunction device drivers
@@ -1149,15 +974,11 @@
# Open Sound System
#
CONFIG_SOUND_PRIME=y
-# CONFIG_OSS_OBSOLETE is not set
# CONFIG_SOUND_TRIDENT is not set
# CONFIG_SOUND_MSNDCLAS is not set
# CONFIG_SOUND_MSNDPIN is not set
# CONFIG_SOUND_OSS is not set
-
-#
-# HID Devices
-#
+CONFIG_HID_SUPPORT=y
CONFIG_HID=y
# CONFIG_HID_DEBUG is not set
@@ -1168,10 +989,7 @@
# CONFIG_USB_HIDINPUT_POWERBOOK is not set
# CONFIG_HID_FF is not set
# CONFIG_USB_HIDDEV is not set
-
-#
-# USB support
-#
+CONFIG_USB_SUPPORT=y
CONFIG_USB_ARCH_HAS_HCD=y
CONFIG_USB_ARCH_HAS_OHCI=y
CONFIG_USB_ARCH_HAS_EHCI=y
@@ -1185,6 +1003,7 @@
# CONFIG_USB_DEVICE_CLASS is not set
# CONFIG_USB_DYNAMIC_MINORS is not set
# CONFIG_USB_SUSPEND is not set
+# CONFIG_USB_PERSIST is not set
# CONFIG_USB_OTG is not set
#
@@ -1194,7 +1013,6 @@
# CONFIG_USB_EHCI_SPLIT_ISO is not set
# CONFIG_USB_EHCI_ROOT_HUB_TT is not set
# CONFIG_USB_EHCI_TT_NEWSCHED is not set
-# CONFIG_USB_EHCI_BIG_ENDIAN_MMIO is not set
# CONFIG_USB_ISP116X_HCD is not set
CONFIG_USB_OHCI_HCD=y
# CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
@@ -1202,6 +1020,7 @@
CONFIG_USB_OHCI_LITTLE_ENDIAN=y
CONFIG_USB_UHCI_HCD=y
# CONFIG_USB_SL811_HCD is not set
+# CONFIG_USB_R8A66597_HCD is not set
#
# USB Device Class drivers
@@ -1292,15 +1111,7 @@
#
# LED Triggers
#
-
-#
-# InfiniBand support
-#
# CONFIG_INFINIBAND is not set
-
-#
-# EDAC - error detection and reporting (RAS) (EXPERIMENTAL)
-#
# CONFIG_EDAC is not set
#
@@ -1320,11 +1131,13 @@
#
# DMA Devices
#
+CONFIG_VIRTUALIZATION=y
+# CONFIG_KVM is not set
#
-# Virtualization
+# Userspace I/O
#
-# CONFIG_KVM is not set
+# CONFIG_UIO is not set
#
# Firmware Drivers
@@ -1332,6 +1145,7 @@
# CONFIG_EDD is not set
# CONFIG_DELL_RBU is not set
# CONFIG_DCDBAS is not set
+CONFIG_DMIID=y
#
# File systems
@@ -1447,7 +1261,6 @@
# CONFIG_NCP_FS is not set
# CONFIG_CODA_FS is not set
# CONFIG_AFS_FS is not set
-# CONFIG_9P_FS is not set
#
# Partition Types
@@ -1524,8 +1337,9 @@
CONFIG_DEBUG_KERNEL=y
# CONFIG_DEBUG_SHIRQ is not set
CONFIG_DETECT_SOFTLOCKUP=y
+# CONFIG_SCHED_DEBUG is not set
# CONFIG_SCHEDSTATS is not set
-# CONFIG_TIMER_STATS is not set
+CONFIG_TIMER_STATS=y
# CONFIG_DEBUG_SLAB is not set
# CONFIG_DEBUG_RT_MUTEXES is not set
# CONFIG_RT_MUTEX_TESTER is not set
@@ -1533,6 +1347,7 @@
# CONFIG_DEBUG_MUTEXES is not set
# CONFIG_DEBUG_LOCK_ALLOC is not set
# CONFIG_PROVE_LOCKING is not set
+# CONFIG_LOCK_STAT is not set
# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
# CONFIG_DEBUG_KOBJECT is not set
@@ -1541,8 +1356,6 @@
# CONFIG_DEBUG_VM is not set
# CONFIG_DEBUG_LIST is not set
# CONFIG_FRAME_POINTER is not set
-CONFIG_UNWIND_INFO=y
-CONFIG_STACK_UNWIND=y
# CONFIG_FORCED_INLINING is not set
# CONFIG_RCU_TORTURE_TEST is not set
# CONFIG_LKDTM is not set
@@ -1557,10 +1370,6 @@
#
# CONFIG_KEYS is not set
# CONFIG_SECURITY is not set
-
-#
-# Cryptographic options
-#
# CONFIG_CRYPTO is not set
#
@@ -1571,6 +1380,7 @@
# CONFIG_CRC16 is not set
# CONFIG_CRC_ITU_T is not set
CONFIG_CRC32=y
+# CONFIG_CRC7 is not set
# CONFIG_LIBCRC32C is not set
CONFIG_ZLIB_INFLATE=y
CONFIG_PLIST=y
diff --git a/arch/x86_64/ia32/ia32_binfmt.c b/arch/x86_64/ia32/ia32_binfmt.c
index ed56a88..b70f3e7 100644
--- a/arch/x86_64/ia32/ia32_binfmt.c
+++ b/arch/x86_64/ia32/ia32_binfmt.c
@@ -38,6 +38,7 @@
int sysctl_vsyscall32 = 1;
+#undef ARCH_DLINFO
#define ARCH_DLINFO do { \
if (sysctl_vsyscall32) { \
NEW_AUX_ENT(AT_SYSINFO, (u32)(u64)VSYSCALL32_VSYSCALL); \
diff --git a/arch/x86_64/ia32/ia32entry.S b/arch/x86_64/ia32/ia32entry.S
index 3f66e970..9382786 100644
--- a/arch/x86_64/ia32/ia32entry.S
+++ b/arch/x86_64/ia32/ia32entry.S
@@ -104,7 +104,7 @@
pushq %rax
CFI_ADJUST_CFA_OFFSET 8
cld
- SAVE_ARGS 0,0,0
+ SAVE_ARGS 0,0,1
/* no need to do an access_ok check here because rbp has been
32bit zero extended */
1: movl (%rbp),%r9d
@@ -294,7 +294,7 @@
*/
ENTRY(ia32_syscall)
- CFI_STARTPROC simple
+ CFI_STARTPROC32 simple
CFI_SIGNAL_FRAME
CFI_DEF_CFA rsp,SS+8-RIP
/*CFI_REL_OFFSET ss,SS-RIP*/
@@ -330,6 +330,7 @@
ia32_tracesys:
SAVE_REST
+ CLEAR_RREGS
movq $-ENOSYS,RAX(%rsp) /* really needed? */
movq %rsp,%rdi /* &pt_regs -> arg1 */
call syscall_trace_enter
diff --git a/arch/x86_64/kernel/aperture.c b/arch/x86_64/kernel/aperture.c
index a3d450d..8f681cae7 100644
--- a/arch/x86_64/kernel/aperture.c
+++ b/arch/x86_64/kernel/aperture.c
@@ -20,7 +20,7 @@
#include <linux/ioport.h>
#include <asm/e820.h>
#include <asm/io.h>
-#include <asm/proto.h>
+#include <asm/iommu.h>
#include <asm/pci-direct.h>
#include <asm/dma.h>
#include <asm/k8.h>
@@ -214,7 +214,7 @@
if (iommu_aperture_disabled || !fix_aperture || !early_pci_allowed())
return;
- printk("Checking aperture...\n");
+ printk(KERN_INFO "Checking aperture...\n");
fix = 0;
for (num = 24; num < 32; num++) {
diff --git a/arch/x86_64/kernel/apic.c b/arch/x86_64/kernel/apic.c
index 1b0e07b..900ff38 100644
--- a/arch/x86_64/kernel/apic.c
+++ b/arch/x86_64/kernel/apic.c
@@ -92,8 +92,9 @@
void enable_NMI_through_LVT0 (void * dummy)
{
unsigned int v;
-
- v = APIC_DM_NMI; /* unmask and set to NMI */
+
+ /* unmask and set to NMI */
+ v = APIC_DM_NMI;
apic_write(APIC_LVT0, v);
}
@@ -120,7 +121,7 @@
* holds up an irq slot - in excessive cases (when multiple
* unexpected vectors occur) that might lock up the APIC
* completely.
- * But don't ack when the APIC is disabled. -AK
+ * But don't ack when the APIC is disabled. -AK
*/
if (!disable_apic)
ack_APIC_irq();
@@ -616,7 +617,7 @@
* Detect and enable local APICs on non-SMP boards.
* Original code written by Keir Fraser.
* On AMD64 we trust the BIOS - if it says no APIC it is likely
- * not correctly set up (usually the APIC timer won't work etc.)
+ * not correctly set up (usually the APIC timer won't work etc.)
*/
static int __init detect_init_APIC (void)
@@ -789,13 +790,13 @@
local_irq_save(flags);
/* wait for irq slice */
- if (hpet_address && hpet_use_timer) {
- int trigger = hpet_readl(HPET_T0_CMP);
- while (hpet_readl(HPET_COUNTER) >= trigger)
- /* do nothing */ ;
- while (hpet_readl(HPET_COUNTER) < trigger)
- /* do nothing */ ;
- } else {
+ if (hpet_address && hpet_use_timer) {
+ int trigger = hpet_readl(HPET_T0_CMP);
+ while (hpet_readl(HPET_COUNTER) >= trigger)
+ /* do nothing */ ;
+ while (hpet_readl(HPET_COUNTER) < trigger)
+ /* do nothing */ ;
+ } else {
int c1, c2;
outb_p(0x00, 0x43);
c2 = inb_p(0x40);
@@ -881,10 +882,10 @@
void __init setup_boot_APIC_clock (void)
{
- if (disable_apic_timer) {
- printk(KERN_INFO "Disabling APIC timer\n");
- return;
- }
+ if (disable_apic_timer) {
+ printk(KERN_INFO "Disabling APIC timer\n");
+ return;
+ }
printk(KERN_INFO "Using local APIC timer interrupts.\n");
using_apic_timer = 1;
@@ -990,8 +991,8 @@
return -EINVAL;
}
-void setup_APIC_extened_lvt(unsigned char lvt_off, unsigned char vector,
- unsigned char msg_type, unsigned char mask)
+void setup_APIC_extended_lvt(unsigned char lvt_off, unsigned char vector,
+ unsigned char msg_type, unsigned char mask)
{
unsigned long reg = (lvt_off << 4) + K8_APIC_EXT_LVT_BASE;
unsigned int v = (mask << 16) | (msg_type << 8) | vector;
@@ -1128,20 +1129,6 @@
if (v & (1 << (SPURIOUS_APIC_VECTOR & 0x1f)))
ack_APIC_irq();
-#if 0
- static unsigned long last_warning;
- static unsigned long skipped;
-
- /* see sw-dev-man vol 3, chapter 7.4.13.5 */
- if (time_before(last_warning+30*HZ,jiffies)) {
- printk(KERN_INFO "spurious APIC interrupt on CPU#%d, %ld skipped.\n",
- smp_processor_id(), skipped);
- last_warning = jiffies;
- skipped = 0;
- } else {
- skipped++;
- }
-#endif
irq_exit();
}
@@ -1173,11 +1160,11 @@
7: Illegal register address
*/
printk (KERN_DEBUG "APIC error on CPU%d: %02x(%02x)\n",
- smp_processor_id(), v , v1);
+ smp_processor_id(), v , v1);
irq_exit();
}
-int disable_apic;
+int disable_apic;
/*
* This initializes the IO-APIC and APIC hardware if this is
@@ -1185,11 +1172,11 @@
*/
int __init APIC_init_uniprocessor (void)
{
- if (disable_apic) {
+ if (disable_apic) {
printk(KERN_INFO "Apic disabled\n");
- return -1;
+ return -1;
}
- if (!cpu_has_apic) {
+ if (!cpu_has_apic) {
disable_apic = 1;
printk(KERN_INFO "Apic disabled by BIOS\n");
return -1;
@@ -1211,8 +1198,8 @@
return 0;
}
-static __init int setup_disableapic(char *str)
-{
+static __init int setup_disableapic(char *str)
+{
disable_apic = 1;
clear_bit(X86_FEATURE_APIC, boot_cpu_data.x86_capability);
return 0;
@@ -1220,10 +1207,10 @@
early_param("disableapic", setup_disableapic);
/* same as disableapic, for compatibility */
-static __init int setup_nolapic(char *str)
-{
+static __init int setup_nolapic(char *str)
+{
return setup_disableapic(str);
-}
+}
early_param("nolapic", setup_nolapic);
static int __init parse_lapic_timer_c2_ok(char *arg)
@@ -1233,13 +1220,13 @@
}
early_param("lapic_timer_c2_ok", parse_lapic_timer_c2_ok);
-static __init int setup_noapictimer(char *str)
-{
+static __init int setup_noapictimer(char *str)
+{
if (str[0] != ' ' && str[0] != 0)
return 0;
disable_apic_timer = 1;
return 1;
-}
+}
static __init int setup_apicmaintimer(char *str)
{
@@ -1264,5 +1251,5 @@
}
__setup("apicpmtimer", setup_apicpmtimer);
-__setup("noapictimer", setup_noapictimer);
+__setup("noapictimer", setup_noapictimer);
diff --git a/arch/x86_64/kernel/e820.c b/arch/x86_64/kernel/e820.c
index 13c6c37..0f4d5e2 100644
--- a/arch/x86_64/kernel/e820.c
+++ b/arch/x86_64/kernel/e820.c
@@ -194,37 +194,6 @@
}
/*
- * Find the hole size in the range.
- */
-unsigned long __init e820_hole_size(unsigned long start, unsigned long end)
-{
- unsigned long ram = 0;
- int i;
-
- for (i = 0; i < e820.nr_map; i++) {
- struct e820entry *ei = &e820.map[i];
- unsigned long last, addr;
-
- if (ei->type != E820_RAM ||
- ei->addr+ei->size <= start ||
- ei->addr >= end)
- continue;
-
- addr = round_up(ei->addr, PAGE_SIZE);
- if (addr < start)
- addr = start;
-
- last = round_down(ei->addr + ei->size, PAGE_SIZE);
- if (last >= end)
- last = end;
-
- if (last > addr)
- ram += last - addr;
- }
- return ((end - start) - ram);
-}
-
-/*
* Mark e820 reserved areas as busy for the resource manager.
*/
void __init e820_reserve_resources(void)
@@ -289,47 +258,61 @@
}
}
+/*
+ * Finds an active region in the address range from start_pfn to end_pfn and
+ * returns its range in ei_startpfn and ei_endpfn for the e820 entry.
+ */
+static int __init e820_find_active_region(const struct e820entry *ei,
+ unsigned long start_pfn,
+ unsigned long end_pfn,
+ unsigned long *ei_startpfn,
+ unsigned long *ei_endpfn)
+{
+ *ei_startpfn = round_up(ei->addr, PAGE_SIZE) >> PAGE_SHIFT;
+ *ei_endpfn = round_down(ei->addr + ei->size, PAGE_SIZE) >> PAGE_SHIFT;
+
+ /* Skip map entries smaller than a page */
+ if (*ei_startpfn >= *ei_endpfn)
+ return 0;
+
+ /* Check if end_pfn_map should be updated */
+ if (ei->type != E820_RAM && *ei_endpfn > end_pfn_map)
+ end_pfn_map = *ei_endpfn;
+
+ /* Skip if map is outside the node */
+ if (ei->type != E820_RAM || *ei_endpfn <= start_pfn ||
+ *ei_startpfn >= end_pfn)
+ return 0;
+
+ /* Check for overlaps */
+ if (*ei_startpfn < start_pfn)
+ *ei_startpfn = start_pfn;
+ if (*ei_endpfn > end_pfn)
+ *ei_endpfn = end_pfn;
+
+ /* Obey end_user_pfn to save on memmap */
+ if (*ei_startpfn >= end_user_pfn)
+ return 0;
+ if (*ei_endpfn > end_user_pfn)
+ *ei_endpfn = end_user_pfn;
+
+ return 1;
+}
+
/* Walk the e820 map and register active regions within a node */
void __init
e820_register_active_regions(int nid, unsigned long start_pfn,
unsigned long end_pfn)
{
+ unsigned long ei_startpfn;
+ unsigned long ei_endpfn;
int i;
- unsigned long ei_startpfn, ei_endpfn;
- for (i = 0; i < e820.nr_map; i++) {
- struct e820entry *ei = &e820.map[i];
- ei_startpfn = round_up(ei->addr, PAGE_SIZE) >> PAGE_SHIFT;
- ei_endpfn = round_down(ei->addr + ei->size, PAGE_SIZE)
- >> PAGE_SHIFT;
- /* Skip map entries smaller than a page */
- if (ei_startpfn >= ei_endpfn)
- continue;
-
- /* Check if end_pfn_map should be updated */
- if (ei->type != E820_RAM && ei_endpfn > end_pfn_map)
- end_pfn_map = ei_endpfn;
-
- /* Skip if map is outside the node */
- if (ei->type != E820_RAM ||
- ei_endpfn <= start_pfn ||
- ei_startpfn >= end_pfn)
- continue;
-
- /* Check for overlaps */
- if (ei_startpfn < start_pfn)
- ei_startpfn = start_pfn;
- if (ei_endpfn > end_pfn)
- ei_endpfn = end_pfn;
-
- /* Obey end_user_pfn to save on memmap */
- if (ei_startpfn >= end_user_pfn)
- continue;
- if (ei_endpfn > end_user_pfn)
- ei_endpfn = end_user_pfn;
-
- add_active_range(nid, ei_startpfn, ei_endpfn);
- }
+ for (i = 0; i < e820.nr_map; i++)
+ if (e820_find_active_region(&e820.map[i],
+ start_pfn, end_pfn,
+ &ei_startpfn, &ei_endpfn))
+ add_active_range(nid, ei_startpfn, ei_endpfn);
}
/*
@@ -350,12 +333,35 @@
e820.nr_map++;
}
+/*
+ * Find the hole size (in bytes) in the memory range.
+ * @start: starting address of the memory range to scan
+ * @end: ending address of the memory range to scan
+ */
+unsigned long __init e820_hole_size(unsigned long start, unsigned long end)
+{
+ unsigned long start_pfn = start >> PAGE_SHIFT;
+ unsigned long end_pfn = end >> PAGE_SHIFT;
+ unsigned long ei_startpfn;
+ unsigned long ei_endpfn;
+ unsigned long ram = 0;
+ int i;
+
+ for (i = 0; i < e820.nr_map; i++) {
+ if (e820_find_active_region(&e820.map[i],
+ start_pfn, end_pfn,
+ &ei_startpfn, &ei_endpfn))
+ ram += ei_endpfn - ei_startpfn;
+ }
+ return end - start - (ram << PAGE_SHIFT);
+}
+
void __init e820_print_map(char *who)
{
int i;
for (i = 0; i < e820.nr_map; i++) {
- printk(" %s: %016Lx - %016Lx ", who,
+ printk(KERN_INFO " %s: %016Lx - %016Lx ", who,
(unsigned long long) e820.map[i].addr,
(unsigned long long) (e820.map[i].addr + e820.map[i].size));
switch (e820.map[i].type) {
diff --git a/arch/x86_64/kernel/early-quirks.c b/arch/x86_64/kernel/early-quirks.c
index 990d9c2..13aa4fd 100644
--- a/arch/x86_64/kernel/early-quirks.c
+++ b/arch/x86_64/kernel/early-quirks.c
@@ -14,6 +14,7 @@
#include <linux/pci_ids.h>
#include <asm/pci-direct.h>
#include <asm/proto.h>
+#include <asm/iommu.h>
#include <asm/dma.h>
static void __init via_bugs(void)
diff --git a/arch/x86_64/kernel/entry.S b/arch/x86_64/kernel/entry.S
index a67f87b..830cfc6 100644
--- a/arch/x86_64/kernel/entry.S
+++ b/arch/x86_64/kernel/entry.S
@@ -282,7 +282,7 @@
sysret_signal:
TRACE_IRQS_ON
sti
- testl $(_TIF_SIGPENDING|_TIF_NOTIFY_RESUME|_TIF_SINGLESTEP),%edx
+ testl $(_TIF_SIGPENDING|_TIF_NOTIFY_RESUME|_TIF_SINGLESTEP|_TIF_MCE_NOTIFY),%edx
jz 1f
/* Really a signal */
@@ -375,7 +375,7 @@
jmp int_restore_rest
int_signal:
- testl $(_TIF_NOTIFY_RESUME|_TIF_SIGPENDING|_TIF_SINGLESTEP),%edx
+ testl $(_TIF_NOTIFY_RESUME|_TIF_SIGPENDING|_TIF_SINGLESTEP|_TIF_MCE_NOTIFY),%edx
jz 1f
movq %rsp,%rdi # &ptregs -> arg1
xorl %esi,%esi # oldset -> arg2
@@ -599,7 +599,7 @@
jmp retint_check
retint_signal:
- testl $(_TIF_SIGPENDING|_TIF_NOTIFY_RESUME|_TIF_SINGLESTEP),%edx
+ testl $(_TIF_SIGPENDING|_TIF_NOTIFY_RESUME|_TIF_SINGLESTEP|_TIF_MCE_NOTIFY),%edx
jz retint_swapgs
TRACE_IRQS_ON
sti
diff --git a/arch/x86_64/kernel/hpet.c b/arch/x86_64/kernel/hpet.c
index b828696..636f4f9 100644
--- a/arch/x86_64/kernel/hpet.c
+++ b/arch/x86_64/kernel/hpet.c
@@ -190,7 +190,7 @@
*/
#define TICK_COUNT 100000000
-#define TICK_MIN 5000
+#define SMI_THRESHOLD 50000
#define MAX_TRIES 5
/*
@@ -205,7 +205,7 @@
tsc1 = get_cycles_sync();
hpet1 = hpet_readl(HPET_COUNTER);
tsc2 = get_cycles_sync();
- if (tsc2 - tsc1 > TICK_MIN)
+ if ((tsc2 - tsc1) < SMI_THRESHOLD)
break;
}
*hpet = hpet1;
@@ -439,7 +439,7 @@
return 1;
}
-irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id)
{
struct rtc_time curr_time;
unsigned long rtc_int_flag = 0;
diff --git a/arch/x86_64/kernel/i8259.c b/arch/x86_64/kernel/i8259.c
index 4b32665..948cae6 100644
--- a/arch/x86_64/kernel/i8259.c
+++ b/arch/x86_64/kernel/i8259.c
@@ -444,24 +444,6 @@
}
}
-void apic_timer_interrupt(void);
-void spurious_interrupt(void);
-void error_interrupt(void);
-void reschedule_interrupt(void);
-void call_function_interrupt(void);
-void irq_move_cleanup_interrupt(void);
-void invalidate_interrupt0(void);
-void invalidate_interrupt1(void);
-void invalidate_interrupt2(void);
-void invalidate_interrupt3(void);
-void invalidate_interrupt4(void);
-void invalidate_interrupt5(void);
-void invalidate_interrupt6(void);
-void invalidate_interrupt7(void);
-void thermal_interrupt(void);
-void threshold_interrupt(void);
-void i8254_timer_resume(void);
-
static void setup_timer_hardware(void)
{
outb_p(0x34,0x43); /* binary, mode 2, LSB/MSB, ch 0 */
diff --git a/arch/x86_64/kernel/io_apic.c b/arch/x86_64/kernel/io_apic.c
index 1c6c6f7..050141c 100644
--- a/arch/x86_64/kernel/io_apic.c
+++ b/arch/x86_64/kernel/io_apic.c
@@ -152,6 +152,32 @@
writel(value, &io_apic->data);
}
+static int io_apic_level_ack_pending(unsigned int irq)
+{
+ struct irq_pin_list *entry;
+ unsigned long flags;
+ int pending = 0;
+
+ spin_lock_irqsave(&ioapic_lock, flags);
+ entry = irq_2_pin + irq;
+ for (;;) {
+ unsigned int reg;
+ int pin;
+
+ pin = entry->pin;
+ if (pin == -1)
+ break;
+ reg = io_apic_read(entry->apic, 0x10 + pin*2);
+ /* Is the remote IRR bit set? */
+ pending |= (reg >> 14) & 1;
+ if (!entry->next)
+ break;
+ entry = irq_2_pin + entry->next;
+ }
+ spin_unlock_irqrestore(&ioapic_lock, flags);
+ return pending;
+}
+
/*
* Synchronize the IO-APIC and the CPU by doing
* a dummy read from the IO-APIC
@@ -1418,9 +1444,37 @@
ack_APIC_irq();
/* Now we can move and renable the irq */
- move_masked_irq(irq);
- if (unlikely(do_unmask_irq))
+ if (unlikely(do_unmask_irq)) {
+ /* Only migrate the irq if the ack has been received.
+ *
+ * On rare occasions the broadcast level triggered ack gets
+ * delayed going to ioapics, and if we reprogram the
+ * vector while Remote IRR is still set the irq will never
+ * fire again.
+ *
+ * To prevent this scenario we read the Remote IRR bit
+ * of the ioapic. This has two effects.
+ * - On any sane system the read of the ioapic will
+ * flush writes (and acks) going to the ioapic from
+ * this cpu.
+ * - We get to see if the ACK has actually been delivered.
+ *
+ * Based on failed experiments of reprogramming the
+ * ioapic entry from outside of irq context starting
+ * with masking the ioapic entry and then polling until
+ * Remote IRR was clear before reprogramming the
+ * ioapic I don't trust the Remote IRR bit to be
+ * completey accurate.
+ *
+ * However there appears to be no other way to plug
+ * this race, so if the Remote IRR bit is not
+ * accurate and is causing problems then it is a hardware bug
+ * and you can go talk to the chipset vendor about it.
+ */
+ if (!io_apic_level_ack_pending(irq))
+ move_masked_irq(irq);
unmask_IO_APIC_irq(irq);
+ }
}
static struct irq_chip ioapic_chip __read_mostly = {
diff --git a/arch/x86_64/kernel/mce.c b/arch/x86_64/kernel/mce.c
index f3fb817..4d8450e 100644
--- a/arch/x86_64/kernel/mce.c
+++ b/arch/x86_64/kernel/mce.c
@@ -18,6 +18,8 @@
#include <linux/capability.h>
#include <linux/cpu.h>
#include <linux/percpu.h>
+#include <linux/poll.h>
+#include <linux/thread_info.h>
#include <linux/ctype.h>
#include <linux/kmod.h>
#include <linux/kdebug.h>
@@ -26,6 +28,7 @@
#include <asm/mce.h>
#include <asm/uaccess.h>
#include <asm/smp.h>
+#include <asm/idle.h>
#define MISC_MCELOG_MINOR 227
#define NR_BANKS 6
@@ -34,13 +37,17 @@
static int mce_dont_init;
-/* 0: always panic, 1: panic if deadlock possible, 2: try to avoid panic,
- 3: never panic or exit (for testing only) */
+/*
+ * Tolerant levels:
+ * 0: always panic on uncorrected errors, log corrected errors
+ * 1: panic or SIGBUS on uncorrected errors, log corrected errors
+ * 2: SIGBUS or log uncorrected errors (if possible), log corrected errors
+ * 3: never panic or SIGBUS, log all errors (for testing only)
+ */
static int tolerant = 1;
static int banks;
static unsigned long bank[NR_BANKS] = { [0 ... NR_BANKS-1] = ~0UL };
-static unsigned long console_logged;
-static int notify_user;
+static unsigned long notify_user;
static int rip_msr;
static int mce_bootlog = 1;
static atomic_t mce_events;
@@ -48,6 +55,8 @@
static char trigger[128];
static char *trigger_argv[2] = { trigger, NULL };
+static DECLARE_WAIT_QUEUE_HEAD(mce_wait);
+
/*
* Lockless MCE logging infrastructure.
* This avoids deadlocks on printk locks without having to break locks. Also
@@ -94,8 +103,7 @@
mcelog.entry[entry].finished = 1;
wmb();
- if (!test_and_set_bit(0, &console_logged))
- notify_user = 1;
+ set_bit(0, ¬ify_user);
}
static void print_mce(struct mce *m)
@@ -128,6 +136,7 @@
static void mce_panic(char *msg, struct mce *backup, unsigned long start)
{
int i;
+
oops_begin();
for (i = 0; i < MCE_LOG_LEN; i++) {
unsigned long tsc = mcelog.entry[i].tsc;
@@ -139,10 +148,7 @@
}
if (backup)
print_mce(backup);
- if (tolerant >= 3)
- printk("Fake panic: %s\n", msg);
- else
- panic(msg);
+ panic(msg);
}
static int mce_available(struct cpuinfo_x86 *c)
@@ -167,17 +173,6 @@
}
}
-static void do_mce_trigger(void)
-{
- static atomic_t mce_logged;
- int events = atomic_read(&mce_events);
- if (events != atomic_read(&mce_logged) && trigger[0]) {
- /* Small race window, but should be harmless. */
- atomic_set(&mce_logged, events);
- call_usermodehelper(trigger, trigger_argv, NULL, UMH_NO_WAIT);
- }
-}
-
/*
* The actual machine check handler
*/
@@ -185,11 +180,19 @@
void do_machine_check(struct pt_regs * regs, long error_code)
{
struct mce m, panicm;
- int nowayout = (tolerant < 1);
- int kill_it = 0;
u64 mcestart = 0;
int i;
int panicm_found = 0;
+ /*
+ * If no_way_out gets set, there is no safe way to recover from this
+ * MCE. If tolerant is cranked up, we'll try anyway.
+ */
+ int no_way_out = 0;
+ /*
+ * If kill_it gets set, there might be a way to recover from this
+ * error.
+ */
+ int kill_it = 0;
atomic_inc(&mce_entry);
@@ -201,8 +204,9 @@
memset(&m, 0, sizeof(struct mce));
m.cpu = smp_processor_id();
rdmsrl(MSR_IA32_MCG_STATUS, m.mcgstatus);
+ /* if the restart IP is not valid, we're done for */
if (!(m.mcgstatus & MCG_STATUS_RIPV))
- kill_it = 1;
+ no_way_out = 1;
rdtscll(mcestart);
barrier();
@@ -221,10 +225,18 @@
continue;
if (m.status & MCI_STATUS_EN) {
- /* In theory _OVER could be a nowayout too, but
- assume any overflowed errors were no fatal. */
- nowayout |= !!(m.status & MCI_STATUS_PCC);
- kill_it |= !!(m.status & MCI_STATUS_UC);
+ /* if PCC was set, there's no way out */
+ no_way_out |= !!(m.status & MCI_STATUS_PCC);
+ /*
+ * If this error was uncorrectable and there was
+ * an overflow, we're in trouble. If no overflow,
+ * we might get away with just killing a task.
+ */
+ if (m.status & MCI_STATUS_UC) {
+ if (tolerant < 1 || m.status & MCI_STATUS_OVER)
+ no_way_out = 1;
+ kill_it = 1;
+ }
}
if (m.status & MCI_STATUS_MISCV)
@@ -235,7 +247,6 @@
mce_get_rip(&m, regs);
if (error_code >= 0)
rdtscll(m.tsc);
- wrmsrl(MSR_IA32_MC0_STATUS + i*4, 0);
if (error_code != -2)
mce_log(&m);
@@ -251,45 +262,59 @@
}
/* Never do anything final in the polling timer */
- if (!regs) {
- /* Normal interrupt context here. Call trigger for any new
- events. */
- do_mce_trigger();
+ if (!regs)
goto out;
- }
/* If we didn't find an uncorrectable error, pick
the last one (shouldn't happen, just being safe). */
if (!panicm_found)
panicm = m;
- if (nowayout)
+
+ /*
+ * If we have decided that we just CAN'T continue, and the user
+ * has not set tolerant to an insane level, give up and die.
+ */
+ if (no_way_out && tolerant < 3)
mce_panic("Machine check", &panicm, mcestart);
- if (kill_it) {
+
+ /*
+ * If the error seems to be unrecoverable, something should be
+ * done. Try to kill as little as possible. If we can kill just
+ * one task, do that. If the user has set the tolerance very
+ * high, don't try to do anything at all.
+ */
+ if (kill_it && tolerant < 3) {
int user_space = 0;
- if (m.mcgstatus & MCG_STATUS_RIPV)
+ /*
+ * If the EIPV bit is set, it means the saved IP is the
+ * instruction which caused the MCE.
+ */
+ if (m.mcgstatus & MCG_STATUS_EIPV)
user_space = panicm.rip && (panicm.cs & 3);
-
- /* When the machine was in user space and the CPU didn't get
- confused it's normally not necessary to panic, unless you
- are paranoid (tolerant == 0)
- RED-PEN could be more tolerant for MCEs in idle,
- but most likely they occur at boot anyways, where
- it is best to just halt the machine. */
- if ((!user_space && (panic_on_oops || tolerant < 2)) ||
- (unsigned)current->pid <= 1)
- mce_panic("Uncorrected machine check", &panicm, mcestart);
-
- /* do_exit takes an awful lot of locks and has as
- slight risk of deadlocking. If you don't want that
- don't set tolerant >= 2 */
- if (tolerant < 3)
+ /*
+ * If we know that the error was in user space, send a
+ * SIGBUS. Otherwise, panic if tolerance is low.
+ *
+ * do_exit() takes an awful lot of locks and has a slight
+ * risk of deadlocking.
+ */
+ if (user_space) {
do_exit(SIGBUS);
+ } else if (panic_on_oops || tolerant < 2) {
+ mce_panic("Uncorrected machine check",
+ &panicm, mcestart);
+ }
}
+ /* notify userspace ASAP */
+ set_thread_flag(TIF_MCE_NOTIFY);
+
out:
- /* Last thing done in the machine check exception to clear state. */
+ /* the last thing we do is clear state */
+ for (i = 0; i < banks; i++)
+ wrmsrl(MSR_IA32_MC0_STATUS+4*i, 0);
wrmsrl(MSR_IA32_MCG_STATUS, 0);
out2:
atomic_dec(&mce_entry);
@@ -344,37 +369,69 @@
on_each_cpu(mcheck_check_cpu, NULL, 1, 1);
/*
- * It's ok to read stale data here for notify_user and
- * console_logged as we'll simply get the updated versions
- * on the next mcheck_timer execution and atomic operations
- * on console_logged act as synchronization for notify_user
- * writes.
+ * Alert userspace if needed. If we logged an MCE, reduce the
+ * polling interval, otherwise increase the polling interval.
*/
- if (notify_user && console_logged) {
- static unsigned long last_print;
- unsigned long now = jiffies;
-
- /* if we logged an MCE, reduce the polling interval */
+ if (mce_notify_user()) {
next_interval = max(next_interval/2, HZ/100);
- notify_user = 0;
- clear_bit(0, &console_logged);
- if (time_after_eq(now, last_print + (check_interval*HZ))) {
- last_print = now;
- printk(KERN_INFO "Machine check events logged\n");
- }
} else {
- next_interval = min(next_interval*2, check_interval*HZ);
+ next_interval = min(next_interval*2,
+ (int)round_jiffies_relative(check_interval*HZ));
}
schedule_delayed_work(&mcheck_work, next_interval);
}
+/*
+ * This is only called from process context. This is where we do
+ * anything we need to alert userspace about new MCEs. This is called
+ * directly from the poller and also from entry.S and idle, thanks to
+ * TIF_MCE_NOTIFY.
+ */
+int mce_notify_user(void)
+{
+ clear_thread_flag(TIF_MCE_NOTIFY);
+ if (test_and_clear_bit(0, ¬ify_user)) {
+ static unsigned long last_print;
+ unsigned long now = jiffies;
+
+ wake_up_interruptible(&mce_wait);
+ if (trigger[0])
+ call_usermodehelper(trigger, trigger_argv, NULL,
+ UMH_NO_WAIT);
+
+ if (time_after_eq(now, last_print + (check_interval*HZ))) {
+ last_print = now;
+ printk(KERN_INFO "Machine check events logged\n");
+ }
+
+ return 1;
+ }
+ return 0;
+}
+
+/* see if the idle task needs to notify userspace */
+static int
+mce_idle_callback(struct notifier_block *nfb, unsigned long action, void *junk)
+{
+ /* IDLE_END should be safe - interrupts are back on */
+ if (action == IDLE_END && test_thread_flag(TIF_MCE_NOTIFY))
+ mce_notify_user();
+
+ return NOTIFY_OK;
+}
+
+static struct notifier_block mce_idle_notifier = {
+ .notifier_call = mce_idle_callback,
+};
static __init int periodic_mcheck_init(void)
{
next_interval = check_interval * HZ;
if (next_interval)
- schedule_delayed_work(&mcheck_work, next_interval);
+ schedule_delayed_work(&mcheck_work,
+ round_jiffies_relative(next_interval));
+ idle_notifier_register(&mce_idle_notifier);
return 0;
}
__initcall(periodic_mcheck_init);
@@ -465,6 +522,40 @@
* Character device to read and clear the MCE log.
*/
+static DEFINE_SPINLOCK(mce_state_lock);
+static int open_count; /* #times opened */
+static int open_exclu; /* already open exclusive? */
+
+static int mce_open(struct inode *inode, struct file *file)
+{
+ spin_lock(&mce_state_lock);
+
+ if (open_exclu || (open_count && (file->f_flags & O_EXCL))) {
+ spin_unlock(&mce_state_lock);
+ return -EBUSY;
+ }
+
+ if (file->f_flags & O_EXCL)
+ open_exclu = 1;
+ open_count++;
+
+ spin_unlock(&mce_state_lock);
+
+ return nonseekable_open(inode, file);
+}
+
+static int mce_release(struct inode *inode, struct file *file)
+{
+ spin_lock(&mce_state_lock);
+
+ open_count--;
+ open_exclu = 0;
+
+ spin_unlock(&mce_state_lock);
+
+ return 0;
+}
+
static void collect_tscs(void *data)
{
unsigned long *cpu_tsc = (unsigned long *)data;
@@ -532,6 +623,14 @@
return err ? -EFAULT : buf - ubuf;
}
+static unsigned int mce_poll(struct file *file, poll_table *wait)
+{
+ poll_wait(file, &mce_wait, wait);
+ if (rcu_dereference(mcelog.next))
+ return POLLIN | POLLRDNORM;
+ return 0;
+}
+
static int mce_ioctl(struct inode *i, struct file *f,unsigned int cmd, unsigned long arg)
{
int __user *p = (int __user *)arg;
@@ -555,7 +654,10 @@
}
static const struct file_operations mce_chrdev_ops = {
+ .open = mce_open,
+ .release = mce_release,
.read = mce_read,
+ .poll = mce_poll,
.ioctl = mce_ioctl,
};
@@ -620,7 +722,8 @@
on_each_cpu(mce_init, NULL, 1, 1);
next_interval = check_interval * HZ;
if (next_interval)
- schedule_delayed_work(&mcheck_work, next_interval);
+ schedule_delayed_work(&mcheck_work,
+ round_jiffies_relative(next_interval));
}
static struct sysdev_class mce_sysclass = {
diff --git a/arch/x86_64/kernel/mce_amd.c b/arch/x86_64/kernel/mce_amd.c
index 03356e6..2f8a7f1 100644
--- a/arch/x86_64/kernel/mce_amd.c
+++ b/arch/x86_64/kernel/mce_amd.c
@@ -157,9 +157,9 @@
high |= K8_APIC_EXT_LVT_ENTRY_THRESHOLD << 20;
wrmsr(address, low, high);
- setup_APIC_extened_lvt(K8_APIC_EXT_LVT_ENTRY_THRESHOLD,
- THRESHOLD_APIC_VECTOR,
- K8_APIC_EXT_INT_MSG_FIX, 0);
+ setup_APIC_extended_lvt(K8_APIC_EXT_LVT_ENTRY_THRESHOLD,
+ THRESHOLD_APIC_VECTOR,
+ K8_APIC_EXT_INT_MSG_FIX, 0);
threshold_defaults.address = address;
threshold_restart_bank(&threshold_defaults, 0, 0);
diff --git a/arch/x86_64/kernel/mpparse.c b/arch/x86_64/kernel/mpparse.c
index 61ae57e..8bf0ca0 100644
--- a/arch/x86_64/kernel/mpparse.c
+++ b/arch/x86_64/kernel/mpparse.c
@@ -32,7 +32,6 @@
/* Have we found an MP table */
int smp_found_config;
-unsigned int __initdata maxcpus = NR_CPUS;
/*
* Various Linux-internal data structures created from the
@@ -649,6 +648,20 @@
return -1;
}
+static u8 uniq_ioapic_id(u8 id)
+{
+ int i;
+ DECLARE_BITMAP(used, 256);
+ bitmap_zero(used, 256);
+ for (i = 0; i < nr_ioapics; i++) {
+ struct mpc_config_ioapic *ia = &mp_ioapics[i];
+ __set_bit(ia->mpc_apicid, used);
+ }
+ if (!test_bit(id, used))
+ return id;
+ return find_first_zero_bit(used, 256);
+}
+
void __init mp_register_ioapic(u8 id, u32 address, u32 gsi_base)
{
int idx = 0;
@@ -656,14 +669,14 @@
if (bad_ioapic(address))
return;
- idx = nr_ioapics++;
+ idx = nr_ioapics;
mp_ioapics[idx].mpc_type = MP_IOAPIC;
mp_ioapics[idx].mpc_flags = MPC_APIC_USABLE;
mp_ioapics[idx].mpc_apicaddr = address;
set_fixmap_nocache(FIX_IO_APIC_BASE_0 + idx, address);
- mp_ioapics[idx].mpc_apicid = id;
+ mp_ioapics[idx].mpc_apicid = uniq_ioapic_id(id);
mp_ioapics[idx].mpc_apicver = 0;
/*
@@ -680,6 +693,8 @@
mp_ioapics[idx].mpc_apicaddr,
mp_ioapic_routing[idx].gsi_start,
mp_ioapic_routing[idx].gsi_end);
+
+ nr_ioapics++;
}
void __init
diff --git a/arch/x86_64/kernel/pci-calgary.c b/arch/x86_64/kernel/pci-calgary.c
index 5bd20b5..ba16c96 100644
--- a/arch/x86_64/kernel/pci-calgary.c
+++ b/arch/x86_64/kernel/pci-calgary.c
@@ -1,7 +1,7 @@
/*
* Derived from arch/powerpc/kernel/iommu.c
*
- * Copyright (C) IBM Corporation, 2006
+ * Copyright IBM Corporation, 2006-2007
* Copyright (C) 2006 Jon Mason <jdmason@kudzu.us>
*
* Author: Jon Mason <jdmason@kudzu.us>
@@ -35,7 +35,7 @@
#include <linux/pci_ids.h>
#include <linux/pci.h>
#include <linux/delay.h>
-#include <asm/proto.h>
+#include <asm/iommu.h>
#include <asm/calgary.h>
#include <asm/tce.h>
#include <asm/pci-direct.h>
@@ -50,13 +50,7 @@
#endif /* CONFIG_CALGARY_DEFAULT_ENABLED */
#define PCI_DEVICE_ID_IBM_CALGARY 0x02a1
-#define PCI_VENDOR_DEVICE_ID_CALGARY \
- (PCI_VENDOR_ID_IBM | PCI_DEVICE_ID_IBM_CALGARY << 16)
-
-/* we need these for register space address calculation */
-#define START_ADDRESS 0xfe000000
-#define CHASSIS_BASE 0
-#define ONE_BASED_CHASSIS_NUM 1
+#define PCI_DEVICE_ID_IBM_CALIOC2 0x0308
/* register offsets inside the host bridge space */
#define CALGARY_CONFIG_REG 0x0108
@@ -80,6 +74,12 @@
#define PHB_MEM_2_SIZE_LOW 0x02E0
#define PHB_DOSHOLE_OFFSET 0x08E0
+/* CalIOC2 specific */
+#define PHB_SAVIOR_L2 0x0DB0
+#define PHB_PAGE_MIG_CTRL 0x0DA8
+#define PHB_PAGE_MIG_DEBUG 0x0DA0
+#define PHB_ROOT_COMPLEX_STATUS 0x0CB0
+
/* PHB_CONFIG_RW */
#define PHB_TCE_ENABLE 0x20000000
#define PHB_SLOT_DISABLE 0x1C000000
@@ -92,7 +92,11 @@
/* CSR (Channel/DMA Status Register) */
#define CSR_AGENT_MASK 0xffe0ffff
/* CCR (Calgary Configuration Register) */
-#define CCR_2SEC_TIMEOUT 0x000000000000000EUL
+#define CCR_2SEC_TIMEOUT 0x000000000000000EUL
+/* PMCR/PMDR (Page Migration Control/Debug Registers */
+#define PMR_SOFTSTOP 0x80000000
+#define PMR_SOFTSTOPFAULT 0x40000000
+#define PMR_HARDSTOP 0x20000000
#define MAX_NUM_OF_PHBS 8 /* how many PHBs in total? */
#define MAX_NUM_CHASSIS 8 /* max number of chassis */
@@ -155,9 +159,26 @@
void __iomem *bbar;
};
-static struct calgary_bus_info bus_info[MAX_PHB_BUS_NUM] = { { NULL, 0, 0 }, };
+static void calgary_handle_quirks(struct iommu_table *tbl, struct pci_dev *dev);
+static void calgary_tce_cache_blast(struct iommu_table *tbl);
+static void calgary_dump_error_regs(struct iommu_table *tbl);
+static void calioc2_handle_quirks(struct iommu_table *tbl, struct pci_dev *dev);
+static void calioc2_tce_cache_blast(struct iommu_table *tbl);
+static void calioc2_dump_error_regs(struct iommu_table *tbl);
-static void tce_cache_blast(struct iommu_table *tbl);
+static struct cal_chipset_ops calgary_chip_ops = {
+ .handle_quirks = calgary_handle_quirks,
+ .tce_cache_blast = calgary_tce_cache_blast,
+ .dump_error_regs = calgary_dump_error_regs
+};
+
+static struct cal_chipset_ops calioc2_chip_ops = {
+ .handle_quirks = calioc2_handle_quirks,
+ .tce_cache_blast = calioc2_tce_cache_blast,
+ .dump_error_regs = calioc2_dump_error_regs
+};
+
+static struct calgary_bus_info bus_info[MAX_PHB_BUS_NUM] = { { NULL, 0, 0 }, };
/* enable this to stress test the chip's TCE cache */
#ifdef CONFIG_IOMMU_DEBUG
@@ -187,6 +208,7 @@
{
return ~0UL;
}
+
#endif /* CONFIG_IOMMU_DEBUG */
static inline unsigned int num_dma_pages(unsigned long dma, unsigned int dmalen)
@@ -206,11 +228,12 @@
}
static void iommu_range_reserve(struct iommu_table *tbl,
- unsigned long start_addr, unsigned int npages)
+ unsigned long start_addr, unsigned int npages)
{
unsigned long index;
unsigned long end;
unsigned long badbit;
+ unsigned long flags;
index = start_addr >> PAGE_SHIFT;
@@ -222,6 +245,8 @@
if (end > tbl->it_size) /* don't go off the table */
end = tbl->it_size;
+ spin_lock_irqsave(&tbl->it_lock, flags);
+
badbit = verify_bit_range(tbl->it_map, 0, index, end);
if (badbit != ~0UL) {
if (printk_ratelimit())
@@ -231,23 +256,29 @@
}
set_bit_string(tbl->it_map, index, npages);
+
+ spin_unlock_irqrestore(&tbl->it_lock, flags);
}
static unsigned long iommu_range_alloc(struct iommu_table *tbl,
unsigned int npages)
{
+ unsigned long flags;
unsigned long offset;
BUG_ON(npages == 0);
+ spin_lock_irqsave(&tbl->it_lock, flags);
+
offset = find_next_zero_string(tbl->it_map, tbl->it_hint,
tbl->it_size, npages);
if (offset == ~0UL) {
- tce_cache_blast(tbl);
+ tbl->chip_ops->tce_cache_blast(tbl);
offset = find_next_zero_string(tbl->it_map, 0,
tbl->it_size, npages);
if (offset == ~0UL) {
printk(KERN_WARNING "Calgary: IOMMU full.\n");
+ spin_unlock_irqrestore(&tbl->it_lock, flags);
if (panic_on_overflow)
panic("Calgary: fix the allocator.\n");
else
@@ -259,17 +290,17 @@
tbl->it_hint = offset + npages;
BUG_ON(tbl->it_hint > tbl->it_size);
+ spin_unlock_irqrestore(&tbl->it_lock, flags);
+
return offset;
}
static dma_addr_t iommu_alloc(struct iommu_table *tbl, void *vaddr,
unsigned int npages, int direction)
{
- unsigned long entry, flags;
+ unsigned long entry;
dma_addr_t ret = bad_dma_address;
- spin_lock_irqsave(&tbl->it_lock, flags);
-
entry = iommu_range_alloc(tbl, npages);
if (unlikely(entry == bad_dma_address))
@@ -282,23 +313,21 @@
tce_build(tbl, entry, npages, (unsigned long)vaddr & PAGE_MASK,
direction);
- spin_unlock_irqrestore(&tbl->it_lock, flags);
-
return ret;
error:
- spin_unlock_irqrestore(&tbl->it_lock, flags);
printk(KERN_WARNING "Calgary: failed to allocate %u pages in "
"iommu %p\n", npages, tbl);
return bad_dma_address;
}
-static void __iommu_free(struct iommu_table *tbl, dma_addr_t dma_addr,
+static void iommu_free(struct iommu_table *tbl, dma_addr_t dma_addr,
unsigned int npages)
{
unsigned long entry;
unsigned long badbit;
unsigned long badend;
+ unsigned long flags;
/* were we called with bad_dma_address? */
badend = bad_dma_address + (EMERGENCY_PAGES * PAGE_SIZE);
@@ -315,6 +344,8 @@
tce_free(tbl, entry, npages);
+ spin_lock_irqsave(&tbl->it_lock, flags);
+
badbit = verify_bit_range(tbl->it_map, 1, entry, entry + npages);
if (badbit != ~0UL) {
if (printk_ratelimit())
@@ -324,23 +355,40 @@
}
__clear_bit_string(tbl->it_map, entry, npages);
-}
-
-static void iommu_free(struct iommu_table *tbl, dma_addr_t dma_addr,
- unsigned int npages)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&tbl->it_lock, flags);
-
- __iommu_free(tbl, dma_addr, npages);
spin_unlock_irqrestore(&tbl->it_lock, flags);
}
-static void __calgary_unmap_sg(struct iommu_table *tbl,
+static inline struct iommu_table *find_iommu_table(struct device *dev)
+{
+ struct pci_dev *pdev;
+ struct pci_bus *pbus;
+ struct iommu_table *tbl;
+
+ pdev = to_pci_dev(dev);
+
+ /* is the device behind a bridge? */
+ if (unlikely(pdev->bus->parent))
+ pbus = pdev->bus->parent;
+ else
+ pbus = pdev->bus;
+
+ tbl = pci_iommu(pbus);
+
+ BUG_ON(pdev->bus->parent &&
+ (tbl->it_busno != pdev->bus->parent->number));
+
+ return tbl;
+}
+
+static void calgary_unmap_sg(struct device *dev,
struct scatterlist *sglist, int nelems, int direction)
{
+ struct iommu_table *tbl = find_iommu_table(dev);
+
+ if (!translate_phb(to_pci_dev(dev)))
+ return;
+
while (nelems--) {
unsigned int npages;
dma_addr_t dma = sglist->dma_address;
@@ -350,33 +398,17 @@
break;
npages = num_dma_pages(dma, dmalen);
- __iommu_free(tbl, dma, npages);
+ iommu_free(tbl, dma, npages);
sglist++;
}
}
-void calgary_unmap_sg(struct device *dev, struct scatterlist *sglist,
- int nelems, int direction)
-{
- unsigned long flags;
- struct iommu_table *tbl = to_pci_dev(dev)->bus->self->sysdata;
-
- if (!translate_phb(to_pci_dev(dev)))
- return;
-
- spin_lock_irqsave(&tbl->it_lock, flags);
-
- __calgary_unmap_sg(tbl, sglist, nelems, direction);
-
- spin_unlock_irqrestore(&tbl->it_lock, flags);
-}
-
static int calgary_nontranslate_map_sg(struct device* dev,
struct scatterlist *sg, int nelems, int direction)
{
int i;
- for (i = 0; i < nelems; i++ ) {
+ for (i = 0; i < nelems; i++ ) {
struct scatterlist *s = &sg[i];
BUG_ON(!s->page);
s->dma_address = virt_to_bus(page_address(s->page) +s->offset);
@@ -385,11 +417,10 @@
return nelems;
}
-int calgary_map_sg(struct device *dev, struct scatterlist *sg,
+static int calgary_map_sg(struct device *dev, struct scatterlist *sg,
int nelems, int direction)
{
- struct iommu_table *tbl = to_pci_dev(dev)->bus->self->sysdata;
- unsigned long flags;
+ struct iommu_table *tbl = find_iommu_table(dev);
unsigned long vaddr;
unsigned int npages;
unsigned long entry;
@@ -398,8 +429,6 @@
if (!translate_phb(to_pci_dev(dev)))
return calgary_nontranslate_map_sg(dev, sg, nelems, direction);
- spin_lock_irqsave(&tbl->it_lock, flags);
-
for (i = 0; i < nelems; i++ ) {
struct scatterlist *s = &sg[i];
BUG_ON(!s->page);
@@ -423,26 +452,23 @@
s->dma_length = s->length;
}
- spin_unlock_irqrestore(&tbl->it_lock, flags);
-
return nelems;
error:
- __calgary_unmap_sg(tbl, sg, nelems, direction);
+ calgary_unmap_sg(dev, sg, nelems, direction);
for (i = 0; i < nelems; i++) {
sg[i].dma_address = bad_dma_address;
sg[i].dma_length = 0;
}
- spin_unlock_irqrestore(&tbl->it_lock, flags);
return 0;
}
-dma_addr_t calgary_map_single(struct device *dev, void *vaddr,
+static dma_addr_t calgary_map_single(struct device *dev, void *vaddr,
size_t size, int direction)
{
dma_addr_t dma_handle = bad_dma_address;
unsigned long uaddr;
unsigned int npages;
- struct iommu_table *tbl = to_pci_dev(dev)->bus->self->sysdata;
+ struct iommu_table *tbl = find_iommu_table(dev);
uaddr = (unsigned long)vaddr;
npages = num_dma_pages(uaddr, size);
@@ -455,10 +481,10 @@
return dma_handle;
}
-void calgary_unmap_single(struct device *dev, dma_addr_t dma_handle,
+static void calgary_unmap_single(struct device *dev, dma_addr_t dma_handle,
size_t size, int direction)
{
- struct iommu_table *tbl = to_pci_dev(dev)->bus->self->sysdata;
+ struct iommu_table *tbl = find_iommu_table(dev);
unsigned int npages;
if (!translate_phb(to_pci_dev(dev)))
@@ -468,15 +494,13 @@
iommu_free(tbl, dma_handle, npages);
}
-void* calgary_alloc_coherent(struct device *dev, size_t size,
+static void* calgary_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t flag)
{
void *ret = NULL;
dma_addr_t mapping;
unsigned int npages, order;
- struct iommu_table *tbl;
-
- tbl = to_pci_dev(dev)->bus->self->sysdata;
+ struct iommu_table *tbl = find_iommu_table(dev);
size = PAGE_ALIGN(size); /* size rounded up to full pages */
npages = size >> PAGE_SHIFT;
@@ -552,7 +576,22 @@
return (void __iomem*)target;
}
-static void tce_cache_blast(struct iommu_table *tbl)
+static inline int is_calioc2(unsigned short device)
+{
+ return (device == PCI_DEVICE_ID_IBM_CALIOC2);
+}
+
+static inline int is_calgary(unsigned short device)
+{
+ return (device == PCI_DEVICE_ID_IBM_CALGARY);
+}
+
+static inline int is_cal_pci_dev(unsigned short device)
+{
+ return (is_calgary(device) || is_calioc2(device));
+}
+
+static void calgary_tce_cache_blast(struct iommu_table *tbl)
{
u64 val;
u32 aer;
@@ -589,6 +628,85 @@
(void)readl(target); /* flush */
}
+static void calioc2_tce_cache_blast(struct iommu_table *tbl)
+{
+ void __iomem *bbar = tbl->bbar;
+ void __iomem *target;
+ u64 val64;
+ u32 val;
+ int i = 0;
+ int count = 1;
+ unsigned char bus = tbl->it_busno;
+
+begin:
+ printk(KERN_DEBUG "Calgary: CalIOC2 bus 0x%x entering tce cache blast "
+ "sequence - count %d\n", bus, count);
+
+ /* 1. using the Page Migration Control reg set SoftStop */
+ target = calgary_reg(bbar, phb_offset(bus) | PHB_PAGE_MIG_CTRL);
+ val = be32_to_cpu(readl(target));
+ printk(KERN_DEBUG "1a. read 0x%x [LE] from %p\n", val, target);
+ val |= PMR_SOFTSTOP;
+ printk(KERN_DEBUG "1b. writing 0x%x [LE] to %p\n", val, target);
+ writel(cpu_to_be32(val), target);
+
+ /* 2. poll split queues until all DMA activity is done */
+ printk(KERN_DEBUG "2a. starting to poll split queues\n");
+ target = calgary_reg(bbar, split_queue_offset(bus));
+ do {
+ val64 = readq(target);
+ i++;
+ } while ((val64 & 0xff) != 0xff && i < 100);
+ if (i == 100)
+ printk(KERN_WARNING "CalIOC2: PCI bus not quiesced, "
+ "continuing anyway\n");
+
+ /* 3. poll Page Migration DEBUG for SoftStopFault */
+ target = calgary_reg(bbar, phb_offset(bus) | PHB_PAGE_MIG_DEBUG);
+ val = be32_to_cpu(readl(target));
+ printk(KERN_DEBUG "3. read 0x%x [LE] from %p\n", val, target);
+
+ /* 4. if SoftStopFault - goto (1) */
+ if (val & PMR_SOFTSTOPFAULT) {
+ if (++count < 100)
+ goto begin;
+ else {
+ printk(KERN_WARNING "CalIOC2: too many SoftStopFaults, "
+ "aborting TCE cache flush sequence!\n");
+ return; /* pray for the best */
+ }
+ }
+
+ /* 5. Slam into HardStop by reading PHB_PAGE_MIG_CTRL */
+ target = calgary_reg(bbar, phb_offset(bus) | PHB_PAGE_MIG_CTRL);
+ printk(KERN_DEBUG "5a. slamming into HardStop by reading %p\n", target);
+ val = be32_to_cpu(readl(target));
+ printk(KERN_DEBUG "5b. read 0x%x [LE] from %p\n", val, target);
+ target = calgary_reg(bbar, phb_offset(bus) | PHB_PAGE_MIG_DEBUG);
+ val = be32_to_cpu(readl(target));
+ printk(KERN_DEBUG "5c. read 0x%x [LE] from %p (debug)\n", val, target);
+
+ /* 6. invalidate TCE cache */
+ printk(KERN_DEBUG "6. invalidating TCE cache\n");
+ target = calgary_reg(bbar, tar_offset(bus));
+ writeq(tbl->tar_val, target);
+
+ /* 7. Re-read PMCR */
+ printk(KERN_DEBUG "7a. Re-reading PMCR\n");
+ target = calgary_reg(bbar, phb_offset(bus) | PHB_PAGE_MIG_CTRL);
+ val = be32_to_cpu(readl(target));
+ printk(KERN_DEBUG "7b. read 0x%x [LE] from %p\n", val, target);
+
+ /* 8. Remove HardStop */
+ printk(KERN_DEBUG "8a. removing HardStop from PMCR\n");
+ target = calgary_reg(bbar, phb_offset(bus) | PHB_PAGE_MIG_CTRL);
+ val = 0;
+ printk(KERN_DEBUG "8b. writing 0x%x [LE] to %p\n", val, target);
+ writel(cpu_to_be32(val), target);
+ val = be32_to_cpu(readl(target));
+ printk(KERN_DEBUG "8c. read 0x%x [LE] from %p\n", val, target);
+}
+
static void __init calgary_reserve_mem_region(struct pci_dev *dev, u64 start,
u64 limit)
{
@@ -598,7 +716,7 @@
limit++;
numpages = ((limit - start) >> PAGE_SHIFT);
- iommu_range_reserve(dev->sysdata, start, numpages);
+ iommu_range_reserve(pci_iommu(dev->bus), start, numpages);
}
static void __init calgary_reserve_peripheral_mem_1(struct pci_dev *dev)
@@ -606,7 +724,7 @@
void __iomem *target;
u64 low, high, sizelow;
u64 start, limit;
- struct iommu_table *tbl = dev->sysdata;
+ struct iommu_table *tbl = pci_iommu(dev->bus);
unsigned char busnum = dev->bus->number;
void __iomem *bbar = tbl->bbar;
@@ -630,7 +748,7 @@
u32 val32;
u64 low, high, sizelow, sizehigh;
u64 start, limit;
- struct iommu_table *tbl = dev->sysdata;
+ struct iommu_table *tbl = pci_iommu(dev->bus);
unsigned char busnum = dev->bus->number;
void __iomem *bbar = tbl->bbar;
@@ -666,14 +784,20 @@
{
unsigned int npages;
u64 start;
- struct iommu_table *tbl = dev->sysdata;
+ struct iommu_table *tbl = pci_iommu(dev->bus);
/* reserve EMERGENCY_PAGES from bad_dma_address and up */
iommu_range_reserve(tbl, bad_dma_address, EMERGENCY_PAGES);
/* avoid the BIOS/VGA first 640KB-1MB region */
- start = (640 * 1024);
- npages = ((1024 - 640) * 1024) >> PAGE_SHIFT;
+ /* for CalIOC2 - avoid the entire first MB */
+ if (is_calgary(dev->device)) {
+ start = (640 * 1024);
+ npages = ((1024 - 640) * 1024) >> PAGE_SHIFT;
+ } else { /* calioc2 */
+ start = 0;
+ npages = (1 * 1024 * 1024) >> PAGE_SHIFT;
+ }
iommu_range_reserve(tbl, start, npages);
/* reserve the two PCI peripheral memory regions in IO space */
@@ -694,10 +818,17 @@
if (ret)
return ret;
- tbl = dev->sysdata;
+ tbl = pci_iommu(dev->bus);
tbl->it_base = (unsigned long)bus_info[dev->bus->number].tce_space;
tce_free(tbl, 0, tbl->it_size);
+ if (is_calgary(dev->device))
+ tbl->chip_ops = &calgary_chip_ops;
+ else if (is_calioc2(dev->device))
+ tbl->chip_ops = &calioc2_chip_ops;
+ else
+ BUG();
+
calgary_reserve_regions(dev);
/* set TARs for each PHB */
@@ -706,15 +837,15 @@
/* zero out all TAR bits under sw control */
val64 &= ~TAR_SW_BITS;
-
- tbl = dev->sysdata;
table_phys = (u64)__pa(tbl->it_base);
+
val64 |= table_phys;
BUG_ON(specified_table_size > TCE_TABLE_SIZE_8M);
val64 |= (u64) specified_table_size;
tbl->tar_val = cpu_to_be64(val64);
+
writeq(tbl->tar_val, target);
readq(target); /* flush */
@@ -724,7 +855,7 @@
static void __init calgary_free_bus(struct pci_dev *dev)
{
u64 val64;
- struct iommu_table *tbl = dev->sysdata;
+ struct iommu_table *tbl = pci_iommu(dev->bus);
void __iomem *target;
unsigned int bitmapsz;
@@ -739,16 +870,81 @@
tbl->it_map = NULL;
kfree(tbl);
- dev->sysdata = NULL;
+
+ set_pci_iommu(dev->bus, NULL);
/* Can't free bootmem allocated memory after system is up :-( */
bus_info[dev->bus->number].tce_space = NULL;
}
+static void calgary_dump_error_regs(struct iommu_table *tbl)
+{
+ void __iomem *bbar = tbl->bbar;
+ void __iomem *target;
+ u32 csr, plssr;
+
+ target = calgary_reg(bbar, phb_offset(tbl->it_busno) | PHB_CSR_OFFSET);
+ csr = be32_to_cpu(readl(target));
+
+ target = calgary_reg(bbar, phb_offset(tbl->it_busno) | PHB_PLSSR_OFFSET);
+ plssr = be32_to_cpu(readl(target));
+
+ /* If no error, the agent ID in the CSR is not valid */
+ printk(KERN_EMERG "Calgary: DMA error on Calgary PHB 0x%x, "
+ "0x%08x@CSR 0x%08x@PLSSR\n", tbl->it_busno, csr, plssr);
+}
+
+static void calioc2_dump_error_regs(struct iommu_table *tbl)
+{
+ void __iomem *bbar = tbl->bbar;
+ u32 csr, csmr, plssr, mck, rcstat;
+ void __iomem *target;
+ unsigned long phboff = phb_offset(tbl->it_busno);
+ unsigned long erroff;
+ u32 errregs[7];
+ int i;
+
+ /* dump CSR */
+ target = calgary_reg(bbar, phboff | PHB_CSR_OFFSET);
+ csr = be32_to_cpu(readl(target));
+ /* dump PLSSR */
+ target = calgary_reg(bbar, phboff | PHB_PLSSR_OFFSET);
+ plssr = be32_to_cpu(readl(target));
+ /* dump CSMR */
+ target = calgary_reg(bbar, phboff | 0x290);
+ csmr = be32_to_cpu(readl(target));
+ /* dump mck */
+ target = calgary_reg(bbar, phboff | 0x800);
+ mck = be32_to_cpu(readl(target));
+
+ printk(KERN_EMERG "Calgary: DMA error on CalIOC2 PHB 0x%x\n",
+ tbl->it_busno);
+
+ printk(KERN_EMERG "Calgary: 0x%08x@CSR 0x%08x@PLSSR 0x%08x@CSMR 0x%08x@MCK\n",
+ csr, plssr, csmr, mck);
+
+ /* dump rest of error regs */
+ printk(KERN_EMERG "Calgary: ");
+ for (i = 0; i < ARRAY_SIZE(errregs); i++) {
+ /* err regs are at 0x810 - 0x870 */
+ erroff = (0x810 + (i * 0x10));
+ target = calgary_reg(bbar, phboff | erroff);
+ errregs[i] = be32_to_cpu(readl(target));
+ printk("0x%08x@0x%lx ", errregs[i], erroff);
+ }
+ printk("\n");
+
+ /* root complex status */
+ target = calgary_reg(bbar, phboff | PHB_ROOT_COMPLEX_STATUS);
+ rcstat = be32_to_cpu(readl(target));
+ printk(KERN_EMERG "Calgary: 0x%08x@0x%x\n", rcstat,
+ PHB_ROOT_COMPLEX_STATUS);
+}
+
static void calgary_watchdog(unsigned long data)
{
struct pci_dev *dev = (struct pci_dev *)data;
- struct iommu_table *tbl = dev->sysdata;
+ struct iommu_table *tbl = pci_iommu(dev->bus);
void __iomem *bbar = tbl->bbar;
u32 val32;
void __iomem *target;
@@ -758,13 +954,14 @@
/* If no error, the agent ID in the CSR is not valid */
if (val32 & CSR_AGENT_MASK) {
- printk(KERN_EMERG "calgary_watchdog: DMA error on PHB %#x, "
- "CSR = %#x\n", dev->bus->number, val32);
+ tbl->chip_ops->dump_error_regs(tbl);
+
+ /* reset error */
writel(0, target);
/* Disable bus that caused the error */
target = calgary_reg(bbar, phb_offset(tbl->it_busno) |
- PHB_CONFIG_RW_OFFSET);
+ PHB_CONFIG_RW_OFFSET);
val32 = be32_to_cpu(readl(target));
val32 |= PHB_SLOT_DISABLE;
writel(cpu_to_be32(val32), target);
@@ -775,8 +972,8 @@
}
}
-static void __init calgary_increase_split_completion_timeout(void __iomem *bbar,
- unsigned char busnum)
+static void __init calgary_set_split_completion_timeout(void __iomem *bbar,
+ unsigned char busnum, unsigned long timeout)
{
u64 val64;
void __iomem *target;
@@ -802,11 +999,40 @@
/* zero out this PHB's timer bits */
mask = ~(0xFUL << phb_shift);
val64 &= mask;
- val64 |= (CCR_2SEC_TIMEOUT << phb_shift);
+ val64 |= (timeout << phb_shift);
writeq(cpu_to_be64(val64), target);
readq(target); /* flush */
}
+static void calioc2_handle_quirks(struct iommu_table *tbl, struct pci_dev *dev)
+{
+ unsigned char busnum = dev->bus->number;
+ void __iomem *bbar = tbl->bbar;
+ void __iomem *target;
+ u32 val;
+
+ /*
+ * CalIOC2 designers recommend setting bit 8 in 0xnDB0 to 1
+ */
+ target = calgary_reg(bbar, phb_offset(busnum) | PHB_SAVIOR_L2);
+ val = cpu_to_be32(readl(target));
+ val |= 0x00800000;
+ writel(cpu_to_be32(val), target);
+}
+
+static void calgary_handle_quirks(struct iommu_table *tbl, struct pci_dev *dev)
+{
+ unsigned char busnum = dev->bus->number;
+
+ /*
+ * Give split completion a longer timeout on bus 1 for aic94xx
+ * http://bugzilla.kernel.org/show_bug.cgi?id=7180
+ */
+ if (is_calgary(dev->device) && (busnum == 1))
+ calgary_set_split_completion_timeout(tbl->bbar, busnum,
+ CCR_2SEC_TIMEOUT);
+}
+
static void __init calgary_enable_translation(struct pci_dev *dev)
{
u32 val32;
@@ -816,7 +1042,7 @@
struct iommu_table *tbl;
busnum = dev->bus->number;
- tbl = dev->sysdata;
+ tbl = pci_iommu(dev->bus);
bbar = tbl->bbar;
/* enable TCE in PHB Config Register */
@@ -824,20 +1050,15 @@
val32 = be32_to_cpu(readl(target));
val32 |= PHB_TCE_ENABLE | PHB_DAC_DISABLE | PHB_MCSR_ENABLE;
- printk(KERN_INFO "Calgary: enabling translation on PHB %#x\n", busnum);
+ printk(KERN_INFO "Calgary: enabling translation on %s PHB %#x\n",
+ (dev->device == PCI_DEVICE_ID_IBM_CALGARY) ?
+ "Calgary" : "CalIOC2", busnum);
printk(KERN_INFO "Calgary: errant DMAs will now be prevented on this "
"bus.\n");
writel(cpu_to_be32(val32), target);
readl(target); /* flush */
- /*
- * Give split completion a longer timeout on bus 1 for aic94xx
- * http://bugzilla.kernel.org/show_bug.cgi?id=7180
- */
- if (busnum == 1)
- calgary_increase_split_completion_timeout(bbar, busnum);
-
init_timer(&tbl->watchdog_timer);
tbl->watchdog_timer.function = &calgary_watchdog;
tbl->watchdog_timer.data = (unsigned long)dev;
@@ -853,7 +1074,7 @@
struct iommu_table *tbl;
busnum = dev->bus->number;
- tbl = dev->sysdata;
+ tbl = pci_iommu(dev->bus);
bbar = tbl->bbar;
/* disable TCE in PHB Config Register */
@@ -871,13 +1092,19 @@
static void __init calgary_init_one_nontraslated(struct pci_dev *dev)
{
pci_dev_get(dev);
- dev->sysdata = NULL;
- dev->bus->self = dev;
+ set_pci_iommu(dev->bus, NULL);
+
+ /* is the device behind a bridge? */
+ if (dev->bus->parent)
+ dev->bus->parent->self = dev;
+ else
+ dev->bus->self = dev;
}
static int __init calgary_init_one(struct pci_dev *dev)
{
void __iomem *bbar;
+ struct iommu_table *tbl;
int ret;
BUG_ON(dev->bus->number >= MAX_PHB_BUS_NUM);
@@ -888,7 +1115,18 @@
goto done;
pci_dev_get(dev);
- dev->bus->self = dev;
+
+ if (dev->bus->parent) {
+ if (dev->bus->parent->self)
+ printk(KERN_WARNING "Calgary: IEEEE, dev %p has "
+ "bus->parent->self!\n", dev);
+ dev->bus->parent->self = dev;
+ } else
+ dev->bus->self = dev;
+
+ tbl = pci_iommu(dev->bus);
+ tbl->chip_ops->handle_quirks(tbl, dev);
+
calgary_enable_translation(dev);
return 0;
@@ -924,11 +1162,18 @@
target = calgary_reg(bbar, offset);
val = be32_to_cpu(readl(target));
+
start_bus = (u8)((val & 0x00FF0000) >> 16);
end_bus = (u8)((val & 0x0000FF00) >> 8);
- for (bus = start_bus; bus <= end_bus; bus++) {
- bus_info[bus].bbar = bbar;
- bus_info[bus].phbid = phb;
+
+ if (end_bus) {
+ for (bus = start_bus; bus <= end_bus; bus++) {
+ bus_info[bus].bbar = bbar;
+ bus_info[bus].phbid = phb;
+ }
+ } else {
+ bus_info[start_bus].bbar = bbar;
+ bus_info[start_bus].phbid = phb;
}
}
}
@@ -948,22 +1193,24 @@
{
int ret;
struct pci_dev *dev = NULL;
+ void *tce_space;
ret = calgary_locate_bbars();
if (ret)
return ret;
do {
- dev = pci_get_device(PCI_VENDOR_ID_IBM,
- PCI_DEVICE_ID_IBM_CALGARY,
- dev);
+ dev = pci_get_device(PCI_VENDOR_ID_IBM, PCI_ANY_ID, dev);
if (!dev)
break;
+ if (!is_cal_pci_dev(dev->device))
+ continue;
if (!translate_phb(dev)) {
calgary_init_one_nontraslated(dev);
continue;
}
- if (!bus_info[dev->bus->number].tce_space && !translate_empty_slots)
+ tce_space = bus_info[dev->bus->number].tce_space;
+ if (!tce_space && !translate_empty_slots)
continue;
ret = calgary_init_one(dev);
@@ -976,10 +1223,11 @@
error:
do {
dev = pci_get_device_reverse(PCI_VENDOR_ID_IBM,
- PCI_DEVICE_ID_IBM_CALGARY,
- dev);
+ PCI_ANY_ID, dev);
if (!dev)
break;
+ if (!is_cal_pci_dev(dev->device))
+ continue;
if (!translate_phb(dev)) {
pci_dev_put(dev);
continue;
@@ -1057,9 +1305,29 @@
return 0;
}
+static int __init calgary_bus_has_devices(int bus, unsigned short pci_dev)
+{
+ int dev;
+ u32 val;
+
+ if (pci_dev == PCI_DEVICE_ID_IBM_CALIOC2) {
+ /*
+ * FIXME: properly scan for devices accross the
+ * PCI-to-PCI bridge on every CalIOC2 port.
+ */
+ return 1;
+ }
+
+ for (dev = 1; dev < 8; dev++) {
+ val = read_pci_config(bus, dev, 0, 0);
+ if (val != 0xffffffff)
+ break;
+ }
+ return (val != 0xffffffff);
+}
+
void __init detect_calgary(void)
{
- u32 val;
int bus;
void *tbl;
int calgary_found = 0;
@@ -1116,29 +1384,26 @@
specified_table_size = determine_tce_table_size(end_pfn * PAGE_SIZE);
for (bus = 0; bus < MAX_PHB_BUS_NUM; bus++) {
- int dev;
struct calgary_bus_info *info = &bus_info[bus];
+ unsigned short pci_device;
+ u32 val;
- if (read_pci_config(bus, 0, 0, 0) != PCI_VENDOR_DEVICE_ID_CALGARY)
+ val = read_pci_config(bus, 0, 0, 0);
+ pci_device = (val & 0xFFFF0000) >> 16;
+
+ if (!is_cal_pci_dev(pci_device))
continue;
if (info->translation_disabled)
continue;
- /*
- * Scan the slots of the PCI bus to see if there is a device present.
- * The parent bus will be the zero-ith device, so start at 1.
- */
- for (dev = 1; dev < 8; dev++) {
- val = read_pci_config(bus, dev, 0, 0);
- if (val != 0xffffffff || translate_empty_slots) {
- tbl = alloc_tce_table();
- if (!tbl)
- goto cleanup;
- info->tce_space = tbl;
- calgary_found = 1;
- break;
- }
+ if (calgary_bus_has_devices(bus, pci_device) ||
+ translate_empty_slots) {
+ tbl = alloc_tce_table();
+ if (!tbl)
+ goto cleanup;
+ info->tce_space = tbl;
+ calgary_found = 1;
}
}
@@ -1249,3 +1514,66 @@
return 1;
}
__setup("calgary=", calgary_parse_options);
+
+static void __init calgary_fixup_one_tce_space(struct pci_dev *dev)
+{
+ struct iommu_table *tbl;
+ unsigned int npages;
+ int i;
+
+ tbl = pci_iommu(dev->bus);
+
+ for (i = 0; i < 4; i++) {
+ struct resource *r = &dev->resource[PCI_BRIDGE_RESOURCES + i];
+
+ /* Don't give out TCEs that map MEM resources */
+ if (!(r->flags & IORESOURCE_MEM))
+ continue;
+
+ /* 0-based? we reserve the whole 1st MB anyway */
+ if (!r->start)
+ continue;
+
+ /* cover the whole region */
+ npages = (r->end - r->start) >> PAGE_SHIFT;
+ npages++;
+
+ iommu_range_reserve(tbl, r->start, npages);
+ }
+}
+
+static int __init calgary_fixup_tce_spaces(void)
+{
+ struct pci_dev *dev = NULL;
+ void *tce_space;
+
+ if (no_iommu || swiotlb || !calgary_detected)
+ return -ENODEV;
+
+ printk(KERN_DEBUG "Calgary: fixing up tce spaces\n");
+
+ do {
+ dev = pci_get_device(PCI_VENDOR_ID_IBM, PCI_ANY_ID, dev);
+ if (!dev)
+ break;
+ if (!is_cal_pci_dev(dev->device))
+ continue;
+ if (!translate_phb(dev))
+ continue;
+
+ tce_space = bus_info[dev->bus->number].tce_space;
+ if (!tce_space)
+ continue;
+
+ calgary_fixup_one_tce_space(dev);
+
+ } while (1);
+
+ return 0;
+}
+
+/*
+ * We need to be call after pcibios_assign_resources (fs_initcall level)
+ * and before device_initcall.
+ */
+rootfs_initcall(calgary_fixup_tce_spaces);
diff --git a/arch/x86_64/kernel/pci-dma.c b/arch/x86_64/kernel/pci-dma.c
index 90f6315..05d745e 100644
--- a/arch/x86_64/kernel/pci-dma.c
+++ b/arch/x86_64/kernel/pci-dma.c
@@ -8,7 +8,7 @@
#include <linux/pci.h>
#include <linux/module.h>
#include <asm/io.h>
-#include <asm/proto.h>
+#include <asm/iommu.h>
#include <asm/calgary.h>
int iommu_merge __read_mostly = 0;
@@ -321,6 +321,11 @@
return 0;
}
+void pci_iommu_shutdown(void)
+{
+ gart_iommu_shutdown();
+}
+
#ifdef CONFIG_PCI
/* Many VIA bridges seem to corrupt data for DAC. Disable it here */
diff --git a/arch/x86_64/kernel/pci-gart.c b/arch/x86_64/kernel/pci-gart.c
index ae091cd..4918c57 100644
--- a/arch/x86_64/kernel/pci-gart.c
+++ b/arch/x86_64/kernel/pci-gart.c
@@ -28,6 +28,7 @@
#include <asm/mtrr.h>
#include <asm/pgtable.h>
#include <asm/proto.h>
+#include <asm/iommu.h>
#include <asm/cacheflush.h>
#include <asm/swiotlb.h>
#include <asm/dma.h>
@@ -235,7 +236,7 @@
}
/* Map a single area into the IOMMU */
-dma_addr_t gart_map_single(struct device *dev, void *addr, size_t size, int dir)
+static dma_addr_t gart_map_single(struct device *dev, void *addr, size_t size, int dir)
{
unsigned long phys_mem, bus;
@@ -253,7 +254,7 @@
/*
* Free a DMA mapping.
*/
-void gart_unmap_single(struct device *dev, dma_addr_t dma_addr,
+static void gart_unmap_single(struct device *dev, dma_addr_t dma_addr,
size_t size, int direction)
{
unsigned long iommu_page;
@@ -275,7 +276,7 @@
/*
* Wrapper for pci_unmap_single working with scatterlists.
*/
-void gart_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, int dir)
+static void gart_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, int dir)
{
int i;
@@ -571,6 +572,26 @@
.unmap_sg = gart_unmap_sg,
};
+void gart_iommu_shutdown(void)
+{
+ struct pci_dev *dev;
+ int i;
+
+ if (no_agp && (dma_ops != &gart_dma_ops))
+ return;
+
+ for (i = 0; i < num_k8_northbridges; i++) {
+ u32 ctl;
+
+ dev = k8_northbridges[i];
+ pci_read_config_dword(dev, 0x90, &ctl);
+
+ ctl &= ~1;
+
+ pci_write_config_dword(dev, 0x90, ctl);
+ }
+}
+
void __init gart_iommu_init(void)
{
struct agp_kern_info info;
diff --git a/arch/x86_64/kernel/pci-nommu.c b/arch/x86_64/kernel/pci-nommu.c
index 6dade0c..2a34c6c 100644
--- a/arch/x86_64/kernel/pci-nommu.c
+++ b/arch/x86_64/kernel/pci-nommu.c
@@ -6,7 +6,7 @@
#include <linux/string.h>
#include <linux/dma-mapping.h>
-#include <asm/proto.h>
+#include <asm/iommu.h>
#include <asm/processor.h>
#include <asm/dma.h>
@@ -34,7 +34,7 @@
return bus;
}
-void nommu_unmap_single(struct device *dev, dma_addr_t addr,size_t size,
+static void nommu_unmap_single(struct device *dev, dma_addr_t addr,size_t size,
int direction)
{
}
@@ -54,7 +54,7 @@
* Device ownership issues as mentioned above for pci_map_single are
* the same here.
*/
-int nommu_map_sg(struct device *hwdev, struct scatterlist *sg,
+static int nommu_map_sg(struct device *hwdev, struct scatterlist *sg,
int nents, int direction)
{
int i;
@@ -74,7 +74,7 @@
* Again, cpu read rules concerning calls here are the same as for
* pci_unmap_single() above.
*/
-void nommu_unmap_sg(struct device *dev, struct scatterlist *sg,
+static void nommu_unmap_sg(struct device *dev, struct scatterlist *sg,
int nents, int dir)
{
}
diff --git a/arch/x86_64/kernel/pci-swiotlb.c b/arch/x86_64/kernel/pci-swiotlb.c
index 4b4569a..b2f405e 100644
--- a/arch/x86_64/kernel/pci-swiotlb.c
+++ b/arch/x86_64/kernel/pci-swiotlb.c
@@ -5,7 +5,7 @@
#include <linux/module.h>
#include <linux/dma-mapping.h>
-#include <asm/proto.h>
+#include <asm/iommu.h>
#include <asm/swiotlb.h>
#include <asm/dma.h>
diff --git a/arch/x86_64/kernel/process.c b/arch/x86_64/kernel/process.c
index 5909039..92fade4 100644
--- a/arch/x86_64/kernel/process.c
+++ b/arch/x86_64/kernel/process.c
@@ -207,6 +207,7 @@
if (__get_cpu_var(cpu_idle_state))
__get_cpu_var(cpu_idle_state) = 0;
+ check_pgt_cache();
rmb();
idle = pm_idle;
if (!idle)
@@ -278,7 +279,7 @@
*/
if (!pm_idle) {
if (!printed) {
- printk("using mwait in idle threads.\n");
+ printk(KERN_INFO "using mwait in idle threads.\n");
printed = 1;
}
pm_idle = mwait_idle;
@@ -305,6 +306,7 @@
void __show_regs(struct pt_regs * regs)
{
unsigned long cr0 = 0L, cr2 = 0L, cr3 = 0L, cr4 = 0L, fs, gs, shadowgs;
+ unsigned long d0, d1, d2, d3, d6, d7;
unsigned int fsindex,gsindex;
unsigned int ds,cs,es;
@@ -349,6 +351,15 @@
fs,fsindex,gs,gsindex,shadowgs);
printk("CS: %04x DS: %04x ES: %04x CR0: %016lx\n", cs, ds, es, cr0);
printk("CR2: %016lx CR3: %016lx CR4: %016lx\n", cr2, cr3, cr4);
+
+ get_debugreg(d0, 0);
+ get_debugreg(d1, 1);
+ get_debugreg(d2, 2);
+ printk("DR0: %016lx DR1: %016lx DR2: %016lx\n", d0, d1, d2);
+ get_debugreg(d3, 3);
+ get_debugreg(d6, 6);
+ get_debugreg(d7, 7);
+ printk("DR3: %016lx DR6: %016lx DR7: %016lx\n", d3, d6, d7);
}
void show_regs(struct pt_regs *regs)
diff --git a/arch/x86_64/kernel/reboot.c b/arch/x86_64/kernel/reboot.c
index 7503068..368db2b 100644
--- a/arch/x86_64/kernel/reboot.c
+++ b/arch/x86_64/kernel/reboot.c
@@ -16,6 +16,7 @@
#include <asm/pgtable.h>
#include <asm/tlbflush.h>
#include <asm/apic.h>
+#include <asm/iommu.h>
/*
* Power off function, if any
@@ -81,6 +82,7 @@
void machine_shutdown(void)
{
unsigned long flags;
+
/* Stop the cpus and apics */
#ifdef CONFIG_SMP
int reboot_cpu_id;
@@ -111,6 +113,8 @@
disable_IO_APIC();
local_irq_restore(flags);
+
+ pci_iommu_shutdown();
}
void machine_emergency_restart(void)
diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c
index 33ef718..6fa0a30 100644
--- a/arch/x86_64/kernel/setup.c
+++ b/arch/x86_64/kernel/setup.c
@@ -575,6 +575,8 @@
level = cpuid_eax(1);
if (c->x86 == 15 && ((level >= 0x0f48 && level < 0x0f50) || level >= 0x0f58))
set_bit(X86_FEATURE_REP_GOOD, &c->x86_capability);
+ if (c->x86 == 0x10)
+ set_bit(X86_FEATURE_REP_GOOD, &c->x86_capability);
/* Enable workaround for FXSAVE leak */
if (c->x86 >= 6)
@@ -600,8 +602,11 @@
if (c->extended_cpuid_level >= 0x80000008)
amd_detect_cmp(c);
- /* Fix cpuid4 emulation for more */
- num_cache_leaves = 3;
+ if (c->extended_cpuid_level >= 0x80000006 &&
+ (cpuid_edx(0x80000006) & 0xf000))
+ num_cache_leaves = 4;
+ else
+ num_cache_leaves = 3;
/* RDTSC can be speculated around */
clear_bit(X86_FEATURE_SYNC_RDTSC, &c->x86_capability);
diff --git a/arch/x86_64/kernel/signal.c b/arch/x86_64/kernel/signal.c
index 290f5d8..4886afc 100644
--- a/arch/x86_64/kernel/signal.c
+++ b/arch/x86_64/kernel/signal.c
@@ -26,6 +26,7 @@
#include <asm/i387.h>
#include <asm/proto.h>
#include <asm/ia32_unistd.h>
+#include <asm/mce.h>
/* #define DEBUG_SIG 1 */
@@ -472,6 +473,12 @@
clear_thread_flag(TIF_SINGLESTEP);
}
+#ifdef CONFIG_X86_MCE
+ /* notify userspace of pending MCEs */
+ if (thread_info_flags & _TIF_MCE_NOTIFY)
+ mce_notify_user();
+#endif /* CONFIG_X86_MCE */
+
/* deal with pending signal delivery */
if (thread_info_flags & (_TIF_SIGPENDING|_TIF_RESTORE_SIGMASK))
do_signal(regs);
diff --git a/arch/x86_64/kernel/smp.c b/arch/x86_64/kernel/smp.c
index 0694940..673a300 100644
--- a/arch/x86_64/kernel/smp.c
+++ b/arch/x86_64/kernel/smp.c
@@ -241,7 +241,7 @@
}
if (!cpus_empty(cpu_mask))
flush_tlb_others(cpu_mask, mm, FLUSH_ALL);
-
+ check_pgt_cache();
preempt_enable();
}
EXPORT_SYMBOL(flush_tlb_mm);
@@ -386,9 +386,9 @@
return 0;
}
- spin_lock_bh(&call_lock);
+ spin_lock(&call_lock);
__smp_call_function_single(cpu, func, info, nonatomic, wait);
- spin_unlock_bh(&call_lock);
+ spin_unlock(&call_lock);
put_cpu();
return 0;
}
diff --git a/arch/x86_64/kernel/tce.c b/arch/x86_64/kernel/tce.c
index f61fb8e..3aeae2f 100644
--- a/arch/x86_64/kernel/tce.c
+++ b/arch/x86_64/kernel/tce.c
@@ -136,9 +136,9 @@
struct iommu_table *tbl;
int ret;
- if (dev->sysdata) {
- printk(KERN_ERR "Calgary: dev %p has sysdata %p\n",
- dev, dev->sysdata);
+ if (pci_iommu(dev->bus)) {
+ printk(KERN_ERR "Calgary: dev %p has sysdata->iommu %p\n",
+ dev, pci_iommu(dev->bus));
BUG();
}
@@ -155,11 +155,7 @@
tbl->bbar = bbar;
- /*
- * NUMA is already using the bus's sysdata pointer, so we use
- * the bus's pci_dev's sysdata instead.
- */
- dev->sysdata = tbl;
+ set_pci_iommu(dev->bus, tbl);
return 0;
diff --git a/arch/x86_64/kernel/time.c b/arch/x86_64/kernel/time.c
index 4a0895b..6d48a4e 100644
--- a/arch/x86_64/kernel/time.c
+++ b/arch/x86_64/kernel/time.c
@@ -33,6 +33,7 @@
#include <acpi/acpi_bus.h>
#endif
#include <asm/8253pit.h>
+#include <asm/i8253.h>
#include <asm/pgtable.h>
#include <asm/vsyscall.h>
#include <asm/timex.h>
@@ -44,12 +45,14 @@
#include <asm/hpet.h>
#include <asm/mpspec.h>
#include <asm/nmi.h>
+#include <asm/vgtod.h>
static char *timename = NULL;
DEFINE_SPINLOCK(rtc_lock);
EXPORT_SYMBOL(rtc_lock);
DEFINE_SPINLOCK(i8253_lock);
+EXPORT_SYMBOL(i8253_lock);
volatile unsigned long __jiffies __section_jiffies = INITIAL_JIFFIES;
@@ -79,8 +82,9 @@
* sheet for details.
*/
-static void set_rtc_mmss(unsigned long nowtime)
+static int set_rtc_mmss(unsigned long nowtime)
{
+ int retval = 0;
int real_seconds, real_minutes, cmos_minutes;
unsigned char control, freq_select;
@@ -120,6 +124,7 @@
if (abs(real_minutes - cmos_minutes) >= 30) {
printk(KERN_WARNING "time.c: can't update CMOS clock "
"from %d to %d\n", cmos_minutes, real_minutes);
+ retval = -1;
} else {
BIN_TO_BCD(real_seconds);
BIN_TO_BCD(real_minutes);
@@ -139,12 +144,17 @@
CMOS_WRITE(freq_select, RTC_FREQ_SELECT);
spin_unlock(&rtc_lock);
+
+ return retval;
}
+int update_persistent_clock(struct timespec now)
+{
+ return set_rtc_mmss(now.tv_sec);
+}
void main_timer_handler(void)
{
- static unsigned long rtc_update = 0;
/*
* Here we are in the timer irq handler. We have irqs locally disabled (so we
* don't need spin_lock_irqsave()) but we don't know if the timer_bh is running
@@ -172,20 +182,6 @@
if (!using_apic_timer)
smp_local_timer_interrupt();
-/*
- * If we have an externally synchronized Linux clock, then update CMOS clock
- * accordingly every ~11 minutes. set_rtc_mmss() will be called in the jiffy
- * closest to exactly 500 ms before the next second. If the update fails, we
- * don't care, as it'll be updated on the next turn, and the problem (time way
- * off) isn't likely to go away much sooner anyway.
- */
-
- if (ntp_synced() && xtime.tv_sec > rtc_update &&
- abs(xtime.tv_nsec - 500000000) <= tick_nsec / 2) {
- set_rtc_mmss(xtime.tv_sec);
- rtc_update = xtime.tv_sec + 660;
- }
-
write_sequnlock(&xtime_lock);
}
@@ -199,7 +195,7 @@
return IRQ_HANDLED;
}
-static unsigned long get_cmos_time(void)
+unsigned long read_persistent_clock(void)
{
unsigned int year, mon, day, hour, min, sec;
unsigned long flags;
@@ -226,7 +222,7 @@
/*
* We know that x86-64 always uses BCD format, no need to check the
* config register.
- */
+ */
BCD_TO_BIN(sec);
BCD_TO_BIN(min);
@@ -239,11 +235,11 @@
BCD_TO_BIN(century);
year += century * 100;
printk(KERN_INFO "Extended CMOS year: %d\n", century * 100);
- } else {
+ } else {
/*
* x86-64 systems only exists since 2002.
* This will work up to Dec 31, 2100
- */
+ */
year += 2000;
}
@@ -255,45 +251,45 @@
#define TICK_COUNT 100000000
static unsigned int __init tsc_calibrate_cpu_khz(void)
{
- int tsc_start, tsc_now;
- int i, no_ctr_free;
- unsigned long evntsel3 = 0, pmc3 = 0, pmc_now = 0;
- unsigned long flags;
+ int tsc_start, tsc_now;
+ int i, no_ctr_free;
+ unsigned long evntsel3 = 0, pmc3 = 0, pmc_now = 0;
+ unsigned long flags;
- for (i = 0; i < 4; i++)
- if (avail_to_resrv_perfctr_nmi_bit(i))
- break;
- no_ctr_free = (i == 4);
- if (no_ctr_free) {
- i = 3;
- rdmsrl(MSR_K7_EVNTSEL3, evntsel3);
- wrmsrl(MSR_K7_EVNTSEL3, 0);
- rdmsrl(MSR_K7_PERFCTR3, pmc3);
- } else {
- reserve_perfctr_nmi(MSR_K7_PERFCTR0 + i);
- reserve_evntsel_nmi(MSR_K7_EVNTSEL0 + i);
- }
- local_irq_save(flags);
- /* start meauring cycles, incrementing from 0 */
- wrmsrl(MSR_K7_PERFCTR0 + i, 0);
- wrmsrl(MSR_K7_EVNTSEL0 + i, 1 << 22 | 3 << 16 | 0x76);
- rdtscl(tsc_start);
- do {
- rdmsrl(MSR_K7_PERFCTR0 + i, pmc_now);
- tsc_now = get_cycles_sync();
- } while ((tsc_now - tsc_start) < TICK_COUNT);
+ for (i = 0; i < 4; i++)
+ if (avail_to_resrv_perfctr_nmi_bit(i))
+ break;
+ no_ctr_free = (i == 4);
+ if (no_ctr_free) {
+ i = 3;
+ rdmsrl(MSR_K7_EVNTSEL3, evntsel3);
+ wrmsrl(MSR_K7_EVNTSEL3, 0);
+ rdmsrl(MSR_K7_PERFCTR3, pmc3);
+ } else {
+ reserve_perfctr_nmi(MSR_K7_PERFCTR0 + i);
+ reserve_evntsel_nmi(MSR_K7_EVNTSEL0 + i);
+ }
+ local_irq_save(flags);
+ /* start meauring cycles, incrementing from 0 */
+ wrmsrl(MSR_K7_PERFCTR0 + i, 0);
+ wrmsrl(MSR_K7_EVNTSEL0 + i, 1 << 22 | 3 << 16 | 0x76);
+ rdtscl(tsc_start);
+ do {
+ rdmsrl(MSR_K7_PERFCTR0 + i, pmc_now);
+ tsc_now = get_cycles_sync();
+ } while ((tsc_now - tsc_start) < TICK_COUNT);
- local_irq_restore(flags);
- if (no_ctr_free) {
- wrmsrl(MSR_K7_EVNTSEL3, 0);
- wrmsrl(MSR_K7_PERFCTR3, pmc3);
- wrmsrl(MSR_K7_EVNTSEL3, evntsel3);
- } else {
- release_perfctr_nmi(MSR_K7_PERFCTR0 + i);
- release_evntsel_nmi(MSR_K7_EVNTSEL0 + i);
- }
+ local_irq_restore(flags);
+ if (no_ctr_free) {
+ wrmsrl(MSR_K7_EVNTSEL3, 0);
+ wrmsrl(MSR_K7_PERFCTR3, pmc3);
+ wrmsrl(MSR_K7_EVNTSEL3, evntsel3);
+ } else {
+ release_perfctr_nmi(MSR_K7_PERFCTR0 + i);
+ release_evntsel_nmi(MSR_K7_EVNTSEL0 + i);
+ }
- return pmc_now * tsc_khz / (tsc_now - tsc_start);
+ return pmc_now * tsc_khz / (tsc_now - tsc_start);
}
/*
@@ -321,7 +317,7 @@
end = get_cycles_sync();
spin_unlock_irqrestore(&i8253_lock, flags);
-
+
return (end - start) / 50;
}
@@ -366,25 +362,20 @@
.handler = timer_interrupt,
.flags = IRQF_DISABLED | IRQF_IRQPOLL,
.mask = CPU_MASK_NONE,
- .name = "timer"
+ .name = "timer"
};
void __init time_init(void)
{
if (nohpet)
hpet_address = 0;
- xtime.tv_sec = get_cmos_time();
- xtime.tv_nsec = 0;
-
- set_normalized_timespec(&wall_to_monotonic,
- -xtime.tv_sec, -xtime.tv_nsec);
if (hpet_arch_init())
hpet_address = 0;
if (hpet_use_timer) {
/* set tick_nsec to use the proper rate for HPET */
- tick_nsec = TICK_NSEC_HPET;
+ tick_nsec = TICK_NSEC_HPET;
tsc_khz = hpet_calibrate_tsc();
timename = "HPET";
} else {
@@ -415,54 +406,21 @@
setup_irq(0, &irq0);
}
-
-static long clock_cmos_diff;
-static unsigned long sleep_start;
-
/*
* sysfs support for the timer.
*/
static int timer_suspend(struct sys_device *dev, pm_message_t state)
{
- /*
- * Estimate time zone so that set_time can update the clock
- */
- long cmos_time = get_cmos_time();
-
- clock_cmos_diff = -cmos_time;
- clock_cmos_diff += get_seconds();
- sleep_start = cmos_time;
return 0;
}
static int timer_resume(struct sys_device *dev)
{
- unsigned long flags;
- unsigned long sec;
- unsigned long ctime = get_cmos_time();
- long sleep_length = (ctime - sleep_start) * HZ;
-
- if (sleep_length < 0) {
- printk(KERN_WARNING "Time skew detected in timer resume!\n");
- /* The time after the resume must not be earlier than the time
- * before the suspend or some nasty things will happen
- */
- sleep_length = 0;
- ctime = sleep_start;
- }
if (hpet_address)
hpet_reenable();
else
i8254_timer_resume();
-
- sec = ctime + clock_cmos_diff;
- write_seqlock_irqsave(&xtime_lock,flags);
- xtime.tv_sec = sec;
- xtime.tv_nsec = 0;
- jiffies += sleep_length;
- write_sequnlock_irqrestore(&xtime_lock,flags);
- touch_softlockup_watchdog();
return 0;
}
diff --git a/arch/x86_64/kernel/tsc.c b/arch/x86_64/kernel/tsc.c
index e850aa0..9b76b03 100644
--- a/arch/x86_64/kernel/tsc.c
+++ b/arch/x86_64/kernel/tsc.c
@@ -61,25 +61,9 @@
* first tick after the change will be slightly wrong.
*/
-#include <linux/workqueue.h>
-
-static unsigned int cpufreq_delayed_issched = 0;
-static unsigned int cpufreq_init = 0;
-static struct work_struct cpufreq_delayed_get_work;
-
-static void handle_cpufreq_delayed_get(struct work_struct *v)
-{
- unsigned int cpu;
- for_each_online_cpu(cpu) {
- cpufreq_get(cpu);
- }
- cpufreq_delayed_issched = 0;
-}
-
-static unsigned int ref_freq = 0;
-static unsigned long loops_per_jiffy_ref = 0;
-
-static unsigned long tsc_khz_ref = 0;
+static unsigned int ref_freq;
+static unsigned long loops_per_jiffy_ref;
+static unsigned long tsc_khz_ref;
static int time_cpufreq_notifier(struct notifier_block *nb, unsigned long val,
void *data)
@@ -125,10 +109,8 @@
static int __init cpufreq_tsc(void)
{
- INIT_WORK(&cpufreq_delayed_get_work, handle_cpufreq_delayed_get);
- if (!cpufreq_register_notifier(&time_cpufreq_notifier_block,
- CPUFREQ_TRANSITION_NOTIFIER))
- cpufreq_init = 1;
+ cpufreq_register_notifier(&time_cpufreq_notifier_block,
+ CPUFREQ_TRANSITION_NOTIFIER);
return 0;
}
@@ -153,17 +135,18 @@
#endif
/* Most intel systems have synchronized TSCs except for
multi node systems */
- if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL) {
+ if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL) {
#ifdef CONFIG_ACPI
/* But TSC doesn't tick in C3 so don't use it there */
- if (acpi_gbl_FADT.header.length > 0 && acpi_gbl_FADT.C3latency < 1000)
+ if (acpi_gbl_FADT.header.length > 0 &&
+ acpi_gbl_FADT.C3latency < 1000)
return 1;
#endif
- return 0;
+ return 0;
}
- /* Assume multi socket systems are not synchronized */
- return num_present_cpus() > 1;
+ /* Assume multi socket systems are not synchronized */
+ return num_present_cpus() > 1;
}
int __init notsc_setup(char *s)
diff --git a/arch/x86_64/kernel/vmlinux.lds.S b/arch/x86_64/kernel/vmlinux.lds.S
index 5c57ea4..e7a5eb6 100644
--- a/arch/x86_64/kernel/vmlinux.lds.S
+++ b/arch/x86_64/kernel/vmlinux.lds.S
@@ -54,6 +54,13 @@
RODATA
+ . = ALIGN(4);
+ .tracedata : AT(ADDR(.tracedata) - LOAD_OFFSET) {
+ __tracedata_start = .;
+ *(.tracedata)
+ __tracedata_end = .;
+ }
+
. = ALIGN(PAGE_SIZE); /* Align data segment to page size boundary */
/* Data */
.data : AT(ADDR(.data) - LOAD_OFFSET) {
@@ -93,6 +100,9 @@
.vsyscall_gtod_data : AT(VLOAD(.vsyscall_gtod_data))
{ *(.vsyscall_gtod_data) }
vsyscall_gtod_data = VVIRT(.vsyscall_gtod_data);
+ .vsyscall_clock : AT(VLOAD(.vsyscall_clock))
+ { *(.vsyscall_clock) }
+ vsyscall_clock = VVIRT(.vsyscall_clock);
.vsyscall_1 ADDR(.vsyscall_0) + 1024: AT(VLOAD(.vsyscall_1))
@@ -133,20 +143,11 @@
/* might get freed after init */
. = ALIGN(4096);
__smp_alt_begin = .;
- __smp_alt_instructions = .;
- .smp_altinstructions : AT(ADDR(.smp_altinstructions) - LOAD_OFFSET) {
- *(.smp_altinstructions)
- }
- __smp_alt_instructions_end = .;
- . = ALIGN(8);
__smp_locks = .;
.smp_locks : AT(ADDR(.smp_locks) - LOAD_OFFSET) {
*(.smp_locks)
}
__smp_locks_end = .;
- .smp_altinstr_replacement : AT(ADDR(.smp_altinstr_replacement) - LOAD_OFFSET) {
- *(.smp_altinstr_replacement)
- }
. = ALIGN(4096);
__smp_alt_end = .;
@@ -189,6 +190,12 @@
.exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) { *(.exit.text) }
.exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) { *(.exit.data) }
+/* vdso blob that is mapped into user space */
+ vdso_start = . ;
+ .vdso : AT(ADDR(.vdso) - LOAD_OFFSET) { *(.vdso) }
+ . = ALIGN(4096);
+ vdso_end = .;
+
#ifdef CONFIG_BLK_DEV_INITRD
. = ALIGN(4096);
__initramfs_start = .;
diff --git a/arch/x86_64/kernel/vsyscall.c b/arch/x86_64/kernel/vsyscall.c
index 57660d5..06c3494 100644
--- a/arch/x86_64/kernel/vsyscall.c
+++ b/arch/x86_64/kernel/vsyscall.c
@@ -42,6 +42,7 @@
#include <asm/segment.h>
#include <asm/desc.h>
#include <asm/topology.h>
+#include <asm/vgtod.h>
#define __vsyscall(nr) __attribute__ ((unused,__section__(".vsyscall_" #nr)))
#define __syscall_clobber "r11","rcx","memory"
@@ -57,26 +58,9 @@
* - writen by timer interrupt or systcl (/proc/sys/kernel/vsyscall64)
* Try to keep this structure as small as possible to avoid cache line ping pongs
*/
-struct vsyscall_gtod_data_t {
- seqlock_t lock;
-
- /* open coded 'struct timespec' */
- time_t wall_time_sec;
- u32 wall_time_nsec;
-
- int sysctl_enabled;
- struct timezone sys_tz;
- struct { /* extract of a clocksource struct */
- cycle_t (*vread)(void);
- cycle_t cycle_last;
- cycle_t mask;
- u32 mult;
- u32 shift;
- } clock;
-};
int __vgetcpu_mode __section_vgetcpu_mode;
-struct vsyscall_gtod_data_t __vsyscall_gtod_data __section_vsyscall_gtod_data =
+struct vsyscall_gtod_data __vsyscall_gtod_data __section_vsyscall_gtod_data =
{
.lock = SEQLOCK_UNLOCKED,
.sysctl_enabled = 1,
@@ -96,6 +80,8 @@
vsyscall_gtod_data.wall_time_sec = wall_time->tv_sec;
vsyscall_gtod_data.wall_time_nsec = wall_time->tv_nsec;
vsyscall_gtod_data.sys_tz = sys_tz;
+ vsyscall_gtod_data.wall_time_nsec = wall_time->tv_nsec;
+ vsyscall_gtod_data.wall_to_monotonic = wall_to_monotonic;
write_sequnlock_irqrestore(&vsyscall_gtod_data.lock, flags);
}
diff --git a/arch/x86_64/mm/fault.c b/arch/x86_64/mm/fault.c
index 84f1172..2074bdd 100644
--- a/arch/x86_64/mm/fault.c
+++ b/arch/x86_64/mm/fault.c
@@ -301,7 +301,7 @@
return 0;
}
-int page_fault_trace = 0;
+static int page_fault_trace;
int exception_trace = 1;
/*
@@ -568,7 +568,7 @@
}
printk("VM: killing process %s\n", tsk->comm);
if (error_code & 4)
- do_exit(SIGKILL);
+ do_group_exit(SIGKILL);
goto no_context;
do_sigbus:
diff --git a/arch/x86_64/mm/init.c b/arch/x86_64/mm/init.c
index 9a0e98a..381c2ec 100644
--- a/arch/x86_64/mm/init.c
+++ b/arch/x86_64/mm/init.c
@@ -700,8 +700,6 @@
#ifdef CONFIG_SYSCTL
#include <linux/sysctl.h>
-extern int exception_trace, page_fault_trace;
-
static ctl_table debug_table2[] = {
{
.ctl_name = 99,
@@ -774,3 +772,12 @@
return __alloc_bootmem_core(pgdat->bdata, size,
SMP_CACHE_BYTES, (4UL*1024*1024*1024), 0);
}
+
+const char *arch_vma_name(struct vm_area_struct *vma)
+{
+ if (vma->vm_mm && vma->vm_start == (long)vma->vm_mm->context.vdso)
+ return "[vdso]";
+ if (vma == &gate_vma)
+ return "[vsyscall]";
+ return NULL;
+}
diff --git a/arch/x86_64/mm/k8topology.c b/arch/x86_64/mm/k8topology.c
index f983c75..a96006f 100644
--- a/arch/x86_64/mm/k8topology.c
+++ b/arch/x86_64/mm/k8topology.c
@@ -44,12 +44,12 @@
{
unsigned long prevbase;
struct bootnode nodes[8];
- int nodeid, i, nb;
+ int nodeid, i, j, nb;
unsigned char nodeids[8];
int found = 0;
u32 reg;
unsigned numnodes;
- unsigned dualcore = 0;
+ unsigned num_cores;
if (!early_pci_allowed())
return -1;
@@ -60,6 +60,9 @@
printk(KERN_INFO "Scanning NUMA topology in Northbridge %d\n", nb);
+ num_cores = (cpuid_ecx(0x80000008) & 0xff) + 1;
+ printk(KERN_INFO "CPU has %d num_cores\n", num_cores);
+
reg = read_pci_config(0, nb, 0, 0x60);
numnodes = ((reg >> 4) & 0xF) + 1;
if (numnodes <= 1)
@@ -73,8 +76,6 @@
unsigned long base,limit;
u32 nodeid;
- /* Undefined before E stepping, but hopefully 0 */
- dualcore |= ((read_pci_config(0, nb, 3, 0xe8) >> 12) & 3) == 1;
base = read_pci_config(0, nb, 1, 0x40 + i*8);
limit = read_pci_config(0, nb, 1, 0x44 + i*8);
@@ -170,8 +171,8 @@
for (i = 0; i < 8; i++) {
if (nodes[i].start != nodes[i].end) {
nodeid = nodeids[i];
- apicid_to_node[nodeid << dualcore] = i;
- apicid_to_node[(nodeid << dualcore) + dualcore] = i;
+ for (j = 0; j < num_cores; j++)
+ apicid_to_node[(nodeid * num_cores) + j] = i;
setup_node_bootmem(i, nodes[i].start, nodes[i].end);
}
}
diff --git a/arch/x86_64/mm/numa.c b/arch/x86_64/mm/numa.c
index 5154894..6da2355 100644
--- a/arch/x86_64/mm/numa.c
+++ b/arch/x86_64/mm/numa.c
@@ -273,9 +273,6 @@
#ifdef CONFIG_NUMA_EMU
/* Numa emulation */
-#define E820_ADDR_HOLE_SIZE(start, end) \
- (e820_hole_size((start) >> PAGE_SHIFT, (end) >> PAGE_SHIFT) << \
- PAGE_SHIFT)
char *cmdline __initdata;
/*
@@ -319,7 +316,7 @@
return -1;
if (num_nodes > MAX_NUMNODES)
num_nodes = MAX_NUMNODES;
- size = (max_addr - *addr - E820_ADDR_HOLE_SIZE(*addr, max_addr)) /
+ size = (max_addr - *addr - e820_hole_size(*addr, max_addr)) /
num_nodes;
/*
* Calculate the number of big nodes that can be allocated as a result
@@ -347,7 +344,7 @@
if (i == num_nodes + node_start - 1)
end = max_addr;
else
- while (end - *addr - E820_ADDR_HOLE_SIZE(*addr, end) <
+ while (end - *addr - e820_hole_size(*addr, end) <
size) {
end += FAKE_NODE_MIN_SIZE;
if (end > max_addr) {
@@ -476,18 +473,22 @@
/*
* We need to vacate all active ranges that may have been registered by
- * SRAT.
+ * SRAT and set acpi_numa to -1 so that srat_disabled() always returns
+ * true. NUMA emulation has succeeded so we will not scan ACPI nodes.
*/
remove_all_active_ranges();
+#ifdef CONFIG_ACPI_NUMA
+ acpi_numa = -1;
+#endif
for_each_node_mask(i, node_possible_map) {
e820_register_active_regions(i, nodes[i].start >> PAGE_SHIFT,
nodes[i].end >> PAGE_SHIFT);
setup_node_bootmem(i, nodes[i].start, nodes[i].end);
}
+ acpi_fake_nodes(nodes, num_nodes);
numa_init_array();
return 0;
}
-#undef E820_ADDR_HOLE_SIZE
#endif /* CONFIG_NUMA_EMU */
void __init numa_initmem_init(unsigned long start_pfn, unsigned long end_pfn)
diff --git a/arch/x86_64/mm/pageattr.c b/arch/x86_64/mm/pageattr.c
index 9148f4a..36377b6 100644
--- a/arch/x86_64/mm/pageattr.c
+++ b/arch/x86_64/mm/pageattr.c
@@ -74,14 +74,12 @@
struct page *pg;
/* When clflush is available always use it because it is
- much cheaper than WBINVD. Disable clflush for now because
- the high level code is not ready yet */
- if (1 || !cpu_has_clflush)
+ much cheaper than WBINVD. */
+ if (!cpu_has_clflush)
asm volatile("wbinvd" ::: "memory");
else list_for_each_entry(pg, l, lru) {
void *adr = page_address(pg);
- if (cpu_has_clflush)
- cache_flush_page(adr);
+ cache_flush_page(adr);
}
__flush_tlb_all();
}
@@ -95,7 +93,8 @@
static inline void save_page(struct page *fpage)
{
- list_add(&fpage->lru, &deferred_pages);
+ if (!test_and_set_bit(PG_arch_1, &fpage->flags))
+ list_add(&fpage->lru, &deferred_pages);
}
/*
@@ -129,9 +128,12 @@
pte_t *kpte;
struct page *kpte_page;
pgprot_t ref_prot2;
+
kpte = lookup_address(address);
if (!kpte) return 0;
kpte_page = virt_to_page(((unsigned long)kpte) & PAGE_MASK);
+ BUG_ON(PageLRU(kpte_page));
+ BUG_ON(PageCompound(kpte_page));
if (pgprot_val(prot) != pgprot_val(ref_prot)) {
if (!pte_huge(*kpte)) {
set_pte(kpte, pfn_pte(pfn, prot));
@@ -159,10 +161,9 @@
/* on x86-64 the direct mapping set at boot is not using 4k pages */
BUG_ON(PageReserved(kpte_page));
- if (page_private(kpte_page) == 0) {
- save_page(kpte_page);
+ save_page(kpte_page);
+ if (page_private(kpte_page) == 0)
revert_page(address, ref_prot);
- }
return 0;
}
@@ -234,6 +235,10 @@
flush_map(&l);
list_for_each_entry_safe(pg, next, &l, lru) {
+ list_del(&pg->lru);
+ clear_bit(PG_arch_1, &pg->flags);
+ if (page_private(pg) != 0)
+ continue;
ClearPagePrivate(pg);
__free_page(pg);
}
diff --git a/arch/x86_64/mm/srat.c b/arch/x86_64/mm/srat.c
index 1e76bb0..acdf03e1 100644
--- a/arch/x86_64/mm/srat.c
+++ b/arch/x86_64/mm/srat.c
@@ -106,9 +106,9 @@
for (j = 0; j < d; j++) {
u8 val = slit->entry[d*i + j];
if (i == j) {
- if (val != 10)
+ if (val != LOCAL_DISTANCE)
return 0;
- } else if (val <= 10)
+ } else if (val <= LOCAL_DISTANCE)
return 0;
}
}
@@ -350,7 +350,7 @@
/* Sanity check to catch more bad SRATs (they are amazingly common).
Make sure the PXMs cover all memory. */
-static int nodes_cover_memory(void)
+static int __init nodes_cover_memory(const struct bootnode *nodes)
{
int i;
unsigned long pxmram, e820ram;
@@ -394,6 +394,9 @@
{
int i;
+ if (acpi_numa <= 0)
+ return -1;
+
/* First clean up the node list */
for (i = 0; i < MAX_NUMNODES; i++) {
cutoff_node(i, start, end);
@@ -403,10 +406,7 @@
}
}
- if (acpi_numa <= 0)
- return -1;
-
- if (!nodes_cover_memory()) {
+ if (!nodes_cover_memory(nodes)) {
bad_srat();
return -1;
}
@@ -440,6 +440,86 @@
return 0;
}
+#ifdef CONFIG_NUMA_EMU
+static int __init find_node_by_addr(unsigned long addr)
+{
+ int ret = NUMA_NO_NODE;
+ int i;
+
+ for_each_node_mask(i, nodes_parsed) {
+ /*
+ * Find the real node that this emulated node appears on. For
+ * the sake of simplicity, we only use a real node's starting
+ * address to determine which emulated node it appears on.
+ */
+ if (addr >= nodes[i].start && addr < nodes[i].end) {
+ ret = i;
+ break;
+ }
+ }
+ return i;
+}
+
+/*
+ * In NUMA emulation, we need to setup proximity domain (_PXM) to node ID
+ * mappings that respect the real ACPI topology but reflect our emulated
+ * environment. For each emulated node, we find which real node it appears on
+ * and create PXM to NID mappings for those fake nodes which mirror that
+ * locality. SLIT will now represent the correct distances between emulated
+ * nodes as a result of the real topology.
+ */
+void __init acpi_fake_nodes(const struct bootnode *fake_nodes, int num_nodes)
+{
+ int i, j;
+ int fake_node_to_pxm_map[MAX_NUMNODES] = {
+ [0 ... MAX_NUMNODES-1] = PXM_INVAL
+ };
+ unsigned char fake_apicid_to_node[MAX_LOCAL_APIC] = {
+ [0 ... MAX_LOCAL_APIC-1] = NUMA_NO_NODE
+ };
+
+ printk(KERN_INFO "Faking PXM affinity for fake nodes on real "
+ "topology.\n");
+ for (i = 0; i < num_nodes; i++) {
+ int nid, pxm;
+
+ nid = find_node_by_addr(fake_nodes[i].start);
+ if (nid == NUMA_NO_NODE)
+ continue;
+ pxm = node_to_pxm(nid);
+ if (pxm == PXM_INVAL)
+ continue;
+ fake_node_to_pxm_map[i] = pxm;
+ /*
+ * For each apicid_to_node mapping that exists for this real
+ * node, it must now point to the fake node ID.
+ */
+ for (j = 0; j < MAX_LOCAL_APIC; j++)
+ if (apicid_to_node[j] == nid)
+ fake_apicid_to_node[j] = i;
+ }
+ for (i = 0; i < num_nodes; i++)
+ __acpi_map_pxm_to_node(fake_node_to_pxm_map[i], i);
+ memcpy(apicid_to_node, fake_apicid_to_node, sizeof(apicid_to_node));
+
+ nodes_clear(nodes_parsed);
+ for (i = 0; i < num_nodes; i++)
+ if (fake_nodes[i].start != fake_nodes[i].end)
+ node_set(i, nodes_parsed);
+ WARN_ON(!nodes_cover_memory(fake_nodes));
+}
+
+static int null_slit_node_compare(int a, int b)
+{
+ return node_to_pxm(a) == node_to_pxm(b);
+}
+#else
+static int null_slit_node_compare(int a, int b)
+{
+ return a == b;
+}
+#endif /* CONFIG_NUMA_EMU */
+
void __init srat_reserve_add_area(int nodeid)
{
if (found_add_area && nodes_add[nodeid].end) {
@@ -464,7 +544,8 @@
int index;
if (!acpi_slit)
- return a == b ? 10 : 20;
+ return null_slit_node_compare(a, b) ? LOCAL_DISTANCE :
+ REMOTE_DISTANCE;
index = acpi_slit->locality_count * node_to_pxm(a);
return acpi_slit->entry[index + node_to_pxm(b)];
}
diff --git a/arch/x86_64/pci/k8-bus.c b/arch/x86_64/pci/k8-bus.c
index 3acf60d..9cc813e 100644
--- a/arch/x86_64/pci/k8-bus.c
+++ b/arch/x86_64/pci/k8-bus.c
@@ -59,6 +59,8 @@
j <= SUBORDINATE_LDT_BUS_NUMBER(ldtbus);
j++) {
struct pci_bus *bus;
+ struct pci_sysdata *sd;
+
long node = NODE_ID(nid);
/* Algorithm a bit dumb, but
it shouldn't matter here */
@@ -67,7 +69,9 @@
continue;
if (!node_online(node))
node = 0;
- bus->sysdata = (void *)node;
+
+ sd = bus->sysdata;
+ sd->node = node;
}
}
}
diff --git a/arch/x86_64/vdso/Makefile b/arch/x86_64/vdso/Makefile
new file mode 100644
index 0000000..faaa72f
--- /dev/null
+++ b/arch/x86_64/vdso/Makefile
@@ -0,0 +1,49 @@
+#
+# x86-64 vDSO.
+#
+
+# files to link into the vdso
+# vdso-start.o has to be first
+vobjs-y := vdso-start.o vdso-note.o vclock_gettime.o vgetcpu.o vvar.o
+
+# files to link into kernel
+obj-y := vma.o vdso.o vdso-syms.o
+
+vobjs := $(foreach F,$(vobjs-y),$(obj)/$F)
+
+$(obj)/vdso.o: $(obj)/vdso.so
+
+targets += vdso.so vdso.lds $(vobjs-y) vdso-syms.o
+
+# The DSO images are built using a special linker script.
+quiet_cmd_syscall = SYSCALL $@
+ cmd_syscall = $(CC) -m elf_x86_64 -nostdlib $(SYSCFLAGS_$(@F)) \
+ -Wl,-T,$(filter-out FORCE,$^) -o $@
+
+export CPPFLAGS_vdso.lds += -P -C -U$(ARCH)
+
+vdso-flags = -fPIC -shared -Wl,-soname=linux-vdso.so.1 \
+ $(call ld-option, -Wl$(comma)--hash-style=sysv) \
+ -Wl,-z,max-page-size=4096 -Wl,-z,common-page-size=4096
+SYSCFLAGS_vdso.so = $(vdso-flags)
+
+$(obj)/vdso.o: $(src)/vdso.S $(obj)/vdso.so
+
+$(obj)/vdso.so: $(src)/vdso.lds $(vobjs) FORCE
+ $(call if_changed,syscall)
+
+CF := $(PROFILING) -mcmodel=small -fPIC -g0 -O2 -fasynchronous-unwind-tables -m64
+
+$(obj)/vclock_gettime.o: CFLAGS = $(CF)
+$(obj)/vgetcpu.o: CFLAGS = $(CF)
+
+# We also create a special relocatable object that should mirror the symbol
+# table and layout of the linked DSO. With ld -R we can then refer to
+# these symbols in the kernel code rather than hand-coded addresses.
+extra-y += vdso-syms.o
+$(obj)/built-in.o: $(obj)/vdso-syms.o
+$(obj)/built-in.o: ld_flags += -R $(obj)/vdso-syms.o
+
+SYSCFLAGS_vdso-syms.o = -r -d
+$(obj)/vdso-syms.o: $(src)/vdso.lds $(vobjs) FORCE
+ $(call if_changed,syscall)
diff --git a/arch/x86_64/vdso/vclock_gettime.c b/arch/x86_64/vdso/vclock_gettime.c
new file mode 100644
index 0000000..17f6a00
--- /dev/null
+++ b/arch/x86_64/vdso/vclock_gettime.c
@@ -0,0 +1,120 @@
+/*
+ * Copyright 2006 Andi Kleen, SUSE Labs.
+ * Subject to the GNU Public License, v.2
+ *
+ * Fast user context implementation of clock_gettime and gettimeofday.
+ *
+ * The code should have no internal unresolved relocations.
+ * Check with readelf after changing.
+ * Also alternative() doesn't work.
+ */
+
+#include <linux/kernel.h>
+#include <linux/posix-timers.h>
+#include <linux/time.h>
+#include <linux/string.h>
+#include <asm/vsyscall.h>
+#include <asm/vgtod.h>
+#include <asm/timex.h>
+#include <asm/hpet.h>
+#include <asm/unistd.h>
+#include <asm/io.h>
+#include <asm/vgtod.h>
+#include "vextern.h"
+
+#define gtod vdso_vsyscall_gtod_data
+
+static long vdso_fallback_gettime(long clock, struct timespec *ts)
+{
+ long ret;
+ asm("syscall" : "=a" (ret) :
+ "0" (__NR_clock_gettime),"D" (clock), "S" (ts) : "memory");
+ return ret;
+}
+
+static inline long vgetns(void)
+{
+ cycles_t (*vread)(void);
+ vread = gtod->clock.vread;
+ return ((vread() - gtod->clock.cycle_last) * gtod->clock.mult) >>
+ gtod->clock.shift;
+}
+
+static noinline int do_realtime(struct timespec *ts)
+{
+ unsigned long seq, ns;
+ do {
+ seq = read_seqbegin(>od->lock);
+ ts->tv_sec = gtod->wall_time_sec;
+ ts->tv_nsec = gtod->wall_time_nsec;
+ ns = vgetns();
+ } while (unlikely(read_seqretry(>od->lock, seq)));
+ timespec_add_ns(ts, ns);
+ return 0;
+}
+
+/* Copy of the version in kernel/time.c which we cannot directly access */
+static void vset_normalized_timespec(struct timespec *ts, long sec, long nsec)
+{
+ while (nsec >= NSEC_PER_SEC) {
+ nsec -= NSEC_PER_SEC;
+ ++sec;
+ }
+ while (nsec < 0) {
+ nsec += NSEC_PER_SEC;
+ --sec;
+ }
+ ts->tv_sec = sec;
+ ts->tv_nsec = nsec;
+}
+
+static noinline int do_monotonic(struct timespec *ts)
+{
+ unsigned long seq, ns, secs;
+ do {
+ seq = read_seqbegin(>od->lock);
+ secs = gtod->wall_time_sec;
+ ns = gtod->wall_time_nsec + vgetns();
+ secs += gtod->wall_to_monotonic.tv_sec;
+ ns += gtod->wall_to_monotonic.tv_nsec;
+ } while (unlikely(read_seqretry(>od->lock, seq)));
+ vset_normalized_timespec(ts, secs, ns);
+ return 0;
+}
+
+int __vdso_clock_gettime(clockid_t clock, struct timespec *ts)
+{
+ if (likely(gtod->sysctl_enabled && gtod->clock.vread))
+ switch (clock) {
+ case CLOCK_REALTIME:
+ return do_realtime(ts);
+ case CLOCK_MONOTONIC:
+ return do_monotonic(ts);
+ }
+ return vdso_fallback_gettime(clock, ts);
+}
+int clock_gettime(clockid_t, struct timespec *)
+ __attribute__((weak, alias("__vdso_clock_gettime")));
+
+int __vdso_gettimeofday(struct timeval *tv, struct timezone *tz)
+{
+ long ret;
+ if (likely(gtod->sysctl_enabled && gtod->clock.vread)) {
+ BUILD_BUG_ON(offsetof(struct timeval, tv_usec) !=
+ offsetof(struct timespec, tv_nsec) ||
+ sizeof(*tv) != sizeof(struct timespec));
+ do_realtime((struct timespec *)tv);
+ tv->tv_usec /= 1000;
+ if (unlikely(tz != NULL)) {
+ /* This relies on gcc inlining the memcpy. We'll notice
+ if it ever fails to do so. */
+ memcpy(tz, >od->sys_tz, sizeof(struct timezone));
+ }
+ return 0;
+ }
+ asm("syscall" : "=a" (ret) :
+ "0" (__NR_gettimeofday), "D" (tv), "S" (tz) : "memory");
+ return ret;
+}
+int gettimeofday(struct timeval *, struct timezone *)
+ __attribute__((weak, alias("__vdso_gettimeofday")));
diff --git a/arch/x86_64/vdso/vdso-note.S b/arch/x86_64/vdso/vdso-note.S
new file mode 100644
index 0000000..79a071e
--- /dev/null
+++ b/arch/x86_64/vdso/vdso-note.S
@@ -0,0 +1,12 @@
+/*
+ * This supplies .note.* sections to go into the PT_NOTE inside the vDSO text.
+ * Here we can supply some information useful to userland.
+ */
+
+#include <linux/uts.h>
+#include <linux/version.h>
+#include <linux/elfnote.h>
+
+ELFNOTE_START(Linux, 0, "a")
+ .long LINUX_VERSION_CODE
+ELFNOTE_END
diff --git a/arch/x86_64/vdso/vdso-start.S b/arch/x86_64/vdso/vdso-start.S
new file mode 100644
index 0000000..2dc2cdb
--- /dev/null
+++ b/arch/x86_64/vdso/vdso-start.S
@@ -0,0 +1,2 @@
+ .globl vdso_kernel_start
+vdso_kernel_start:
diff --git a/arch/x86_64/vdso/vdso.S b/arch/x86_64/vdso/vdso.S
new file mode 100644
index 0000000..92e80c1
--- /dev/null
+++ b/arch/x86_64/vdso/vdso.S
@@ -0,0 +1,2 @@
+ .section ".vdso","a"
+ .incbin "arch/x86_64/vdso/vdso.so"
diff --git a/arch/x86_64/vdso/vdso.lds.S b/arch/x86_64/vdso/vdso.lds.S
new file mode 100644
index 0000000..b9a60e6
--- /dev/null
+++ b/arch/x86_64/vdso/vdso.lds.S
@@ -0,0 +1,77 @@
+/*
+ * Linker script for vsyscall DSO. The vsyscall page is an ELF shared
+ * object prelinked to its virtual address, and with only one read-only
+ * segment (that fits in one page). This script controls its layout.
+ */
+#include <asm/asm-offsets.h>
+#include "voffset.h"
+
+#define VDSO_PRELINK 0xffffffffff700000
+
+SECTIONS
+{
+ . = VDSO_PRELINK + SIZEOF_HEADERS;
+
+ .hash : { *(.hash) } :text
+ .gnu.hash : { *(.gnu.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
+ .gnu.version : { *(.gnu.version) }
+ .gnu.version_d : { *(.gnu.version_d) }
+ .gnu.version_r : { *(.gnu.version_r) }
+
+ /* This linker script is used both with -r and with -shared.
+ For the layouts to match, we need to skip more than enough
+ space for the dynamic symbol table et al. If this amount
+ is insufficient, ld -shared will barf. Just increase it here. */
+ . = VDSO_PRELINK + VDSO_TEXT_OFFSET;
+
+ .text : { *(.text) } :text
+ .text.ptr : { *(.text.ptr) } :text
+ . = VDSO_PRELINK + 0x900;
+ .data : { *(.data) } :text
+ .bss : { *(.bss) } :text
+
+ .altinstructions : { *(.altinstructions) } :text
+ .altinstr_replacement : { *(.altinstr_replacement) } :text
+
+ .note : { *(.note.*) } :text :note
+ .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr
+ .eh_frame : { KEEP (*(.eh_frame)) } :text
+ .dynamic : { *(.dynamic) } :text :dynamic
+ .useless : {
+ *(.got.plt) *(.got)
+ *(.gnu.linkonce.d.*)
+ *(.dynbss)
+ *(.gnu.linkonce.b.*)
+ } :text
+}
+
+/*
+ * We must supply the ELF program headers explicitly to get just one
+ * PT_LOAD segment, and set the flags explicitly to make segments read-only.
+ */
+PHDRS
+{
+ text PT_LOAD FILEHDR PHDRS FLAGS(5); /* PF_R|PF_X */
+ dynamic PT_DYNAMIC FLAGS(4); /* PF_R */
+ note PT_NOTE FLAGS(4); /* PF_R */
+ eh_frame_hdr 0x6474e550; /* PT_GNU_EH_FRAME, but ld doesn't match the name */
+}
+
+/*
+ * This controls what symbols we export from the DSO.
+ */
+VERSION
+{
+ LINUX_2.6 {
+ global:
+ clock_gettime;
+ __vdso_clock_gettime;
+ gettimeofday;
+ __vdso_gettimeofday;
+ getcpu;
+ __vdso_getcpu;
+ local: *;
+ };
+}
diff --git a/arch/x86_64/vdso/vextern.h b/arch/x86_64/vdso/vextern.h
new file mode 100644
index 0000000..1683ba2
--- /dev/null
+++ b/arch/x86_64/vdso/vextern.h
@@ -0,0 +1,16 @@
+#ifndef VEXTERN
+#include <asm/vsyscall.h>
+#define VEXTERN(x) \
+ extern typeof(x) *vdso_ ## x __attribute__((visibility("hidden")));
+#endif
+
+#define VMAGIC 0xfeedbabeabcdefabUL
+
+/* Any kernel variables used in the vDSO must be exported in the main
+ kernel's vmlinux.lds.S/vsyscall.h/proper __section and
+ put into vextern.h and be referenced as a pointer with vdso prefix.
+ The main kernel later fills in the values. */
+
+VEXTERN(jiffies)
+VEXTERN(vgetcpu_mode)
+VEXTERN(vsyscall_gtod_data)
diff --git a/arch/x86_64/vdso/vgetcpu.c b/arch/x86_64/vdso/vgetcpu.c
new file mode 100644
index 0000000..91f6e85
--- /dev/null
+++ b/arch/x86_64/vdso/vgetcpu.c
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2006 Andi Kleen, SUSE Labs.
+ * Subject to the GNU Public License, v.2
+ *
+ * Fast user context implementation of getcpu()
+ */
+
+#include <linux/kernel.h>
+#include <linux/getcpu.h>
+#include <linux/jiffies.h>
+#include <linux/time.h>
+#include <asm/vsyscall.h>
+#include <asm/vgtod.h>
+#include "vextern.h"
+
+long __vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *tcache)
+{
+ unsigned int dummy, p;
+ unsigned long j = 0;
+
+ /* Fast cache - only recompute value once per jiffies and avoid
+ relatively costly rdtscp/cpuid otherwise.
+ This works because the scheduler usually keeps the process
+ on the same CPU and this syscall doesn't guarantee its
+ results anyways.
+ We do this here because otherwise user space would do it on
+ its own in a likely inferior way (no access to jiffies).
+ If you don't like it pass NULL. */
+ if (tcache && tcache->blob[0] == (j = *vdso_jiffies)) {
+ p = tcache->blob[1];
+ } else if (*vdso_vgetcpu_mode == VGETCPU_RDTSCP) {
+ /* Load per CPU data from RDTSCP */
+ rdtscp(dummy, dummy, p);
+ } else {
+ /* Load per CPU data from GDT */
+ asm("lsl %1,%0" : "=r" (p) : "r" (__PER_CPU_SEG));
+ }
+ if (tcache) {
+ tcache->blob[0] = j;
+ tcache->blob[1] = p;
+ }
+ if (cpu)
+ *cpu = p & 0xfff;
+ if (node)
+ *node = p >> 12;
+ return 0;
+}
+
+long getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *tcache)
+ __attribute__((weak, alias("__vdso_getcpu")));
diff --git a/arch/x86_64/vdso/vma.c b/arch/x86_64/vdso/vma.c
new file mode 100644
index 0000000..d4cb83a
--- /dev/null
+++ b/arch/x86_64/vdso/vma.c
@@ -0,0 +1,139 @@
+/*
+ * Set up the VMAs to tell the VM about the vDSO.
+ * Copyright 2007 Andi Kleen, SUSE Labs.
+ * Subject to the GPL, v.2
+ */
+#include <linux/mm.h>
+#include <linux/sched.h>
+#include <linux/init.h>
+#include <linux/random.h>
+#include <asm/vsyscall.h>
+#include <asm/vgtod.h>
+#include <asm/proto.h>
+#include "voffset.h"
+
+int vdso_enabled = 1;
+
+#define VEXTERN(x) extern typeof(__ ## x) *vdso_ ## x;
+#include "vextern.h"
+#undef VEXTERN
+
+extern char vdso_kernel_start[], vdso_start[], vdso_end[];
+extern unsigned short vdso_sync_cpuid;
+
+struct page **vdso_pages;
+
+static inline void *var_ref(void *vbase, char *var, char *name)
+{
+ unsigned offset = var - &vdso_kernel_start[0] + VDSO_TEXT_OFFSET;
+ void *p = vbase + offset;
+ if (*(void **)p != (void *)VMAGIC) {
+ printk("VDSO: variable %s broken\n", name);
+ vdso_enabled = 0;
+ }
+ return p;
+}
+
+static int __init init_vdso_vars(void)
+{
+ int npages = (vdso_end - vdso_start + PAGE_SIZE - 1) / PAGE_SIZE;
+ int i;
+ char *vbase;
+
+ vdso_pages = kmalloc(sizeof(struct page *) * npages, GFP_KERNEL);
+ if (!vdso_pages)
+ goto oom;
+ for (i = 0; i < npages; i++) {
+ struct page *p;
+ p = alloc_page(GFP_KERNEL);
+ if (!p)
+ goto oom;
+ vdso_pages[i] = p;
+ copy_page(page_address(p), vdso_start + i*PAGE_SIZE);
+ }
+
+ vbase = vmap(vdso_pages, npages, 0, PAGE_KERNEL);
+ if (!vbase)
+ goto oom;
+
+ if (memcmp(vbase, "\177ELF", 4)) {
+ printk("VDSO: I'm broken; not ELF\n");
+ vdso_enabled = 0;
+ }
+
+#define V(x) *(typeof(x) *) var_ref(vbase, (char *)RELOC_HIDE(&x, 0), #x)
+#define VEXTERN(x) \
+ V(vdso_ ## x) = &__ ## x;
+#include "vextern.h"
+#undef VEXTERN
+ return 0;
+
+ oom:
+ printk("Cannot allocate vdso\n");
+ vdso_enabled = 0;
+ return -ENOMEM;
+}
+__initcall(init_vdso_vars);
+
+struct linux_binprm;
+
+/* Put the vdso above the (randomized) stack with another randomized offset.
+ This way there is no hole in the middle of address space.
+ To save memory make sure it is still in the same PTE as the stack top.
+ This doesn't give that many random bits */
+static unsigned long vdso_addr(unsigned long start, unsigned len)
+{
+ unsigned long addr, end;
+ unsigned offset;
+ end = (start + PMD_SIZE - 1) & PMD_MASK;
+ if (end >= TASK_SIZE64)
+ end = TASK_SIZE64;
+ end -= len;
+ /* This loses some more bits than a modulo, but is cheaper */
+ offset = get_random_int() & (PTRS_PER_PTE - 1);
+ addr = start + (offset << PAGE_SHIFT);
+ if (addr >= end)
+ addr = end;
+ return addr;
+}
+
+/* Setup a VMA at program startup for the vsyscall page.
+ Not called for compat tasks */
+int arch_setup_additional_pages(struct linux_binprm *bprm, int exstack)
+{
+ struct mm_struct *mm = current->mm;
+ unsigned long addr;
+ int ret;
+ unsigned len = round_up(vdso_end - vdso_start, PAGE_SIZE);
+
+ if (!vdso_enabled)
+ return 0;
+
+ down_write(&mm->mmap_sem);
+ addr = vdso_addr(mm->start_stack, len);
+ addr = get_unmapped_area(NULL, addr, len, 0, 0);
+ if (IS_ERR_VALUE(addr)) {
+ ret = addr;
+ goto up_fail;
+ }
+
+ ret = install_special_mapping(mm, addr, len,
+ VM_READ|VM_EXEC|
+ VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC|
+ VM_ALWAYSDUMP,
+ vdso_pages);
+ if (ret)
+ goto up_fail;
+
+ current->mm->context.vdso = (void *)addr;
+up_fail:
+ up_write(&mm->mmap_sem);
+ return ret;
+}
+
+static __init int vdso_setup(char *s)
+{
+ vdso_enabled = simple_strtoul(s, NULL, 0);
+ return 0;
+}
+__setup("vdso=", vdso_setup);
diff --git a/arch/x86_64/vdso/voffset.h b/arch/x86_64/vdso/voffset.h
new file mode 100644
index 0000000..5304204
--- /dev/null
+++ b/arch/x86_64/vdso/voffset.h
@@ -0,0 +1 @@
+#define VDSO_TEXT_OFFSET 0x500
diff --git a/arch/x86_64/vdso/vvar.c b/arch/x86_64/vdso/vvar.c
new file mode 100644
index 0000000..6fc2221
--- /dev/null
+++ b/arch/x86_64/vdso/vvar.c
@@ -0,0 +1,12 @@
+/* Define pointer to external vDSO variables.
+ These are part of the vDSO. The kernel fills in the real addresses
+ at boot time. This is done because when the vdso is linked the
+ kernel isn't yet and we don't know the final addresses. */
+#include <linux/kernel.h>
+#include <linux/time.h>
+#include <asm/vsyscall.h>
+#include <asm/timex.h>
+#include <asm/vgtod.h>
+
+#define VEXTERN(x) typeof (__ ## x) *vdso_ ## x = (void *)VMAGIC;
+#include "vextern.h"
diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c
index 0c9f15c..ab04d84 100644
--- a/drivers/acpi/numa.c
+++ b/drivers/acpi/numa.c
@@ -36,13 +36,11 @@
ACPI_MODULE_NAME("numa");
static nodemask_t nodes_found_map = NODE_MASK_NONE;
-#define PXM_INVAL -1
-#define NID_INVAL -1
/* maps to convert between proximity domain and logical node ID */
-static int pxm_to_node_map[MAX_PXM_DOMAINS]
+static int __cpuinitdata pxm_to_node_map[MAX_PXM_DOMAINS]
= { [0 ... MAX_PXM_DOMAINS - 1] = NID_INVAL };
-static int node_to_pxm_map[MAX_NUMNODES]
+static int __cpuinitdata node_to_pxm_map[MAX_NUMNODES]
= { [0 ... MAX_NUMNODES - 1] = PXM_INVAL };
int pxm_to_node(int pxm)
@@ -59,6 +57,12 @@
return node_to_pxm_map[node];
}
+void __acpi_map_pxm_to_node(int pxm, int node)
+{
+ pxm_to_node_map[pxm] = node;
+ node_to_pxm_map[node] = pxm;
+}
+
int acpi_map_pxm_to_node(int pxm)
{
int node = pxm_to_node_map[pxm];
@@ -67,8 +71,7 @@
if (nodes_weight(nodes_found_map) >= MAX_NUMNODES)
return NID_INVAL;
node = first_unset_node(nodes_found_map);
- pxm_to_node_map[pxm] = node;
- node_to_pxm_map[node] = pxm;
+ __acpi_map_pxm_to_node(pxm, node);
node_set(node, nodes_found_map);
}
@@ -83,7 +86,8 @@
node_clear(node, nodes_found_map);
}
-void __init acpi_table_print_srat_entry(struct acpi_subtable_header * header)
+static void __init
+acpi_table_print_srat_entry(struct acpi_subtable_header *header)
{
ACPI_FUNCTION_NAME("acpi_table_print_srat_entry");
@@ -200,7 +204,7 @@
return 0;
}
-int __init
+static int __init
acpi_table_parse_srat(enum acpi_srat_type id,
acpi_table_entry_handler handler, unsigned int max_entries)
{
@@ -211,14 +215,13 @@
int __init acpi_numa_init(void)
{
- int result;
-
/* SRAT: Static Resource Affinity Table */
if (!acpi_table_parse(ACPI_SIG_SRAT, acpi_parse_srat)) {
- result = acpi_table_parse_srat(ACPI_SRAT_TYPE_CPU_AFFINITY,
- acpi_parse_processor_affinity,
- NR_CPUS);
- result = acpi_table_parse_srat(ACPI_SRAT_TYPE_MEMORY_AFFINITY, acpi_parse_memory_affinity, NR_NODE_MEMBLKS); // IA64 specific
+ acpi_table_parse_srat(ACPI_SRAT_TYPE_CPU_AFFINITY,
+ acpi_parse_processor_affinity, NR_CPUS);
+ acpi_table_parse_srat(ACPI_SRAT_TYPE_MEMORY_AFFINITY,
+ acpi_parse_memory_affinity,
+ NR_NODE_MEMBLKS);
}
/* SLIT: System Locality Information Table */
diff --git a/drivers/base/power/trace.c b/drivers/base/power/trace.c
index a9ab30f..2b0c601 100644
--- a/drivers/base/power/trace.c
+++ b/drivers/base/power/trace.c
@@ -142,6 +142,7 @@
{
dev_hash_value = hash_string(DEVSEED, dev->bus_id, DEVHASH);
}
+EXPORT_SYMBOL(set_trace_device);
/*
* We could just take the "tracedata" index into the .tracedata
@@ -162,6 +163,7 @@
file_hash_value = hash_string(lineno, file, FILEHASH);
set_magic_time(user_hash_value, file_hash_value, dev_hash_value);
}
+EXPORT_SYMBOL(generate_resume_trace);
extern char __tracedata_start, __tracedata_end;
static int show_file_hash(unsigned int value)
@@ -170,7 +172,8 @@
char *tracedata;
match = 0;
- for (tracedata = &__tracedata_start ; tracedata < &__tracedata_end ; tracedata += 6) {
+ for (tracedata = &__tracedata_start ; tracedata < &__tracedata_end ;
+ tracedata += 2 + sizeof(unsigned long)) {
unsigned short lineno = *(unsigned short *)tracedata;
const char *file = *(const char **)(tracedata + 2);
unsigned int hash = hash_string(lineno, file, FILEHASH);
diff --git a/drivers/block/Makefile b/drivers/block/Makefile
index 819c829..a7a0990 100644
--- a/drivers/block/Makefile
+++ b/drivers/block/Makefile
@@ -8,6 +8,7 @@
obj-$(CONFIG_MAC_FLOPPY) += swim3.o
obj-$(CONFIG_BLK_DEV_FD) += floppy.o
obj-$(CONFIG_AMIGA_FLOPPY) += amiflop.o
+obj-$(CONFIG_PS3_DISK) += ps3disk.o
obj-$(CONFIG_ATARI_FLOPPY) += ataflop.o
obj-$(CONFIG_AMIGA_Z2RAM) += z2ram.o
obj-$(CONFIG_BLK_DEV_RAM) += rd.o
diff --git a/drivers/block/ps3disk.c b/drivers/block/ps3disk.c
new file mode 100644
index 0000000..170fb33
--- /dev/null
+++ b/drivers/block/ps3disk.c
@@ -0,0 +1,630 @@
+/*
+ * PS3 Disk Storage Driver
+ *
+ * Copyright (C) 2007 Sony Computer Entertainment Inc.
+ * Copyright 2007 Sony Corp.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published
+ * by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <linux/ata.h>
+#include <linux/blkdev.h>
+
+#include <asm/lv1call.h>
+#include <asm/ps3stor.h>
+#include <asm/firmware.h>
+
+
+#define DEVICE_NAME "ps3disk"
+
+#define BOUNCE_SIZE (64*1024)
+
+#define PS3DISK_MAX_DISKS 16
+#define PS3DISK_MINORS 16
+
+
+#define PS3DISK_NAME "ps3d%c"
+
+
+struct ps3disk_private {
+ spinlock_t lock; /* Request queue spinlock */
+ struct request_queue *queue;
+ struct gendisk *gendisk;
+ unsigned int blocking_factor;
+ struct request *req;
+ u64 raw_capacity;
+ unsigned char model[ATA_ID_PROD_LEN+1];
+};
+
+
+#define LV1_STORAGE_SEND_ATA_COMMAND (2)
+#define LV1_STORAGE_ATA_HDDOUT (0x23)
+
+struct lv1_ata_cmnd_block {
+ u16 features;
+ u16 sector_count;
+ u16 LBA_low;
+ u16 LBA_mid;
+ u16 LBA_high;
+ u8 device;
+ u8 command;
+ u32 is_ext;
+ u32 proto;
+ u32 in_out;
+ u32 size;
+ u64 buffer;
+ u32 arglen;
+};
+
+enum lv1_ata_proto {
+ NON_DATA_PROTO = 0,
+ PIO_DATA_IN_PROTO = 1,
+ PIO_DATA_OUT_PROTO = 2,
+ DMA_PROTO = 3
+};
+
+enum lv1_ata_in_out {
+ DIR_WRITE = 0, /* memory -> device */
+ DIR_READ = 1 /* device -> memory */
+};
+
+static int ps3disk_major;
+
+
+static struct block_device_operations ps3disk_fops = {
+ .owner = THIS_MODULE,
+};
+
+
+static void ps3disk_scatter_gather(struct ps3_storage_device *dev,
+ struct request *req, int gather)
+{
+ unsigned int offset = 0;
+ struct bio *bio;
+ sector_t sector;
+ struct bio_vec *bvec;
+ unsigned int i = 0, j;
+ size_t size;
+ void *buf;
+
+ rq_for_each_bio(bio, req) {
+ sector = bio->bi_sector;
+ dev_dbg(&dev->sbd.core,
+ "%s:%u: bio %u: %u segs %u sectors from %lu\n",
+ __func__, __LINE__, i, bio_segments(bio),
+ bio_sectors(bio), sector);
+ bio_for_each_segment(bvec, bio, j) {
+ size = bvec->bv_len;
+ buf = __bio_kmap_atomic(bio, j, KM_IRQ0);
+ if (gather)
+ memcpy(dev->bounce_buf+offset, buf, size);
+ else
+ memcpy(buf, dev->bounce_buf+offset, size);
+ offset += size;
+ flush_kernel_dcache_page(bio_iovec_idx(bio, j)->bv_page);
+ __bio_kunmap_atomic(bio, KM_IRQ0);
+ }
+ i++;
+ }
+}
+
+static int ps3disk_submit_request_sg(struct ps3_storage_device *dev,
+ struct request *req)
+{
+ struct ps3disk_private *priv = dev->sbd.core.driver_data;
+ int write = rq_data_dir(req), res;
+ const char *op = write ? "write" : "read";
+ u64 start_sector, sectors;
+ unsigned int region_id = dev->regions[dev->region_idx].id;
+
+#ifdef DEBUG
+ unsigned int n = 0;
+ struct bio *bio;
+
+ rq_for_each_bio(bio, req)
+ n++;
+ dev_dbg(&dev->sbd.core,
+ "%s:%u: %s req has %u bios for %lu sectors %lu hard sectors\n",
+ __func__, __LINE__, op, n, req->nr_sectors,
+ req->hard_nr_sectors);
+#endif
+
+ start_sector = req->sector * priv->blocking_factor;
+ sectors = req->nr_sectors * priv->blocking_factor;
+ dev_dbg(&dev->sbd.core, "%s:%u: %s %lu sectors starting at %lu\n",
+ __func__, __LINE__, op, sectors, start_sector);
+
+ if (write) {
+ ps3disk_scatter_gather(dev, req, 1);
+
+ res = lv1_storage_write(dev->sbd.dev_id, region_id,
+ start_sector, sectors, 0,
+ dev->bounce_lpar, &dev->tag);
+ } else {
+ res = lv1_storage_read(dev->sbd.dev_id, region_id,
+ start_sector, sectors, 0,
+ dev->bounce_lpar, &dev->tag);
+ }
+ if (res) {
+ dev_err(&dev->sbd.core, "%s:%u: %s failed %d\n", __func__,
+ __LINE__, op, res);
+ end_request(req, 0);
+ return 0;
+ }
+
+ priv->req = req;
+ return 1;
+}
+
+static int ps3disk_submit_flush_request(struct ps3_storage_device *dev,
+ struct request *req)
+{
+ struct ps3disk_private *priv = dev->sbd.core.driver_data;
+ u64 res;
+
+ dev_dbg(&dev->sbd.core, "%s:%u: flush request\n", __func__, __LINE__);
+
+ res = lv1_storage_send_device_command(dev->sbd.dev_id,
+ LV1_STORAGE_ATA_HDDOUT, 0, 0, 0,
+ 0, &dev->tag);
+ if (res) {
+ dev_err(&dev->sbd.core, "%s:%u: sync cache failed 0x%lx\n",
+ __func__, __LINE__, res);
+ end_request(req, 0);
+ return 0;
+ }
+
+ priv->req = req;
+ return 1;
+}
+
+static void ps3disk_do_request(struct ps3_storage_device *dev,
+ request_queue_t *q)
+{
+ struct request *req;
+
+ dev_dbg(&dev->sbd.core, "%s:%u\n", __func__, __LINE__);
+
+ while ((req = elv_next_request(q))) {
+ if (blk_fs_request(req)) {
+ if (ps3disk_submit_request_sg(dev, req))
+ break;
+ } else if (req->cmd_type == REQ_TYPE_FLUSH) {
+ if (ps3disk_submit_flush_request(dev, req))
+ break;
+ } else {
+ blk_dump_rq_flags(req, DEVICE_NAME " bad request");
+ end_request(req, 0);
+ continue;
+ }
+ }
+}
+
+static void ps3disk_request(request_queue_t *q)
+{
+ struct ps3_storage_device *dev = q->queuedata;
+ struct ps3disk_private *priv = dev->sbd.core.driver_data;
+
+ if (priv->req) {
+ dev_dbg(&dev->sbd.core, "%s:%u busy\n", __func__, __LINE__);
+ return;
+ }
+
+ ps3disk_do_request(dev, q);
+}
+
+static irqreturn_t ps3disk_interrupt(int irq, void *data)
+{
+ struct ps3_storage_device *dev = data;
+ struct ps3disk_private *priv;
+ struct request *req;
+ int res, read, uptodate;
+ u64 tag, status;
+ unsigned long num_sectors;
+ const char *op;
+
+ res = lv1_storage_get_async_status(dev->sbd.dev_id, &tag, &status);
+
+ if (tag != dev->tag)
+ dev_err(&dev->sbd.core,
+ "%s:%u: tag mismatch, got %lx, expected %lx\n",
+ __func__, __LINE__, tag, dev->tag);
+
+ if (res) {
+ dev_err(&dev->sbd.core, "%s:%u: res=%d status=0x%lx\n",
+ __func__, __LINE__, res, status);
+ return IRQ_HANDLED;
+ }
+
+ priv = dev->sbd.core.driver_data;
+ req = priv->req;
+ if (!req) {
+ dev_dbg(&dev->sbd.core,
+ "%s:%u non-block layer request completed\n", __func__,
+ __LINE__);
+ dev->lv1_status = status;
+ complete(&dev->done);
+ return IRQ_HANDLED;
+ }
+
+ if (req->cmd_type == REQ_TYPE_FLUSH) {
+ read = 0;
+ num_sectors = req->hard_cur_sectors;
+ op = "flush";
+ } else {
+ read = !rq_data_dir(req);
+ num_sectors = req->nr_sectors;
+ op = read ? "read" : "write";
+ }
+ if (status) {
+ dev_dbg(&dev->sbd.core, "%s:%u: %s failed 0x%lx\n", __func__,
+ __LINE__, op, status);
+ uptodate = 0;
+ } else {
+ dev_dbg(&dev->sbd.core, "%s:%u: %s completed\n", __func__,
+ __LINE__, op);
+ uptodate = 1;
+ if (read)
+ ps3disk_scatter_gather(dev, req, 0);
+ }
+
+ spin_lock(&priv->lock);
+ if (!end_that_request_first(req, uptodate, num_sectors)) {
+ add_disk_randomness(req->rq_disk);
+ blkdev_dequeue_request(req);
+ end_that_request_last(req, uptodate);
+ }
+ priv->req = NULL;
+ ps3disk_do_request(dev, priv->queue);
+ spin_unlock(&priv->lock);
+
+ return IRQ_HANDLED;
+}
+
+static int ps3disk_sync_cache(struct ps3_storage_device *dev)
+{
+ u64 res;
+
+ dev_dbg(&dev->sbd.core, "%s:%u: sync cache\n", __func__, __LINE__);
+
+ res = ps3stor_send_command(dev, LV1_STORAGE_ATA_HDDOUT, 0, 0, 0, 0);
+ if (res) {
+ dev_err(&dev->sbd.core, "%s:%u: sync cache failed 0x%lx\n",
+ __func__, __LINE__, res);
+ return -EIO;
+ }
+ return 0;
+}
+
+
+/* ATA helpers copied from drivers/ata/libata-core.c */
+
+static void swap_buf_le16(u16 *buf, unsigned int buf_words)
+{
+#ifdef __BIG_ENDIAN
+ unsigned int i;
+
+ for (i = 0; i < buf_words; i++)
+ buf[i] = le16_to_cpu(buf[i]);
+#endif /* __BIG_ENDIAN */
+}
+
+static u64 ata_id_n_sectors(const u16 *id)
+{
+ if (ata_id_has_lba(id)) {
+ if (ata_id_has_lba48(id))
+ return ata_id_u64(id, 100);
+ else
+ return ata_id_u32(id, 60);
+ } else {
+ if (ata_id_current_chs_valid(id))
+ return ata_id_u32(id, 57);
+ else
+ return id[1] * id[3] * id[6];
+ }
+}
+
+static void ata_id_string(const u16 *id, unsigned char *s, unsigned int ofs,
+ unsigned int len)
+{
+ unsigned int c;
+
+ while (len > 0) {
+ c = id[ofs] >> 8;
+ *s = c;
+ s++;
+
+ c = id[ofs] & 0xff;
+ *s = c;
+ s++;
+
+ ofs++;
+ len -= 2;
+ }
+}
+
+static void ata_id_c_string(const u16 *id, unsigned char *s, unsigned int ofs,
+ unsigned int len)
+{
+ unsigned char *p;
+
+ WARN_ON(!(len & 1));
+
+ ata_id_string(id, s, ofs, len - 1);
+
+ p = s + strnlen(s, len - 1);
+ while (p > s && p[-1] == ' ')
+ p--;
+ *p = '\0';
+}
+
+static int ps3disk_identify(struct ps3_storage_device *dev)
+{
+ struct ps3disk_private *priv = dev->sbd.core.driver_data;
+ struct lv1_ata_cmnd_block ata_cmnd;
+ u16 *id = dev->bounce_buf;
+ u64 res;
+
+ dev_dbg(&dev->sbd.core, "%s:%u: identify disk\n", __func__, __LINE__);
+
+ memset(&ata_cmnd, 0, sizeof(struct lv1_ata_cmnd_block));
+ ata_cmnd.command = ATA_CMD_ID_ATA;
+ ata_cmnd.sector_count = 1;
+ ata_cmnd.size = ata_cmnd.arglen = ATA_ID_WORDS * 2;
+ ata_cmnd.buffer = dev->bounce_lpar;
+ ata_cmnd.proto = PIO_DATA_IN_PROTO;
+ ata_cmnd.in_out = DIR_READ;
+
+ res = ps3stor_send_command(dev, LV1_STORAGE_SEND_ATA_COMMAND,
+ ps3_mm_phys_to_lpar(__pa(&ata_cmnd)),
+ sizeof(ata_cmnd), ata_cmnd.buffer,
+ ata_cmnd.arglen);
+ if (res) {
+ dev_err(&dev->sbd.core, "%s:%u: identify disk failed 0x%lx\n",
+ __func__, __LINE__, res);
+ return -EIO;
+ }
+
+ swap_buf_le16(id, ATA_ID_WORDS);
+
+ /* All we're interested in are raw capacity and model name */
+ priv->raw_capacity = ata_id_n_sectors(id);
+ ata_id_c_string(id, priv->model, ATA_ID_PROD, sizeof(priv->model));
+ return 0;
+}
+
+static void ps3disk_prepare_flush(request_queue_t *q, struct request *req)
+{
+ struct ps3_storage_device *dev = q->queuedata;
+
+ dev_dbg(&dev->sbd.core, "%s:%u\n", __func__, __LINE__);
+
+ memset(req->cmd, 0, sizeof(req->cmd));
+ req->cmd_type = REQ_TYPE_FLUSH;
+}
+
+static int ps3disk_issue_flush(request_queue_t *q, struct gendisk *gendisk,
+ sector_t *sector)
+{
+ struct ps3_storage_device *dev = q->queuedata;
+ struct request *req;
+ int res;
+
+ dev_dbg(&dev->sbd.core, "%s:%u\n", __func__, __LINE__);
+
+ req = blk_get_request(q, WRITE, __GFP_WAIT);
+ ps3disk_prepare_flush(q, req);
+ res = blk_execute_rq(q, gendisk, req, 0);
+ if (res)
+ dev_err(&dev->sbd.core, "%s:%u: flush request failed %d\n",
+ __func__, __LINE__, res);
+ blk_put_request(req);
+ return res;
+}
+
+
+static unsigned long ps3disk_mask;
+
+static DEFINE_MUTEX(ps3disk_mask_mutex);
+
+static int __devinit ps3disk_probe(struct ps3_system_bus_device *_dev)
+{
+ struct ps3_storage_device *dev = to_ps3_storage_device(&_dev->core);
+ struct ps3disk_private *priv;
+ int error;
+ unsigned int devidx;
+ struct request_queue *queue;
+ struct gendisk *gendisk;
+
+ if (dev->blk_size < 512) {
+ dev_err(&dev->sbd.core,
+ "%s:%u: cannot handle block size %lu\n", __func__,
+ __LINE__, dev->blk_size);
+ return -EINVAL;
+ }
+
+ BUILD_BUG_ON(PS3DISK_MAX_DISKS > BITS_PER_LONG);
+ mutex_lock(&ps3disk_mask_mutex);
+ devidx = find_first_zero_bit(&ps3disk_mask, PS3DISK_MAX_DISKS);
+ if (devidx >= PS3DISK_MAX_DISKS) {
+ dev_err(&dev->sbd.core, "%s:%u: Too many disks\n", __func__,
+ __LINE__);
+ mutex_unlock(&ps3disk_mask_mutex);
+ return -ENOSPC;
+ }
+ __set_bit(devidx, &ps3disk_mask);
+ mutex_unlock(&ps3disk_mask_mutex);
+
+ priv = kzalloc(sizeof(*priv), GFP_KERNEL);
+ if (!priv) {
+ error = -ENOMEM;
+ goto fail;
+ }
+
+ dev->sbd.core.driver_data = priv;
+ spin_lock_init(&priv->lock);
+
+ dev->bounce_size = BOUNCE_SIZE;
+ dev->bounce_buf = kmalloc(BOUNCE_SIZE, GFP_DMA);
+ if (!dev->bounce_buf) {
+ error = -ENOMEM;
+ goto fail_free_priv;
+ }
+
+ error = ps3stor_setup(dev, ps3disk_interrupt);
+ if (error)
+ goto fail_free_bounce;
+
+ ps3disk_identify(dev);
+
+ queue = blk_init_queue(ps3disk_request, &priv->lock);
+ if (!queue) {
+ dev_err(&dev->sbd.core, "%s:%u: blk_init_queue failed\n",
+ __func__, __LINE__);
+ error = -ENOMEM;
+ goto fail_teardown;
+ }
+
+ priv->queue = queue;
+ queue->queuedata = dev;
+
+ blk_queue_bounce_limit(queue, BLK_BOUNCE_HIGH);
+
+ blk_queue_max_sectors(queue, dev->bounce_size >> 9);
+ blk_queue_segment_boundary(queue, -1UL);
+ blk_queue_dma_alignment(queue, dev->blk_size-1);
+ blk_queue_hardsect_size(queue, dev->blk_size);
+
+ blk_queue_issue_flush_fn(queue, ps3disk_issue_flush);
+ blk_queue_ordered(queue, QUEUE_ORDERED_DRAIN_FLUSH,
+ ps3disk_prepare_flush);
+
+ blk_queue_max_phys_segments(queue, -1);
+ blk_queue_max_hw_segments(queue, -1);
+ blk_queue_max_segment_size(queue, dev->bounce_size);
+
+ gendisk = alloc_disk(PS3DISK_MINORS);
+ if (!gendisk) {
+ dev_err(&dev->sbd.core, "%s:%u: alloc_disk failed\n", __func__,
+ __LINE__);
+ error = -ENOMEM;
+ goto fail_cleanup_queue;
+ }
+
+ priv->gendisk = gendisk;
+ gendisk->major = ps3disk_major;
+ gendisk->first_minor = devidx * PS3DISK_MINORS;
+ gendisk->fops = &ps3disk_fops;
+ gendisk->queue = queue;
+ gendisk->private_data = dev;
+ gendisk->driverfs_dev = &dev->sbd.core;
+ snprintf(gendisk->disk_name, sizeof(gendisk->disk_name), PS3DISK_NAME,
+ devidx+'a');
+ priv->blocking_factor = dev->blk_size >> 9;
+ set_capacity(gendisk,
+ dev->regions[dev->region_idx].size*priv->blocking_factor);
+
+ dev_info(&dev->sbd.core,
+ "%s is a %s (%lu MiB total, %lu MiB for OtherOS)\n",
+ gendisk->disk_name, priv->model, priv->raw_capacity >> 11,
+ get_capacity(gendisk) >> 11);
+
+ add_disk(gendisk);
+ return 0;
+
+fail_cleanup_queue:
+ blk_cleanup_queue(queue);
+fail_teardown:
+ ps3stor_teardown(dev);
+fail_free_bounce:
+ kfree(dev->bounce_buf);
+fail_free_priv:
+ kfree(priv);
+ dev->sbd.core.driver_data = NULL;
+fail:
+ mutex_lock(&ps3disk_mask_mutex);
+ __clear_bit(devidx, &ps3disk_mask);
+ mutex_unlock(&ps3disk_mask_mutex);
+ return error;
+}
+
+static int ps3disk_remove(struct ps3_system_bus_device *_dev)
+{
+ struct ps3_storage_device *dev = to_ps3_storage_device(&_dev->core);
+ struct ps3disk_private *priv = dev->sbd.core.driver_data;
+
+ mutex_lock(&ps3disk_mask_mutex);
+ __clear_bit(priv->gendisk->first_minor / PS3DISK_MINORS,
+ &ps3disk_mask);
+ mutex_unlock(&ps3disk_mask_mutex);
+ del_gendisk(priv->gendisk);
+ blk_cleanup_queue(priv->queue);
+ put_disk(priv->gendisk);
+ dev_notice(&dev->sbd.core, "Synchronizing disk cache\n");
+ ps3disk_sync_cache(dev);
+ ps3stor_teardown(dev);
+ kfree(dev->bounce_buf);
+ kfree(priv);
+ dev->sbd.core.driver_data = NULL;
+ return 0;
+}
+
+static struct ps3_system_bus_driver ps3disk = {
+ .match_id = PS3_MATCH_ID_STOR_DISK,
+ .core.name = DEVICE_NAME,
+ .core.owner = THIS_MODULE,
+ .probe = ps3disk_probe,
+ .remove = ps3disk_remove,
+ .shutdown = ps3disk_remove,
+};
+
+
+static int __init ps3disk_init(void)
+{
+ int error;
+
+ if (!firmware_has_feature(FW_FEATURE_PS3_LV1))
+ return -ENODEV;
+
+ error = register_blkdev(0, DEVICE_NAME);
+ if (error <= 0) {
+ printk(KERN_ERR "%s:%u: register_blkdev failed %d\n", __func__,
+ __LINE__, error);
+ return error;
+ }
+ ps3disk_major = error;
+
+ pr_info("%s:%u: registered block device major %d\n", __func__,
+ __LINE__, ps3disk_major);
+
+ error = ps3_system_bus_driver_register(&ps3disk);
+ if (error)
+ unregister_blkdev(ps3disk_major, DEVICE_NAME);
+
+ return error;
+}
+
+static void __exit ps3disk_exit(void)
+{
+ ps3_system_bus_driver_unregister(&ps3disk);
+ unregister_blkdev(ps3disk_major, DEVICE_NAME);
+}
+
+module_init(ps3disk_init);
+module_exit(ps3disk_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("PS3 Disk Storage Driver");
+MODULE_AUTHOR("Sony Corporation");
+MODULE_ALIAS(PS3_MODULE_ALIAS_STOR_DISK);
diff --git a/drivers/char/Makefile b/drivers/char/Makefile
index 4e6f387..8fecaf4 100644
--- a/drivers/char/Makefile
+++ b/drivers/char/Makefile
@@ -107,6 +107,8 @@
obj-$(CONFIG_HANGCHECK_TIMER) += hangcheck-timer.o
obj-$(CONFIG_TCG_TPM) += tpm/
+obj-$(CONFIG_PS3_FLASH) += ps3flash.o
+
# Files generated that shall be removed upon make clean
clean-files := consolemap_deftbl.c defkeymap.c
diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig
index 7cda04b..2d7cd48 100644
--- a/drivers/char/hw_random/Kconfig
+++ b/drivers/char/hw_random/Kconfig
@@ -41,7 +41,7 @@
config HW_RANDOM_GEODE
tristate "AMD Geode HW Random Number Generator support"
- depends on HW_RANDOM && X86 && PCI
+ depends on HW_RANDOM && X86_32 && PCI
default HW_RANDOM
---help---
This driver provides kernel-side support for the Random Number
diff --git a/drivers/char/ps3flash.c b/drivers/char/ps3flash.c
new file mode 100644
index 0000000..79b6f46
--- /dev/null
+++ b/drivers/char/ps3flash.c
@@ -0,0 +1,440 @@
+/*
+ * PS3 FLASH ROM Storage Driver
+ *
+ * Copyright (C) 2007 Sony Computer Entertainment Inc.
+ * Copyright 2007 Sony Corp.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published
+ * by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <linux/fs.h>
+#include <linux/miscdevice.h>
+#include <linux/uaccess.h>
+
+#include <asm/lv1call.h>
+#include <asm/ps3stor.h>
+
+
+#define DEVICE_NAME "ps3flash"
+
+#define FLASH_BLOCK_SIZE (256*1024)
+
+
+struct ps3flash_private {
+ struct mutex mutex; /* Bounce buffer mutex */
+};
+
+static struct ps3_storage_device *ps3flash_dev;
+
+static ssize_t ps3flash_read_write_sectors(struct ps3_storage_device *dev,
+ u64 lpar, u64 start_sector,
+ u64 sectors, int write)
+{
+ u64 res = ps3stor_read_write_sectors(dev, lpar, start_sector, sectors,
+ write);
+ if (res) {
+ dev_err(&dev->sbd.core, "%s:%u: %s failed 0x%lx\n", __func__,
+ __LINE__, write ? "write" : "read", res);
+ return -EIO;
+ }
+ return sectors;
+}
+
+static ssize_t ps3flash_read_sectors(struct ps3_storage_device *dev,
+ u64 start_sector, u64 sectors,
+ unsigned int sector_offset)
+{
+ u64 max_sectors, lpar;
+
+ max_sectors = dev->bounce_size / dev->blk_size;
+ if (sectors > max_sectors) {
+ dev_dbg(&dev->sbd.core, "%s:%u Limiting sectors to %lu\n",
+ __func__, __LINE__, max_sectors);
+ sectors = max_sectors;
+ }
+
+ lpar = dev->bounce_lpar + sector_offset * dev->blk_size;
+ return ps3flash_read_write_sectors(dev, lpar, start_sector, sectors,
+ 0);
+}
+
+static ssize_t ps3flash_write_chunk(struct ps3_storage_device *dev,
+ u64 start_sector)
+{
+ u64 sectors = dev->bounce_size / dev->blk_size;
+ return ps3flash_read_write_sectors(dev, dev->bounce_lpar, start_sector,
+ sectors, 1);
+}
+
+static loff_t ps3flash_llseek(struct file *file, loff_t offset, int origin)
+{
+ struct ps3_storage_device *dev = ps3flash_dev;
+ loff_t res;
+
+ mutex_lock(&file->f_mapping->host->i_mutex);
+ switch (origin) {
+ case 1:
+ offset += file->f_pos;
+ break;
+ case 2:
+ offset += dev->regions[dev->region_idx].size*dev->blk_size;
+ break;
+ }
+ if (offset < 0) {
+ res = -EINVAL;
+ goto out;
+ }
+
+ file->f_pos = offset;
+ res = file->f_pos;
+
+out:
+ mutex_unlock(&file->f_mapping->host->i_mutex);
+ return res;
+}
+
+static ssize_t ps3flash_read(struct file *file, char __user *buf, size_t count,
+ loff_t *pos)
+{
+ struct ps3_storage_device *dev = ps3flash_dev;
+ struct ps3flash_private *priv = dev->sbd.core.driver_data;
+ u64 size, start_sector, end_sector, offset;
+ ssize_t sectors_read;
+ size_t remaining, n;
+
+ dev_dbg(&dev->sbd.core,
+ "%s:%u: Reading %zu bytes at position %lld to user 0x%p\n",
+ __func__, __LINE__, count, *pos, buf);
+
+ size = dev->regions[dev->region_idx].size*dev->blk_size;
+ if (*pos >= size || !count)
+ return 0;
+
+ if (*pos + count > size) {
+ dev_dbg(&dev->sbd.core,
+ "%s:%u Truncating count from %zu to %llu\n", __func__,
+ __LINE__, count, size - *pos);
+ count = size - *pos;
+ }
+
+ start_sector = *pos / dev->blk_size;
+ offset = *pos % dev->blk_size;
+ end_sector = DIV_ROUND_UP(*pos + count, dev->blk_size);
+
+ remaining = count;
+ do {
+ mutex_lock(&priv->mutex);
+
+ sectors_read = ps3flash_read_sectors(dev, start_sector,
+ end_sector-start_sector,
+ 0);
+ if (sectors_read < 0) {
+ mutex_unlock(&priv->mutex);
+ goto fail;
+ }
+
+ n = min(remaining, sectors_read*dev->blk_size-offset);
+ dev_dbg(&dev->sbd.core,
+ "%s:%u: copy %lu bytes from 0x%p to user 0x%p\n",
+ __func__, __LINE__, n, dev->bounce_buf+offset, buf);
+ if (copy_to_user(buf, dev->bounce_buf+offset, n)) {
+ mutex_unlock(&priv->mutex);
+ sectors_read = -EFAULT;
+ goto fail;
+ }
+
+ mutex_unlock(&priv->mutex);
+
+ *pos += n;
+ buf += n;
+ remaining -= n;
+ start_sector += sectors_read;
+ offset = 0;
+ } while (remaining > 0);
+
+ return count;
+
+fail:
+ return sectors_read;
+}
+
+static ssize_t ps3flash_write(struct file *file, const char __user *buf,
+ size_t count, loff_t *pos)
+{
+ struct ps3_storage_device *dev = ps3flash_dev;
+ struct ps3flash_private *priv = dev->sbd.core.driver_data;
+ u64 size, chunk_sectors, start_write_sector, end_write_sector,
+ end_read_sector, start_read_sector, head, tail, offset;
+ ssize_t res;
+ size_t remaining, n;
+ unsigned int sec_off;
+
+ dev_dbg(&dev->sbd.core,
+ "%s:%u: Writing %zu bytes at position %lld from user 0x%p\n",
+ __func__, __LINE__, count, *pos, buf);
+
+ size = dev->regions[dev->region_idx].size*dev->blk_size;
+ if (*pos >= size || !count)
+ return 0;
+
+ if (*pos + count > size) {
+ dev_dbg(&dev->sbd.core,
+ "%s:%u Truncating count from %zu to %llu\n", __func__,
+ __LINE__, count, size - *pos);
+ count = size - *pos;
+ }
+
+ chunk_sectors = dev->bounce_size / dev->blk_size;
+
+ start_write_sector = *pos / dev->bounce_size * chunk_sectors;
+ offset = *pos % dev->bounce_size;
+ end_write_sector = DIV_ROUND_UP(*pos + count, dev->bounce_size) *
+ chunk_sectors;
+
+ end_read_sector = DIV_ROUND_UP(*pos, dev->blk_size);
+ start_read_sector = (*pos + count) / dev->blk_size;
+
+ /*
+ * As we have to write in 256 KiB chunks, while we can read in blk_size
+ * (usually 512 bytes) chunks, we perform the following steps:
+ * 1. Read from start_write_sector to end_read_sector ("head")
+ * 2. Read from start_read_sector to end_write_sector ("tail")
+ * 3. Copy data to buffer
+ * 4. Write from start_write_sector to end_write_sector
+ * All of this is complicated by using only one 256 KiB bounce buffer.
+ */
+
+ head = end_read_sector - start_write_sector;
+ tail = end_write_sector - start_read_sector;
+
+ remaining = count;
+ do {
+ mutex_lock(&priv->mutex);
+
+ if (end_read_sector >= start_read_sector) {
+ /* Merge head and tail */
+ dev_dbg(&dev->sbd.core,
+ "Merged head and tail: %lu sectors at %lu\n",
+ chunk_sectors, start_write_sector);
+ res = ps3flash_read_sectors(dev, start_write_sector,
+ chunk_sectors, 0);
+ if (res < 0)
+ goto fail;
+ } else {
+ if (head) {
+ /* Read head */
+ dev_dbg(&dev->sbd.core,
+ "head: %lu sectors at %lu\n", head,
+ start_write_sector);
+ res = ps3flash_read_sectors(dev,
+ start_write_sector,
+ head, 0);
+ if (res < 0)
+ goto fail;
+ }
+ if (start_read_sector <
+ start_write_sector+chunk_sectors) {
+ /* Read tail */
+ dev_dbg(&dev->sbd.core,
+ "tail: %lu sectors at %lu\n", tail,
+ start_read_sector);
+ sec_off = start_read_sector-start_write_sector;
+ res = ps3flash_read_sectors(dev,
+ start_read_sector,
+ tail, sec_off);
+ if (res < 0)
+ goto fail;
+ }
+ }
+
+ n = min(remaining, dev->bounce_size-offset);
+ dev_dbg(&dev->sbd.core,
+ "%s:%u: copy %lu bytes from user 0x%p to 0x%p\n",
+ __func__, __LINE__, n, buf, dev->bounce_buf+offset);
+ if (copy_from_user(dev->bounce_buf+offset, buf, n)) {
+ res = -EFAULT;
+ goto fail;
+ }
+
+ res = ps3flash_write_chunk(dev, start_write_sector);
+ if (res < 0)
+ goto fail;
+
+ mutex_unlock(&priv->mutex);
+
+ *pos += n;
+ buf += n;
+ remaining -= n;
+ start_write_sector += chunk_sectors;
+ head = 0;
+ offset = 0;
+ } while (remaining > 0);
+
+ return count;
+
+fail:
+ mutex_unlock(&priv->mutex);
+ return res;
+}
+
+
+static irqreturn_t ps3flash_interrupt(int irq, void *data)
+{
+ struct ps3_storage_device *dev = data;
+ int res;
+ u64 tag, status;
+
+ res = lv1_storage_get_async_status(dev->sbd.dev_id, &tag, &status);
+
+ if (tag != dev->tag)
+ dev_err(&dev->sbd.core,
+ "%s:%u: tag mismatch, got %lx, expected %lx\n",
+ __func__, __LINE__, tag, dev->tag);
+
+ if (res) {
+ dev_err(&dev->sbd.core, "%s:%u: res=%d status=0x%lx\n",
+ __func__, __LINE__, res, status);
+ } else {
+ dev->lv1_status = status;
+ complete(&dev->done);
+ }
+ return IRQ_HANDLED;
+}
+
+
+static const struct file_operations ps3flash_fops = {
+ .owner = THIS_MODULE,
+ .llseek = ps3flash_llseek,
+ .read = ps3flash_read,
+ .write = ps3flash_write,
+};
+
+static struct miscdevice ps3flash_misc = {
+ .minor = MISC_DYNAMIC_MINOR,
+ .name = DEVICE_NAME,
+ .fops = &ps3flash_fops,
+};
+
+static int __devinit ps3flash_probe(struct ps3_system_bus_device *_dev)
+{
+ struct ps3_storage_device *dev = to_ps3_storage_device(&_dev->core);
+ struct ps3flash_private *priv;
+ int error;
+ unsigned long tmp;
+
+ tmp = dev->regions[dev->region_idx].start*dev->blk_size;
+ if (tmp % FLASH_BLOCK_SIZE) {
+ dev_err(&dev->sbd.core,
+ "%s:%u region start %lu is not aligned\n", __func__,
+ __LINE__, tmp);
+ return -EINVAL;
+ }
+ tmp = dev->regions[dev->region_idx].size*dev->blk_size;
+ if (tmp % FLASH_BLOCK_SIZE) {
+ dev_err(&dev->sbd.core,
+ "%s:%u region size %lu is not aligned\n", __func__,
+ __LINE__, tmp);
+ return -EINVAL;
+ }
+
+ /* use static buffer, kmalloc cannot allocate 256 KiB */
+ if (!ps3flash_bounce_buffer.address)
+ return -ENODEV;
+
+ if (ps3flash_dev) {
+ dev_err(&dev->sbd.core,
+ "Only one FLASH device is supported\n");
+ return -EBUSY;
+ }
+
+ ps3flash_dev = dev;
+
+ priv = kzalloc(sizeof(*priv), GFP_KERNEL);
+ if (!priv) {
+ error = -ENOMEM;
+ goto fail;
+ }
+
+ dev->sbd.core.driver_data = priv;
+ mutex_init(&priv->mutex);
+
+ dev->bounce_size = ps3flash_bounce_buffer.size;
+ dev->bounce_buf = ps3flash_bounce_buffer.address;
+
+ error = ps3stor_setup(dev, ps3flash_interrupt);
+ if (error)
+ goto fail_free_priv;
+
+ ps3flash_misc.parent = &dev->sbd.core;
+ error = misc_register(&ps3flash_misc);
+ if (error) {
+ dev_err(&dev->sbd.core, "%s:%u: misc_register failed %d\n",
+ __func__, __LINE__, error);
+ goto fail_teardown;
+ }
+
+ dev_info(&dev->sbd.core, "%s:%u: registered misc device %d\n",
+ __func__, __LINE__, ps3flash_misc.minor);
+ return 0;
+
+fail_teardown:
+ ps3stor_teardown(dev);
+fail_free_priv:
+ kfree(priv);
+ dev->sbd.core.driver_data = NULL;
+fail:
+ ps3flash_dev = NULL;
+ return error;
+}
+
+static int ps3flash_remove(struct ps3_system_bus_device *_dev)
+{
+ struct ps3_storage_device *dev = to_ps3_storage_device(&_dev->core);
+
+ misc_deregister(&ps3flash_misc);
+ ps3stor_teardown(dev);
+ kfree(dev->sbd.core.driver_data);
+ dev->sbd.core.driver_data = NULL;
+ ps3flash_dev = NULL;
+ return 0;
+}
+
+
+static struct ps3_system_bus_driver ps3flash = {
+ .match_id = PS3_MATCH_ID_STOR_FLASH,
+ .core.name = DEVICE_NAME,
+ .core.owner = THIS_MODULE,
+ .probe = ps3flash_probe,
+ .remove = ps3flash_remove,
+ .shutdown = ps3flash_remove,
+};
+
+
+static int __init ps3flash_init(void)
+{
+ return ps3_system_bus_driver_register(&ps3flash);
+}
+
+static void __exit ps3flash_exit(void)
+{
+ ps3_system_bus_driver_unregister(&ps3flash);
+}
+
+module_init(ps3flash_init);
+module_exit(ps3flash_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("PS3 FLASH ROM Storage Driver");
+MODULE_AUTHOR("Sony Corporation");
+MODULE_ALIAS(PS3_MODULE_ALIAS_STOR_FLASH);
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index 30c3f54..ec6b65e 100644
--- a/drivers/char/rtc.c
+++ b/drivers/char/rtc.c
@@ -82,7 +82,7 @@
#include <asm/uaccess.h>
#include <asm/system.h>
-#if defined(__i386__)
+#ifdef CONFIG_X86
#include <asm/hpet.h>
#endif
diff --git a/drivers/clocksource/acpi_pm.c b/drivers/clocksource/acpi_pm.c
index e783dbf..7b46faf 100644
--- a/drivers/clocksource/acpi_pm.c
+++ b/drivers/clocksource/acpi_pm.c
@@ -71,7 +71,7 @@
.rating = 200,
.read = acpi_pm_read,
.mask = (cycle_t)ACPI_PM_MASK,
- .mult = 0, /*to be caluclated*/
+ .mult = 0, /*to be calculated*/
.shift = 22,
.flags = CLOCK_SOURCE_IS_CONTINUOUS,
diff --git a/drivers/input/misc/pcspkr.c b/drivers/input/misc/pcspkr.c
index 31989dc..906bf5e 100644
--- a/drivers/input/misc/pcspkr.c
+++ b/drivers/input/misc/pcspkr.c
@@ -24,7 +24,12 @@
MODULE_DESCRIPTION("PC Speaker beeper driver");
MODULE_LICENSE("GPL");
-static DEFINE_SPINLOCK(i8253_beep_lock);
+#ifdef CONFIG_X86
+/* Use the global PIT lock ! */
+#include <asm/i8253.h>
+#else
+static DEFINE_SPINLOCK(i8253_lock);
+#endif
static int pcspkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
{
@@ -43,7 +48,7 @@
if (value > 20 && value < 32767)
count = PIT_TICK_RATE / value;
- spin_lock_irqsave(&i8253_beep_lock, flags);
+ spin_lock_irqsave(&i8253_lock, flags);
if (count) {
/* enable counter 2 */
@@ -58,7 +63,7 @@
outb(inb_p(0x61) & 0xFC, 0x61);
}
- spin_unlock_irqrestore(&i8253_beep_lock, flags);
+ spin_unlock_irqrestore(&i8253_lock, flags);
return 0;
}
diff --git a/drivers/isdn/Kconfig b/drivers/isdn/Kconfig
index cf906c8..66f946a 100644
--- a/drivers/isdn/Kconfig
+++ b/drivers/isdn/Kconfig
@@ -21,9 +21,7 @@
if ISDN
-menu "Old ISDN4Linux"
-
-config ISDN_I4L
+menuconfig ISDN_I4L
tristate "Old ISDN4Linux (deprecated)"
---help---
This driver allows you to use an ISDN adapter for networking
@@ -45,12 +43,8 @@
source "drivers/isdn/i4l/Kconfig"
endif
-endmenu
-
-comment "CAPI subsystem"
-
-config ISDN_CAPI
- tristate "CAPI2.0 support"
+menuconfig ISDN_CAPI
+ tristate "CAPI 2.0 subsystem"
help
This provides the CAPI (Common ISDN Application Programming
Interface, a standard making it easy for programs to access ISDN
diff --git a/drivers/isdn/act2000/Kconfig b/drivers/isdn/act2000/Kconfig
index 78e6ad8..3fc1a54 100644
--- a/drivers/isdn/act2000/Kconfig
+++ b/drivers/isdn/act2000/Kconfig
@@ -3,7 +3,7 @@
#
config ISDN_DRV_ACT2000
tristate "IBM Active 2000 support"
- depends on ISDN_I4L && ISA
+ depends on ISA
help
Say Y here if you have an IBM Active 2000 ISDN card. In order to use
this card, additional firmware is necessary, which has to be loaded
diff --git a/drivers/isdn/gigaset/Kconfig b/drivers/isdn/gigaset/Kconfig
index bcbb650..0017e50 100644
--- a/drivers/isdn/gigaset/Kconfig
+++ b/drivers/isdn/gigaset/Kconfig
@@ -1,9 +1,5 @@
-menu "Siemens Gigaset"
- depends on ISDN_I4L
-
-config ISDN_DRV_GIGASET
+menuconfig ISDN_DRV_GIGASET
tristate "Siemens Gigaset support (isdn)"
- depends on ISDN_I4L
select CRC_CCITT
select BITREVERSE
help
@@ -55,6 +51,4 @@
features like configuration mode of M105, say yes. If you
care about your device, say no.
-endif
-
-endmenu
+endif # ISDN_DRV_GIGASET != n
diff --git a/drivers/isdn/hisax/Kconfig b/drivers/isdn/hisax/Kconfig
index 12d91fb..a3b945a 100644
--- a/drivers/isdn/hisax/Kconfig
+++ b/drivers/isdn/hisax/Kconfig
@@ -1,6 +1,5 @@
menu "Passive cards"
- depends on ISDN_I4L
config ISDN_DRV_HISAX
tristate "HiSax SiemensChipSet driver support"
diff --git a/drivers/isdn/i4l/Kconfig b/drivers/isdn/i4l/Kconfig
index e91c187..36778b2 100644
--- a/drivers/isdn/i4l/Kconfig
+++ b/drivers/isdn/i4l/Kconfig
@@ -99,7 +99,6 @@
config ISDN_DIVERSION
tristate "Support isdn diversion services"
- depends on ISDN_I4L
help
This option allows you to use some supplementary diversion
services in conjunction with the HiSax driver on an EURO/DSS1
@@ -119,13 +118,11 @@
endmenu
comment "ISDN4Linux hardware drivers"
- depends on ISDN_I4L
source "drivers/isdn/hisax/Kconfig"
menu "Active cards"
- depends on ISDN_I4L!=n
source "drivers/isdn/icn/Kconfig"
diff --git a/drivers/isdn/icn/Kconfig b/drivers/isdn/icn/Kconfig
index fcb99f5..89d15ee 100644
--- a/drivers/isdn/icn/Kconfig
+++ b/drivers/isdn/icn/Kconfig
@@ -3,7 +3,7 @@
#
config ISDN_DRV_ICN
tristate "ICN 2B and 4B support"
- depends on ISDN_I4L && ISA
+ depends on ISA
help
This enables support for two kinds of ISDN-cards made by a German
company called ICN. 2B is the standard version for a single ISDN
diff --git a/drivers/isdn/pcbit/Kconfig b/drivers/isdn/pcbit/Kconfig
index 0933881..ffba6ec 100644
--- a/drivers/isdn/pcbit/Kconfig
+++ b/drivers/isdn/pcbit/Kconfig
@@ -3,7 +3,7 @@
#
config ISDN_DRV_PCBIT
tristate "PCBIT-D support"
- depends on ISDN_I4L && ISA && (BROKEN || X86)
+ depends on ISA && (BROKEN || X86)
help
This enables support for the PCBIT ISDN-card. This card is
manufactured in Portugal by Octal. For running this card,
diff --git a/drivers/isdn/sc/Kconfig b/drivers/isdn/sc/Kconfig
index 5346e33..e6510ca 100644
--- a/drivers/isdn/sc/Kconfig
+++ b/drivers/isdn/sc/Kconfig
@@ -3,7 +3,7 @@
#
config ISDN_DRV_SC
tristate "Spellcaster support"
- depends on ISDN_I4L && ISA
+ depends on ISA
help
This enables support for the Spellcaster BRI ISDN boards. This
driver currently builds only in a modularized version.
diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c
index d99d2fe..1a87ba9 100644
--- a/drivers/kvm/mmu.c
+++ b/drivers/kvm/mmu.c
@@ -244,7 +244,7 @@
static void mmu_free_memory_cache_page(struct kvm_mmu_memory_cache *mc)
{
while (mc->nobjs)
- __free_page(mc->objects[--mc->nobjs]);
+ free_page((unsigned long)mc->objects[--mc->nobjs]);
}
static int __mmu_topup_memory_caches(struct kvm_vcpu *vcpu, gfp_t gfp_flags)
diff --git a/drivers/lguest/lguest.c b/drivers/lguest/lguest.c
index 434fea1..18dade0 100644
--- a/drivers/lguest/lguest.c
+++ b/drivers/lguest/lguest.c
@@ -398,6 +398,8 @@
break;
case CLOCK_EVT_MODE_PERIODIC:
BUG();
+ case CLOCK_EVT_MODE_RESUME:
+ break;
}
}
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index ba952a0..bdc52d6 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -920,6 +920,8 @@
{
struct crypt_config *cc = (struct crypt_config *) ti->private;
+ flush_workqueue(_kcryptd_workqueue);
+
bioset_free(cc->bs);
mempool_destroy(cc->page_pool);
mempool_destroy(cc->io_pool);
diff --git a/drivers/mmc/host/at91_mci.c b/drivers/mmc/host/at91_mci.c
index 28c8818..15aab37 100644
--- a/drivers/mmc/host/at91_mci.c
+++ b/drivers/mmc/host/at91_mci.c
@@ -903,8 +903,10 @@
/*
* Add host to MMC layer
*/
- if (host->board->det_pin)
+ if (host->board->det_pin) {
host->present = !at91_get_gpio_value(host->board->det_pin);
+ device_init_wakeup(&pdev->dev, 1);
+ }
else
host->present = -1;
@@ -940,6 +942,7 @@
host = mmc_priv(mmc);
if (host->present != -1) {
+ device_init_wakeup(&pdev->dev, 0);
free_irq(host->board->det_pin, host);
cancel_delayed_work(&host->mmc->detect);
}
@@ -966,8 +969,12 @@
static int at91_mci_suspend(struct platform_device *pdev, pm_message_t state)
{
struct mmc_host *mmc = platform_get_drvdata(pdev);
+ struct at91mci_host *host = mmc_priv(mmc);
int ret = 0;
+ if (device_may_wakeup(&pdev->dev))
+ enable_irq_wake(host->board->det_pin);
+
if (mmc)
ret = mmc_suspend_host(mmc, state);
@@ -977,8 +984,12 @@
static int at91_mci_resume(struct platform_device *pdev)
{
struct mmc_host *mmc = platform_get_drvdata(pdev);
+ struct at91mci_host *host = mmc_priv(mmc);
int ret = 0;
+ if (device_may_wakeup(&pdev->dev))
+ disable_irq_wake(host->board->det_pin);
+
if (mmc)
ret = mmc_resume_host(mmc);
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 10d15c3..4a24db0 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1024,6 +1024,8 @@
intmask &= ~(SDHCI_INT_CMD_MASK | SDHCI_INT_DATA_MASK);
+ intmask &= ~SDHCI_INT_ERROR;
+
if (intmask & SDHCI_INT_BUS_POWER) {
printk(KERN_ERR "%s: Card is consuming too much power!\n",
mmc_hostname(host->mmc));
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 7400f4b..a6c8704 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -107,6 +107,7 @@
#define SDHCI_INT_CARD_INSERT 0x00000040
#define SDHCI_INT_CARD_REMOVE 0x00000080
#define SDHCI_INT_CARD_INT 0x00000100
+#define SDHCI_INT_ERROR 0x00008000
#define SDHCI_INT_TIMEOUT 0x00010000
#define SDHCI_INT_CRC 0x00020000
#define SDHCI_INT_END_BIT 0x00040000
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 35f3466..9d8d40d 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -38,6 +38,9 @@
clock, usually rtc0. Initialization is done when the system
starts up, and when it resumes from a low power state.
+ The driver for this RTC device must be loaded before late_initcall
+ functions run, so it must usually be statically linked.
+
This clock should be battery-backed, so that it reads the correct
time when the system boots from a power-off state. Otherwise, your
system will need an external clock source (like an NTP server).
@@ -305,6 +308,16 @@
This driver can also be built as a module. If so, the module
will be called rtc-ds1553.
+config RTC_DRV_STK17TA8
+ tristate "Simtek STK17TA8"
+ depends on RTC_CLASS
+ help
+ If you say yes here you get support for the
+ Simtek STK17TA8 timekeeping chip.
+
+ This driver can also be built as a module. If so, the module
+ will be called rtc-stk17ta8.
+
config RTC_DRV_DS1742
tristate "Dallas DS1742/1743"
depends on RTC_CLASS
diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
index 3109af9..7ede9e7 100644
--- a/drivers/rtc/Makefile
+++ b/drivers/rtc/Makefile
@@ -32,6 +32,7 @@
obj-$(CONFIG_RTC_DRV_M41T80) += rtc-m41t80.o
obj-$(CONFIG_RTC_DRV_M48T86) += rtc-m48t86.o
obj-$(CONFIG_RTC_DRV_DS1553) += rtc-ds1553.o
+obj-$(CONFIG_RTC_DRV_STK17TA8) += rtc-stk17ta8.o
obj-$(CONFIG_RTC_DRV_RS5C313) += rtc-rs5c313.o
obj-$(CONFIG_RTC_DRV_EP93XX) += rtc-ep93xx.o
obj-$(CONFIG_RTC_DRV_SA1100) += rtc-sa1100.o
diff --git a/drivers/rtc/rtc-ds1553.c b/drivers/rtc/rtc-ds1553.c
index f98a83a1..46da571 100644
--- a/drivers/rtc/rtc-ds1553.c
+++ b/drivers/rtc/rtc-ds1553.c
@@ -407,7 +407,7 @@
static __exit void ds1553_exit(void)
{
- return platform_driver_unregister(&ds1553_rtc_driver);
+ platform_driver_unregister(&ds1553_rtc_driver);
}
module_init(ds1553_init);
diff --git a/drivers/rtc/rtc-ds1742.c b/drivers/rtc/rtc-ds1742.c
index d1778ae..b2e5481 100644
--- a/drivers/rtc/rtc-ds1742.c
+++ b/drivers/rtc/rtc-ds1742.c
@@ -263,7 +263,7 @@
static __exit void ds1742_exit(void)
{
- return platform_driver_unregister(&ds1742_rtc_driver);
+ platform_driver_unregister(&ds1742_rtc_driver);
}
module_init(ds1742_init);
diff --git a/drivers/rtc/rtc-max6900.c b/drivers/rtc/rtc-max6900.c
index eee4ee5..a1cd448 100644
--- a/drivers/rtc/rtc-max6900.c
+++ b/drivers/rtc/rtc-max6900.c
@@ -31,17 +31,24 @@
#define MAX6900_REG_DW 5 /* day of week 1-7 */
#define MAX6900_REG_YR 6 /* year 00-99 */
#define MAX6900_REG_CT 7 /* control */
-#define MAX6900_REG_LEN 8
+ /* register 8 is undocumented */
+#define MAX6900_REG_CENTURY 9 /* century */
+#define MAX6900_REG_LEN 10
+
+#define MAX6900_BURST_LEN 8 /* can burst r/w first 8 regs */
#define MAX6900_REG_CT_WP (1 << 7) /* Write Protect */
+
/*
* register read/write commands
*/
#define MAX6900_REG_CONTROL_WRITE 0x8e
-#define MAX6900_REG_BURST_READ 0xbf
-#define MAX6900_REG_BURST_WRITE 0xbe
+#define MAX6900_REG_CENTURY_WRITE 0x92
+#define MAX6900_REG_CENTURY_READ 0x93
#define MAX6900_REG_RESERVED_READ 0x96
+#define MAX6900_REG_BURST_WRITE 0xbe
+#define MAX6900_REG_BURST_READ 0xbf
#define MAX6900_IDLE_TIME_AFTER_WRITE 3 /* specification says 2.5 mS */
@@ -58,19 +65,32 @@
static int max6900_i2c_read_regs(struct i2c_client *client, u8 *buf)
{
- u8 reg_addr[1] = { MAX6900_REG_BURST_READ };
- struct i2c_msg msgs[2] = {
+ u8 reg_burst_read[1] = { MAX6900_REG_BURST_READ };
+ u8 reg_century_read[1] = { MAX6900_REG_CENTURY_READ };
+ struct i2c_msg msgs[4] = {
{
.addr = client->addr,
.flags = 0, /* write */
- .len = sizeof(reg_addr),
- .buf = reg_addr
+ .len = sizeof(reg_burst_read),
+ .buf = reg_burst_read
},
{
.addr = client->addr,
.flags = I2C_M_RD,
- .len = MAX6900_REG_LEN,
+ .len = MAX6900_BURST_LEN,
.buf = buf
+ },
+ {
+ .addr = client->addr,
+ .flags = 0, /* write */
+ .len = sizeof(reg_century_read),
+ .buf = reg_century_read
+ },
+ {
+ .addr = client->addr,
+ .flags = I2C_M_RD,
+ .len = sizeof(buf[MAX6900_REG_CENTURY]),
+ .buf = &buf[MAX6900_REG_CENTURY]
}
};
int rc;
@@ -86,33 +106,58 @@
static int max6900_i2c_write_regs(struct i2c_client *client, u8 const *buf)
{
- u8 i2c_buf[MAX6900_REG_LEN + 1] = { MAX6900_REG_BURST_WRITE };
- struct i2c_msg msgs[1] = {
+ u8 i2c_century_buf[1 + 1] = { MAX6900_REG_CENTURY_WRITE };
+ struct i2c_msg century_msgs[1] = {
{
.addr = client->addr,
.flags = 0, /* write */
- .len = MAX6900_REG_LEN + 1,
- .buf = i2c_buf
+ .len = sizeof(i2c_century_buf),
+ .buf = i2c_century_buf
+ }
+ };
+ u8 i2c_burst_buf[MAX6900_BURST_LEN + 1] = { MAX6900_REG_BURST_WRITE };
+ struct i2c_msg burst_msgs[1] = {
+ {
+ .addr = client->addr,
+ .flags = 0, /* write */
+ .len = sizeof(i2c_burst_buf),
+ .buf = i2c_burst_buf
}
};
int rc;
- memcpy(&i2c_buf[1], buf, MAX6900_REG_LEN);
-
- rc = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
- if (rc != ARRAY_SIZE(msgs)) {
- dev_err(&client->dev, "%s: register write failed\n",
- __FUNCTION__);
- return -EIO;
- }
+ /*
+ * We have to make separate calls to i2c_transfer because of
+ * the need to delay after each write to the chip. Also,
+ * we write the century byte first, since we set the write-protect
+ * bit as part of the burst write.
+ */
+ i2c_century_buf[1] = buf[MAX6900_REG_CENTURY];
+ rc = i2c_transfer(client->adapter, century_msgs,
+ ARRAY_SIZE(century_msgs));
+ if (rc != ARRAY_SIZE(century_msgs))
+ goto write_failed;
msleep(MAX6900_IDLE_TIME_AFTER_WRITE);
+
+ memcpy(&i2c_burst_buf[1], buf, MAX6900_BURST_LEN);
+
+ rc = i2c_transfer(client->adapter, burst_msgs, ARRAY_SIZE(burst_msgs));
+ if (rc != ARRAY_SIZE(burst_msgs))
+ goto write_failed;
+ msleep(MAX6900_IDLE_TIME_AFTER_WRITE);
+
return 0;
+
+write_failed:
+ dev_err(&client->dev, "%s: register write failed\n",
+ __FUNCTION__);
+ return -EIO;
}
static int max6900_i2c_validate_client(struct i2c_client *client)
{
u8 regs[MAX6900_REG_LEN];
- u8 zero_mask[MAX6900_REG_LEN] = {
+ u8 zero_mask[] = {
0x80, /* seconds */
0x80, /* minutes */
0x40, /* hours */
@@ -134,7 +179,7 @@
if (rc < 0)
return rc;
- for (i = 0; i < MAX6900_REG_LEN; ++i) {
+ for (i = 0; i < ARRAY_SIZE(zero_mask); ++i) {
if (regs[i] & zero_mask[i])
return -ENODEV;
}
@@ -156,7 +201,8 @@
tm->tm_hour = BCD2BIN(regs[MAX6900_REG_HR] & 0x3f);
tm->tm_mday = BCD2BIN(regs[MAX6900_REG_DT]);
tm->tm_mon = BCD2BIN(regs[MAX6900_REG_MO]) - 1;
- tm->tm_year = BCD2BIN(regs[MAX6900_REG_YR]) + 100;
+ tm->tm_year = BCD2BIN(regs[MAX6900_REG_YR]) +
+ BCD2BIN(regs[MAX6900_REG_CENTURY]) * 100 - 1900;
tm->tm_wday = BCD2BIN(regs[MAX6900_REG_DW]);
return 0;
@@ -189,9 +235,11 @@
regs[MAX6900_REG_HR] = BIN2BCD(tm->tm_hour);
regs[MAX6900_REG_DT] = BIN2BCD(tm->tm_mday);
regs[MAX6900_REG_MO] = BIN2BCD(tm->tm_mon + 1);
- regs[MAX6900_REG_YR] = BIN2BCD(tm->tm_year - 100);
regs[MAX6900_REG_DW] = BIN2BCD(tm->tm_wday);
- regs[MAX6900_REG_CT] = MAX6900_REG_CT_WP; /* set write protect */
+ regs[MAX6900_REG_YR] = BIN2BCD(tm->tm_year % 100);
+ regs[MAX6900_REG_CENTURY] = BIN2BCD((tm->tm_year + 1900) / 100);
+ /* set write protect */
+ regs[MAX6900_REG_CT] = MAX6900_REG_CT_WP;
rc = max6900_i2c_write_regs(client, regs);
if (rc < 0)
diff --git a/drivers/rtc/rtc-stk17ta8.c b/drivers/rtc/rtc-stk17ta8.c
new file mode 100644
index 0000000..f10d3fa
--- /dev/null
+++ b/drivers/rtc/rtc-stk17ta8.c
@@ -0,0 +1,420 @@
+/*
+ * A RTC driver for the Simtek STK17TA8
+ *
+ * By Thomas Hommel <thomas.hommel@gefanuc.com>
+ *
+ * Based on the DS1553 driver from
+ * Atsushi Nemoto <anemo@mba.ocn.ne.jp>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/bcd.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include <linux/jiffies.h>
+#include <linux/interrupt.h>
+#include <linux/rtc.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+
+#define DRV_VERSION "0.1"
+
+#define RTC_REG_SIZE 0x20000
+#define RTC_OFFSET 0x1fff0
+
+#define RTC_FLAGS (RTC_OFFSET + 0)
+#define RTC_CENTURY (RTC_OFFSET + 1)
+#define RTC_SECONDS_ALARM (RTC_OFFSET + 2)
+#define RTC_MINUTES_ALARM (RTC_OFFSET + 3)
+#define RTC_HOURS_ALARM (RTC_OFFSET + 4)
+#define RTC_DATE_ALARM (RTC_OFFSET + 5)
+#define RTC_INTERRUPTS (RTC_OFFSET + 6)
+#define RTC_WATCHDOG (RTC_OFFSET + 7)
+#define RTC_CALIBRATION (RTC_OFFSET + 8)
+#define RTC_SECONDS (RTC_OFFSET + 9)
+#define RTC_MINUTES (RTC_OFFSET + 10)
+#define RTC_HOURS (RTC_OFFSET + 11)
+#define RTC_DAY (RTC_OFFSET + 12)
+#define RTC_DATE (RTC_OFFSET + 13)
+#define RTC_MONTH (RTC_OFFSET + 14)
+#define RTC_YEAR (RTC_OFFSET + 15)
+
+#define RTC_SECONDS_MASK 0x7f
+#define RTC_DAY_MASK 0x07
+#define RTC_CAL_MASK 0x3f
+
+/* Bits in the Calibration register */
+#define RTC_STOP 0x80
+
+/* Bits in the Flags register */
+#define RTC_FLAGS_AF 0x40
+#define RTC_FLAGS_PF 0x20
+#define RTC_WRITE 0x02
+#define RTC_READ 0x01
+
+/* Bits in the Interrupts register */
+#define RTC_INTS_AIE 0x40
+
+struct rtc_plat_data {
+ struct rtc_device *rtc;
+ void __iomem *ioaddr;
+ unsigned long baseaddr;
+ unsigned long last_jiffies;
+ int irq;
+ unsigned int irqen;
+ int alrm_sec;
+ int alrm_min;
+ int alrm_hour;
+ int alrm_mday;
+};
+
+static int stk17ta8_rtc_set_time(struct device *dev, struct rtc_time *tm)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ void __iomem *ioaddr = pdata->ioaddr;
+ u8 flags;
+
+ flags = readb(pdata->ioaddr + RTC_FLAGS);
+ writeb(flags | RTC_WRITE, pdata->ioaddr + RTC_FLAGS);
+
+ writeb(BIN2BCD(tm->tm_year % 100), ioaddr + RTC_YEAR);
+ writeb(BIN2BCD(tm->tm_mon + 1), ioaddr + RTC_MONTH);
+ writeb(BIN2BCD(tm->tm_wday) & RTC_DAY_MASK, ioaddr + RTC_DAY);
+ writeb(BIN2BCD(tm->tm_mday), ioaddr + RTC_DATE);
+ writeb(BIN2BCD(tm->tm_hour), ioaddr + RTC_HOURS);
+ writeb(BIN2BCD(tm->tm_min), ioaddr + RTC_MINUTES);
+ writeb(BIN2BCD(tm->tm_sec) & RTC_SECONDS_MASK, ioaddr + RTC_SECONDS);
+ writeb(BIN2BCD((tm->tm_year + 1900) / 100), ioaddr + RTC_CENTURY);
+
+ writeb(flags & ~RTC_WRITE, pdata->ioaddr + RTC_FLAGS);
+ return 0;
+}
+
+static int stk17ta8_rtc_read_time(struct device *dev, struct rtc_time *tm)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ void __iomem *ioaddr = pdata->ioaddr;
+ unsigned int year, month, day, hour, minute, second, week;
+ unsigned int century;
+ u8 flags;
+
+ /* give enough time to update RTC in case of continuous read */
+ if (pdata->last_jiffies == jiffies)
+ msleep(1);
+ pdata->last_jiffies = jiffies;
+
+ flags = readb(pdata->ioaddr + RTC_FLAGS);
+ writeb(flags | RTC_READ, ioaddr + RTC_FLAGS);
+ second = readb(ioaddr + RTC_SECONDS) & RTC_SECONDS_MASK;
+ minute = readb(ioaddr + RTC_MINUTES);
+ hour = readb(ioaddr + RTC_HOURS);
+ day = readb(ioaddr + RTC_DATE);
+ week = readb(ioaddr + RTC_DAY) & RTC_DAY_MASK;
+ month = readb(ioaddr + RTC_MONTH);
+ year = readb(ioaddr + RTC_YEAR);
+ century = readb(ioaddr + RTC_CENTURY);
+ writeb(flags & ~RTC_READ, ioaddr + RTC_FLAGS);
+ tm->tm_sec = BCD2BIN(second);
+ tm->tm_min = BCD2BIN(minute);
+ tm->tm_hour = BCD2BIN(hour);
+ tm->tm_mday = BCD2BIN(day);
+ tm->tm_wday = BCD2BIN(week);
+ tm->tm_mon = BCD2BIN(month) - 1;
+ /* year is 1900 + tm->tm_year */
+ tm->tm_year = BCD2BIN(year) + BCD2BIN(century) * 100 - 1900;
+
+ if (rtc_valid_tm(tm) < 0) {
+ dev_err(dev, "retrieved date/time is not valid.\n");
+ rtc_time_to_tm(0, tm);
+ }
+ return 0;
+}
+
+static void stk17ta8_rtc_update_alarm(struct rtc_plat_data *pdata)
+{
+ void __iomem *ioaddr = pdata->ioaddr;
+ unsigned long irqflags;
+ u8 flags;
+
+ spin_lock_irqsave(&pdata->rtc->irq_lock, irqflags);
+
+ flags = readb(ioaddr + RTC_FLAGS);
+ writeb(flags | RTC_WRITE, ioaddr + RTC_FLAGS);
+
+ writeb(pdata->alrm_mday < 0 || (pdata->irqen & RTC_UF) ?
+ 0x80 : BIN2BCD(pdata->alrm_mday),
+ ioaddr + RTC_DATE_ALARM);
+ writeb(pdata->alrm_hour < 0 || (pdata->irqen & RTC_UF) ?
+ 0x80 : BIN2BCD(pdata->alrm_hour),
+ ioaddr + RTC_HOURS_ALARM);
+ writeb(pdata->alrm_min < 0 || (pdata->irqen & RTC_UF) ?
+ 0x80 : BIN2BCD(pdata->alrm_min),
+ ioaddr + RTC_MINUTES_ALARM);
+ writeb(pdata->alrm_sec < 0 || (pdata->irqen & RTC_UF) ?
+ 0x80 : BIN2BCD(pdata->alrm_sec),
+ ioaddr + RTC_SECONDS_ALARM);
+ writeb(pdata->irqen ? RTC_INTS_AIE : 0, ioaddr + RTC_INTERRUPTS);
+ readb(ioaddr + RTC_FLAGS); /* clear interrupts */
+ writeb(flags & ~RTC_WRITE, ioaddr + RTC_FLAGS);
+ spin_unlock_irqrestore(&pdata->rtc->irq_lock, irqflags);
+}
+
+static int stk17ta8_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+
+ if (pdata->irq < 0)
+ return -EINVAL;
+ pdata->alrm_mday = alrm->time.tm_mday;
+ pdata->alrm_hour = alrm->time.tm_hour;
+ pdata->alrm_min = alrm->time.tm_min;
+ pdata->alrm_sec = alrm->time.tm_sec;
+ if (alrm->enabled)
+ pdata->irqen |= RTC_AF;
+ stk17ta8_rtc_update_alarm(pdata);
+ return 0;
+}
+
+static int stk17ta8_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+
+ if (pdata->irq < 0)
+ return -EINVAL;
+ alrm->time.tm_mday = pdata->alrm_mday < 0 ? 0 : pdata->alrm_mday;
+ alrm->time.tm_hour = pdata->alrm_hour < 0 ? 0 : pdata->alrm_hour;
+ alrm->time.tm_min = pdata->alrm_min < 0 ? 0 : pdata->alrm_min;
+ alrm->time.tm_sec = pdata->alrm_sec < 0 ? 0 : pdata->alrm_sec;
+ alrm->enabled = (pdata->irqen & RTC_AF) ? 1 : 0;
+ return 0;
+}
+
+static irqreturn_t stk17ta8_rtc_interrupt(int irq, void *dev_id)
+{
+ struct platform_device *pdev = dev_id;
+ struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ void __iomem *ioaddr = pdata->ioaddr;
+ unsigned long events = RTC_IRQF;
+
+ /* read and clear interrupt */
+ if (!(readb(ioaddr + RTC_FLAGS) & RTC_FLAGS_AF))
+ return IRQ_NONE;
+ if (readb(ioaddr + RTC_SECONDS_ALARM) & 0x80)
+ events |= RTC_UF;
+ else
+ events |= RTC_AF;
+ rtc_update_irq(pdata->rtc, 1, events);
+ return IRQ_HANDLED;
+}
+
+static void stk17ta8_rtc_release(struct device *dev)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+
+ if (pdata->irq >= 0) {
+ pdata->irqen = 0;
+ stk17ta8_rtc_update_alarm(pdata);
+ }
+}
+
+static int stk17ta8_rtc_ioctl(struct device *dev, unsigned int cmd,
+ unsigned long arg)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+
+ if (pdata->irq < 0)
+ return -ENOIOCTLCMD; /* fall back into rtc-dev's emulation */
+ switch (cmd) {
+ case RTC_AIE_OFF:
+ pdata->irqen &= ~RTC_AF;
+ stk17ta8_rtc_update_alarm(pdata);
+ break;
+ case RTC_AIE_ON:
+ pdata->irqen |= RTC_AF;
+ stk17ta8_rtc_update_alarm(pdata);
+ break;
+ default:
+ return -ENOIOCTLCMD;
+ }
+ return 0;
+}
+
+static const struct rtc_class_ops stk17ta8_rtc_ops = {
+ .read_time = stk17ta8_rtc_read_time,
+ .set_time = stk17ta8_rtc_set_time,
+ .read_alarm = stk17ta8_rtc_read_alarm,
+ .set_alarm = stk17ta8_rtc_set_alarm,
+ .release = stk17ta8_rtc_release,
+ .ioctl = stk17ta8_rtc_ioctl,
+};
+
+static ssize_t stk17ta8_nvram_read(struct kobject *kobj, char *buf,
+ loff_t pos, size_t size)
+{
+ struct platform_device *pdev =
+ to_platform_device(container_of(kobj, struct device, kobj));
+ struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ void __iomem *ioaddr = pdata->ioaddr;
+ ssize_t count;
+
+ for (count = 0; size > 0 && pos < RTC_OFFSET; count++, size--)
+ *buf++ = readb(ioaddr + pos++);
+ return count;
+}
+
+static ssize_t stk17ta8_nvram_write(struct kobject *kobj, char *buf,
+ loff_t pos, size_t size)
+{
+ struct platform_device *pdev =
+ to_platform_device(container_of(kobj, struct device, kobj));
+ struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+ void __iomem *ioaddr = pdata->ioaddr;
+ ssize_t count;
+
+ for (count = 0; size > 0 && pos < RTC_OFFSET; count++, size--)
+ writeb(*buf++, ioaddr + pos++);
+ return count;
+}
+
+static struct bin_attribute stk17ta8_nvram_attr = {
+ .attr = {
+ .name = "nvram",
+ .mode = S_IRUGO | S_IWUGO,
+ .owner = THIS_MODULE,
+ },
+ .size = RTC_OFFSET,
+ .read = stk17ta8_nvram_read,
+ .write = stk17ta8_nvram_write,
+};
+
+static int __init stk17ta8_rtc_probe(struct platform_device *pdev)
+{
+ struct rtc_device *rtc;
+ struct resource *res;
+ unsigned int cal;
+ unsigned int flags;
+ struct rtc_plat_data *pdata;
+ void __iomem *ioaddr = NULL;
+ int ret = 0;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res)
+ return -ENODEV;
+
+ pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
+ if (!pdata)
+ return -ENOMEM;
+ pdata->irq = -1;
+ if (!request_mem_region(res->start, RTC_REG_SIZE, pdev->name)) {
+ ret = -EBUSY;
+ goto out;
+ }
+ pdata->baseaddr = res->start;
+ ioaddr = ioremap(pdata->baseaddr, RTC_REG_SIZE);
+ if (!ioaddr) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ pdata->ioaddr = ioaddr;
+ pdata->irq = platform_get_irq(pdev, 0);
+
+ /* turn RTC on if it was not on */
+ cal = readb(ioaddr + RTC_CALIBRATION);
+ if (cal & RTC_STOP) {
+ cal &= RTC_CAL_MASK;
+ flags = readb(ioaddr + RTC_FLAGS);
+ writeb(flags | RTC_WRITE, ioaddr + RTC_FLAGS);
+ writeb(cal, ioaddr + RTC_CALIBRATION);
+ writeb(flags & ~RTC_WRITE, ioaddr + RTC_FLAGS);
+ }
+ if (readb(ioaddr + RTC_FLAGS) & RTC_FLAGS_PF)
+ dev_warn(&pdev->dev, "voltage-low detected.\n");
+
+ if (pdata->irq >= 0) {
+ writeb(0, ioaddr + RTC_INTERRUPTS);
+ if (request_irq(pdata->irq, stk17ta8_rtc_interrupt,
+ IRQF_DISABLED | IRQF_SHARED,
+ pdev->name, pdev) < 0) {
+ dev_warn(&pdev->dev, "interrupt not available.\n");
+ pdata->irq = -1;
+ }
+ }
+
+ rtc = rtc_device_register(pdev->name, &pdev->dev,
+ &stk17ta8_rtc_ops, THIS_MODULE);
+ if (IS_ERR(rtc)) {
+ ret = PTR_ERR(rtc);
+ goto out;
+ }
+ pdata->rtc = rtc;
+ pdata->last_jiffies = jiffies;
+ platform_set_drvdata(pdev, pdata);
+ ret = sysfs_create_bin_file(&pdev->dev.kobj, &stk17ta8_nvram_attr);
+ if (ret)
+ goto out;
+ return 0;
+ out:
+ if (pdata->rtc)
+ rtc_device_unregister(pdata->rtc);
+ if (pdata->irq >= 0)
+ free_irq(pdata->irq, pdev);
+ if (ioaddr)
+ iounmap(ioaddr);
+ if (pdata->baseaddr)
+ release_mem_region(pdata->baseaddr, RTC_REG_SIZE);
+ kfree(pdata);
+ return ret;
+}
+
+static int __devexit stk17ta8_rtc_remove(struct platform_device *pdev)
+{
+ struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+
+ sysfs_remove_bin_file(&pdev->dev.kobj, &stk17ta8_nvram_attr);
+ rtc_device_unregister(pdata->rtc);
+ if (pdata->irq >= 0) {
+ writeb(0, pdata->ioaddr + RTC_INTERRUPTS);
+ free_irq(pdata->irq, pdev);
+ }
+ iounmap(pdata->ioaddr);
+ release_mem_region(pdata->baseaddr, RTC_REG_SIZE);
+ kfree(pdata);
+ return 0;
+}
+
+static struct platform_driver stk17ta8_rtc_driver = {
+ .probe = stk17ta8_rtc_probe,
+ .remove = __devexit_p(stk17ta8_rtc_remove),
+ .driver = {
+ .name = "stk17ta8",
+ .owner = THIS_MODULE,
+ },
+};
+
+static __init int stk17ta8_init(void)
+{
+ return platform_driver_register(&stk17ta8_rtc_driver);
+}
+
+static __exit void stk17ta8_exit(void)
+{
+ return platform_driver_unregister(&stk17ta8_rtc_driver);
+}
+
+module_init(stk17ta8_init);
+module_exit(stk17ta8_exit);
+
+MODULE_AUTHOR("Thomas Hommel <thomas.hommel@gefanuc.com>");
+MODULE_DESCRIPTION("Simtek STK17TA8 RTC driver");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(DRV_VERSION);
diff --git a/drivers/scsi/Makefile b/drivers/scsi/Makefile
index 0f86895..86a7ba7 100644
--- a/drivers/scsi/Makefile
+++ b/drivers/scsi/Makefile
@@ -132,6 +132,7 @@
obj-$(CONFIG_SCSI_IBMVSCSIS) += ibmvscsi/
obj-$(CONFIG_SCSI_HPTIOP) += hptiop.o
obj-$(CONFIG_SCSI_STEX) += stex.o
+obj-$(CONFIG_PS3_ROM) += ps3rom.o
obj-$(CONFIG_ARM) += arm/
diff --git a/drivers/scsi/ps3rom.c b/drivers/scsi/ps3rom.c
new file mode 100644
index 0000000..b50f1e1
--- /dev/null
+++ b/drivers/scsi/ps3rom.c
@@ -0,0 +1,533 @@
+/*
+ * PS3 BD/DVD/CD-ROM Storage Driver
+ *
+ * Copyright (C) 2007 Sony Computer Entertainment Inc.
+ * Copyright 2007 Sony Corp.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published
+ * by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <linux/cdrom.h>
+#include <linux/highmem.h>
+
+#include <scsi/scsi.h>
+#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_dbg.h>
+#include <scsi/scsi_device.h>
+#include <scsi/scsi_host.h>
+
+#include <asm/lv1call.h>
+#include <asm/ps3stor.h>
+
+
+#define DEVICE_NAME "ps3rom"
+
+#define BOUNCE_SIZE (64*1024)
+
+#define PS3ROM_MAX_SECTORS (BOUNCE_SIZE / CD_FRAMESIZE)
+
+
+struct ps3rom_private {
+ struct ps3_storage_device *dev;
+ struct scsi_cmnd *curr_cmd;
+};
+
+
+#define LV1_STORAGE_SEND_ATAPI_COMMAND (1)
+
+struct lv1_atapi_cmnd_block {
+ u8 pkt[32]; /* packet command block */
+ u32 pktlen; /* should be 12 for ATAPI 8020 */
+ u32 blocks;
+ u32 block_size;
+ u32 proto; /* transfer mode */
+ u32 in_out; /* transfer direction */
+ u64 buffer; /* parameter except command block */
+ u32 arglen; /* length above */
+};
+
+enum lv1_atapi_proto {
+ NON_DATA_PROTO = 0,
+ PIO_DATA_IN_PROTO = 1,
+ PIO_DATA_OUT_PROTO = 2,
+ DMA_PROTO = 3
+};
+
+enum lv1_atapi_in_out {
+ DIR_WRITE = 0, /* memory -> device */
+ DIR_READ = 1 /* device -> memory */
+};
+
+
+static int ps3rom_slave_configure(struct scsi_device *scsi_dev)
+{
+ struct ps3rom_private *priv = shost_priv(scsi_dev->host);
+ struct ps3_storage_device *dev = priv->dev;
+
+ dev_dbg(&dev->sbd.core, "%s:%u: id %u, lun %u, channel %u\n", __func__,
+ __LINE__, scsi_dev->id, scsi_dev->lun, scsi_dev->channel);
+
+ /*
+ * ATAPI SFF8020 devices use MODE_SENSE_10,
+ * so we can prohibit MODE_SENSE_6
+ */
+ scsi_dev->use_10_for_ms = 1;
+
+ /* we don't support {READ,WRITE}_6 */
+ scsi_dev->use_10_for_rw = 1;
+
+ return 0;
+}
+
+/*
+ * copy data from device into scatter/gather buffer
+ */
+static int fill_from_dev_buffer(struct scsi_cmnd *cmd, const void *buf)
+{
+ int k, req_len, act_len, len, active;
+ void *kaddr;
+ struct scatterlist *sgpnt;
+ unsigned int buflen;
+
+ buflen = cmd->request_bufflen;
+ if (!buflen)
+ return 0;
+
+ if (!cmd->request_buffer)
+ return -1;
+
+ sgpnt = cmd->request_buffer;
+ active = 1;
+ for (k = 0, req_len = 0, act_len = 0; k < cmd->use_sg; ++k, ++sgpnt) {
+ if (active) {
+ kaddr = kmap_atomic(sgpnt->page, KM_IRQ0);
+ len = sgpnt->length;
+ if ((req_len + len) > buflen) {
+ active = 0;
+ len = buflen - req_len;
+ }
+ memcpy(kaddr + sgpnt->offset, buf + req_len, len);
+ flush_kernel_dcache_page(sgpnt->page);
+ kunmap_atomic(kaddr, KM_IRQ0);
+ act_len += len;
+ }
+ req_len += sgpnt->length;
+ }
+ cmd->resid = req_len - act_len;
+ return 0;
+}
+
+/*
+ * copy data from scatter/gather into device's buffer
+ */
+static int fetch_to_dev_buffer(struct scsi_cmnd *cmd, void *buf)
+{
+ int k, req_len, len, fin;
+ void *kaddr;
+ struct scatterlist *sgpnt;
+ unsigned int buflen;
+
+ buflen = cmd->request_bufflen;
+ if (!buflen)
+ return 0;
+
+ if (!cmd->request_buffer)
+ return -1;
+
+ sgpnt = cmd->request_buffer;
+ for (k = 0, req_len = 0, fin = 0; k < cmd->use_sg; ++k, ++sgpnt) {
+ kaddr = kmap_atomic(sgpnt->page, KM_IRQ0);
+ len = sgpnt->length;
+ if ((req_len + len) > buflen) {
+ len = buflen - req_len;
+ fin = 1;
+ }
+ memcpy(buf + req_len, kaddr + sgpnt->offset, len);
+ kunmap_atomic(kaddr, KM_IRQ0);
+ if (fin)
+ return req_len + len;
+ req_len += sgpnt->length;
+ }
+ return req_len;
+}
+
+static int ps3rom_atapi_request(struct ps3_storage_device *dev,
+ struct scsi_cmnd *cmd)
+{
+ struct lv1_atapi_cmnd_block atapi_cmnd;
+ unsigned char opcode = cmd->cmnd[0];
+ int res;
+ u64 lpar;
+
+ dev_dbg(&dev->sbd.core, "%s:%u: send ATAPI command 0x%02x\n", __func__,
+ __LINE__, opcode);
+
+ memset(&atapi_cmnd, 0, sizeof(struct lv1_atapi_cmnd_block));
+ memcpy(&atapi_cmnd.pkt, cmd->cmnd, 12);
+ atapi_cmnd.pktlen = 12;
+ atapi_cmnd.block_size = 1; /* transfer size is block_size * blocks */
+ atapi_cmnd.blocks = atapi_cmnd.arglen = cmd->request_bufflen;
+ atapi_cmnd.buffer = dev->bounce_lpar;
+
+ switch (cmd->sc_data_direction) {
+ case DMA_FROM_DEVICE:
+ if (cmd->request_bufflen >= CD_FRAMESIZE)
+ atapi_cmnd.proto = DMA_PROTO;
+ else
+ atapi_cmnd.proto = PIO_DATA_IN_PROTO;
+ atapi_cmnd.in_out = DIR_READ;
+ break;
+
+ case DMA_TO_DEVICE:
+ if (cmd->request_bufflen >= CD_FRAMESIZE)
+ atapi_cmnd.proto = DMA_PROTO;
+ else
+ atapi_cmnd.proto = PIO_DATA_OUT_PROTO;
+ atapi_cmnd.in_out = DIR_WRITE;
+ res = fetch_to_dev_buffer(cmd, dev->bounce_buf);
+ if (res < 0)
+ return DID_ERROR << 16;
+ break;
+
+ default:
+ atapi_cmnd.proto = NON_DATA_PROTO;
+ break;
+ }
+
+ lpar = ps3_mm_phys_to_lpar(__pa(&atapi_cmnd));
+ res = lv1_storage_send_device_command(dev->sbd.dev_id,
+ LV1_STORAGE_SEND_ATAPI_COMMAND,
+ lpar, sizeof(atapi_cmnd),
+ atapi_cmnd.buffer,
+ atapi_cmnd.arglen, &dev->tag);
+ if (res == LV1_DENIED_BY_POLICY) {
+ dev_dbg(&dev->sbd.core,
+ "%s:%u: ATAPI command 0x%02x denied by policy\n",
+ __func__, __LINE__, opcode);
+ return DID_ERROR << 16;
+ }
+
+ if (res) {
+ dev_err(&dev->sbd.core,
+ "%s:%u: ATAPI command 0x%02x failed %d\n", __func__,
+ __LINE__, opcode, res);
+ return DID_ERROR << 16;
+ }
+
+ return 0;
+}
+
+static inline unsigned int srb10_lba(const struct scsi_cmnd *cmd)
+{
+ return cmd->cmnd[2] << 24 | cmd->cmnd[3] << 16 | cmd->cmnd[4] << 8 |
+ cmd->cmnd[5];
+}
+
+static inline unsigned int srb10_len(const struct scsi_cmnd *cmd)
+{
+ return cmd->cmnd[7] << 8 | cmd->cmnd[8];
+}
+
+static int ps3rom_read_request(struct ps3_storage_device *dev,
+ struct scsi_cmnd *cmd, u32 start_sector,
+ u32 sectors)
+{
+ int res;
+
+ dev_dbg(&dev->sbd.core, "%s:%u: read %u sectors starting at %u\n",
+ __func__, __LINE__, sectors, start_sector);
+
+ res = lv1_storage_read(dev->sbd.dev_id,
+ dev->regions[dev->region_idx].id, start_sector,
+ sectors, 0, dev->bounce_lpar, &dev->tag);
+ if (res) {
+ dev_err(&dev->sbd.core, "%s:%u: read failed %d\n", __func__,
+ __LINE__, res);
+ return DID_ERROR << 16;
+ }
+
+ return 0;
+}
+
+static int ps3rom_write_request(struct ps3_storage_device *dev,
+ struct scsi_cmnd *cmd, u32 start_sector,
+ u32 sectors)
+{
+ int res;
+
+ dev_dbg(&dev->sbd.core, "%s:%u: write %u sectors starting at %u\n",
+ __func__, __LINE__, sectors, start_sector);
+
+ res = fetch_to_dev_buffer(cmd, dev->bounce_buf);
+ if (res < 0)
+ return DID_ERROR << 16;
+
+ res = lv1_storage_write(dev->sbd.dev_id,
+ dev->regions[dev->region_idx].id, start_sector,
+ sectors, 0, dev->bounce_lpar, &dev->tag);
+ if (res) {
+ dev_err(&dev->sbd.core, "%s:%u: write failed %d\n", __func__,
+ __LINE__, res);
+ return DID_ERROR << 16;
+ }
+
+ return 0;
+}
+
+static int ps3rom_queuecommand(struct scsi_cmnd *cmd,
+ void (*done)(struct scsi_cmnd *))
+{
+ struct ps3rom_private *priv = shost_priv(cmd->device->host);
+ struct ps3_storage_device *dev = priv->dev;
+ unsigned char opcode;
+ int res;
+
+#ifdef DEBUG
+ scsi_print_command(cmd);
+#endif
+
+ priv->curr_cmd = cmd;
+ cmd->scsi_done = done;
+
+ opcode = cmd->cmnd[0];
+ /*
+ * While we can submit READ/WRITE SCSI commands as ATAPI commands,
+ * it's recommended for various reasons (performance, error handling,
+ * ...) to use lv1_storage_{read,write}() instead
+ */
+ switch (opcode) {
+ case READ_10:
+ res = ps3rom_read_request(dev, cmd, srb10_lba(cmd),
+ srb10_len(cmd));
+ break;
+
+ case WRITE_10:
+ res = ps3rom_write_request(dev, cmd, srb10_lba(cmd),
+ srb10_len(cmd));
+ break;
+
+ default:
+ res = ps3rom_atapi_request(dev, cmd);
+ break;
+ }
+
+ if (res) {
+ memset(cmd->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
+ cmd->result = res;
+ cmd->sense_buffer[0] = 0x70;
+ cmd->sense_buffer[2] = ILLEGAL_REQUEST;
+ priv->curr_cmd = NULL;
+ cmd->scsi_done(cmd);
+ }
+
+ return 0;
+}
+
+static int decode_lv1_status(u64 status, unsigned char *sense_key,
+ unsigned char *asc, unsigned char *ascq)
+{
+ if (((status >> 24) & 0xff) != SAM_STAT_CHECK_CONDITION)
+ return -1;
+
+ *sense_key = (status >> 16) & 0xff;
+ *asc = (status >> 8) & 0xff;
+ *ascq = status & 0xff;
+ return 0;
+}
+
+static irqreturn_t ps3rom_interrupt(int irq, void *data)
+{
+ struct ps3_storage_device *dev = data;
+ struct Scsi_Host *host;
+ struct ps3rom_private *priv;
+ struct scsi_cmnd *cmd;
+ int res;
+ u64 tag, status;
+ unsigned char sense_key, asc, ascq;
+
+ res = lv1_storage_get_async_status(dev->sbd.dev_id, &tag, &status);
+ /*
+ * status = -1 may mean that ATAPI transport completed OK, but
+ * ATAPI command itself resulted CHECK CONDITION
+ * so, upper layer should issue REQUEST_SENSE to check the sense data
+ */
+
+ if (tag != dev->tag)
+ dev_err(&dev->sbd.core,
+ "%s:%u: tag mismatch, got %lx, expected %lx\n",
+ __func__, __LINE__, tag, dev->tag);
+
+ if (res) {
+ dev_err(&dev->sbd.core, "%s:%u: res=%d status=0x%lx\n",
+ __func__, __LINE__, res, status);
+ return IRQ_HANDLED;
+ }
+
+ host = dev->sbd.core.driver_data;
+ priv = shost_priv(host);
+ cmd = priv->curr_cmd;
+
+ if (!status) {
+ /* OK, completed */
+ if (cmd->sc_data_direction == DMA_FROM_DEVICE) {
+ res = fill_from_dev_buffer(cmd, dev->bounce_buf);
+ if (res) {
+ cmd->result = DID_ERROR << 16;
+ goto done;
+ }
+ }
+ cmd->result = DID_OK << 16;
+ goto done;
+ }
+
+ if (cmd->cmnd[0] == REQUEST_SENSE) {
+ /* SCSI spec says request sense should never get error */
+ dev_err(&dev->sbd.core, "%s:%u: end error without autosense\n",
+ __func__, __LINE__);
+ cmd->result = DID_ERROR << 16 | SAM_STAT_CHECK_CONDITION;
+ goto done;
+ }
+
+ if (decode_lv1_status(status, &sense_key, &asc, &ascq)) {
+ cmd->result = DID_ERROR << 16;
+ goto done;
+ }
+
+ cmd->sense_buffer[0] = 0x70;
+ cmd->sense_buffer[2] = sense_key;
+ cmd->sense_buffer[7] = 16 - 6;
+ cmd->sense_buffer[12] = asc;
+ cmd->sense_buffer[13] = ascq;
+ cmd->result = SAM_STAT_CHECK_CONDITION;
+
+done:
+ priv->curr_cmd = NULL;
+ cmd->scsi_done(cmd);
+ return IRQ_HANDLED;
+}
+
+static struct scsi_host_template ps3rom_host_template = {
+ .name = DEVICE_NAME,
+ .slave_configure = ps3rom_slave_configure,
+ .queuecommand = ps3rom_queuecommand,
+ .can_queue = 1,
+ .this_id = 7,
+ .sg_tablesize = SG_ALL,
+ .cmd_per_lun = 1,
+ .emulated = 1, /* only sg driver uses this */
+ .max_sectors = PS3ROM_MAX_SECTORS,
+ .use_clustering = ENABLE_CLUSTERING,
+ .module = THIS_MODULE,
+};
+
+
+static int __devinit ps3rom_probe(struct ps3_system_bus_device *_dev)
+{
+ struct ps3_storage_device *dev = to_ps3_storage_device(&_dev->core);
+ int error;
+ struct Scsi_Host *host;
+ struct ps3rom_private *priv;
+
+ if (dev->blk_size != CD_FRAMESIZE) {
+ dev_err(&dev->sbd.core,
+ "%s:%u: cannot handle block size %lu\n", __func__,
+ __LINE__, dev->blk_size);
+ return -EINVAL;
+ }
+
+ dev->bounce_size = BOUNCE_SIZE;
+ dev->bounce_buf = kmalloc(BOUNCE_SIZE, GFP_DMA);
+ if (!dev->bounce_buf)
+ return -ENOMEM;
+
+ error = ps3stor_setup(dev, ps3rom_interrupt);
+ if (error)
+ goto fail_free_bounce;
+
+ host = scsi_host_alloc(&ps3rom_host_template,
+ sizeof(struct ps3rom_private));
+ if (!host) {
+ dev_err(&dev->sbd.core, "%s:%u: scsi_host_alloc failed\n",
+ __func__, __LINE__);
+ goto fail_teardown;
+ }
+
+ priv = shost_priv(host);
+ dev->sbd.core.driver_data = host;
+ priv->dev = dev;
+
+ /* One device/LUN per SCSI bus */
+ host->max_id = 1;
+ host->max_lun = 1;
+
+ error = scsi_add_host(host, &dev->sbd.core);
+ if (error) {
+ dev_err(&dev->sbd.core, "%s:%u: scsi_host_alloc failed %d\n",
+ __func__, __LINE__, error);
+ error = -ENODEV;
+ goto fail_host_put;
+ }
+
+ scsi_scan_host(host);
+ return 0;
+
+fail_host_put:
+ scsi_host_put(host);
+ dev->sbd.core.driver_data = NULL;
+fail_teardown:
+ ps3stor_teardown(dev);
+fail_free_bounce:
+ kfree(dev->bounce_buf);
+ return error;
+}
+
+static int ps3rom_remove(struct ps3_system_bus_device *_dev)
+{
+ struct ps3_storage_device *dev = to_ps3_storage_device(&_dev->core);
+ struct Scsi_Host *host = dev->sbd.core.driver_data;
+
+ scsi_remove_host(host);
+ ps3stor_teardown(dev);
+ scsi_host_put(host);
+ dev->sbd.core.driver_data = NULL;
+ kfree(dev->bounce_buf);
+ return 0;
+}
+
+static struct ps3_system_bus_driver ps3rom = {
+ .match_id = PS3_MATCH_ID_STOR_ROM,
+ .core.name = DEVICE_NAME,
+ .core.owner = THIS_MODULE,
+ .probe = ps3rom_probe,
+ .remove = ps3rom_remove
+};
+
+
+static int __init ps3rom_init(void)
+{
+ return ps3_system_bus_driver_register(&ps3rom);
+}
+
+static void __exit ps3rom_exit(void)
+{
+ ps3_system_bus_driver_unregister(&ps3rom);
+}
+
+module_init(ps3rom_init);
+module_exit(ps3rom_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("PS3 BD/DVD/CD-ROM Storage Driver");
+MODULE_AUTHOR("Sony Corporation");
+MODULE_ALIAS(PS3_MODULE_ALIAS_STOR_ROM);
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 018884d..b05de30 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -303,8 +303,7 @@
* creates board info from kernel command lines
*/
-static void __init_or_module
-scan_boardinfo(struct spi_master *master)
+static void scan_boardinfo(struct spi_master *master)
{
struct boardinfo *bi;
struct device *dev = master->cdev.dev;
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 0c5644bb..2a237f0 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -849,6 +849,16 @@
Say Y if you want to map Frame Buffer in internal SRAM. Say N if you want
to let frame buffer in external SDRAM.
+config FB_ATMEL_STN
+ bool "Use a STN display with AT91/AT32 LCD Controller"
+ depends on FB_ATMEL && MACH_AT91SAM9261EK
+ default n
+ help
+ Say Y if you want to connect a STN LCD display to the AT91/AT32 LCD
+ Controller. Say N if you want to connect a TFT.
+
+ If unsure, say N.
+
config FB_NVIDIA
tristate "nVidia Framebuffer Support"
depends on FB && PCI
@@ -1796,13 +1806,14 @@
select FB_SYS_COPYAREA
select FB_SYS_IMAGEBLIT
select FB_SYS_FOPS
+ select VT_HW_CONSOLE_BINDING if FRAMEBUFFER_CONSOLE
---help---
Include support for the virtual frame buffer in the PS3 platform.
config FB_PS3_DEFAULT_SIZE_M
int "PS3 default frame buffer size (in MiB)"
depends on FB_PS3
- default 18
+ default 9
---help---
This is the default size (in MiB) of the virtual frame buffer in
the PS3.
diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c
index e1d5bd0..235b618 100644
--- a/drivers/video/atmel_lcdfb.c
+++ b/drivers/video/atmel_lcdfb.c
@@ -79,6 +79,29 @@
.accel = FB_ACCEL_NONE,
};
+static unsigned long compute_hozval(unsigned long xres, unsigned long lcdcon2)
+{
+ unsigned long value;
+
+ if (!(cpu_is_at91sam9261() || cpu_is_at32ap7000()))
+ return xres;
+
+ value = xres;
+ if ((lcdcon2 & ATMEL_LCDC_DISTYPE) != ATMEL_LCDC_DISTYPE_TFT) {
+ /* STN display */
+ if ((lcdcon2 & ATMEL_LCDC_DISTYPE) == ATMEL_LCDC_DISTYPE_STNCOLOR) {
+ value *= 3;
+ }
+ if ( (lcdcon2 & ATMEL_LCDC_IFWIDTH) == ATMEL_LCDC_IFWIDTH_4
+ || ( (lcdcon2 & ATMEL_LCDC_IFWIDTH) == ATMEL_LCDC_IFWIDTH_8
+ && (lcdcon2 & ATMEL_LCDC_SCANMOD) == ATMEL_LCDC_SCANMOD_DUAL ))
+ value = DIV_ROUND_UP(value, 4);
+ else
+ value = DIV_ROUND_UP(value, 8);
+ }
+
+ return value;
+}
static void atmel_lcdfb_update_dma(struct fb_info *info,
struct fb_var_screeninfo *var)
@@ -181,6 +204,7 @@
var->xoffset = var->yoffset = 0;
switch (var->bits_per_pixel) {
+ case 1:
case 2:
case 4:
case 8:
@@ -195,8 +219,11 @@
var->blue.offset = 10;
var->red.length = var->green.length = var->blue.length = 5;
break;
- case 24:
case 32:
+ var->transp.offset = 24;
+ var->transp.length = 8;
+ /* fall through */
+ case 24:
var->red.offset = 0;
var->green.offset = 8;
var->blue.offset = 16;
@@ -228,8 +255,10 @@
static int atmel_lcdfb_set_par(struct fb_info *info)
{
struct atmel_lcdfb_info *sinfo = info->par;
+ unsigned long hozval_linesz;
unsigned long value;
unsigned long clk_value_khz;
+ unsigned long bits_per_line;
dev_dbg(info->device, "%s:\n", __func__);
dev_dbg(info->device, " * resolution: %ux%u (%ux%u virtual)\n",
@@ -241,12 +270,15 @@
lcdc_writel(sinfo, ATMEL_LCDC_DMACON, 0);
- if (info->var.bits_per_pixel <= 8)
+ if (info->var.bits_per_pixel == 1)
+ info->fix.visual = FB_VISUAL_MONO01;
+ else if (info->var.bits_per_pixel <= 8)
info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
else
info->fix.visual = FB_VISUAL_TRUECOLOR;
- info->fix.line_length = info->var.xres_virtual * (info->var.bits_per_pixel / 8);
+ bits_per_line = info->var.xres_virtual * info->var.bits_per_pixel;
+ info->fix.line_length = DIV_ROUND_UP(bits_per_line, 8);
/* Re-initialize the DMA engine... */
dev_dbg(info->device, " * update DMA engine\n");
@@ -262,18 +294,21 @@
/* Set pixel clock */
clk_value_khz = clk_get_rate(sinfo->lcdc_clk) / 1000;
- value = clk_value_khz / PICOS2KHZ(info->var.pixclock);
-
- if (clk_value_khz % PICOS2KHZ(info->var.pixclock))
- value++;
+ value = DIV_ROUND_UP(clk_value_khz, PICOS2KHZ(info->var.pixclock));
value = (value / 2) - 1;
+ dev_dbg(info->device, " * programming CLKVAL = 0x%08lx\n", value);
if (value <= 0) {
dev_notice(info->device, "Bypassing pixel clock divider\n");
lcdc_writel(sinfo, ATMEL_LCDC_LCDCON1, ATMEL_LCDC_BYPASS);
- } else
+ } else {
lcdc_writel(sinfo, ATMEL_LCDC_LCDCON1, value << ATMEL_LCDC_CLKVAL_OFFSET);
+ info->var.pixclock = KHZ2PICOS(clk_value_khz / (2 * (value + 1)));
+ dev_dbg(info->device, " updated pixclk: %lu KHz\n",
+ PICOS2KHZ(info->var.pixclock));
+ }
+
/* Initialize control register 2 */
value = sinfo->default_lcdcon2;
@@ -311,9 +346,14 @@
dev_dbg(info->device, " * LCDTIM2 = %08lx\n", value);
lcdc_writel(sinfo, ATMEL_LCDC_TIM2, value);
+ /* Horizontal value (aka line size) */
+ hozval_linesz = compute_hozval(info->var.xres,
+ lcdc_readl(sinfo, ATMEL_LCDC_LCDCON2));
+
/* Display size */
- value = (info->var.xres - 1) << ATMEL_LCDC_HOZVAL_OFFSET;
+ value = (hozval_linesz - 1) << ATMEL_LCDC_HOZVAL_OFFSET;
value |= info->var.yres - 1;
+ dev_dbg(info->device, " * LCDFRMCFG = %08lx\n", value);
lcdc_writel(sinfo, ATMEL_LCDC_LCDFRMCFG, value);
/* FIFO Threshold: Use formula from data sheet */
@@ -421,6 +461,15 @@
ret = 0;
}
break;
+
+ case FB_VISUAL_MONO01:
+ if (regno < 2) {
+ val = (regno == 0) ? 0x00 : 0x1F;
+ lcdc_writel(sinfo, ATMEL_LCDC_LUT(regno), val);
+ ret = 0;
+ }
+ break;
+
}
return ret;
diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c
index f46fe95..d18b73a 100644
--- a/drivers/video/console/vgacon.c
+++ b/drivers/video/console/vgacon.c
@@ -187,7 +187,11 @@
}
}
-static void vgacon_scrollback_startup(void)
+/*
+ * Called only duing init so call of alloc_bootmen is ok.
+ * Marked __init_refok to silence modpost.
+ */
+static void __init_refok vgacon_scrollback_startup(void)
{
vgacon_scrollback = alloc_bootmem(CONFIG_VGACON_SOFT_SCROLLBACK_SIZE
* 1024);
diff --git a/drivers/video/ps3fb.c b/drivers/video/ps3fb.c
index 3972aa8..646ec82 100644
--- a/drivers/video/ps3fb.c
+++ b/drivers/video/ps3fb.c
@@ -1067,7 +1067,7 @@
info->fix.smem_len = ps3fb_videomemory.size - offset;
info->pseudo_palette = info->par;
info->par = NULL;
- info->flags = FBINFO_FLAG_DEFAULT;
+ info->flags = FBINFO_DEFAULT | FBINFO_READS_FAST;
retval = fb_alloc_cmap(&info->cmap, 256, 0);
if (retval < 0)
diff --git a/drivers/video/riva/fbdev.c b/drivers/video/riva/fbdev.c
index 0fe5478..41381e6 100644
--- a/drivers/video/riva/fbdev.c
+++ b/drivers/video/riva/fbdev.c
@@ -2146,7 +2146,7 @@
* ------------------------------------------------------------------------- */
#ifndef MODULE
-static int __init rivafb_setup(char *options)
+static int __devinit rivafb_setup(char *options)
{
char *this_opt;
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index ba24cb2..4482a06 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -45,7 +45,7 @@
static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs);
static int load_elf_library(struct file *);
-static unsigned long elf_map (struct file *, unsigned long, struct elf_phdr *, int, int, unsigned long);
+static unsigned long elf_map (struct file *, unsigned long, struct elf_phdr *, int, int);
/*
* If we don't support core dumping, then supply a NULL so we
@@ -80,7 +80,7 @@
.hasvdso = 1
};
-#define BAD_ADDR(x) IS_ERR_VALUE(x)
+#define BAD_ADDR(x) ((unsigned long)(x) >= TASK_SIZE)
static int set_brk(unsigned long start, unsigned long end)
{
@@ -295,70 +295,33 @@
#ifndef elf_map
static unsigned long elf_map(struct file *filep, unsigned long addr,
- struct elf_phdr *eppnt, int prot, int type,
- unsigned long total_size)
+ struct elf_phdr *eppnt, int prot, int type)
{
unsigned long map_addr;
- unsigned long size = eppnt->p_filesz + ELF_PAGEOFFSET(eppnt->p_vaddr);
- unsigned long off = eppnt->p_offset - ELF_PAGEOFFSET(eppnt->p_vaddr);
- addr = ELF_PAGESTART(addr);
- size = ELF_PAGEALIGN(size);
-
- /* mmap() will return -EINVAL if given a zero size, but a
- * segment with zero filesize is perfectly valid */
- if (!size)
- return addr;
+ unsigned long pageoffset = ELF_PAGEOFFSET(eppnt->p_vaddr);
down_write(¤t->mm->mmap_sem);
- /*
- * total_size is the size of the ELF (interpreter) image.
- * The _first_ mmap needs to know the full size, otherwise
- * randomization might put this image into an overlapping
- * position with the ELF binary image. (since size < total_size)
- * So we first map the 'big' image - and unmap the remainder at
- * the end. (which unmap is needed for ELF images with holes.)
- */
- if (total_size) {
- total_size = ELF_PAGEALIGN(total_size);
- map_addr = do_mmap(filep, addr, total_size, prot, type, off);
- if (!BAD_ADDR(map_addr))
- do_munmap(current->mm, map_addr+size, total_size-size);
- } else
- map_addr = do_mmap(filep, addr, size, prot, type, off);
-
+ /* mmap() will return -EINVAL if given a zero size, but a
+ * segment with zero filesize is perfectly valid */
+ if (eppnt->p_filesz + pageoffset)
+ map_addr = do_mmap(filep, ELF_PAGESTART(addr),
+ eppnt->p_filesz + pageoffset, prot, type,
+ eppnt->p_offset - pageoffset);
+ else
+ map_addr = ELF_PAGESTART(addr);
up_write(¤t->mm->mmap_sem);
return(map_addr);
}
#endif /* !elf_map */
-static unsigned long total_mapping_size(struct elf_phdr *cmds, int nr)
-{
- int i, first_idx = -1, last_idx = -1;
-
- for (i = 0; i < nr; i++) {
- if (cmds[i].p_type == PT_LOAD) {
- last_idx = i;
- if (first_idx == -1)
- first_idx = i;
- }
- }
- if (first_idx == -1)
- return 0;
-
- return cmds[last_idx].p_vaddr + cmds[last_idx].p_memsz -
- ELF_PAGESTART(cmds[first_idx].p_vaddr);
-}
-
-
/* This is much more generalized than the library routine read function,
so we keep this separate. Technically the library read function
is only provided so that we can read a.out libraries that have
an ELF header */
static unsigned long load_elf_interp(struct elfhdr *interp_elf_ex,
- struct file *interpreter, unsigned long *interp_map_addr,
- unsigned long no_base)
+ struct file *interpreter, unsigned long *interp_load_addr)
{
struct elf_phdr *elf_phdata;
struct elf_phdr *eppnt;
@@ -366,7 +329,6 @@
int load_addr_set = 0;
unsigned long last_bss = 0, elf_bss = 0;
unsigned long error = ~0UL;
- unsigned long total_size;
int retval, i, size;
/* First of all, some simple consistency checks */
@@ -405,12 +367,6 @@
goto out_close;
}
- total_size = total_mapping_size(elf_phdata, interp_elf_ex->e_phnum);
- if (!total_size) {
- error = -EINVAL;
- goto out_close;
- }
-
eppnt = elf_phdata;
for (i = 0; i < interp_elf_ex->e_phnum; i++, eppnt++) {
if (eppnt->p_type == PT_LOAD) {
@@ -428,14 +384,9 @@
vaddr = eppnt->p_vaddr;
if (interp_elf_ex->e_type == ET_EXEC || load_addr_set)
elf_type |= MAP_FIXED;
- else if (no_base && interp_elf_ex->e_type == ET_DYN)
- load_addr = -vaddr;
map_addr = elf_map(interpreter, load_addr + vaddr,
- eppnt, elf_prot, elf_type, total_size);
- total_size = 0;
- if (!*interp_map_addr)
- *interp_map_addr = map_addr;
+ eppnt, elf_prot, elf_type);
error = map_addr;
if (BAD_ADDR(map_addr))
goto out_close;
@@ -501,7 +452,8 @@
goto out_close;
}
- error = load_addr;
+ *interp_load_addr = load_addr;
+ error = ((unsigned long)interp_elf_ex->e_entry) + load_addr;
out_close:
kfree(elf_phdata);
@@ -598,8 +550,7 @@
int elf_exec_fileno;
int retval, i;
unsigned int size;
- unsigned long elf_entry;
- unsigned long interp_load_addr = 0;
+ unsigned long elf_entry, interp_load_addr = 0;
unsigned long start_code, end_code, start_data, end_data;
unsigned long reloc_func_desc = 0;
char passed_fileno[6];
@@ -863,7 +814,9 @@
current->mm->start_stack = bprm->p;
/* Now we do a little grungy work by mmaping the ELF image into
- the correct location in memory. */
+ the correct location in memory. At this point, we assume that
+ the image should be loaded at fixed address, not at a variable
+ address. */
for(i = 0, elf_ppnt = elf_phdata;
i < loc->elf_ex.e_phnum; i++, elf_ppnt++) {
int elf_prot = 0, elf_flags;
@@ -917,15 +870,11 @@
* default mmap base, as well as whatever program they
* might try to exec. This is because the brk will
* follow the loader, and is not movable. */
-#ifdef CONFIG_X86
- load_bias = 0;
-#else
load_bias = ELF_PAGESTART(ELF_ET_DYN_BASE - vaddr);
-#endif
}
error = elf_map(bprm->file, load_bias + vaddr, elf_ppnt,
- elf_prot, elf_flags,0);
+ elf_prot, elf_flags);
if (BAD_ADDR(error)) {
send_sig(SIGKILL, current, 0);
retval = IS_ERR((void *)error) ?
@@ -1001,25 +950,13 @@
}
if (elf_interpreter) {
- if (interpreter_type == INTERPRETER_AOUT) {
+ if (interpreter_type == INTERPRETER_AOUT)
elf_entry = load_aout_interp(&loc->interp_ex,
interpreter);
- } else {
- unsigned long uninitialized_var(interp_map_addr);
-
+ else
elf_entry = load_elf_interp(&loc->interp_elf_ex,
interpreter,
- &interp_map_addr,
- load_bias);
- if (!BAD_ADDR(elf_entry)) {
- /*
- * load_elf_interp() returns relocation
- * adjustment
- */
- interp_load_addr = elf_entry;
- elf_entry += loc->interp_elf_ex.e_entry;
- }
- }
+ &interp_load_addr);
if (BAD_ADDR(elf_entry)) {
force_sig(SIGSEGV, current);
retval = IS_ERR((void *)elf_entry) ?
diff --git a/fs/coda/dir.c b/fs/coda/dir.c
index 8e61236..f89ff08 100644
--- a/fs/coda/dir.c
+++ b/fs/coda/dir.c
@@ -86,7 +86,6 @@
.read = generic_read_dir,
.readdir = coda_readdir,
.open = coda_open,
- .flush = coda_flush,
.release = coda_release,
.fsync = coda_fsync,
};
diff --git a/fs/coda/file.c b/fs/coda/file.c
index 7594962..29137ff 100644
--- a/fs/coda/file.c
+++ b/fs/coda/file.c
@@ -25,10 +25,6 @@
#include "coda_int.h"
-/* if CODA_STORE fails with EOPNOTSUPP, venus clearly doesn't support
- * CODA_STORE/CODA_RELEASE and we fall back on using the CODA_CLOSE upcall */
-static int use_coda_close;
-
static ssize_t
coda_file_read(struct file *coda_file, char __user *buf, size_t count, loff_t *ppos)
{
@@ -163,47 +159,6 @@
return 0;
}
-int coda_flush(struct file *coda_file, fl_owner_t id)
-{
- unsigned short flags = coda_file->f_flags & ~O_EXCL;
- unsigned short coda_flags = coda_flags_to_cflags(flags);
- struct coda_file_info *cfi;
- struct inode *coda_inode;
- int err = 0, fcnt;
-
- lock_kernel();
-
- /* last close semantics */
- fcnt = file_count(coda_file);
- if (fcnt > 1)
- goto out;
-
- /* No need to make an upcall when we have not made any modifications
- * to the file */
- if ((coda_file->f_flags & O_ACCMODE) == O_RDONLY)
- goto out;
-
- if (use_coda_close)
- goto out;
-
- cfi = CODA_FTOC(coda_file);
- BUG_ON(!cfi || cfi->cfi_magic != CODA_MAGIC);
-
- coda_inode = coda_file->f_path.dentry->d_inode;
-
- err = venus_store(coda_inode->i_sb, coda_i2f(coda_inode), coda_flags,
- coda_file->f_uid);
-
- if (err == -EOPNOTSUPP) {
- use_coda_close = 1;
- err = 0;
- }
-
-out:
- unlock_kernel();
- return err;
-}
-
int coda_release(struct inode *coda_inode, struct file *coda_file)
{
unsigned short flags = (coda_file->f_flags) & (~O_EXCL);
@@ -215,21 +170,11 @@
lock_kernel();
- if (!use_coda_close) {
- err = venus_release(coda_inode->i_sb, coda_i2f(coda_inode),
- coda_flags);
- if (err == -EOPNOTSUPP) {
- use_coda_close = 1;
- err = 0;
- }
- }
-
cfi = CODA_FTOC(coda_file);
BUG_ON(!cfi || cfi->cfi_magic != CODA_MAGIC);
- if (use_coda_close)
- err = venus_close(coda_inode->i_sb, coda_i2f(coda_inode),
- coda_flags, coda_file->f_uid);
+ err = venus_close(coda_inode->i_sb, coda_i2f(coda_inode),
+ coda_flags, coda_file->f_uid);
host_inode = cfi->cfi_container->f_path.dentry->d_inode;
cii = ITOC(coda_inode);
@@ -246,7 +191,10 @@
coda_file->private_data = NULL;
unlock_kernel();
- return err;
+
+ /* VFS fput ignores the return value from file_operations->release, so
+ * there is no use returning an error here */
+ return 0;
}
int coda_fsync(struct file *coda_file, struct dentry *coda_dentry, int datasync)
@@ -288,7 +236,6 @@
.write = coda_file_write,
.mmap = coda_file_mmap,
.open = coda_open,
- .flush = coda_flush,
.release = coda_release,
.fsync = coda_fsync,
.splice_read = coda_file_splice_read,
diff --git a/fs/coda/upcall.c b/fs/coda/upcall.c
index cd561d2..cdb4c07 100644
--- a/fs/coda/upcall.c
+++ b/fs/coda/upcall.c
@@ -160,55 +160,8 @@
return error;
}
-int venus_store(struct super_block *sb, struct CodaFid *fid, int flags,
- vuid_t uid)
-{
- union inputArgs *inp;
- union outputArgs *outp;
- int insize, outsize, error;
-#ifdef CONFIG_CODA_FS_OLD_API
- struct coda_cred cred = { 0, };
- cred.cr_fsuid = uid;
-#endif
-
- insize = SIZE(store);
- UPARG(CODA_STORE);
-
-#ifdef CONFIG_CODA_FS_OLD_API
- memcpy(&(inp->ih.cred), &cred, sizeof(cred));
-#else
- inp->ih.uid = uid;
-#endif
-
- inp->coda_store.VFid = *fid;
- inp->coda_store.flags = flags;
-
- error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
-
- CODA_FREE(inp, insize);
- return error;
-}
-
-int venus_release(struct super_block *sb, struct CodaFid *fid, int flags)
-{
- union inputArgs *inp;
- union outputArgs *outp;
- int insize, outsize, error;
-
- insize = SIZE(release);
- UPARG(CODA_RELEASE);
-
- inp->coda_release.VFid = *fid;
- inp->coda_release.flags = flags;
-
- error = coda_upcall(coda_vcp(sb), insize, &outsize, inp);
-
- CODA_FREE(inp, insize);
- return error;
-}
-
int venus_close(struct super_block *sb, struct CodaFid *fid, int flags,
- vuid_t uid)
+ vuid_t uid)
{
union inputArgs *inp;
union outputArgs *outp;
diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
index 6ab8de4..2d295dd 100644
--- a/fs/nfsd/export.c
+++ b/fs/nfsd/export.c
@@ -1503,9 +1503,9 @@
if (flag & NFSEXP_FSID)
seq_printf(m, ",fsid=%d", fsid);
if (anonu != (uid_t)-2 && anonu != (0x10000-2))
- seq_printf(m, ",sanonuid=%d", anonu);
+ seq_printf(m, ",anonuid=%u", anonu);
if (anong != (gid_t)-2 && anong != (0x10000-2))
- seq_printf(m, ",sanongid=%d", anong);
+ seq_printf(m, ",anongid=%u", anong);
if (fsloc && fsloc->locations_count > 0) {
char *loctype = (fsloc->migrated) ? "refer" : "replicas";
int i;
diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index f133afe..bee251c 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -507,7 +507,8 @@
}
seq_printf(p, "intr %llu", (unsigned long long)sum);
-#if !defined(CONFIG_PPC64) && !defined(CONFIG_ALPHA) && !defined(CONFIG_IA64)
+#ifndef CONFIG_SMP
+ /* Touches too many cache lines on SMP setups */
for (i = 0; i < NR_IRQS; i++)
seq_printf(p, " %u", per_irq_sum[i]);
#endif
diff --git a/fs/udf/balloc.c b/fs/udf/balloc.c
index ef48d09..276f720 100644
--- a/fs/udf/balloc.c
+++ b/fs/udf/balloc.c
@@ -70,9 +70,9 @@
if (!size)
return result;
tmp = leBPL_to_cpup(p);
- found_first:
+found_first:
tmp &= ~0UL >> (BITS_PER_LONG - size);
- found_middle:
+found_middle:
return result + ffz(~tmp);
}
@@ -110,11 +110,11 @@
nr_groups);
}
- if (bitmap->s_block_bitmap[block_group])
+ if (bitmap->s_block_bitmap[block_group]) {
return block_group;
- else {
- retval =
- read_block_bitmap(sb, bitmap, block_group, block_group);
+ } else {
+ retval = read_block_bitmap(sb, bitmap, block_group,
+ block_group);
if (retval < 0)
return retval;
return block_group;
@@ -155,22 +155,16 @@
mutex_lock(&sbi->s_alloc_mutex);
if (bloc.logicalBlockNum < 0 ||
- (bloc.logicalBlockNum + count) > UDF_SB_PARTLEN(sb,
- bloc.
- partitionReferenceNum))
- {
- udf_debug("%d < %d || %d + %d > %d\n", bloc.logicalBlockNum, 0,
- bloc.logicalBlockNum, count, UDF_SB_PARTLEN(sb,
- bloc.
- partitionReferenceNum));
+ (bloc.logicalBlockNum + count) > UDF_SB_PARTLEN(sb, bloc.partitionReferenceNum)) {
+ udf_debug("%d < %d || %d + %d > %d\n",
+ bloc.logicalBlockNum, 0, bloc.logicalBlockNum, count,
+ UDF_SB_PARTLEN(sb, bloc.partitionReferenceNum));
goto error_return;
}
- block =
- bloc.logicalBlockNum + offset +
- (sizeof(struct spaceBitmapDesc) << 3);
+ block = bloc.logicalBlockNum + offset + (sizeof(struct spaceBitmapDesc) << 3);
- do_more:
+do_more:
overflow = 0;
block_group = block >> (sb->s_blocksize_bits + 3);
bit = block % (sb->s_blocksize << 3);
@@ -190,18 +184,13 @@
for (i = 0; i < count; i++) {
if (udf_set_bit(bit + i, bh->b_data)) {
udf_debug("bit %ld already set\n", bit + i);
- udf_debug("byte=%2x\n",
- ((char *)bh->b_data)[(bit + i) >> 3]);
+ udf_debug("byte=%2x\n", ((char *)bh->b_data)[(bit + i) >> 3]);
} else {
if (inode)
DQUOT_FREE_BLOCK(inode, 1);
if (UDF_SB_LVIDBH(sb)) {
- UDF_SB_LVID(sb)->
- freeSpaceTable[UDF_SB_PARTITION(sb)] =
- cpu_to_le32(le32_to_cpu
- (UDF_SB_LVID(sb)->
- freeSpaceTable[UDF_SB_PARTITION
- (sb)]) + 1);
+ UDF_SB_LVID(sb)->freeSpaceTable[UDF_SB_PARTITION(sb)] =
+ cpu_to_le32(le32_to_cpu(UDF_SB_LVID(sb)->freeSpaceTable[UDF_SB_PARTITION(sb)]) + 1);
}
}
}
@@ -211,7 +200,7 @@
count = overflow;
goto do_more;
}
- error_return:
+error_return:
sb->s_dirt = 1;
if (UDF_SB_LVIDBH(sb))
mark_buffer_dirty(UDF_SB_LVIDBH(sb));
@@ -238,7 +227,7 @@
if (first_block + block_count > UDF_SB_PARTLEN(sb, partition))
block_count = UDF_SB_PARTLEN(sb, partition) - first_block;
- repeat:
+repeat:
nr_groups = (UDF_SB_PARTLEN(sb, partition) +
(sizeof(struct spaceBitmapDesc) << 3) +
(sb->s_blocksize * 8) - 1) / (sb->s_blocksize * 8);
@@ -254,11 +243,11 @@
bit = block % (sb->s_blocksize << 3);
while (bit < (sb->s_blocksize << 3) && block_count > 0) {
- if (!udf_test_bit(bit, bh->b_data))
+ if (!udf_test_bit(bit, bh->b_data)) {
goto out;
- else if (DQUOT_PREALLOC_BLOCK(inode, 1))
+ } else if (DQUOT_PREALLOC_BLOCK(inode, 1)) {
goto out;
- else if (!udf_clear_bit(bit, bh->b_data)) {
+ } else if (!udf_clear_bit(bit, bh->b_data)) {
udf_debug("bit already cleared for block %d\n", bit);
DQUOT_FREE_BLOCK(inode, 1);
goto out;
@@ -271,12 +260,10 @@
mark_buffer_dirty(bh);
if (block_count > 0)
goto repeat;
- out:
+out:
if (UDF_SB_LVIDBH(sb)) {
UDF_SB_LVID(sb)->freeSpaceTable[partition] =
- cpu_to_le32(le32_to_cpu
- (UDF_SB_LVID(sb)->freeSpaceTable[partition]) -
- alloc_count);
+ cpu_to_le32(le32_to_cpu(UDF_SB_LVID(sb)->freeSpaceTable[partition]) - alloc_count);
mark_buffer_dirty(UDF_SB_LVIDBH(sb));
}
sb->s_dirt = 1;
@@ -299,7 +286,7 @@
*err = -ENOSPC;
mutex_lock(&sbi->s_alloc_mutex);
- repeat:
+repeat:
if (goal < 0 || goal >= UDF_SB_PARTLEN(sb, partition))
goal = 0;
@@ -312,31 +299,27 @@
if (bitmap_nr < 0)
goto error_return;
bh = bitmap->s_block_bitmap[bitmap_nr];
- ptr =
- memscan((char *)bh->b_data + group_start, 0xFF,
- sb->s_blocksize - group_start);
+ ptr = memscan((char *)bh->b_data + group_start, 0xFF,
+ sb->s_blocksize - group_start);
if ((ptr - ((char *)bh->b_data)) < sb->s_blocksize) {
bit = block % (sb->s_blocksize << 3);
-
- if (udf_test_bit(bit, bh->b_data)) {
+ if (udf_test_bit(bit, bh->b_data))
goto got_block;
- }
+
end_goal = (bit + 63) & ~63;
bit = udf_find_next_one_bit(bh->b_data, end_goal, bit);
if (bit < end_goal)
goto got_block;
- ptr =
- memscan((char *)bh->b_data + (bit >> 3), 0xFF,
- sb->s_blocksize - ((bit + 7) >> 3));
+
+ ptr = memscan((char *)bh->b_data + (bit >> 3), 0xFF, sb->s_blocksize - ((bit + 7) >> 3));
newbit = (ptr - ((char *)bh->b_data)) << 3;
if (newbit < sb->s_blocksize << 3) {
bit = newbit;
goto search_back;
}
- newbit =
- udf_find_next_one_bit(bh->b_data, sb->s_blocksize << 3,
- bit);
+
+ newbit = udf_find_next_one_bit(bh->b_data, sb->s_blocksize << 3, bit);
if (newbit < sb->s_blocksize << 3) {
bit = newbit;
goto got_block;
@@ -354,18 +337,16 @@
goto error_return;
bh = bitmap->s_block_bitmap[bitmap_nr];
if (i < nr_groups) {
- ptr =
- memscan((char *)bh->b_data + group_start, 0xFF,
- sb->s_blocksize - group_start);
+ ptr = memscan((char *)bh->b_data + group_start, 0xFF,
+ sb->s_blocksize - group_start);
if ((ptr - ((char *)bh->b_data)) < sb->s_blocksize) {
bit = (ptr - ((char *)bh->b_data)) << 3;
break;
}
} else {
- bit =
- udf_find_next_one_bit((char *)bh->b_data,
- sb->s_blocksize << 3,
- group_start << 3);
+ bit = udf_find_next_one_bit((char *)bh->b_data,
+ sb->s_blocksize << 3,
+ group_start << 3);
if (bit < sb->s_blocksize << 3)
break;
}
@@ -377,20 +358,17 @@
if (bit < sb->s_blocksize << 3)
goto search_back;
else
- bit =
- udf_find_next_one_bit(bh->b_data, sb->s_blocksize << 3,
- group_start << 3);
+ bit = udf_find_next_one_bit(bh->b_data, sb->s_blocksize << 3, group_start << 3);
if (bit >= sb->s_blocksize << 3) {
mutex_unlock(&sbi->s_alloc_mutex);
return 0;
}
- search_back:
- for (i = 0;
- i < 7 && bit > (group_start << 3)
- && udf_test_bit(bit - 1, bh->b_data); i++, bit--) ;
+search_back:
+ for (i = 0; i < 7 && bit > (group_start << 3) && udf_test_bit(bit - 1, bh->b_data); i++, bit--)
+ ; /* empty loop */
- got_block:
+got_block:
/*
* Check quota for allocation of this block.
@@ -402,7 +380,7 @@
}
newblock = bit + (block_group << (sb->s_blocksize_bits + 3)) -
- (sizeof(struct spaceBitmapDesc) << 3);
+ (sizeof(struct spaceBitmapDesc) << 3);
if (!udf_clear_bit(bit, bh->b_data)) {
udf_debug("bit already cleared for block %d\n", bit);
@@ -413,9 +391,7 @@
if (UDF_SB_LVIDBH(sb)) {
UDF_SB_LVID(sb)->freeSpaceTable[partition] =
- cpu_to_le32(le32_to_cpu
- (UDF_SB_LVID(sb)->freeSpaceTable[partition]) -
- 1);
+ cpu_to_le32(le32_to_cpu(UDF_SB_LVID(sb)->freeSpaceTable[partition]) - 1);
mark_buffer_dirty(UDF_SB_LVIDBH(sb));
}
sb->s_dirt = 1;
@@ -423,7 +399,7 @@
*err = 0;
return newblock;
- error_return:
+error_return:
*err = -EIO;
mutex_unlock(&sbi->s_alloc_mutex);
return 0;
@@ -445,14 +421,10 @@
mutex_lock(&sbi->s_alloc_mutex);
if (bloc.logicalBlockNum < 0 ||
- (bloc.logicalBlockNum + count) > UDF_SB_PARTLEN(sb,
- bloc.
- partitionReferenceNum))
- {
- udf_debug("%d < %d || %d + %d > %d\n", bloc.logicalBlockNum, 0,
- bloc.logicalBlockNum, count, UDF_SB_PARTLEN(sb,
- bloc.
- partitionReferenceNum));
+ (bloc.logicalBlockNum + count) > UDF_SB_PARTLEN(sb, bloc.partitionReferenceNum)) {
+ udf_debug("%d < %d || %d + %d > %d\n",
+ bloc.logicalBlockNum, 0, bloc.logicalBlockNum, count,
+ UDF_SB_PARTLEN(sb, bloc.partitionReferenceNum));
goto error_return;
}
@@ -462,9 +434,7 @@
DQUOT_FREE_BLOCK(inode, count);
if (UDF_SB_LVIDBH(sb)) {
UDF_SB_LVID(sb)->freeSpaceTable[UDF_SB_PARTITION(sb)] =
- cpu_to_le32(le32_to_cpu
- (UDF_SB_LVID(sb)->
- freeSpaceTable[UDF_SB_PARTITION(sb)]) + count);
+ cpu_to_le32(le32_to_cpu(UDF_SB_LVID(sb)->freeSpaceTable[UDF_SB_PARTITION(sb)]) + count);
mark_buffer_dirty(UDF_SB_LVIDBH(sb));
}
@@ -476,47 +446,28 @@
epos.block = oepos.block = UDF_I_LOCATION(table);
epos.bh = oepos.bh = NULL;
- while (count && (etype =
- udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
- if (((eloc.logicalBlockNum + (elen >> sb->s_blocksize_bits)) ==
- start)) {
- if ((0x3FFFFFFF - elen) <
- (count << sb->s_blocksize_bits)) {
- count -=
- ((0x3FFFFFFF -
- elen) >> sb->s_blocksize_bits);
- start +=
- ((0x3FFFFFFF -
- elen) >> sb->s_blocksize_bits);
- elen =
- (etype << 30) | (0x40000000 -
- sb->s_blocksize);
+ while (count &&
+ (etype = udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
+ if (((eloc.logicalBlockNum + (elen >> sb->s_blocksize_bits)) == start)) {
+ if ((0x3FFFFFFF - elen) < (count << sb->s_blocksize_bits)) {
+ count -= ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
+ start += ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
+ elen = (etype << 30) | (0x40000000 - sb->s_blocksize);
} else {
- elen = (etype << 30) |
- (elen + (count << sb->s_blocksize_bits));
+ elen = (etype << 30) | (elen + (count << sb->s_blocksize_bits));
start += count;
count = 0;
}
udf_write_aext(table, &oepos, eloc, elen, 1);
} else if (eloc.logicalBlockNum == (end + 1)) {
- if ((0x3FFFFFFF - elen) <
- (count << sb->s_blocksize_bits)) {
- count -=
- ((0x3FFFFFFF -
- elen) >> sb->s_blocksize_bits);
- end -=
- ((0x3FFFFFFF -
- elen) >> sb->s_blocksize_bits);
- eloc.logicalBlockNum -=
- ((0x3FFFFFFF -
- elen) >> sb->s_blocksize_bits);
- elen =
- (etype << 30) | (0x40000000 -
- sb->s_blocksize);
+ if ((0x3FFFFFFF - elen) < (count << sb->s_blocksize_bits)) {
+ count -= ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
+ end -= ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
+ eloc.logicalBlockNum -= ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
+ elen = (etype << 30) | (0x40000000 - sb->s_blocksize);
} else {
eloc.logicalBlockNum = start;
- elen = (etype << 30) |
- (elen + (count << sb->s_blocksize_bits));
+ elen = (etype << 30) | (elen + (count << sb->s_blocksize_bits));
end -= count;
count = 0;
}
@@ -530,21 +481,23 @@
get_bh(epos.bh);
oepos.bh = epos.bh;
oepos.offset = 0;
- } else
+ } else {
oepos.offset = epos.offset;
+ }
}
if (count) {
- /* NOTE: we CANNOT use udf_add_aext here, as it can try to allocate
- a new block, and since we hold the super block lock already
- very bad things would happen :)
-
- We copy the behavior of udf_add_aext, but instead of
- trying to allocate a new block close to the existing one,
- we just steal a block from the extent we are trying to add.
-
- It would be nice if the blocks were close together, but it
- isn't required.
+ /*
+ * NOTE: we CANNOT use udf_add_aext here, as it can try to allocate
+ * a new block, and since we hold the super block lock already
+ * very bad things would happen :)
+ *
+ * We copy the behavior of udf_add_aext, but instead of
+ * trying to allocate a new block close to the existing one,
+ * we just steal a block from the extent we are trying to add.
+ *
+ * It would be nice if the blocks were close together, but it
+ * isn't required.
*/
int adsize;
@@ -553,13 +506,14 @@
struct allocExtDesc *aed;
eloc.logicalBlockNum = start;
- elen = EXT_RECORDED_ALLOCATED | (count << sb->s_blocksize_bits);
+ elen = EXT_RECORDED_ALLOCATED |
+ (count << sb->s_blocksize_bits);
- if (UDF_I_ALLOCTYPE(table) == ICBTAG_FLAG_AD_SHORT)
+ if (UDF_I_ALLOCTYPE(table) == ICBTAG_FLAG_AD_SHORT) {
adsize = sizeof(short_ad);
- else if (UDF_I_ALLOCTYPE(table) == ICBTAG_FLAG_AD_LONG)
+ } else if (UDF_I_ALLOCTYPE(table) == ICBTAG_FLAG_AD_LONG) {
adsize = sizeof(long_ad);
- else {
+ } else {
brelse(oepos.bh);
brelse(epos.bh);
goto error_return;
@@ -577,28 +531,21 @@
eloc.logicalBlockNum++;
elen -= sb->s_blocksize;
- if (!(epos.bh = udf_tread(sb,
- udf_get_lb_pblock(sb,
- epos.block,
- 0)))) {
+ if (!(epos.bh = udf_tread(sb, udf_get_lb_pblock(sb, epos.block, 0)))) {
brelse(oepos.bh);
goto error_return;
}
aed = (struct allocExtDesc *)(epos.bh->b_data);
- aed->previousAllocExtLocation =
- cpu_to_le32(oepos.block.logicalBlockNum);
+ aed->previousAllocExtLocation = cpu_to_le32(oepos.block.logicalBlockNum);
if (epos.offset + adsize > sb->s_blocksize) {
loffset = epos.offset;
aed->lengthAllocDescs = cpu_to_le32(adsize);
sptr = UDF_I_DATA(inode) + epos.offset -
- udf_file_entry_alloc_offset(inode) +
- UDF_I_LENEATTR(inode) - adsize;
- dptr =
- epos.bh->b_data +
- sizeof(struct allocExtDesc);
+ udf_file_entry_alloc_offset(inode) +
+ UDF_I_LENEATTR(inode) - adsize;
+ dptr = epos.bh->b_data + sizeof(struct allocExtDesc);
memcpy(dptr, sptr, adsize);
- epos.offset =
- sizeof(struct allocExtDesc) + adsize;
+ epos.offset = sizeof(struct allocExtDesc) + adsize;
} else {
loffset = epos.offset + adsize;
aed->lengthAllocDescs = cpu_to_le32(0);
@@ -606,60 +553,46 @@
epos.offset = sizeof(struct allocExtDesc);
if (oepos.bh) {
- aed =
- (struct allocExtDesc *)oepos.bh->
- b_data;
+ aed = (struct allocExtDesc *)oepos.bh->b_data;
aed->lengthAllocDescs =
- cpu_to_le32(le32_to_cpu
- (aed->
- lengthAllocDescs) +
- adsize);
+ cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) + adsize);
} else {
UDF_I_LENALLOC(table) += adsize;
mark_inode_dirty(table);
}
}
if (UDF_SB_UDFREV(sb) >= 0x0200)
- udf_new_tag(epos.bh->b_data, TAG_IDENT_AED, 3,
- 1, epos.block.logicalBlockNum,
- sizeof(tag));
+ udf_new_tag(epos.bh->b_data, TAG_IDENT_AED, 3, 1,
+ epos.block.logicalBlockNum, sizeof(tag));
else
- udf_new_tag(epos.bh->b_data, TAG_IDENT_AED, 2,
- 1, epos.block.logicalBlockNum,
- sizeof(tag));
+ udf_new_tag(epos.bh->b_data, TAG_IDENT_AED, 2, 1,
+ epos.block.logicalBlockNum, sizeof(tag));
+
switch (UDF_I_ALLOCTYPE(table)) {
- case ICBTAG_FLAG_AD_SHORT:
- {
- sad = (short_ad *) sptr;
- sad->extLength =
- cpu_to_le32
- (EXT_NEXT_EXTENT_ALLOCDECS | sb->
- s_blocksize);
- sad->extPosition =
- cpu_to_le32(epos.block.
- logicalBlockNum);
+ case ICBTAG_FLAG_AD_SHORT:
+ sad = (short_ad *)sptr;
+ sad->extLength = cpu_to_le32(
+ EXT_NEXT_EXTENT_ALLOCDECS |
+ sb->s_blocksize);
+ sad->extPosition = cpu_to_le32(epos.block.logicalBlockNum);
break;
- }
- case ICBTAG_FLAG_AD_LONG:
- {
- lad = (long_ad *) sptr;
- lad->extLength =
- cpu_to_le32
- (EXT_NEXT_EXTENT_ALLOCDECS | sb->
- s_blocksize);
- lad->extLocation =
- cpu_to_lelb(epos.block);
+ case ICBTAG_FLAG_AD_LONG:
+ lad = (long_ad *)sptr;
+ lad->extLength = cpu_to_le32(
+ EXT_NEXT_EXTENT_ALLOCDECS |
+ sb->s_blocksize);
+ lad->extLocation = cpu_to_lelb(epos.block);
break;
- }
}
if (oepos.bh) {
udf_update_tag(oepos.bh->b_data, loffset);
mark_buffer_dirty(oepos.bh);
- } else
+ } else {
mark_inode_dirty(table);
+ }
}
- if (elen) { /* It's possible that stealing the block emptied the extent */
+ if (elen) { /* It's possible that stealing the block emptied the extent */
udf_write_aext(table, &epos, eloc, elen, 1);
if (!epos.bh) {
@@ -668,9 +601,7 @@
} else {
aed = (struct allocExtDesc *)epos.bh->b_data;
aed->lengthAllocDescs =
- cpu_to_le32(le32_to_cpu
- (aed->lengthAllocDescs) +
- adsize);
+ cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) + adsize);
udf_update_tag(epos.bh->b_data, epos.offset);
mark_buffer_dirty(epos.bh);
}
@@ -680,7 +611,7 @@
brelse(epos.bh);
brelse(oepos.bh);
- error_return:
+error_return:
sb->s_dirt = 1;
mutex_unlock(&sbi->s_alloc_mutex);
return;
@@ -714,47 +645,36 @@
epos.bh = NULL;
eloc.logicalBlockNum = 0xFFFFFFFF;
- while (first_block != eloc.logicalBlockNum && (etype =
- udf_next_aext(table,
- &epos,
- &eloc,
- &elen,
- 1)) !=
- -1) {
+ while (first_block != eloc.logicalBlockNum &&
+ (etype = udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
udf_debug("eloc=%d, elen=%d, first_block=%d\n",
eloc.logicalBlockNum, elen, first_block);
- ; /* empty loop body */
+ ; /* empty loop body */
}
if (first_block == eloc.logicalBlockNum) {
epos.offset -= adsize;
alloc_count = (elen >> sb->s_blocksize_bits);
- if (inode
- && DQUOT_PREALLOC_BLOCK(inode,
- alloc_count >
- block_count ? block_count :
- alloc_count))
+ if (inode && DQUOT_PREALLOC_BLOCK(inode, alloc_count > block_count ? block_count : alloc_count)) {
alloc_count = 0;
- else if (alloc_count > block_count) {
+ } else if (alloc_count > block_count) {
alloc_count = block_count;
eloc.logicalBlockNum += alloc_count;
elen -= (alloc_count << sb->s_blocksize_bits);
- udf_write_aext(table, &epos, eloc, (etype << 30) | elen,
- 1);
- } else
- udf_delete_aext(table, epos, eloc,
- (etype << 30) | elen);
- } else
+ udf_write_aext(table, &epos, eloc, (etype << 30) | elen, 1);
+ } else {
+ udf_delete_aext(table, epos, eloc, (etype << 30) | elen);
+ }
+ } else {
alloc_count = 0;
+ }
brelse(epos.bh);
if (alloc_count && UDF_SB_LVIDBH(sb)) {
UDF_SB_LVID(sb)->freeSpaceTable[partition] =
- cpu_to_le32(le32_to_cpu
- (UDF_SB_LVID(sb)->freeSpaceTable[partition]) -
- alloc_count);
+ cpu_to_le32(le32_to_cpu(UDF_SB_LVID(sb)->freeSpaceTable[partition]) - alloc_count);
mark_buffer_dirty(UDF_SB_LVIDBH(sb));
sb->s_dirt = 1;
}
@@ -797,18 +717,17 @@
epos.block = UDF_I_LOCATION(table);
epos.bh = goal_epos.bh = NULL;
- while (spread && (etype =
- udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
+ while (spread &&
+ (etype = udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
if (goal >= eloc.logicalBlockNum) {
- if (goal <
- eloc.logicalBlockNum +
- (elen >> sb->s_blocksize_bits))
+ if (goal < eloc.logicalBlockNum + (elen >> sb->s_blocksize_bits))
nspread = 0;
else
nspread = goal - eloc.logicalBlockNum -
- (elen >> sb->s_blocksize_bits);
- } else
+ (elen >> sb->s_blocksize_bits);
+ } else {
nspread = eloc.logicalBlockNum - goal;
+ }
if (nspread < spread) {
spread = nspread;
@@ -856,9 +775,7 @@
if (UDF_SB_LVIDBH(sb)) {
UDF_SB_LVID(sb)->freeSpaceTable[partition] =
- cpu_to_le32(le32_to_cpu
- (UDF_SB_LVID(sb)->freeSpaceTable[partition]) -
- 1);
+ cpu_to_le32(le32_to_cpu(UDF_SB_LVID(sb)->freeSpaceTable[partition]) - 1);
mark_buffer_dirty(UDF_SB_LVIDBH(sb));
}
@@ -877,27 +794,23 @@
if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_UNALLOC_BITMAP) {
return udf_bitmap_free_blocks(sb, inode,
- UDF_SB_PARTMAPS(sb)[partition].
- s_uspace.s_bitmap, bloc, offset,
- count);
- } else if (UDF_SB_PARTFLAGS(sb, partition) &
- UDF_PART_FLAG_UNALLOC_TABLE) {
+ UDF_SB_PARTMAPS(sb)[partition].s_uspace.s_bitmap,
+ bloc, offset, count);
+ } else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_UNALLOC_TABLE) {
return udf_table_free_blocks(sb, inode,
- UDF_SB_PARTMAPS(sb)[partition].
- s_uspace.s_table, bloc, offset,
- count);
+ UDF_SB_PARTMAPS(sb)[partition].s_uspace.s_table,
+ bloc, offset, count);
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_FREED_BITMAP) {
return udf_bitmap_free_blocks(sb, inode,
- UDF_SB_PARTMAPS(sb)[partition].
- s_fspace.s_bitmap, bloc, offset,
- count);
+ UDF_SB_PARTMAPS(sb)[partition].s_fspace.s_bitmap,
+ bloc, offset, count);
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_FREED_TABLE) {
return udf_table_free_blocks(sb, inode,
- UDF_SB_PARTMAPS(sb)[partition].
- s_fspace.s_table, bloc, offset,
- count);
- } else
+ UDF_SB_PARTMAPS(sb)[partition].s_fspace.s_table,
+ bloc, offset, count);
+ } else {
return;
+ }
}
inline int udf_prealloc_blocks(struct super_block *sb,
@@ -907,29 +820,23 @@
{
if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_UNALLOC_BITMAP) {
return udf_bitmap_prealloc_blocks(sb, inode,
- UDF_SB_PARTMAPS(sb)
- [partition].s_uspace.s_bitmap,
- partition, first_block,
- block_count);
- } else if (UDF_SB_PARTFLAGS(sb, partition) &
- UDF_PART_FLAG_UNALLOC_TABLE) {
+ UDF_SB_PARTMAPS(sb)[partition].s_uspace.s_bitmap,
+ partition, first_block, block_count);
+ } else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_UNALLOC_TABLE) {
return udf_table_prealloc_blocks(sb, inode,
- UDF_SB_PARTMAPS(sb)[partition].
- s_uspace.s_table, partition,
- first_block, block_count);
+ UDF_SB_PARTMAPS(sb)[partition].s_uspace.s_table,
+ partition, first_block, block_count);
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_FREED_BITMAP) {
return udf_bitmap_prealloc_blocks(sb, inode,
- UDF_SB_PARTMAPS(sb)
- [partition].s_fspace.s_bitmap,
- partition, first_block,
- block_count);
+ UDF_SB_PARTMAPS(sb)[partition].s_fspace.s_bitmap,
+ partition, first_block, block_count);
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_FREED_TABLE) {
return udf_table_prealloc_blocks(sb, inode,
- UDF_SB_PARTMAPS(sb)[partition].
- s_fspace.s_table, partition,
- first_block, block_count);
- } else
+ UDF_SB_PARTMAPS(sb)[partition].s_fspace.s_table,
+ partition, first_block, block_count);
+ } else {
return 0;
+ }
}
inline int udf_new_block(struct super_block *sb,
@@ -940,26 +847,21 @@
if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_UNALLOC_BITMAP) {
ret = udf_bitmap_new_block(sb, inode,
- UDF_SB_PARTMAPS(sb)[partition].
- s_uspace.s_bitmap, partition, goal,
- err);
+ UDF_SB_PARTMAPS(sb)[partition].s_uspace.s_bitmap,
+ partition, goal, err);
return ret;
- } else if (UDF_SB_PARTFLAGS(sb, partition) &
- UDF_PART_FLAG_UNALLOC_TABLE) {
+ } else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_UNALLOC_TABLE) {
return udf_table_new_block(sb, inode,
- UDF_SB_PARTMAPS(sb)[partition].
- s_uspace.s_table, partition, goal,
- err);
+ UDF_SB_PARTMAPS(sb)[partition].s_uspace.s_table,
+ partition, goal, err);
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_FREED_BITMAP) {
return udf_bitmap_new_block(sb, inode,
- UDF_SB_PARTMAPS(sb)[partition].
- s_fspace.s_bitmap, partition, goal,
- err);
+ UDF_SB_PARTMAPS(sb)[partition].s_fspace.s_bitmap,
+ partition, goal, err);
} else if (UDF_SB_PARTFLAGS(sb, partition) & UDF_PART_FLAG_FREED_TABLE) {
return udf_table_new_block(sb, inode,
- UDF_SB_PARTMAPS(sb)[partition].
- s_fspace.s_table, partition, goal,
- err);
+ UDF_SB_PARTMAPS(sb)[partition].s_fspace.s_table,
+ partition, goal, err);
} else {
*err = -EIO;
return 0;
diff --git a/fs/udf/crc.c b/fs/udf/crc.c
index ae3d497..85aaee5 100644
--- a/fs/udf/crc.c
+++ b/fs/udf/crc.c
@@ -111,7 +111,7 @@
return 0;
}
-#endif /* defined(TEST) */
+#endif /* defined(TEST) */
/****************************************************************************/
#if defined(GENERATE)
@@ -169,4 +169,4 @@
return 0;
}
-#endif /* defined(GENERATE) */
+#endif /* defined(GENERATE) */
diff --git a/fs/udf/dir.c b/fs/udf/dir.c
index 79bab9f..9e3b9f9 100644
--- a/fs/udf/dir.c
+++ b/fs/udf/dir.c
@@ -43,10 +43,10 @@
/* readdir and lookup functions */
const struct file_operations udf_dir_operations = {
- .read = generic_read_dir,
- .readdir = udf_readdir,
- .ioctl = udf_ioctl,
- .fsync = udf_fsync_file,
+ .read = generic_read_dir,
+ .readdir = udf_readdir,
+ .ioctl = udf_ioctl,
+ .fsync = udf_fsync_file,
};
/*
@@ -83,8 +83,7 @@
lock_kernel();
if (filp->f_pos == 0) {
- if (filldir(dirent, ".", 1, filp->f_pos, dir->i_ino, DT_DIR) <
- 0) {
+ if (filldir(dirent, ".", 1, filp->f_pos, dir->i_ino, DT_DIR) < 0) {
unlock_kernel();
return 0;
}
@@ -93,7 +92,7 @@
result = do_udf_readdir(dir, filp, filldir, dirent);
unlock_kernel();
- return result;
+ return result;
}
static int
@@ -125,21 +124,20 @@
if (nf_pos == 0)
nf_pos = (udf_ext0_offset(dir) >> 2);
- fibh.soffset = fibh.eoffset =
- (nf_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2;
- if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB)
+ fibh.soffset = fibh.eoffset = (nf_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2;
+ if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) {
fibh.sbh = fibh.ebh = NULL;
- else if (inode_bmap(dir, nf_pos >> (dir->i_sb->s_blocksize_bits - 2),
- &epos, &eloc, &elen,
- &offset) == (EXT_RECORDED_ALLOCATED >> 30)) {
+ } else if (inode_bmap(dir, nf_pos >> (dir->i_sb->s_blocksize_bits - 2),
+ &epos, &eloc, &elen, &offset) == (EXT_RECORDED_ALLOCATED >> 30)) {
block = udf_get_lb_pblock(dir->i_sb, eloc, offset);
if ((++offset << dir->i_sb->s_blocksize_bits) < elen) {
if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_SHORT)
epos.offset -= sizeof(short_ad);
else if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_LONG)
epos.offset -= sizeof(long_ad);
- } else
+ } else {
offset = 0;
+ }
if (!(fibh.sbh = fibh.ebh = udf_tread(dir->i_sb, block))) {
brelse(epos.bh);
@@ -149,15 +147,11 @@
if (!(offset & ((16 >> (dir->i_sb->s_blocksize_bits - 9)) - 1))) {
i = 16 >> (dir->i_sb->s_blocksize_bits - 9);
if (i + offset > (elen >> dir->i_sb->s_blocksize_bits))
- i = (elen >> dir->i_sb->s_blocksize_bits) -
- offset;
+ i = (elen >> dir->i_sb->s_blocksize_bits) - offset;
for (num = 0; i > 0; i--) {
- block =
- udf_get_lb_pblock(dir->i_sb, eloc,
- offset + i);
+ block = udf_get_lb_pblock(dir->i_sb, eloc, offset + i);
tmp = udf_tgetblk(dir->i_sb, block);
- if (tmp && !buffer_uptodate(tmp)
- && !buffer_locked(tmp))
+ if (tmp && !buffer_uptodate(tmp) && !buffer_locked(tmp))
bha[num++] = tmp;
else
brelse(tmp);
@@ -178,7 +172,6 @@
fi = udf_fileident_read(dir, &nf_pos, &fibh, &cfi, &epos, &eloc,
&elen, &offset);
-
if (!fi) {
if (fibh.sbh != fibh.ebh)
brelse(fibh.ebh);
@@ -190,19 +183,16 @@
liu = le16_to_cpu(cfi.lengthOfImpUse);
lfi = cfi.lengthFileIdent;
- if (fibh.sbh == fibh.ebh)
+ if (fibh.sbh == fibh.ebh) {
nameptr = fi->fileIdent + liu;
- else {
+ } else {
int poffset; /* Unpaded ending offset */
- poffset =
- fibh.soffset + sizeof(struct fileIdentDesc) + liu +
- lfi;
+ poffset = fibh.soffset + sizeof(struct fileIdentDesc) + liu + lfi;
- if (poffset >= lfi)
- nameptr =
- (char *)(fibh.ebh->b_data + poffset - lfi);
- else {
+ if (poffset >= lfi) {
+ nameptr = (char *)(fibh.ebh->b_data + poffset - lfi);
+ } else {
nameptr = fname;
memcpy(nameptr, fi->fileIdent + liu,
lfi - poffset);
@@ -235,17 +225,15 @@
}
if (flen) {
- if (filldir
- (dirent, fname, flen, filp->f_pos, iblock,
- dt_type) < 0) {
+ if (filldir(dirent, fname, flen, filp->f_pos, iblock, dt_type) < 0) {
if (fibh.sbh != fibh.ebh)
brelse(fibh.ebh);
brelse(fibh.sbh);
brelse(epos.bh);
- return 0;
+ return 0;
}
}
- } /* end while */
+ } /* end while */
filp->f_pos = nf_pos + 1;
diff --git a/fs/udf/directory.c b/fs/udf/directory.c
index 8adc77c..ff8c08f 100644
--- a/fs/udf/directory.c
+++ b/fs/udf/directory.c
@@ -31,7 +31,7 @@
*error = 0;
- ad = (uint8_t *) (*bh)->b_data + *offset;
+ ad = (uint8_t *)(*bh)->b_data + *offset;
*offset += ad_size;
if (!ad) {
@@ -51,7 +51,7 @@
ad = tmpad;
remainder = dir->i_sb->s_blocksize - loffset;
- memcpy((uint8_t *) ad, (*bh)->b_data + loffset, remainder);
+ memcpy((uint8_t *)ad, (*bh)->b_data + loffset, remainder);
brelse(*bh);
block = udf_get_lb_pblock(dir->i_sb, fe_loc, ++*pos);
@@ -60,10 +60,10 @@
if (!((*bh) = udf_tread(dir->i_sb, block)))
return NULL;
- memcpy((uint8_t *) ad + remainder, (*bh)->b_data,
- ad_size - remainder);
+ memcpy((uint8_t *)ad + remainder, (*bh)->b_data, ad_size - remainder);
*offset = ad_size - remainder;
}
+
return ad;
}
#endif
@@ -86,15 +86,13 @@
(UDF_I_EFE(dir) ?
sizeof(struct extendedFileEntry) :
sizeof(struct fileEntry)),
- dir->i_sb->s_blocksize,
- &(fibh->eoffset));
-
+ dir->i_sb->s_blocksize, &(fibh->eoffset));
if (!fi)
return NULL;
*nf_pos += ((fibh->eoffset - fibh->soffset) >> 2);
- memcpy((uint8_t *) cfi, (uint8_t *) fi,
+ memcpy((uint8_t *)cfi, (uint8_t *)fi,
sizeof(struct fileIdentDesc));
return fi;
@@ -121,21 +119,14 @@
return NULL;
fibh->soffset = fibh->eoffset = 0;
- if (!
- (*offset & ((16 >> (dir->i_sb->s_blocksize_bits - 9)) - 1)))
- {
+ if (!(*offset & ((16 >> (dir->i_sb->s_blocksize_bits - 9)) - 1))) {
i = 16 >> (dir->i_sb->s_blocksize_bits - 9);
- if (i + *offset >
- (*elen >> dir->i_sb->s_blocksize_bits))
- i = (*elen >> dir->i_sb->s_blocksize_bits) -
- *offset;
+ if (i + *offset > (*elen >> dir->i_sb->s_blocksize_bits))
+ i = (*elen >> dir->i_sb->s_blocksize_bits)-*offset;
for (num = 0; i > 0; i--) {
- block =
- udf_get_lb_pblock(dir->i_sb, *eloc,
- *offset + i);
+ block = udf_get_lb_pblock(dir->i_sb, *eloc, *offset + i);
tmp = udf_tgetblk(dir->i_sb, block);
- if (tmp && !buffer_uptodate(tmp)
- && !buffer_locked(tmp))
+ if (tmp && !buffer_uptodate(tmp) && !buffer_locked(tmp))
bha[num++] = tmp;
else
brelse(tmp);
@@ -160,7 +151,7 @@
*nf_pos += ((fibh->eoffset - fibh->soffset) >> 2);
if (fibh->eoffset <= dir->i_sb->s_blocksize) {
- memcpy((uint8_t *) cfi, (uint8_t *) fi,
+ memcpy((uint8_t *)cfi, (uint8_t *)fi,
sizeof(struct fileIdentDesc));
} else if (fibh->eoffset > dir->i_sb->s_blocksize) {
int lextoffset = epos->offset;
@@ -187,21 +178,17 @@
if (sizeof(struct fileIdentDesc) > -fibh->soffset) {
int fi_len;
- memcpy((uint8_t *) cfi, (uint8_t *) fi, -fibh->soffset);
- memcpy((uint8_t *) cfi - fibh->soffset,
- fibh->ebh->b_data,
+ memcpy((uint8_t *)cfi, (uint8_t *)fi, -fibh->soffset);
+ memcpy((uint8_t *)cfi - fibh->soffset, fibh->ebh->b_data,
sizeof(struct fileIdentDesc) + fibh->soffset);
- fi_len =
- (sizeof(struct fileIdentDesc) +
- cfi->lengthFileIdent +
- le16_to_cpu(cfi->lengthOfImpUse) + 3) & ~3;
+ fi_len = (sizeof(struct fileIdentDesc) + cfi->lengthFileIdent +
+ le16_to_cpu(cfi->lengthOfImpUse) + 3) & ~3;
- *nf_pos +=
- ((fi_len - (fibh->eoffset - fibh->soffset)) >> 2);
+ *nf_pos += ((fi_len - (fibh->eoffset - fibh->soffset)) >> 2);
fibh->eoffset = fibh->soffset + fi_len;
} else {
- memcpy((uint8_t *) cfi, (uint8_t *) fi,
+ memcpy((uint8_t *)cfi, (uint8_t *)fi,
sizeof(struct fileIdentDesc));
}
}
@@ -237,9 +224,10 @@
}
if ((*offset + sizeof(struct fileIdentDesc)) > bufsize) {
lengthThisIdent = sizeof(struct fileIdentDesc);
- } else
+ } else {
lengthThisIdent = sizeof(struct fileIdentDesc) +
- fi->lengthFileIdent + le16_to_cpu(fi->lengthOfImpUse);
+ fi->lengthFileIdent + le16_to_cpu(fi->lengthOfImpUse);
+ }
/* we need to figure padding, too! */
padlen = lengthThisIdent % UDF_NAME_PAD;
@@ -270,22 +258,20 @@
return NULL;
}
- ptr =
- (uint8_t *) (fe->extendedAttr) +
- le32_to_cpu(fe->lengthExtendedAttr);
+ ptr = (uint8_t *)(fe->extendedAttr) + le32_to_cpu(fe->lengthExtendedAttr);
if ((*offset > 0) && (*offset < le32_to_cpu(fe->lengthAllocDescs))) {
ptr += *offset;
}
- ext = (extent_ad *) ptr;
+ ext = (extent_ad *)ptr;
*offset = *offset + sizeof(extent_ad);
return ext;
}
#endif
-short_ad *udf_get_fileshortad(uint8_t * ptr, int maxoffset, int *offset,
+short_ad *udf_get_fileshortad(uint8_t *ptr, int maxoffset, int *offset,
int inc)
{
short_ad *sa;
@@ -297,7 +283,7 @@
if ((*offset < 0) || ((*offset + sizeof(short_ad)) > maxoffset))
return NULL;
- else if ((sa = (short_ad *) ptr)->extLength == 0)
+ else if ((sa = (short_ad *)ptr)->extLength == 0)
return NULL;
if (inc)
@@ -305,7 +291,7 @@
return sa;
}
-long_ad *udf_get_filelongad(uint8_t * ptr, int maxoffset, int *offset, int inc)
+long_ad *udf_get_filelongad(uint8_t *ptr, int maxoffset, int *offset, int inc)
{
long_ad *la;
@@ -316,7 +302,7 @@
if ((*offset < 0) || ((*offset + sizeof(long_ad)) > maxoffset))
return NULL;
- else if ((la = (long_ad *) ptr)->extLength == 0)
+ else if ((la = (long_ad *)ptr)->extLength == 0)
return NULL;
if (inc)
diff --git a/fs/udf/ecma_167.h b/fs/udf/ecma_167.h
index 294ce2d..5638771 100644
--- a/fs/udf/ecma_167.h
+++ b/fs/udf/ecma_167.h
@@ -39,8 +39,8 @@
/* Character set specification (ECMA 167r3 1/7.2.1) */
typedef struct {
- uint8_t charSetType;
- uint8_t charSetInfo[63];
+ uint8_t charSetType;
+ uint8_t charSetInfo[63];
} __attribute__ ((packed)) charspec;
/* Character Set Type (ECMA 167r3 1/7.2.1.1) */
@@ -54,33 +54,33 @@
#define CHARSPEC_TYPE_CS7 0x07 /* (1/7.2.9) */
#define CHARSPEC_TYPE_CS8 0x08 /* (1/7.2.10) */
-typedef uint8_t dstring;
+typedef uint8_t dstring;
/* Timestamp (ECMA 167r3 1/7.3) */
typedef struct {
- __le16 typeAndTimezone;
- __le16 year;
- uint8_t month;
- uint8_t day;
- uint8_t hour;
- uint8_t minute;
- uint8_t second;
- uint8_t centiseconds;
- uint8_t hundredsOfMicroseconds;
- uint8_t microseconds;
+ __le16 typeAndTimezone;
+ __le16 year;
+ uint8_t month;
+ uint8_t day;
+ uint8_t hour;
+ uint8_t minute;
+ uint8_t second;
+ uint8_t centiseconds;
+ uint8_t hundredsOfMicroseconds;
+ uint8_t microseconds;
} __attribute__ ((packed)) timestamp;
typedef struct {
- uint16_t typeAndTimezone;
- int16_t year;
- uint8_t month;
- uint8_t day;
- uint8_t hour;
- uint8_t minute;
- uint8_t second;
- uint8_t centiseconds;
- uint8_t hundredsOfMicroseconds;
- uint8_t microseconds;
+ uint16_t typeAndTimezone;
+ int16_t year;
+ uint8_t month;
+ uint8_t day;
+ uint8_t hour;
+ uint8_t minute;
+ uint8_t second;
+ uint8_t centiseconds;
+ uint8_t hundredsOfMicroseconds;
+ uint8_t microseconds;
} __attribute__ ((packed)) kernel_timestamp;
/* Type and Time Zone (ECMA 167r3 1/7.3.1) */
@@ -92,9 +92,9 @@
/* Entity identifier (ECMA 167r3 1/7.4) */
typedef struct {
- uint8_t flags;
- uint8_t ident[23];
- uint8_t identSuffix[8];
+ uint8_t flags;
+ uint8_t ident[23];
+ uint8_t identSuffix[8];
} __attribute__ ((packed)) regid;
/* Flags (ECMA 167r3 1/7.4.1) */
@@ -104,10 +104,10 @@
/* Volume Structure Descriptor (ECMA 167r3 2/9.1) */
#define VSD_STD_ID_LEN 5
struct volStructDesc {
- uint8_t structType;
- uint8_t stdIdent[VSD_STD_ID_LEN];
- uint8_t structVersion;
- uint8_t structData[2041];
+ uint8_t structType;
+ uint8_t stdIdent[VSD_STD_ID_LEN];
+ uint8_t structVersion;
+ uint8_t structData[2041];
} __attribute__ ((packed));
/* Standard Identifier (EMCA 167r2 2/9.1.2) */
@@ -123,36 +123,36 @@
/* Beginning Extended Area Descriptor (ECMA 167r3 2/9.2) */
struct beginningExtendedAreaDesc {
- uint8_t structType;
- uint8_t stdIdent[VSD_STD_ID_LEN];
- uint8_t structVersion;
- uint8_t structData[2041];
+ uint8_t structType;
+ uint8_t stdIdent[VSD_STD_ID_LEN];
+ uint8_t structVersion;
+ uint8_t structData[2041];
} __attribute__ ((packed));
/* Terminating Extended Area Descriptor (ECMA 167r3 2/9.3) */
struct terminatingExtendedAreaDesc {
- uint8_t structType;
- uint8_t stdIdent[VSD_STD_ID_LEN];
- uint8_t structVersion;
- uint8_t structData[2041];
+ uint8_t structType;
+ uint8_t stdIdent[VSD_STD_ID_LEN];
+ uint8_t structVersion;
+ uint8_t structData[2041];
} __attribute__ ((packed));
/* Boot Descriptor (ECMA 167r3 2/9.4) */
struct bootDesc {
- uint8_t structType;
- uint8_t stdIdent[VSD_STD_ID_LEN];
- uint8_t structVersion;
- uint8_t reserved1;
- regid archType;
- regid bootIdent;
- __le32 bootExtLocation;
- __le32 bootExtLength;
- __le64 loadAddress;
- __le64 startAddress;
- timestamp descCreationDateAndTime;
- __le16 flags;
- uint8_t reserved2[32];
- uint8_t bootUse[1906];
+ uint8_t structType;
+ uint8_t stdIdent[VSD_STD_ID_LEN];
+ uint8_t structVersion;
+ uint8_t reserved1;
+ regid archType;
+ regid bootIdent;
+ __le32 bootExtLocation;
+ __le32 bootExtLength;
+ __le64 loadAddress;
+ __le64 startAddress;
+ timestamp descCreationDateAndTime;
+ __le16 flags;
+ uint8_t reserved2[32];
+ uint8_t bootUse[1906];
} __attribute__ ((packed));
/* Flags (ECMA 167r3 2/9.4.12) */
@@ -160,25 +160,25 @@
/* Extent Descriptor (ECMA 167r3 3/7.1) */
typedef struct {
- __le32 extLength;
- __le32 extLocation;
+ __le32 extLength;
+ __le32 extLocation;
} __attribute__ ((packed)) extent_ad;
typedef struct {
- uint32_t extLength;
- uint32_t extLocation;
+ uint32_t extLength;
+ uint32_t extLocation;
} kernel_extent_ad;
/* Descriptor Tag (ECMA 167r3 3/7.2) */
typedef struct {
- __le16 tagIdent;
- __le16 descVersion;
- uint8_t tagChecksum;
- uint8_t reserved;
- __le16 tagSerialNum;
- __le16 descCRC;
- __le16 descCRCLength;
- __le32 tagLocation;
+ __le16 tagIdent;
+ __le16 descVersion;
+ uint8_t tagChecksum;
+ uint8_t reserved;
+ __le16 tagSerialNum;
+ __le16 descCRC;
+ __le16 descCRCLength;
+ __le32 tagLocation;
} __attribute__ ((packed)) tag;
/* Tag Identifier (ECMA 167r3 3/7.2.1) */
@@ -194,37 +194,37 @@
/* NSR Descriptor (ECMA 167r3 3/9.1) */
struct NSRDesc {
- uint8_t structType;
- uint8_t stdIdent[VSD_STD_ID_LEN];
- uint8_t structVersion;
- uint8_t reserved;
- uint8_t structData[2040];
+ uint8_t structType;
+ uint8_t stdIdent[VSD_STD_ID_LEN];
+ uint8_t structVersion;
+ uint8_t reserved;
+ uint8_t structData[2040];
} __attribute__ ((packed));
/* Primary Volume Descriptor (ECMA 167r3 3/10.1) */
struct primaryVolDesc {
- tag descTag;
- __le32 volDescSeqNum;
- __le32 primaryVolDescNum;
- dstring volIdent[32];
- __le16 volSeqNum;
- __le16 maxVolSeqNum;
- __le16 interchangeLvl;
- __le16 maxInterchangeLvl;
- __le32 charSetList;
- __le32 maxCharSetList;
- dstring volSetIdent[128];
- charspec descCharSet;
- charspec explanatoryCharSet;
- extent_ad volAbstract;
- extent_ad volCopyright;
- regid appIdent;
- timestamp recordingDateAndTime;
- regid impIdent;
- uint8_t impUse[64];
- __le32 predecessorVolDescSeqLocation;
- __le16 flags;
- uint8_t reserved[22];
+ tag descTag;
+ __le32 volDescSeqNum;
+ __le32 primaryVolDescNum;
+ dstring volIdent[32];
+ __le16 volSeqNum;
+ __le16 maxVolSeqNum;
+ __le16 interchangeLvl;
+ __le16 maxInterchangeLvl;
+ __le32 charSetList;
+ __le32 maxCharSetList;
+ dstring volSetIdent[128];
+ charspec descCharSet;
+ charspec explanatoryCharSet;
+ extent_ad volAbstract;
+ extent_ad volCopyright;
+ regid appIdent;
+ timestamp recordingDateAndTime;
+ regid impIdent;
+ uint8_t impUse[64];
+ __le32 predecessorVolDescSeqLocation;
+ __le16 flags;
+ uint8_t reserved[22];
} __attribute__ ((packed));
/* Flags (ECMA 167r3 3/10.1.21) */
@@ -232,26 +232,26 @@
/* Anchor Volume Descriptor Pointer (ECMA 167r3 3/10.2) */
struct anchorVolDescPtr {
- tag descTag;
- extent_ad mainVolDescSeqExt;
- extent_ad reserveVolDescSeqExt;
- uint8_t reserved[480];
+ tag descTag;
+ extent_ad mainVolDescSeqExt;
+ extent_ad reserveVolDescSeqExt;
+ uint8_t reserved[480];
} __attribute__ ((packed));
/* Volume Descriptor Pointer (ECMA 167r3 3/10.3) */
struct volDescPtr {
- tag descTag;
- __le32 volDescSeqNum;
- extent_ad nextVolDescSeqExt;
- uint8_t reserved[484];
+ tag descTag;
+ __le32 volDescSeqNum;
+ extent_ad nextVolDescSeqExt;
+ uint8_t reserved[484];
} __attribute__ ((packed));
/* Implementation Use Volume Descriptor (ECMA 167r3 3/10.4) */
struct impUseVolDesc {
- tag descTag;
- __le32 volDescSeqNum;
- regid impIdent;
- uint8_t impUse[460];
+ tag descTag;
+ __le32 volDescSeqNum;
+ regid impIdent;
+ uint8_t impUse[460];
} __attribute__ ((packed));
/* Partition Descriptor (ECMA 167r3 3/10.5) */
@@ -291,26 +291,26 @@
/* Logical Volume Descriptor (ECMA 167r3 3/10.6) */
struct logicalVolDesc {
- tag descTag;
- __le32 volDescSeqNum;
- charspec descCharSet;
- dstring logicalVolIdent[128];
- __le32 logicalBlockSize;
- regid domainIdent;
- uint8_t logicalVolContentsUse[16];
- __le32 mapTableLength;
- __le32 numPartitionMaps;
- regid impIdent;
- uint8_t impUse[128];
- extent_ad integritySeqExt;
- uint8_t partitionMaps[0];
+ tag descTag;
+ __le32 volDescSeqNum;
+ charspec descCharSet;
+ dstring logicalVolIdent[128];
+ __le32 logicalBlockSize;
+ regid domainIdent;
+ uint8_t logicalVolContentsUse[16];
+ __le32 mapTableLength;
+ __le32 numPartitionMaps;
+ regid impIdent;
+ uint8_t impUse[128];
+ extent_ad integritySeqExt;
+ uint8_t partitionMaps[0];
} __attribute__ ((packed));
/* Generic Partition Map (ECMA 167r3 3/10.7.1) */
struct genericPartitionMap {
- uint8_t partitionMapType;
- uint8_t partitionMapLength;
- uint8_t partitionMapping[0];
+ uint8_t partitionMapType;
+ uint8_t partitionMapLength;
+ uint8_t partitionMapping[0];
} __attribute__ ((packed));
/* Partition Map Type (ECMA 167r3 3/10.7.1.1) */
@@ -320,45 +320,45 @@
/* Type 1 Partition Map (ECMA 167r3 3/10.7.2) */
struct genericPartitionMap1 {
- uint8_t partitionMapType;
- uint8_t partitionMapLength;
- __le16 volSeqNum;
- __le16 partitionNum;
+ uint8_t partitionMapType;
+ uint8_t partitionMapLength;
+ __le16 volSeqNum;
+ __le16 partitionNum;
} __attribute__ ((packed));
/* Type 2 Partition Map (ECMA 167r3 3/10.7.3) */
struct genericPartitionMap2 {
- uint8_t partitionMapType;
- uint8_t partitionMapLength;
- uint8_t partitionIdent[62];
+ uint8_t partitionMapType;
+ uint8_t partitionMapLength;
+ uint8_t partitionIdent[62];
} __attribute__ ((packed));
/* Unallocated Space Descriptor (ECMA 167r3 3/10.8) */
struct unallocSpaceDesc {
- tag descTag;
- __le32 volDescSeqNum;
- __le32 numAllocDescs;
- extent_ad allocDescs[0];
+ tag descTag;
+ __le32 volDescSeqNum;
+ __le32 numAllocDescs;
+ extent_ad allocDescs[0];
} __attribute__ ((packed));
/* Terminating Descriptor (ECMA 167r3 3/10.9) */
struct terminatingDesc {
- tag descTag;
- uint8_t reserved[496];
+ tag descTag;
+ uint8_t reserved[496];
} __attribute__ ((packed));
/* Logical Volume Integrity Descriptor (ECMA 167r3 3/10.10) */
struct logicalVolIntegrityDesc {
- tag descTag;
- timestamp recordingDateAndTime;
- __le32 integrityType;
- extent_ad nextIntegrityExt;
- uint8_t logicalVolContentsUse[32];
- __le32 numOfPartitions;
- __le32 lengthOfImpUse;
- __le32 freeSpaceTable[0];
- __le32 sizeTable[0];
- uint8_t impUse[0];
+ tag descTag;
+ timestamp recordingDateAndTime;
+ __le32 integrityType;
+ extent_ad nextIntegrityExt;
+ uint8_t logicalVolContentsUse[32];
+ __le32 numOfPartitions;
+ __le32 lengthOfImpUse;
+ __le32 freeSpaceTable[0];
+ __le32 sizeTable[0];
+ uint8_t impUse[0];
} __attribute__ ((packed));
/* Integrity Type (ECMA 167r3 3/10.10.3) */
@@ -367,48 +367,48 @@
/* Recorded Address (ECMA 167r3 4/7.1) */
typedef struct {
- __le32 logicalBlockNum;
- __le16 partitionReferenceNum;
+ __le32 logicalBlockNum;
+ __le16 partitionReferenceNum;
} __attribute__ ((packed)) lb_addr;
/* ... and its in-core analog */
typedef struct {
- uint32_t logicalBlockNum;
- uint16_t partitionReferenceNum;
+ uint32_t logicalBlockNum;
+ uint16_t partitionReferenceNum;
} kernel_lb_addr;
/* Short Allocation Descriptor (ECMA 167r3 4/14.14.1) */
typedef struct {
- __le32 extLength;
- __le32 extPosition;
+ __le32 extLength;
+ __le32 extPosition;
} __attribute__ ((packed)) short_ad;
/* Long Allocation Descriptor (ECMA 167r3 4/14.14.2) */
typedef struct {
- __le32 extLength;
- lb_addr extLocation;
- uint8_t impUse[6];
+ __le32 extLength;
+ lb_addr extLocation;
+ uint8_t impUse[6];
} __attribute__ ((packed)) long_ad;
typedef struct {
- uint32_t extLength;
- kernel_lb_addr extLocation;
- uint8_t impUse[6];
+ uint32_t extLength;
+ kernel_lb_addr extLocation;
+ uint8_t impUse[6];
} kernel_long_ad;
/* Extended Allocation Descriptor (ECMA 167r3 4/14.14.3) */
typedef struct {
- __le32 extLength;
- __le32 recordedLength;
- __le32 informationLength;
- lb_addr extLocation;
+ __le32 extLength;
+ __le32 recordedLength;
+ __le32 informationLength;
+ lb_addr extLocation;
} __attribute__ ((packed)) ext_ad;
typedef struct {
- uint32_t extLength;
- uint32_t recordedLength;
- uint32_t informationLength;
- kernel_lb_addr extLocation;
+ uint32_t extLength;
+ uint32_t recordedLength;
+ uint32_t informationLength;
+ kernel_lb_addr extLocation;
} kernel_ext_ad;
/* Descriptor Tag (ECMA 167r3 4/7.2 - See 3/7.2) */
@@ -428,48 +428,48 @@
/* File Set Descriptor (ECMA 167r3 4/14.1) */
struct fileSetDesc {
- tag descTag;
- timestamp recordingDateAndTime;
- __le16 interchangeLvl;
- __le16 maxInterchangeLvl;
- __le32 charSetList;
- __le32 maxCharSetList;
- __le32 fileSetNum;
- __le32 fileSetDescNum;
- charspec logicalVolIdentCharSet;
- dstring logicalVolIdent[128];
- charspec fileSetCharSet;
- dstring fileSetIdent[32];
- dstring copyrightFileIdent[32];
- dstring abstractFileIdent[32];
- long_ad rootDirectoryICB;
- regid domainIdent;
- long_ad nextExt;
- long_ad streamDirectoryICB;
- uint8_t reserved[32];
+ tag descTag;
+ timestamp recordingDateAndTime;
+ __le16 interchangeLvl;
+ __le16 maxInterchangeLvl;
+ __le32 charSetList;
+ __le32 maxCharSetList;
+ __le32 fileSetNum;
+ __le32 fileSetDescNum;
+ charspec logicalVolIdentCharSet;
+ dstring logicalVolIdent[128];
+ charspec fileSetCharSet;
+ dstring fileSetIdent[32];
+ dstring copyrightFileIdent[32];
+ dstring abstractFileIdent[32];
+ long_ad rootDirectoryICB;
+ regid domainIdent;
+ long_ad nextExt;
+ long_ad streamDirectoryICB;
+ uint8_t reserved[32];
} __attribute__ ((packed));
/* Partition Header Descriptor (ECMA 167r3 4/14.3) */
struct partitionHeaderDesc {
- short_ad unallocSpaceTable;
- short_ad unallocSpaceBitmap;
- short_ad partitionIntegrityTable;
- short_ad freedSpaceTable;
- short_ad freedSpaceBitmap;
- uint8_t reserved[88];
+ short_ad unallocSpaceTable;
+ short_ad unallocSpaceBitmap;
+ short_ad partitionIntegrityTable;
+ short_ad freedSpaceTable;
+ short_ad freedSpaceBitmap;
+ uint8_t reserved[88];
} __attribute__ ((packed));
/* File Identifier Descriptor (ECMA 167r3 4/14.4) */
struct fileIdentDesc {
- tag descTag;
- __le16 fileVersionNum;
- uint8_t fileCharacteristics;
- uint8_t lengthFileIdent;
- long_ad icb;
- __le16 lengthOfImpUse;
- uint8_t impUse[0];
- uint8_t fileIdent[0];
- uint8_t padding[0];
+ tag descTag;
+ __le16 fileVersionNum;
+ uint8_t fileCharacteristics;
+ uint8_t lengthFileIdent;
+ long_ad icb;
+ __le16 lengthOfImpUse;
+ uint8_t impUse[0];
+ uint8_t fileIdent[0];
+ uint8_t padding[0];
} __attribute__ ((packed));
/* File Characteristics (ECMA 167r3 4/14.4.3) */
@@ -481,21 +481,21 @@
/* Allocation Ext Descriptor (ECMA 167r3 4/14.5) */
struct allocExtDesc {
- tag descTag;
- __le32 previousAllocExtLocation;
- __le32 lengthAllocDescs;
+ tag descTag;
+ __le32 previousAllocExtLocation;
+ __le32 lengthAllocDescs;
} __attribute__ ((packed));
/* ICB Tag (ECMA 167r3 4/14.6) */
typedef struct {
- __le32 priorRecordedNumDirectEntries;
- __le16 strategyType;
- __le16 strategyParameter;
- __le16 numEntries;
- uint8_t reserved;
- uint8_t fileType;
- lb_addr parentICBLocation;
- __le16 flags;
+ __le32 priorRecordedNumDirectEntries;
+ __le16 strategyType;
+ __le16 strategyParameter;
+ __le16 numEntries;
+ uint8_t reserved;
+ uint8_t fileType;
+ lb_addr parentICBLocation;
+ __le16 flags;
} __attribute__ ((packed)) icbtag;
/* Strategy Type (ECMA 167r3 4/14.6.2) */
@@ -541,41 +541,41 @@
/* Indirect Entry (ECMA 167r3 4/14.7) */
struct indirectEntry {
- tag descTag;
- icbtag icbTag;
- long_ad indirectICB;
+ tag descTag;
+ icbtag icbTag;
+ long_ad indirectICB;
} __attribute__ ((packed));
/* Terminal Entry (ECMA 167r3 4/14.8) */
struct terminalEntry {
- tag descTag;
- icbtag icbTag;
+ tag descTag;
+ icbtag icbTag;
} __attribute__ ((packed));
/* File Entry (ECMA 167r3 4/14.9) */
struct fileEntry {
- tag descTag;
- icbtag icbTag;
- __le32 uid;
- __le32 gid;
- __le32 permissions;
- __le16 fileLinkCount;
- uint8_t recordFormat;
- uint8_t recordDisplayAttr;
- __le32 recordLength;
- __le64 informationLength;
- __le64 logicalBlocksRecorded;
- timestamp accessTime;
- timestamp modificationTime;
- timestamp attrTime;
- __le32 checkpoint;
- long_ad extendedAttrICB;
- regid impIdent;
- __le64 uniqueID;
- __le32 lengthExtendedAttr;
- __le32 lengthAllocDescs;
- uint8_t extendedAttr[0];
- uint8_t allocDescs[0];
+ tag descTag;
+ icbtag icbTag;
+ __le32 uid;
+ __le32 gid;
+ __le32 permissions;
+ __le16 fileLinkCount;
+ uint8_t recordFormat;
+ uint8_t recordDisplayAttr;
+ __le32 recordLength;
+ __le64 informationLength;
+ __le64 logicalBlocksRecorded;
+ timestamp accessTime;
+ timestamp modificationTime;
+ timestamp attrTime;
+ __le32 checkpoint;
+ long_ad extendedAttrICB;
+ regid impIdent;
+ __le64 uniqueID;
+ __le32 lengthExtendedAttr;
+ __le32 lengthAllocDescs;
+ uint8_t extendedAttr[0];
+ uint8_t allocDescs[0];
} __attribute__ ((packed));
/* Permissions (ECMA 167r3 4/14.9.5) */
@@ -617,51 +617,51 @@
/* Extended Attribute Header Descriptor (ECMA 167r3 4/14.10.1) */
struct extendedAttrHeaderDesc {
- tag descTag;
- __le32 impAttrLocation;
- __le32 appAttrLocation;
+ tag descTag;
+ __le32 impAttrLocation;
+ __le32 appAttrLocation;
} __attribute__ ((packed));
/* Generic Format (ECMA 167r3 4/14.10.2) */
struct genericFormat {
- __le32 attrType;
- uint8_t attrSubtype;
- uint8_t reserved[3];
- __le32 attrLength;
- uint8_t attrData[0];
+ __le32 attrType;
+ uint8_t attrSubtype;
+ uint8_t reserved[3];
+ __le32 attrLength;
+ uint8_t attrData[0];
} __attribute__ ((packed));
/* Character Set Information (ECMA 167r3 4/14.10.3) */
struct charSetInfo {
- __le32 attrType;
- uint8_t attrSubtype;
- uint8_t reserved[3];
- __le32 attrLength;
- __le32 escapeSeqLength;
- uint8_t charSetType;
- uint8_t escapeSeq[0];
+ __le32 attrType;
+ uint8_t attrSubtype;
+ uint8_t reserved[3];
+ __le32 attrLength;
+ __le32 escapeSeqLength;
+ uint8_t charSetType;
+ uint8_t escapeSeq[0];
} __attribute__ ((packed));
/* Alternate Permissions (ECMA 167r3 4/14.10.4) */
struct altPerms {
- __le32 attrType;
- uint8_t attrSubtype;
- uint8_t reserved[3];
- __le32 attrLength;
- __le16 ownerIdent;
- __le16 groupIdent;
- __le16 permission;
+ __le32 attrType;
+ uint8_t attrSubtype;
+ uint8_t reserved[3];
+ __le32 attrLength;
+ __le16 ownerIdent;
+ __le16 groupIdent;
+ __le16 permission;
} __attribute__ ((packed));
/* File Times Extended Attribute (ECMA 167r3 4/14.10.5) */
struct fileTimesExtAttr {
- __le32 attrType;
- uint8_t attrSubtype;
- uint8_t reserved[3];
- __le32 attrLength;
- __le32 dataLength;
- __le32 fileTimeExistence;
- uint8_t fileTimes;
+ __le32 attrType;
+ uint8_t attrSubtype;
+ uint8_t reserved[3];
+ __le32 attrLength;
+ __le32 dataLength;
+ __le32 fileTimeExistence;
+ uint8_t fileTimes;
} __attribute__ ((packed));
/* FileTimeExistence (ECMA 167r3 4/14.10.5.6) */
@@ -672,47 +672,47 @@
/* Information Times Extended Attribute (ECMA 167r3 4/14.10.6) */
struct infoTimesExtAttr {
- __le32 attrType;
- uint8_t attrSubtype;
- uint8_t reserved[3];
- __le32 attrLength;
- __le32 dataLength;
- __le32 infoTimeExistence;
- uint8_t infoTimes[0];
+ __le32 attrType;
+ uint8_t attrSubtype;
+ uint8_t reserved[3];
+ __le32 attrLength;
+ __le32 dataLength;
+ __le32 infoTimeExistence;
+ uint8_t infoTimes[0];
} __attribute__ ((packed));
/* Device Specification (ECMA 167r3 4/14.10.7) */
struct deviceSpec {
- __le32 attrType;
- uint8_t attrSubtype;
- uint8_t reserved[3];
- __le32 attrLength;
- __le32 impUseLength;
- __le32 majorDeviceIdent;
- __le32 minorDeviceIdent;
- uint8_t impUse[0];
+ __le32 attrType;
+ uint8_t attrSubtype;
+ uint8_t reserved[3];
+ __le32 attrLength;
+ __le32 impUseLength;
+ __le32 majorDeviceIdent;
+ __le32 minorDeviceIdent;
+ uint8_t impUse[0];
} __attribute__ ((packed));
/* Implementation Use Extended Attr (ECMA 167r3 4/14.10.8) */
struct impUseExtAttr {
- __le32 attrType;
- uint8_t attrSubtype;
- uint8_t reserved[3];
- __le32 attrLength;
- __le32 impUseLength;
- regid impIdent;
- uint8_t impUse[0];
+ __le32 attrType;
+ uint8_t attrSubtype;
+ uint8_t reserved[3];
+ __le32 attrLength;
+ __le32 impUseLength;
+ regid impIdent;
+ uint8_t impUse[0];
} __attribute__ ((packed));
/* Application Use Extended Attribute (ECMA 167r3 4/14.10.9) */
struct appUseExtAttr {
- __le32 attrType;
- uint8_t attrSubtype;
- uint8_t reserved[3];
- __le32 attrLength;
- __le32 appUseLength;
- regid appIdent;
- uint8_t appUse[0];
+ __le32 attrType;
+ uint8_t attrSubtype;
+ uint8_t reserved[3];
+ __le32 attrLength;
+ __le32 appUseLength;
+ regid appIdent;
+ uint8_t appUse[0];
} __attribute__ ((packed));
#define EXTATTR_CHAR_SET 1
@@ -725,29 +725,29 @@
/* Unallocated Space Entry (ECMA 167r3 4/14.11) */
struct unallocSpaceEntry {
- tag descTag;
- icbtag icbTag;
- __le32 lengthAllocDescs;
- uint8_t allocDescs[0];
+ tag descTag;
+ icbtag icbTag;
+ __le32 lengthAllocDescs;
+ uint8_t allocDescs[0];
} __attribute__ ((packed));
/* Space Bitmap Descriptor (ECMA 167r3 4/14.12) */
struct spaceBitmapDesc {
- tag descTag;
- __le32 numOfBits;
- __le32 numOfBytes;
- uint8_t bitmap[0];
+ tag descTag;
+ __le32 numOfBits;
+ __le32 numOfBytes;
+ uint8_t bitmap[0];
} __attribute__ ((packed));
/* Partition Integrity Entry (ECMA 167r3 4/14.13) */
struct partitionIntegrityEntry {
- tag descTag;
- icbtag icbTag;
- timestamp recordingDateAndTime;
- uint8_t integrityType;
- uint8_t reserved[175];
- regid impIdent;
- uint8_t impUse[256];
+ tag descTag;
+ icbtag icbTag;
+ timestamp recordingDateAndTime;
+ uint8_t integrityType;
+ uint8_t reserved[175];
+ regid impIdent;
+ uint8_t impUse[256];
} __attribute__ ((packed));
/* Short Allocation Descriptor (ECMA 167r3 4/14.14.1) */
@@ -764,46 +764,46 @@
/* Logical Volume Header Descriptor (ECMA 167r3 4/14.15) */
struct logicalVolHeaderDesc {
- __le64 uniqueID;
- uint8_t reserved[24];
+ __le64 uniqueID;
+ uint8_t reserved[24];
} __attribute__ ((packed));
/* Path Component (ECMA 167r3 4/14.16.1) */
struct pathComponent {
- uint8_t componentType;
- uint8_t lengthComponentIdent;
- __le16 componentFileVersionNum;
- dstring componentIdent[0];
+ uint8_t componentType;
+ uint8_t lengthComponentIdent;
+ __le16 componentFileVersionNum;
+ dstring componentIdent[0];
} __attribute__ ((packed));
/* File Entry (ECMA 167r3 4/14.17) */
struct extendedFileEntry {
- tag descTag;
- icbtag icbTag;
- __le32 uid;
- __le32 gid;
- __le32 permissions;
- __le16 fileLinkCount;
- uint8_t recordFormat;
- uint8_t recordDisplayAttr;
- __le32 recordLength;
- __le64 informationLength;
- __le64 objectSize;
- __le64 logicalBlocksRecorded;
- timestamp accessTime;
- timestamp modificationTime;
- timestamp createTime;
- timestamp attrTime;
- __le32 checkpoint;
- __le32 reserved;
- long_ad extendedAttrICB;
- long_ad streamDirectoryICB;
- regid impIdent;
- __le64 uniqueID;
- __le32 lengthExtendedAttr;
- __le32 lengthAllocDescs;
- uint8_t extendedAttr[0];
- uint8_t allocDescs[0];
+ tag descTag;
+ icbtag icbTag;
+ __le32 uid;
+ __le32 gid;
+ __le32 permissions;
+ __le16 fileLinkCount;
+ uint8_t recordFormat;
+ uint8_t recordDisplayAttr;
+ __le32 recordLength;
+ __le64 informationLength;
+ __le64 objectSize;
+ __le64 logicalBlocksRecorded;
+ timestamp accessTime;
+ timestamp modificationTime;
+ timestamp createTime;
+ timestamp attrTime;
+ __le32 checkpoint;
+ __le32 reserved;
+ long_ad extendedAttrICB;
+ long_ad streamDirectoryICB;
+ regid impIdent;
+ __le64 uniqueID;
+ __le32 lengthExtendedAttr;
+ __le32 lengthAllocDescs;
+ uint8_t extendedAttr[0];
+ uint8_t allocDescs[0];
} __attribute__ ((packed));
-#endif /* _ECMA_167_H */
+#endif /* _ECMA_167_H */
diff --git a/fs/udf/file.c b/fs/udf/file.c
index 67bf36b..5d7a4ea 100644
--- a/fs/udf/file.c
+++ b/fs/udf/file.c
@@ -30,7 +30,7 @@
#include <linux/udf_fs.h>
#include <asm/uaccess.h>
#include <linux/kernel.h>
-#include <linux/string.h> /* memset */
+#include <linux/string.h> /* memset */
#include <linux/capability.h>
#include <linux/errno.h>
#include <linux/smp_lock.h>
@@ -55,11 +55,11 @@
SetPageUptodate(page);
kunmap(page);
unlock_page(page);
+
return 0;
}
-static int udf_adinicb_writepage(struct page *page,
- struct writeback_control *wbc)
+static int udf_adinicb_writepage(struct page *page, struct writeback_control *wbc)
{
struct inode *inode = page->mapping->host;
char *kaddr;
@@ -72,6 +72,7 @@
SetPageUptodate(page);
kunmap(page);
unlock_page(page);
+
return 0;
}
@@ -100,11 +101,11 @@
}
const struct address_space_operations udf_adinicb_aops = {
- .readpage = udf_adinicb_readpage,
- .writepage = udf_adinicb_writepage,
- .sync_page = block_sync_page,
- .prepare_write = udf_adinicb_prepare_write,
- .commit_write = udf_adinicb_commit_write,
+ .readpage = udf_adinicb_readpage,
+ .writepage = udf_adinicb_writepage,
+ .sync_page = block_sync_page,
+ .prepare_write = udf_adinicb_prepare_write,
+ .commit_write = udf_adinicb_commit_write,
};
static ssize_t udf_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
@@ -122,8 +123,8 @@
else
pos = ppos;
- if (inode->i_sb->s_blocksize <
- (udf_file_entry_alloc_offset(inode) + pos + count)) {
+ if (inode->i_sb->s_blocksize < (udf_file_entry_alloc_offset(inode) +
+ pos + count)) {
udf_expand_file_adinicb(inode, pos + count, &err);
if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB) {
udf_debug("udf_expand_adinicb: err=%d\n", err);
@@ -138,9 +139,9 @@
}
retval = generic_file_aio_write(iocb, iov, nr_segs, ppos);
-
if (retval > 0)
mark_inode_dirty(inode);
+
return retval;
}
@@ -181,10 +182,12 @@
int udf_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg)
{
+ long old_block, new_block;
int result = -EINVAL;
if (file_permission(filp, MAY_READ) != 0) {
- udf_debug("no permission to access inode %lu\n", inode->i_ino);
+ udf_debug("no permission to access inode %lu\n",
+ inode->i_ino);
return -EPERM;
}
@@ -196,26 +199,19 @@
switch (cmd) {
case UDF_GETVOLIDENT:
return copy_to_user((char __user *)arg,
- UDF_SB_VOLIDENT(inode->i_sb),
- 32) ? -EFAULT : 0;
+ UDF_SB_VOLIDENT(inode->i_sb), 32) ? -EFAULT : 0;
case UDF_RELOCATE_BLOCKS:
- {
- long old, new;
-
- if (!capable(CAP_SYS_ADMIN))
- return -EACCES;
- if (get_user(old, (long __user *)arg))
- return -EFAULT;
- if ((result = udf_relocate_blocks(inode->i_sb,
- old, &new)) == 0)
- result = put_user(new, (long __user *)arg);
-
- return result;
- }
+ if (!capable(CAP_SYS_ADMIN))
+ return -EACCES;
+ if (get_user(old_block, (long __user *)arg))
+ return -EFAULT;
+ if ((result = udf_relocate_blocks(inode->i_sb,
+ old_block, &new_block)) == 0)
+ result = put_user(new_block, (long __user *)arg);
+ return result;
case UDF_GETEASIZE:
result = put_user(UDF_I_LENEATTR(inode), (int __user *)arg);
break;
-
case UDF_GETEABLOCK:
result = copy_to_user((char __user *)arg, UDF_I_DATA(inode),
UDF_I_LENEATTR(inode)) ? -EFAULT : 0;
@@ -248,16 +244,16 @@
}
const struct file_operations udf_file_operations = {
- .read = do_sync_read,
- .aio_read = generic_file_aio_read,
- .ioctl = udf_ioctl,
- .open = generic_file_open,
- .mmap = generic_file_mmap,
- .write = do_sync_write,
- .aio_write = udf_file_aio_write,
- .release = udf_release_file,
- .fsync = udf_fsync_file,
- .splice_read = generic_file_splice_read,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
+ .ioctl = udf_ioctl,
+ .open = generic_file_open,
+ .mmap = generic_file_mmap,
+ .write = do_sync_write,
+ .aio_write = udf_file_aio_write,
+ .release = udf_release_file,
+ .fsync = udf_fsync_file,
+ .splice_read = generic_file_splice_read,
};
const struct inode_operations udf_file_inode_operations = {
diff --git a/fs/udf/fsync.c b/fs/udf/fsync.c
index 7f0901c..b2c472b 100644
--- a/fs/udf/fsync.c
+++ b/fs/udf/fsync.c
@@ -32,6 +32,7 @@
int udf_fsync_file(struct file *file, struct dentry *dentry, int datasync)
{
struct inode *inode = dentry->d_inode;
+
return udf_fsync_inode(inode, datasync);
}
@@ -46,5 +47,6 @@
return err;
err |= udf_sync_inode(inode);
+
return err ? -EIO : 0;
}
diff --git a/fs/udf/ialloc.c b/fs/udf/ialloc.c
index 2eb5038..636d8f6 100644
--- a/fs/udf/ialloc.c
+++ b/fs/udf/ialloc.c
@@ -46,12 +46,10 @@
if (sbi->s_lvidbh) {
if (S_ISDIR(inode->i_mode))
UDF_SB_LVIDIU(sb)->numDirs =
- cpu_to_le32(le32_to_cpu(UDF_SB_LVIDIU(sb)->numDirs)
- - 1);
+ cpu_to_le32(le32_to_cpu(UDF_SB_LVIDIU(sb)->numDirs) - 1);
else
UDF_SB_LVIDIU(sb)->numFiles =
- cpu_to_le32(le32_to_cpu(UDF_SB_LVIDIU(sb)->numFiles)
- - 1);
+ cpu_to_le32(le32_to_cpu(UDF_SB_LVIDIU(sb)->numFiles) - 1);
mark_buffer_dirty(sbi->s_lvidbh);
}
@@ -82,10 +80,8 @@
UDF_I_NEXT_ALLOC_GOAL(inode) = 0;
UDF_I_STRAT4096(inode) = 0;
- block =
- udf_new_block(dir->i_sb, NULL,
- UDF_I_LOCATION(dir).partitionReferenceNum, start,
- err);
+ block = udf_new_block(dir->i_sb, NULL, UDF_I_LOCATION(dir).partitionReferenceNum,
+ start, err);
if (*err) {
iput(inode);
return NULL;
@@ -95,17 +91,13 @@
if (UDF_SB_LVIDBH(sb)) {
struct logicalVolHeaderDesc *lvhd;
uint64_t uniqueID;
- lvhd =
- (struct logicalVolHeaderDesc *)(UDF_SB_LVID(sb)->
- logicalVolContentsUse);
+ lvhd = (struct logicalVolHeaderDesc *)(UDF_SB_LVID(sb)->logicalVolContentsUse);
if (S_ISDIR(mode))
UDF_SB_LVIDIU(sb)->numDirs =
- cpu_to_le32(le32_to_cpu(UDF_SB_LVIDIU(sb)->numDirs)
- + 1);
+ cpu_to_le32(le32_to_cpu(UDF_SB_LVIDIU(sb)->numDirs) + 1);
else
UDF_SB_LVIDIU(sb)->numFiles =
- cpu_to_le32(le32_to_cpu(UDF_SB_LVIDIU(sb)->numFiles)
- + 1);
+ cpu_to_le32(le32_to_cpu(UDF_SB_LVIDIU(sb)->numFiles) + 1);
UDF_I_UNIQUE(inode) = uniqueID = le64_to_cpu(lvhd->uniqueID);
if (!(++uniqueID & 0x00000000FFFFFFFFUL))
uniqueID += 16;
@@ -118,12 +110,12 @@
inode->i_gid = dir->i_gid;
if (S_ISDIR(mode))
mode |= S_ISGID;
- } else
+ } else {
inode->i_gid = current->fsgid;
+ }
UDF_I_LOCATION(inode).logicalBlockNum = block;
- UDF_I_LOCATION(inode).partitionReferenceNum =
- UDF_I_LOCATION(dir).partitionReferenceNum;
+ UDF_I_LOCATION(inode).partitionReferenceNum = UDF_I_LOCATION(dir).partitionReferenceNum;
inode->i_ino = udf_get_lb_pblock(sb, UDF_I_LOCATION(inode), 0);
inode->i_blocks = 0;
UDF_I_LENEATTR(inode) = 0;
@@ -132,14 +124,10 @@
if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_USE_EXTENDED_FE)) {
UDF_I_EFE(inode) = 1;
UDF_UPDATE_UDFREV(inode->i_sb, UDF_VERS_USE_EXTENDED_FE);
- UDF_I_DATA(inode) =
- kzalloc(inode->i_sb->s_blocksize -
- sizeof(struct extendedFileEntry), GFP_KERNEL);
+ UDF_I_DATA(inode) = kzalloc(inode->i_sb->s_blocksize - sizeof(struct extendedFileEntry), GFP_KERNEL);
} else {
UDF_I_EFE(inode) = 0;
- UDF_I_DATA(inode) =
- kzalloc(inode->i_sb->s_blocksize - sizeof(struct fileEntry),
- GFP_KERNEL);
+ UDF_I_DATA(inode) = kzalloc(inode->i_sb->s_blocksize - sizeof(struct fileEntry), GFP_KERNEL);
}
if (!UDF_I_DATA(inode)) {
iput(inode);
@@ -154,7 +142,7 @@
else
UDF_I_ALLOCTYPE(inode) = ICBTAG_FLAG_AD_LONG;
inode->i_mtime = inode->i_atime = inode->i_ctime =
- UDF_I_CRTIME(inode) = current_fs_time(inode->i_sb);
+ UDF_I_CRTIME(inode) = current_fs_time(inode->i_sb);
insert_inode_hash(inode);
mark_inode_dirty(inode);
mutex_unlock(&sbi->s_alloc_mutex);
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index be6326f..0d2c416 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -97,7 +97,8 @@
unlock_kernel();
return;
- no_delete:
+
+no_delete:
clear_inode(inode);
}
@@ -144,12 +145,12 @@
}
const struct address_space_operations udf_aops = {
- .readpage = udf_readpage,
- .writepage = udf_writepage,
- .sync_page = block_sync_page,
- .prepare_write = udf_prepare_write,
- .commit_write = generic_commit_write,
- .bmap = udf_bmap,
+ .readpage = udf_readpage,
+ .writepage = udf_writepage,
+ .sync_page = block_sync_page,
+ .prepare_write = udf_prepare_write,
+ .commit_write = generic_commit_write,
+ .bmap = udf_bmap,
};
void udf_expand_file_adinicb(struct inode *inode, int newsize, int *err)
@@ -230,12 +231,10 @@
*block = udf_new_block(inode->i_sb, inode,
UDF_I_LOCATION(inode).partitionReferenceNum,
UDF_I_LOCATION(inode).logicalBlockNum, err);
-
if (!(*block))
return NULL;
newblock = udf_get_pblock(inode->i_sb, *block,
- UDF_I_LOCATION(inode).partitionReferenceNum,
- 0);
+ UDF_I_LOCATION(inode).partitionReferenceNum, 0);
if (!newblock)
return NULL;
dbh = udf_tgetblk(inode->i_sb, newblock);
@@ -247,16 +246,13 @@
unlock_buffer(dbh);
mark_buffer_dirty_inode(dbh, inode);
- sfibh.soffset = sfibh.eoffset =
- (f_pos & ((inode->i_sb->s_blocksize - 1) >> 2)) << 2;
+ sfibh.soffset = sfibh.eoffset = (f_pos & ((inode->i_sb->s_blocksize - 1) >> 2)) << 2;
sfibh.sbh = sfibh.ebh = NULL;
dfibh.soffset = dfibh.eoffset = 0;
dfibh.sbh = dfibh.ebh = dbh;
while ((f_pos < size)) {
UDF_I_ALLOCTYPE(inode) = ICBTAG_FLAG_AD_IN_ICB;
- sfi =
- udf_fileident_read(inode, &f_pos, &sfibh, &cfi, NULL, NULL,
- NULL, NULL);
+ sfi = udf_fileident_read(inode, &f_pos, &sfibh, &cfi, NULL, NULL, NULL, NULL);
if (!sfi) {
brelse(dbh);
return NULL;
@@ -267,8 +263,7 @@
dfibh.eoffset += (sfibh.eoffset - sfibh.soffset);
dfi = (struct fileIdentDesc *)(dbh->b_data + dfibh.soffset);
if (udf_write_fi(inode, sfi, dfi, &dfibh, sfi->impUse,
- sfi->fileIdent +
- le16_to_cpu(sfi->lengthOfImpUse))) {
+ sfi->fileIdent + le16_to_cpu(sfi->lengthOfImpUse))) {
UDF_I_ALLOCTYPE(inode) = ICBTAG_FLAG_AD_IN_ICB;
brelse(dbh);
return NULL;
@@ -276,12 +271,10 @@
}
mark_buffer_dirty_inode(dbh, inode);
- memset(UDF_I_DATA(inode) + UDF_I_LENEATTR(inode), 0,
- UDF_I_LENALLOC(inode));
+ memset(UDF_I_DATA(inode) + UDF_I_LENEATTR(inode), 0, UDF_I_LENALLOC(inode));
UDF_I_LENALLOC(inode) = 0;
eloc.logicalBlockNum = *block;
- eloc.partitionReferenceNum =
- UDF_I_LOCATION(inode).partitionReferenceNum;
+ eloc.partitionReferenceNum = UDF_I_LOCATION(inode).partitionReferenceNum;
elen = inode->i_size;
UDF_I_LENEXTENTS(inode) = elen;
epos.bh = NULL;
@@ -334,11 +327,12 @@
if (new)
set_buffer_new(bh_result);
map_bh(bh_result, inode->i_sb, phys);
- abort:
+
+abort:
unlock_kernel();
return err;
- abort_negative:
+abort_negative:
udf_warning(inode->i_sb, "udf_get_block", "block < 0");
goto abort;
}
@@ -346,13 +340,13 @@
static struct buffer_head *udf_getblk(struct inode *inode, long block,
int create, int *err)
{
+ struct buffer_head *bh;
struct buffer_head dummy;
dummy.b_state = 0;
dummy.b_blocknr = -1000;
*err = udf_get_block(inode, block, &dummy, create);
if (!*err && buffer_mapped(&dummy)) {
- struct buffer_head *bh;
bh = sb_getblk(inode->i_sb, dummy.b_blocknr);
if (buffer_new(&dummy)) {
lock_buffer(bh);
@@ -363,6 +357,7 @@
}
return bh;
}
+
return NULL;
}
@@ -373,42 +368,41 @@
sector_t add;
int count = 0, fake = !(last_ext->extLength & UDF_EXTENT_LENGTH_MASK);
struct super_block *sb = inode->i_sb;
- kernel_lb_addr prealloc_loc = { 0, 0 };
+ kernel_lb_addr prealloc_loc = {};
int prealloc_len = 0;
/* The previous extent is fake and we should not extend by anything
* - there's nothing to do... */
if (!blocks && fake)
return 0;
+
/* Round the last extent up to a multiple of block size */
if (last_ext->extLength & (sb->s_blocksize - 1)) {
last_ext->extLength =
- (last_ext->extLength & UDF_EXTENT_FLAG_MASK) |
- (((last_ext->extLength & UDF_EXTENT_LENGTH_MASK) +
- sb->s_blocksize - 1) & ~(sb->s_blocksize - 1));
+ (last_ext->extLength & UDF_EXTENT_FLAG_MASK) |
+ (((last_ext->extLength & UDF_EXTENT_LENGTH_MASK) +
+ sb->s_blocksize - 1) & ~(sb->s_blocksize - 1));
UDF_I_LENEXTENTS(inode) =
- (UDF_I_LENEXTENTS(inode) + sb->s_blocksize - 1) &
- ~(sb->s_blocksize - 1);
+ (UDF_I_LENEXTENTS(inode) + sb->s_blocksize - 1) &
+ ~(sb->s_blocksize - 1);
}
+
/* Last extent are just preallocated blocks? */
- if ((last_ext->extLength & UDF_EXTENT_FLAG_MASK) ==
- EXT_NOT_RECORDED_ALLOCATED) {
+ if ((last_ext->extLength & UDF_EXTENT_FLAG_MASK) == EXT_NOT_RECORDED_ALLOCATED) {
/* Save the extent so that we can reattach it to the end */
prealloc_loc = last_ext->extLocation;
prealloc_len = last_ext->extLength;
/* Mark the extent as a hole */
last_ext->extLength = EXT_NOT_RECORDED_NOT_ALLOCATED |
- (last_ext->extLength & UDF_EXTENT_LENGTH_MASK);
+ (last_ext->extLength & UDF_EXTENT_LENGTH_MASK);
last_ext->extLocation.logicalBlockNum = 0;
- last_ext->extLocation.partitionReferenceNum = 0;
+ last_ext->extLocation.partitionReferenceNum = 0;
}
+
/* Can we merge with the previous extent? */
- if ((last_ext->extLength & UDF_EXTENT_FLAG_MASK) ==
- EXT_NOT_RECORDED_NOT_ALLOCATED) {
- add =
- ((1 << 30) - sb->s_blocksize -
- (last_ext->extLength & UDF_EXTENT_LENGTH_MASK)) >> sb->
- s_blocksize_bits;
+ if ((last_ext->extLength & UDF_EXTENT_FLAG_MASK) == EXT_NOT_RECORDED_NOT_ALLOCATED) {
+ add = ((1 << 30) - sb->s_blocksize - (last_ext->extLength &
+ UDF_EXTENT_LENGTH_MASK)) >> sb->s_blocksize_bits;
if (add > blocks)
add = blocks;
blocks -= add;
@@ -419,19 +413,20 @@
udf_add_aext(inode, last_pos, last_ext->extLocation,
last_ext->extLength, 1);
count++;
- } else
- udf_write_aext(inode, last_pos, last_ext->extLocation,
- last_ext->extLength, 1);
+ } else {
+ udf_write_aext(inode, last_pos, last_ext->extLocation, last_ext->extLength, 1);
+ }
+
/* Managed to do everything necessary? */
if (!blocks)
goto out;
/* All further extents will be NOT_RECORDED_NOT_ALLOCATED */
last_ext->extLocation.logicalBlockNum = 0;
- last_ext->extLocation.partitionReferenceNum = 0;
- add = (1 << (30 - sb->s_blocksize_bits)) - 1;
- last_ext->extLength =
- EXT_NOT_RECORDED_NOT_ALLOCATED | (add << sb->s_blocksize_bits);
+ last_ext->extLocation.partitionReferenceNum = 0;
+ add = (1 << (30-sb->s_blocksize_bits)) - 1;
+ last_ext->extLength = EXT_NOT_RECORDED_NOT_ALLOCATED | (add << sb->s_blocksize_bits);
+
/* Create enough extents to cover the whole hole */
while (blocks > add) {
blocks -= add;
@@ -442,22 +437,23 @@
}
if (blocks) {
last_ext->extLength = EXT_NOT_RECORDED_NOT_ALLOCATED |
- (blocks << sb->s_blocksize_bits);
+ (blocks << sb->s_blocksize_bits);
if (udf_add_aext(inode, last_pos, last_ext->extLocation,
last_ext->extLength, 1) == -1)
return -1;
count++;
}
- out:
+
+out:
/* Do we have some preallocated blocks saved? */
if (prealloc_len) {
- if (udf_add_aext(inode, last_pos, prealloc_loc, prealloc_len, 1)
- == -1)
+ if (udf_add_aext(inode, last_pos, prealloc_loc, prealloc_len, 1) == -1)
return -1;
last_ext->extLocation = prealloc_loc;
last_ext->extLength = prealloc_len;
count++;
}
+
/* last_pos should point to the last written extent... */
if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_SHORT)
last_pos->offset -= sizeof(short_ad);
@@ -465,6 +461,7 @@
last_pos->offset -= sizeof(long_ad);
else
return -1;
+
return count;
}
@@ -490,7 +487,7 @@
prev_epos.block = UDF_I_LOCATION(inode);
prev_epos.bh = NULL;
cur_epos = next_epos = prev_epos;
- b_off = (loff_t) block << inode->i_sb->s_blocksize_bits;
+ b_off = (loff_t)block << inode->i_sb->s_blocksize_bits;
/* find the extent which contains the block we are looking for.
alternate between laarr[0] and laarr[1] for locations of the
@@ -515,8 +512,7 @@
prev_epos.offset = cur_epos.offset;
cur_epos.offset = next_epos.offset;
- if ((etype =
- udf_next_aext(inode, &next_epos, &eloc, &elen, 1)) == -1)
+ if ((etype = udf_next_aext(inode, &next_epos, &eloc, &elen, 1)) == -1)
break;
c = !c;
@@ -526,8 +522,8 @@
if (etype != (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30))
pgoal = eloc.logicalBlockNum +
- ((elen + inode->i_sb->s_blocksize - 1) >>
- inode->i_sb->s_blocksize_bits);
+ ((elen + inode->i_sb->s_blocksize - 1) >>
+ inode->i_sb->s_blocksize_bits);
count++;
} while (lbcount + elen <= b_off);
@@ -547,8 +543,8 @@
if (etype == (EXT_RECORDED_ALLOCATED >> 30)) {
if (elen & (inode->i_sb->s_blocksize - 1)) {
elen = EXT_RECORDED_ALLOCATED |
- ((elen + inode->i_sb->s_blocksize - 1) &
- ~(inode->i_sb->s_blocksize - 1));
+ ((elen + inode->i_sb->s_blocksize - 1) &
+ ~(inode->i_sb->s_blocksize - 1));
etype = udf_write_aext(inode, &cur_epos, eloc, elen, 1);
}
brelse(prev_epos.bh);
@@ -570,8 +566,7 @@
startnum = 1;
} else {
/* Create a fake extent when there's not one */
- memset(&laarr[0].extLocation, 0x00,
- sizeof(kernel_lb_addr));
+ memset(&laarr[0].extLocation, 0x00, sizeof(kernel_lb_addr));
laarr[0].extLength = EXT_NOT_RECORDED_NOT_ALLOCATED;
/* Will udf_extend_file() create real extent from a fake one? */
startnum = (offset > 0);
@@ -591,16 +586,14 @@
offset = 0;
count += ret;
/* We are not covered by a preallocated extent? */
- if ((laarr[0].extLength & UDF_EXTENT_FLAG_MASK) !=
- EXT_NOT_RECORDED_ALLOCATED) {
+ if ((laarr[0].extLength & UDF_EXTENT_FLAG_MASK) != EXT_NOT_RECORDED_ALLOCATED) {
/* Is there any real extent? - otherwise we overwrite
* the fake one... */
if (count)
c = !c;
laarr[c].extLength = EXT_NOT_RECORDED_NOT_ALLOCATED |
- inode->i_sb->s_blocksize;
- memset(&laarr[c].extLocation, 0x00,
- sizeof(kernel_lb_addr));
+ inode->i_sb->s_blocksize;
+ memset(&laarr[c].extLocation, 0x00, sizeof(kernel_lb_addr));
count++;
endnum++;
}
@@ -618,8 +611,7 @@
}
/* if the current block is located in an extent, read the next extent */
- if ((etype =
- udf_next_aext(inode, &next_epos, &eloc, &elen, 0)) != -1) {
+ if ((etype = udf_next_aext(inode, &next_epos, &eloc, &elen, 0)) != -1) {
laarr[c + 1].extLength = (etype << 30) | elen;
laarr[c + 1].extLocation = eloc;
count++;
@@ -631,24 +623,21 @@
}
/* if the current extent is not recorded but allocated, get the
- block in the extent corresponding to the requested block */
- if ((laarr[c].extLength >> 30) == (EXT_NOT_RECORDED_ALLOCATED >> 30))
+ * block in the extent corresponding to the requested block */
+ if ((laarr[c].extLength >> 30) == (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
newblocknum = laarr[c].extLocation.logicalBlockNum + offset;
- else { /* otherwise, allocate a new block */
-
+ } else { /* otherwise, allocate a new block */
if (UDF_I_NEXT_ALLOC_BLOCK(inode) == block)
goal = UDF_I_NEXT_ALLOC_GOAL(inode);
if (!goal) {
if (!(goal = pgoal))
- goal =
- UDF_I_LOCATION(inode).logicalBlockNum + 1;
+ goal = UDF_I_LOCATION(inode).logicalBlockNum + 1;
}
if (!(newblocknum = udf_new_block(inode->i_sb, inode,
- UDF_I_LOCATION(inode).
- partitionReferenceNum, goal,
- err))) {
+ UDF_I_LOCATION(inode).partitionReferenceNum,
+ goal, err))) {
brelse(prev_epos.bh);
*err = -ENOSPC;
return NULL;
@@ -657,8 +646,8 @@
}
/* if the extent the requsted block is located in contains multiple blocks,
- split the extent into at most three extents. blocks prior to requested
- block, requested block, and blocks after requested block */
+ * split the extent into at most three extents. blocks prior to requested
+ * block, requested block, and blocks after requested block */
udf_split_extents(inode, &c, offset, newblocknum, laarr, &endnum);
#ifdef UDF_PREALLOCATE
@@ -670,15 +659,14 @@
udf_merge_extents(inode, laarr, &endnum);
/* write back the new extents, inserting new extents if the new number
- of extents is greater than the old number, and deleting extents if
- the new number of extents is less than the old number */
+ * of extents is greater than the old number, and deleting extents if
+ * the new number of extents is less than the old number */
udf_update_extents(inode, laarr, startnum, endnum, &prev_epos);
brelse(prev_epos.bh);
if (!(newblock = udf_get_pblock(inode->i_sb, newblocknum,
- UDF_I_LOCATION(inode).
- partitionReferenceNum, 0))) {
+ UDF_I_LOCATION(inode).partitionReferenceNum, 0))) {
return NULL;
}
*phys = newblock;
@@ -692,6 +680,7 @@
udf_sync_inode(inode);
else
mark_inode_dirty(inode);
+
return result;
}
@@ -701,16 +690,15 @@
int *endnum)
{
if ((laarr[*c].extLength >> 30) == (EXT_NOT_RECORDED_ALLOCATED >> 30) ||
- (laarr[*c].extLength >> 30) ==
- (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30)) {
+ (laarr[*c].extLength >> 30) == (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30)) {
int curr = *c;
int blen = ((laarr[curr].extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits;
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits;
int8_t etype = (laarr[curr].extLength >> 30);
- if (blen == 1) ;
- else if (!offset || blen == offset + 1) {
+ if (blen == 1) {
+ ;
+ } else if (!offset || blen == offset + 1) {
laarr[curr + 2] = laarr[curr + 1];
laarr[curr + 1] = laarr[curr];
} else {
@@ -720,20 +708,15 @@
if (offset) {
if (etype == (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
- udf_free_blocks(inode->i_sb, inode,
- laarr[curr].extLocation, 0,
- offset);
- laarr[curr].extLength =
- EXT_NOT_RECORDED_NOT_ALLOCATED | (offset <<
- inode->
- i_sb->
- s_blocksize_bits);
+ udf_free_blocks(inode->i_sb, inode, laarr[curr].extLocation, 0, offset);
+ laarr[curr].extLength = EXT_NOT_RECORDED_NOT_ALLOCATED |
+ (offset << inode->i_sb->s_blocksize_bits);
laarr[curr].extLocation.logicalBlockNum = 0;
- laarr[curr].extLocation.partitionReferenceNum =
- 0;
- } else
+ laarr[curr].extLocation.partitionReferenceNum = 0;
+ } else {
laarr[curr].extLength = (etype << 30) |
- (offset << inode->i_sb->s_blocksize_bits);
+ (offset << inode->i_sb->s_blocksize_bits);
+ }
curr++;
(*c)++;
(*endnum)++;
@@ -742,18 +725,16 @@
laarr[curr].extLocation.logicalBlockNum = newblocknum;
if (etype == (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30))
laarr[curr].extLocation.partitionReferenceNum =
- UDF_I_LOCATION(inode).partitionReferenceNum;
+ UDF_I_LOCATION(inode).partitionReferenceNum;
laarr[curr].extLength = EXT_RECORDED_ALLOCATED |
- inode->i_sb->s_blocksize;
+ inode->i_sb->s_blocksize;
curr++;
if (blen != offset + 1) {
if (etype == (EXT_NOT_RECORDED_ALLOCATED >> 30))
- laarr[curr].extLocation.logicalBlockNum +=
- (offset + 1);
- laarr[curr].extLength =
- (etype << 30) | ((blen - (offset + 1)) << inode->
- i_sb->s_blocksize_bits);
+ laarr[curr].extLocation.logicalBlockNum += (offset + 1);
+ laarr[curr].extLength = (etype << 30) |
+ ((blen - (offset + 1)) << inode->i_sb->s_blocksize_bits);
curr++;
(*endnum)++;
}
@@ -772,90 +753,69 @@
else
start = c;
} else {
- if ((laarr[c + 1].extLength >> 30) ==
- (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
+ if ((laarr[c + 1].extLength >> 30) == (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
start = c + 1;
- length = currlength =
- (((laarr[c + 1].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits);
- } else
+ length = currlength = (((laarr[c + 1].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits);
+ } else {
start = c;
+ }
}
for (i = start + 1; i <= *endnum; i++) {
if (i == *endnum) {
if (lastblock)
length += UDF_DEFAULT_PREALLOC_BLOCKS;
- } else if ((laarr[i].extLength >> 30) ==
- (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30))
- length +=
- (((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits);
- else
+ } else if ((laarr[i].extLength >> 30) == (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30)) {
+ length += (((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits);
+ } else {
break;
+ }
}
if (length) {
int next = laarr[start].extLocation.logicalBlockNum +
- (((laarr[start].extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits);
+ (((laarr[start].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits);
int numalloc = udf_prealloc_blocks(inode->i_sb, inode,
- laarr[start].extLocation.
- partitionReferenceNum,
- next,
- (UDF_DEFAULT_PREALLOC_BLOCKS
- >
- length ? length :
- UDF_DEFAULT_PREALLOC_BLOCKS)
- - currlength);
-
- if (numalloc) {
- if (start == (c + 1))
+ laarr[start].extLocation.partitionReferenceNum,
+ next, (UDF_DEFAULT_PREALLOC_BLOCKS > length ? length :
+ UDF_DEFAULT_PREALLOC_BLOCKS) - currlength);
+ if (numalloc) {
+ if (start == (c + 1)) {
laarr[start].extLength +=
- (numalloc << inode->i_sb->s_blocksize_bits);
- else {
+ (numalloc << inode->i_sb->s_blocksize_bits);
+ } else {
memmove(&laarr[c + 2], &laarr[c + 1],
sizeof(long_ad) * (*endnum - (c + 1)));
(*endnum)++;
laarr[c + 1].extLocation.logicalBlockNum = next;
laarr[c + 1].extLocation.partitionReferenceNum =
- laarr[c].extLocation.partitionReferenceNum;
- laarr[c + 1].extLength =
- EXT_NOT_RECORDED_ALLOCATED | (numalloc <<
- inode->i_sb->
- s_blocksize_bits);
+ laarr[c].extLocation.partitionReferenceNum;
+ laarr[c + 1].extLength = EXT_NOT_RECORDED_ALLOCATED |
+ (numalloc << inode->i_sb->s_blocksize_bits);
start = c + 1;
}
for (i = start + 1; numalloc && i < *endnum; i++) {
- int elen =
- ((laarr[i].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits;
+ int elen = ((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits;
if (elen > numalloc) {
laarr[i].extLength -=
- (numalloc << inode->i_sb->
- s_blocksize_bits);
+ (numalloc << inode->i_sb->s_blocksize_bits);
numalloc = 0;
} else {
numalloc -= elen;
if (*endnum > (i + 1))
- memmove(&laarr[i],
- &laarr[i + 1],
- sizeof(long_ad) *
- (*endnum - (i + 1)));
+ memmove(&laarr[i], &laarr[i + 1],
+ sizeof(long_ad) * (*endnum - (i + 1)));
i--;
(*endnum)--;
}
}
- UDF_I_LENEXTENTS(inode) +=
- numalloc << inode->i_sb->s_blocksize_bits;
+ UDF_I_LENEXTENTS(inode) += numalloc << inode->i_sb->s_blocksize_bits;
}
}
}
@@ -867,119 +827,68 @@
int i;
for (i = 0; i < (*endnum - 1); i++) {
- if ((laarr[i].extLength >> 30) ==
- (laarr[i + 1].extLength >> 30)) {
- if (((laarr[i].extLength >> 30) ==
- (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30))
- ||
- ((laarr[i + 1].extLocation.logicalBlockNum -
- laarr[i].extLocation.logicalBlockNum) ==
+ if ((laarr[i].extLength >> 30) == (laarr[i + 1].extLength >> 30)) {
+ if (((laarr[i].extLength >> 30) == (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30)) ||
+ ((laarr[i + 1].extLocation.logicalBlockNum - laarr[i].extLocation.logicalBlockNum) ==
(((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits))) {
- if (((laarr[i].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- (laarr[i + 1].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) & ~UDF_EXTENT_LENGTH_MASK) {
- laarr[i + 1].extLength =
- (laarr[i + 1].extLength -
- (laarr[i].
- extLength &
- UDF_EXTENT_LENGTH_MASK) +
- UDF_EXTENT_LENGTH_MASK) & ~(inode->
- i_sb->
- s_blocksize
- - 1);
- laarr[i].extLength =
- (laarr[i].
- extLength & UDF_EXTENT_FLAG_MASK) +
- (UDF_EXTENT_LENGTH_MASK + 1) -
- inode->i_sb->s_blocksize;
- laarr[i +
- 1].extLocation.logicalBlockNum =
- laarr[i].extLocation.
- logicalBlockNum +
- ((laarr[i].
- extLength &
- UDF_EXTENT_LENGTH_MASK) >> inode->
- i_sb->s_blocksize_bits);
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits))) {
+ if (((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ (laarr[i + 1].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) & ~UDF_EXTENT_LENGTH_MASK) {
+ laarr[i + 1].extLength = (laarr[i + 1].extLength -
+ (laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ UDF_EXTENT_LENGTH_MASK) & ~(inode->i_sb->s_blocksize - 1);
+ laarr[i].extLength = (laarr[i].extLength & UDF_EXTENT_FLAG_MASK) +
+ (UDF_EXTENT_LENGTH_MASK + 1) - inode->i_sb->s_blocksize;
+ laarr[i + 1].extLocation.logicalBlockNum =
+ laarr[i].extLocation.logicalBlockNum +
+ ((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) >>
+ inode->i_sb->s_blocksize_bits);
} else {
- laarr[i].extLength =
- laarr[i + 1].extLength +
- (((laarr[i].
- extLength &
- UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) & ~(inode->i_sb->s_blocksize -
- 1));
+ laarr[i].extLength = laarr[i + 1].extLength +
+ (((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) & ~(inode->i_sb->s_blocksize - 1));
if (*endnum > (i + 2))
- memmove(&laarr[i + 1],
- &laarr[i + 2],
- sizeof(long_ad) *
- (*endnum - (i + 2)));
+ memmove(&laarr[i + 1], &laarr[i + 2],
+ sizeof(long_ad) * (*endnum - (i + 2)));
i--;
(*endnum)--;
}
}
- } else
- if (((laarr[i].extLength >> 30) ==
- (EXT_NOT_RECORDED_ALLOCATED >> 30))
- && ((laarr[i + 1].extLength >> 30) ==
- (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30))) {
- udf_free_blocks(inode->i_sb, inode,
- laarr[i].extLocation, 0,
- ((laarr[i].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits);
+ } else if (((laarr[i].extLength >> 30) == (EXT_NOT_RECORDED_ALLOCATED >> 30)) &&
+ ((laarr[i + 1].extLength >> 30) == (EXT_NOT_RECORDED_NOT_ALLOCATED >> 30))) {
+ udf_free_blocks(inode->i_sb, inode, laarr[i].extLocation, 0,
+ ((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits);
laarr[i].extLocation.logicalBlockNum = 0;
laarr[i].extLocation.partitionReferenceNum = 0;
if (((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
(laarr[i + 1].extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) & ~UDF_EXTENT_LENGTH_MASK) {
- laarr[i + 1].extLength =
- (laarr[i + 1].extLength -
- (laarr[i].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- UDF_EXTENT_LENGTH_MASK) & ~(inode->i_sb->
- s_blocksize -
- 1);
- laarr[i].extLength =
- (laarr[i].
- extLength & UDF_EXTENT_FLAG_MASK) +
- (UDF_EXTENT_LENGTH_MASK + 1) -
- inode->i_sb->s_blocksize;
+ inode->i_sb->s_blocksize - 1) & ~UDF_EXTENT_LENGTH_MASK) {
+ laarr[i + 1].extLength = (laarr[i + 1].extLength -
+ (laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ UDF_EXTENT_LENGTH_MASK) & ~(inode->i_sb->s_blocksize - 1);
+ laarr[i].extLength = (laarr[i].extLength & UDF_EXTENT_FLAG_MASK) +
+ (UDF_EXTENT_LENGTH_MASK + 1) - inode->i_sb->s_blocksize;
} else {
laarr[i].extLength = laarr[i + 1].extLength +
- (((laarr[i].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) & ~(inode->i_sb->s_blocksize - 1));
+ (((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) & ~(inode->i_sb->s_blocksize - 1));
if (*endnum > (i + 2))
memmove(&laarr[i + 1], &laarr[i + 2],
- sizeof(long_ad) * (*endnum -
- (i + 2)));
+ sizeof(long_ad) * (*endnum - (i + 2)));
i--;
(*endnum)--;
}
- } else if ((laarr[i].extLength >> 30) ==
- (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
- udf_free_blocks(inode->i_sb, inode,
- laarr[i].extLocation, 0,
- ((laarr[i].
- extLength & UDF_EXTENT_LENGTH_MASK) +
- inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits);
+ } else if ((laarr[i].extLength >> 30) == (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
+ udf_free_blocks(inode->i_sb, inode, laarr[i].extLocation, 0,
+ ((laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) +
+ inode->i_sb->s_blocksize - 1) >> inode->i_sb->s_blocksize_bits);
laarr[i].extLocation.logicalBlockNum = 0;
laarr[i].extLocation.partitionReferenceNum = 0;
- laarr[i].extLength =
- (laarr[i].
- extLength & UDF_EXTENT_LENGTH_MASK) |
- EXT_NOT_RECORDED_NOT_ALLOCATED;
+ laarr[i].extLength = (laarr[i].extLength & UDF_EXTENT_LENGTH_MASK) |
+ EXT_NOT_RECORDED_NOT_ALLOCATED;
}
}
}
@@ -1025,10 +934,13 @@
if (buffer_uptodate(bh))
return bh;
+
ll_rw_block(READ, 1, &bh);
+
wait_on_buffer(bh);
if (buffer_uptodate(bh))
return bh;
+
brelse(bh);
*err = -EIO;
return NULL;
@@ -1047,26 +959,24 @@
lock_kernel();
if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB) {
- if (inode->i_sb->s_blocksize <
- (udf_file_entry_alloc_offset(inode) + inode->i_size)) {
+ if (inode->i_sb->s_blocksize < (udf_file_entry_alloc_offset(inode) +
+ inode->i_size)) {
udf_expand_file_adinicb(inode, inode->i_size, &err);
if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB) {
inode->i_size = UDF_I_LENALLOC(inode);
unlock_kernel();
return;
- } else
+ } else {
udf_truncate_extents(inode);
+ }
} else {
offset = inode->i_size & (inode->i_sb->s_blocksize - 1);
- memset(UDF_I_DATA(inode) + UDF_I_LENEATTR(inode) +
- offset, 0x00,
- inode->i_sb->s_blocksize - offset -
- udf_file_entry_alloc_offset(inode));
+ memset(UDF_I_DATA(inode) + UDF_I_LENEATTR(inode) + offset, 0x00,
+ inode->i_sb->s_blocksize - offset - udf_file_entry_alloc_offset(inode));
UDF_I_LENALLOC(inode) = inode->i_size;
}
} else {
- block_truncate_page(inode->i_mapping, inode->i_size,
- udf_get_block);
+ block_truncate_page(inode->i_mapping, inode->i_size, udf_get_block);
udf_truncate_extents(inode);
}
@@ -1097,7 +1007,6 @@
* i_op = NULL;
*/
bh = udf_read_ptagged(inode->i_sb, UDF_I_LOCATION(inode), 0, &ident);
-
if (!bh) {
printk(KERN_ERR "udf: udf_read_inode(ino %ld) failed !bh\n",
inode->i_ino);
@@ -1107,8 +1016,7 @@
if (ident != TAG_IDENT_FE && ident != TAG_IDENT_EFE &&
ident != TAG_IDENT_USE) {
- printk(KERN_ERR
- "udf: udf_read_inode(ino %ld) failed ident=%d\n",
+ printk(KERN_ERR "udf: udf_read_inode(ino %ld) failed ident=%d\n",
inode->i_ino, ident);
brelse(bh);
make_bad_inode(inode);
@@ -1121,9 +1029,7 @@
struct buffer_head *ibh = NULL, *nbh = NULL;
struct indirectEntry *ie;
- ibh =
- udf_read_ptagged(inode->i_sb, UDF_I_LOCATION(inode), 1,
- &ident);
+ ibh = udf_read_ptagged(inode->i_sb, UDF_I_LOCATION(inode), 1, &ident);
if (ident == TAG_IDENT_IE) {
if (ibh) {
kernel_lb_addr loc;
@@ -1132,13 +1038,10 @@
loc = lelb_to_cpu(ie->indirectICB.extLocation);
if (ie->indirectICB.extLength &&
- (nbh =
- udf_read_ptagged(inode->i_sb, loc, 0,
- &ident))) {
- if (ident == TAG_IDENT_FE
- || ident == TAG_IDENT_EFE) {
- memcpy(&UDF_I_LOCATION(inode),
- &loc,
+ (nbh = udf_read_ptagged(inode->i_sb, loc, 0, &ident))) {
+ if (ident == TAG_IDENT_FE ||
+ ident == TAG_IDENT_EFE) {
+ memcpy(&UDF_I_LOCATION(inode), &loc,
sizeof(kernel_lb_addr));
brelse(bh);
brelse(ibh);
@@ -1149,11 +1052,13 @@
brelse(nbh);
brelse(ibh);
}
- } else
+ } else {
brelse(ibh);
+ }
}
- } else
+ } else {
brelse(ibh);
+ }
} else if (le16_to_cpu(fe->icbTag.strategyType) != 4) {
printk(KERN_ERR "udf: unsupported strategy type: %d\n",
le16_to_cpu(fe->icbTag.strategyType));
@@ -1179,11 +1084,10 @@
if (le16_to_cpu(fe->icbTag.strategyType) == 4)
UDF_I_STRAT4096(inode) = 0;
- else /* if (le16_to_cpu(fe->icbTag.strategyType) == 4096) */
+ else /* if (le16_to_cpu(fe->icbTag.strategyType) == 4096) */
UDF_I_STRAT4096(inode) = 1;
- UDF_I_ALLOCTYPE(inode) =
- le16_to_cpu(fe->icbTag.flags) & ICBTAG_FLAG_AD_MASK;
+ UDF_I_ALLOCTYPE(inode) = le16_to_cpu(fe->icbTag.flags) & ICBTAG_FLAG_AD_MASK;
UDF_I_UNIQUE(inode) = 0;
UDF_I_LENEATTR(inode) = 0;
UDF_I_LENEXTENTS(inode) = 0;
@@ -1193,23 +1097,16 @@
if (le16_to_cpu(fe->descTag.tagIdent) == TAG_IDENT_EFE) {
UDF_I_EFE(inode) = 1;
UDF_I_USE(inode) = 0;
- if (udf_alloc_i_data
- (inode,
- inode->i_sb->s_blocksize -
- sizeof(struct extendedFileEntry))) {
+ if (udf_alloc_i_data(inode, inode->i_sb->s_blocksize - sizeof(struct extendedFileEntry))) {
make_bad_inode(inode);
return;
}
- memcpy(UDF_I_DATA(inode),
- bh->b_data + sizeof(struct extendedFileEntry),
- inode->i_sb->s_blocksize -
- sizeof(struct extendedFileEntry));
+ memcpy(UDF_I_DATA(inode), bh->b_data + sizeof(struct extendedFileEntry),
+ inode->i_sb->s_blocksize - sizeof(struct extendedFileEntry));
} else if (le16_to_cpu(fe->descTag.tagIdent) == TAG_IDENT_FE) {
UDF_I_EFE(inode) = 0;
UDF_I_USE(inode) = 0;
- if (udf_alloc_i_data
- (inode,
- inode->i_sb->s_blocksize - sizeof(struct fileEntry))) {
+ if (udf_alloc_i_data(inode, inode->i_sb->s_blocksize - sizeof(struct fileEntry))) {
make_bad_inode(inode);
return;
}
@@ -1219,19 +1116,13 @@
UDF_I_EFE(inode) = 0;
UDF_I_USE(inode) = 1;
UDF_I_LENALLOC(inode) =
- le32_to_cpu(((struct unallocSpaceEntry *)bh->b_data)->
- lengthAllocDescs);
- if (udf_alloc_i_data
- (inode,
- inode->i_sb->s_blocksize -
- sizeof(struct unallocSpaceEntry))) {
+ le32_to_cpu(((struct unallocSpaceEntry *)bh->b_data)->lengthAllocDescs);
+ if (udf_alloc_i_data(inode, inode->i_sb->s_blocksize - sizeof(struct unallocSpaceEntry))) {
make_bad_inode(inode);
return;
}
- memcpy(UDF_I_DATA(inode),
- bh->b_data + sizeof(struct unallocSpaceEntry),
- inode->i_sb->s_blocksize -
- sizeof(struct unallocSpaceEntry));
+ memcpy(UDF_I_DATA(inode), bh->b_data + sizeof(struct unallocSpaceEntry),
+ inode->i_sb->s_blocksize - sizeof(struct unallocSpaceEntry));
return;
}
@@ -1257,7 +1148,7 @@
if (UDF_I_EFE(inode) == 0) {
inode->i_blocks = le64_to_cpu(fe->logicalBlocksRecorded) <<
- (inode->i_sb->s_blocksize_bits - 9);
+ (inode->i_sb->s_blocksize_bits - 9);
if (udf_stamp_to_time(&convtime, &convtime_usec,
lets_to_cpu(fe->accessTime))) {
@@ -1326,78 +1217,56 @@
UDF_I_UNIQUE(inode) = le64_to_cpu(efe->uniqueID);
UDF_I_LENEATTR(inode) = le32_to_cpu(efe->lengthExtendedAttr);
UDF_I_LENALLOC(inode) = le32_to_cpu(efe->lengthAllocDescs);
- offset =
- sizeof(struct extendedFileEntry) + UDF_I_LENEATTR(inode);
+ offset = sizeof(struct extendedFileEntry) + UDF_I_LENEATTR(inode);
}
switch (fe->icbTag.fileType) {
case ICBTAG_FILE_TYPE_DIRECTORY:
- {
- inode->i_op = &udf_dir_inode_operations;
- inode->i_fop = &udf_dir_operations;
- inode->i_mode |= S_IFDIR;
- inc_nlink(inode);
- break;
- }
+ inode->i_op = &udf_dir_inode_operations;
+ inode->i_fop = &udf_dir_operations;
+ inode->i_mode |= S_IFDIR;
+ inc_nlink(inode);
+ break;
case ICBTAG_FILE_TYPE_REALTIME:
case ICBTAG_FILE_TYPE_REGULAR:
case ICBTAG_FILE_TYPE_UNDEF:
- {
- if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB)
- inode->i_data.a_ops = &udf_adinicb_aops;
- else
- inode->i_data.a_ops = &udf_aops;
- inode->i_op = &udf_file_inode_operations;
- inode->i_fop = &udf_file_operations;
- inode->i_mode |= S_IFREG;
- break;
- }
+ if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB)
+ inode->i_data.a_ops = &udf_adinicb_aops;
+ else
+ inode->i_data.a_ops = &udf_aops;
+ inode->i_op = &udf_file_inode_operations;
+ inode->i_fop = &udf_file_operations;
+ inode->i_mode |= S_IFREG;
+ break;
case ICBTAG_FILE_TYPE_BLOCK:
- {
- inode->i_mode |= S_IFBLK;
- break;
- }
+ inode->i_mode |= S_IFBLK;
+ break;
case ICBTAG_FILE_TYPE_CHAR:
- {
- inode->i_mode |= S_IFCHR;
- break;
- }
+ inode->i_mode |= S_IFCHR;
+ break;
case ICBTAG_FILE_TYPE_FIFO:
- {
- init_special_inode(inode, inode->i_mode | S_IFIFO, 0);
- break;
- }
+ init_special_inode(inode, inode->i_mode | S_IFIFO, 0);
+ break;
case ICBTAG_FILE_TYPE_SOCKET:
- {
- init_special_inode(inode, inode->i_mode | S_IFSOCK, 0);
- break;
- }
+ init_special_inode(inode, inode->i_mode | S_IFSOCK, 0);
+ break;
case ICBTAG_FILE_TYPE_SYMLINK:
- {
- inode->i_data.a_ops = &udf_symlink_aops;
- inode->i_op = &page_symlink_inode_operations;
- inode->i_mode = S_IFLNK | S_IRWXUGO;
- break;
- }
+ inode->i_data.a_ops = &udf_symlink_aops;
+ inode->i_op = &page_symlink_inode_operations;
+ inode->i_mode = S_IFLNK | S_IRWXUGO;
+ break;
default:
- {
- printk(KERN_ERR
- "udf: udf_fill_inode(ino %ld) failed unknown file type=%d\n",
- inode->i_ino, fe->icbTag.fileType);
- make_bad_inode(inode);
- return;
- }
+ printk(KERN_ERR "udf: udf_fill_inode(ino %ld) failed unknown file type=%d\n",
+ inode->i_ino, fe->icbTag.fileType);
+ make_bad_inode(inode);
+ return;
}
if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode)) {
- struct deviceSpec *dsea = (struct deviceSpec *)
- udf_get_extendedattr(inode, 12, 1);
-
+ struct deviceSpec *dsea = (struct deviceSpec *)udf_get_extendedattr(inode, 12, 1);
if (dsea) {
init_special_inode(inode, inode->i_mode,
- MKDEV(le32_to_cpu
- (dsea->majorDeviceIdent),
- le32_to_cpu(dsea->
- minorDeviceIdent)));
+ MKDEV(le32_to_cpu(dsea->majorDeviceIdent),
+ le32_to_cpu(dsea->minorDeviceIdent)));
/* Developer ID ??? */
} else {
make_bad_inode(inode);
@@ -1410,8 +1279,7 @@
UDF_I_DATA(inode) = kmalloc(size, GFP_KERNEL);
if (!UDF_I_DATA(inode)) {
- printk(KERN_ERR
- "udf:udf_alloc_i_data (ino %ld) no free memory\n",
+ printk(KERN_ERR "udf:udf_alloc_i_data (ino %ld) no free memory\n",
inode->i_ino);
return -ENOMEM;
}
@@ -1428,12 +1296,12 @@
permissions = le32_to_cpu(fe->permissions);
flags = le16_to_cpu(fe->icbTag.flags);
- mode = ((permissions) & S_IRWXO) |
- ((permissions >> 2) & S_IRWXG) |
- ((permissions >> 4) & S_IRWXU) |
- ((flags & ICBTAG_FLAG_SETUID) ? S_ISUID : 0) |
- ((flags & ICBTAG_FLAG_SETGID) ? S_ISGID : 0) |
- ((flags & ICBTAG_FLAG_STICKY) ? S_ISVTX : 0);
+ mode = (( permissions ) & S_IRWXO) |
+ (( permissions >> 2 ) & S_IRWXG) |
+ (( permissions >> 4 ) & S_IRWXU) |
+ (( flags & ICBTAG_FLAG_SETUID) ? S_ISUID : 0) |
+ (( flags & ICBTAG_FLAG_SETGID) ? S_ISGID : 0) |
+ (( flags & ICBTAG_FLAG_STICKY) ? S_ISVTX : 0);
return mode;
}
@@ -1456,9 +1324,11 @@
int udf_write_inode(struct inode *inode, int sync)
{
int ret;
+
lock_kernel();
ret = udf_update_inode(inode, sync);
unlock_kernel();
+
return ret;
}
@@ -1479,10 +1349,7 @@
kernel_timestamp cpu_time;
int err = 0;
- bh = udf_tread(inode->i_sb,
- udf_get_lb_pblock(inode->i_sb, UDF_I_LOCATION(inode),
- 0));
-
+ bh = udf_tread(inode->i_sb, udf_get_lb_pblock(inode->i_sb, UDF_I_LOCATION(inode), 0));
if (!bh) {
udf_debug("bread failure\n");
return -EIO;
@@ -1495,27 +1362,21 @@
if (le16_to_cpu(fe->descTag.tagIdent) == TAG_IDENT_USE) {
struct unallocSpaceEntry *use =
- (struct unallocSpaceEntry *)bh->b_data;
+ (struct unallocSpaceEntry *)bh->b_data;
use->lengthAllocDescs = cpu_to_le32(UDF_I_LENALLOC(inode));
- memcpy(bh->b_data + sizeof(struct unallocSpaceEntry),
- UDF_I_DATA(inode),
- inode->i_sb->s_blocksize -
- sizeof(struct unallocSpaceEntry));
- crclen =
- sizeof(struct unallocSpaceEntry) + UDF_I_LENALLOC(inode) -
- sizeof(tag);
- use->descTag.tagLocation =
- cpu_to_le32(UDF_I_LOCATION(inode).logicalBlockNum);
+ memcpy(bh->b_data + sizeof(struct unallocSpaceEntry), UDF_I_DATA(inode),
+ inode->i_sb->s_blocksize - sizeof(struct unallocSpaceEntry));
+ crclen = sizeof(struct unallocSpaceEntry) + UDF_I_LENALLOC(inode) - sizeof(tag);
+ use->descTag.tagLocation = cpu_to_le32(UDF_I_LOCATION(inode).logicalBlockNum);
use->descTag.descCRCLength = cpu_to_le16(crclen);
- use->descTag.descCRC =
- cpu_to_le16(udf_crc((char *)use + sizeof(tag), crclen, 0));
+ use->descTag.descCRC = cpu_to_le16(udf_crc((char *)use + sizeof(tag), crclen, 0));
use->descTag.tagChecksum = 0;
- for (i = 0; i < 16; i++)
+ for (i = 0; i < 16; i++) {
if (i != 4)
- use->descTag.tagChecksum +=
- ((uint8_t *) & (use->descTag))[i];
+ use->descTag.tagChecksum += ((uint8_t *)&(use->descTag))[i];
+ }
mark_buffer_dirty(bh);
brelse(bh);
@@ -1532,13 +1393,14 @@
else
fe->gid = cpu_to_le32(inode->i_gid);
- udfperms = ((inode->i_mode & S_IRWXO)) |
- ((inode->i_mode & S_IRWXG) << 2) | ((inode->i_mode & S_IRWXU) << 4);
+ udfperms = ((inode->i_mode & S_IRWXO) ) |
+ ((inode->i_mode & S_IRWXG) << 2) |
+ ((inode->i_mode & S_IRWXU) << 4);
- udfperms |= (le32_to_cpu(fe->permissions) &
- (FE_PERM_O_DELETE | FE_PERM_O_CHATTR |
- FE_PERM_G_DELETE | FE_PERM_G_CHATTR |
- FE_PERM_U_DELETE | FE_PERM_U_CHATTR));
+ udfperms |= (le32_to_cpu(fe->permissions) &
+ (FE_PERM_O_DELETE | FE_PERM_O_CHATTR |
+ FE_PERM_G_DELETE | FE_PERM_G_CHATTR |
+ FE_PERM_U_DELETE | FE_PERM_U_CHATTR));
fe->permissions = cpu_to_le32(udfperms);
if (S_ISDIR(inode->i_mode))
@@ -1550,22 +1412,20 @@
if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode)) {
regid *eid;
- struct deviceSpec *dsea = (struct deviceSpec *)
- udf_get_extendedattr(inode, 12, 1);
-
+ struct deviceSpec *dsea =
+ (struct deviceSpec *)udf_get_extendedattr(inode, 12, 1);
if (!dsea) {
dsea = (struct deviceSpec *)
- udf_add_extendedattr(inode,
- sizeof(struct deviceSpec) +
- sizeof(regid), 12, 0x3);
+ udf_add_extendedattr(inode,
+ sizeof(struct deviceSpec) +
+ sizeof(regid), 12, 0x3);
dsea->attrType = cpu_to_le32(12);
dsea->attrSubtype = 1;
- dsea->attrLength =
- cpu_to_le32(sizeof(struct deviceSpec) +
- sizeof(regid));
+ dsea->attrLength = cpu_to_le32(sizeof(struct deviceSpec) +
+ sizeof(regid));
dsea->impUseLength = cpu_to_le32(sizeof(regid));
}
- eid = (regid *) dsea->impUse;
+ eid = (regid *)dsea->impUse;
memset(eid, 0, sizeof(regid));
strcpy(eid->ident, UDF_ID_DEVELOPER);
eid->identSuffix[0] = UDF_OS_CLASS_UNIX;
@@ -1577,10 +1437,9 @@
if (UDF_I_EFE(inode) == 0) {
memcpy(bh->b_data + sizeof(struct fileEntry), UDF_I_DATA(inode),
inode->i_sb->s_blocksize - sizeof(struct fileEntry));
- fe->logicalBlocksRecorded =
- cpu_to_le64((inode->i_blocks +
- (1 << (inode->i_sb->s_blocksize_bits - 9)) -
- 1) >> (inode->i_sb->s_blocksize_bits - 9));
+ fe->logicalBlocksRecorded = cpu_to_le64(
+ (inode->i_blocks + (1 << (inode->i_sb->s_blocksize_bits - 9)) - 1) >>
+ (inode->i_sb->s_blocksize_bits - 9));
if (udf_time_to_stamp(&cpu_time, inode->i_atime))
fe->accessTime = cpu_to_lets(cpu_time);
@@ -1598,19 +1457,12 @@
fe->descTag.tagIdent = cpu_to_le16(TAG_IDENT_FE);
crclen = sizeof(struct fileEntry);
} else {
- memcpy(bh->b_data + sizeof(struct extendedFileEntry),
- UDF_I_DATA(inode),
- inode->i_sb->s_blocksize -
- sizeof(struct extendedFileEntry));
+ memcpy(bh->b_data + sizeof(struct extendedFileEntry), UDF_I_DATA(inode),
+ inode->i_sb->s_blocksize - sizeof(struct extendedFileEntry));
efe->objectSize = cpu_to_le64(inode->i_size);
- efe->logicalBlocksRecorded = cpu_to_le64((inode->i_blocks +
- (1 <<
- (inode->i_sb->
- s_blocksize_bits -
- 9)) -
- 1) >> (inode->i_sb->
- s_blocksize_bits
- - 9));
+ efe->logicalBlocksRecorded = cpu_to_le64(
+ (inode->i_blocks + (1 << (inode->i_sb->s_blocksize_bits - 9)) - 1) >>
+ (inode->i_sb->s_blocksize_bits - 9));
if (UDF_I_CRTIME(inode).tv_sec > inode->i_atime.tv_sec ||
(UDF_I_CRTIME(inode).tv_sec == inode->i_atime.tv_sec &&
@@ -1671,13 +1523,13 @@
else if (S_ISSOCK(inode->i_mode))
fe->icbTag.fileType = ICBTAG_FILE_TYPE_SOCKET;
- icbflags = UDF_I_ALLOCTYPE(inode) |
- ((inode->i_mode & S_ISUID) ? ICBTAG_FLAG_SETUID : 0) |
- ((inode->i_mode & S_ISGID) ? ICBTAG_FLAG_SETGID : 0) |
- ((inode->i_mode & S_ISVTX) ? ICBTAG_FLAG_STICKY : 0) |
- (le16_to_cpu(fe->icbTag.flags) &
- ~(ICBTAG_FLAG_AD_MASK | ICBTAG_FLAG_SETUID |
- ICBTAG_FLAG_SETGID | ICBTAG_FLAG_STICKY));
+ icbflags = UDF_I_ALLOCTYPE(inode) |
+ ((inode->i_mode & S_ISUID) ? ICBTAG_FLAG_SETUID : 0) |
+ ((inode->i_mode & S_ISGID) ? ICBTAG_FLAG_SETGID : 0) |
+ ((inode->i_mode & S_ISVTX) ? ICBTAG_FLAG_STICKY : 0) |
+ (le16_to_cpu(fe->icbTag.flags) &
+ ~(ICBTAG_FLAG_AD_MASK | ICBTAG_FLAG_SETUID |
+ ICBTAG_FLAG_SETGID | ICBTAG_FLAG_STICKY));
fe->icbTag.flags = cpu_to_le16(icbflags);
if (UDF_SB_UDFREV(inode->i_sb) >= 0x0200)
@@ -1685,18 +1537,16 @@
else
fe->descTag.descVersion = cpu_to_le16(2);
fe->descTag.tagSerialNum = cpu_to_le16(UDF_SB_SERIALNUM(inode->i_sb));
- fe->descTag.tagLocation =
- cpu_to_le32(UDF_I_LOCATION(inode).logicalBlockNum);
+ fe->descTag.tagLocation = cpu_to_le32(UDF_I_LOCATION(inode).logicalBlockNum);
crclen += UDF_I_LENEATTR(inode) + UDF_I_LENALLOC(inode) - sizeof(tag);
fe->descTag.descCRCLength = cpu_to_le16(crclen);
- fe->descTag.descCRC =
- cpu_to_le16(udf_crc((char *)fe + sizeof(tag), crclen, 0));
+ fe->descTag.descCRC = cpu_to_le16(udf_crc((char *)fe + sizeof(tag), crclen, 0));
fe->descTag.tagChecksum = 0;
- for (i = 0; i < 16; i++)
+ for (i = 0; i < 16; i++) {
if (i != 4)
- fe->descTag.tagChecksum +=
- ((uint8_t *) & (fe->descTag))[i];
+ fe->descTag.tagChecksum += ((uint8_t *)&(fe->descTag))[i];
+ }
/* write the data blocks */
mark_buffer_dirty(bh);
@@ -1709,6 +1559,7 @@
}
}
brelse(bh);
+
return err;
}
@@ -1729,8 +1580,7 @@
if (is_bad_inode(inode))
goto out_iput;
- if (ino.logicalBlockNum >=
- UDF_SB_PARTLEN(sb, ino.partitionReferenceNum)) {
+ if (ino.logicalBlockNum >= UDF_SB_PARTLEN(sb, ino.partitionReferenceNum)) {
udf_debug("block=%d, partition=%d out of range\n",
ino.logicalBlockNum, ino.partitionReferenceNum);
make_bad_inode(inode);
@@ -1739,7 +1589,7 @@
return inode;
- out_iput:
+ out_iput:
iput(inode);
return NULL;
}
@@ -1755,9 +1605,7 @@
uint8_t *ptr;
if (!epos->bh)
- ptr =
- UDF_I_DATA(inode) + epos->offset -
- udf_file_entry_alloc_offset(inode) + UDF_I_LENEATTR(inode);
+ ptr = UDF_I_DATA(inode) + epos->offset - udf_file_entry_alloc_offset(inode) + UDF_I_LENEATTR(inode);
else
ptr = epos->bh->b_data + epos->offset;
@@ -1774,18 +1622,13 @@
int err, loffset;
kernel_lb_addr obloc = epos->block;
- if (!
- (epos->block.logicalBlockNum =
- udf_new_block(inode->i_sb, NULL,
- obloc.partitionReferenceNum,
- obloc.logicalBlockNum, &err))) {
+ if (!(epos->block.logicalBlockNum = udf_new_block(inode->i_sb, NULL,
+ obloc.partitionReferenceNum,
+ obloc.logicalBlockNum, &err))) {
return -1;
}
- if (!
- (nbh =
- udf_tgetblk(inode->i_sb,
- udf_get_lb_pblock(inode->i_sb, epos->block,
- 0)))) {
+ if (!(nbh = udf_tgetblk(inode->i_sb, udf_get_lb_pblock(inode->i_sb,
+ epos->block, 0)))) {
return -1;
}
lock_buffer(nbh);
@@ -1796,8 +1639,7 @@
aed = (struct allocExtDesc *)(nbh->b_data);
if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT))
- aed->previousAllocExtLocation =
- cpu_to_le32(obloc.logicalBlockNum);
+ aed->previousAllocExtLocation = cpu_to_le32(obloc.logicalBlockNum);
if (epos->offset + adsize > inode->i_sb->s_blocksize) {
loffset = epos->offset;
aed->lengthAllocDescs = cpu_to_le32(adsize);
@@ -1814,9 +1656,7 @@
if (epos->bh) {
aed = (struct allocExtDesc *)epos->bh->b_data;
aed->lengthAllocDescs =
- cpu_to_le32(le32_to_cpu
- (aed->lengthAllocDescs) +
- adsize);
+ cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) + adsize);
} else {
UDF_I_LENALLOC(inode) += adsize;
mark_inode_dirty(inode);
@@ -1830,37 +1670,30 @@
epos->block.logicalBlockNum, sizeof(tag));
switch (UDF_I_ALLOCTYPE(inode)) {
case ICBTAG_FLAG_AD_SHORT:
- {
- sad = (short_ad *) sptr;
- sad->extLength =
- cpu_to_le32(EXT_NEXT_EXTENT_ALLOCDECS |
- inode->i_sb->s_blocksize);
- sad->extPosition =
- cpu_to_le32(epos->block.logicalBlockNum);
- break;
- }
+ sad = (short_ad *)sptr;
+ sad->extLength = cpu_to_le32(EXT_NEXT_EXTENT_ALLOCDECS |
+ inode->i_sb->s_blocksize);
+ sad->extPosition = cpu_to_le32(epos->block.logicalBlockNum);
+ break;
case ICBTAG_FLAG_AD_LONG:
- {
- lad = (long_ad *) sptr;
- lad->extLength =
- cpu_to_le32(EXT_NEXT_EXTENT_ALLOCDECS |
- inode->i_sb->s_blocksize);
- lad->extLocation = cpu_to_lelb(epos->block);
- memset(lad->impUse, 0x00, sizeof(lad->impUse));
- break;
- }
+ lad = (long_ad *)sptr;
+ lad->extLength = cpu_to_le32(EXT_NEXT_EXTENT_ALLOCDECS |
+ inode->i_sb->s_blocksize);
+ lad->extLocation = cpu_to_lelb(epos->block);
+ memset(lad->impUse, 0x00, sizeof(lad->impUse));
+ break;
}
if (epos->bh) {
- if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT)
- || UDF_SB_UDFREV(inode->i_sb) >= 0x0201)
+ if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) ||
+ UDF_SB_UDFREV(inode->i_sb) >= 0x0201)
udf_update_tag(epos->bh->b_data, loffset);
else
- udf_update_tag(epos->bh->b_data,
- sizeof(struct allocExtDesc));
+ udf_update_tag(epos->bh->b_data, sizeof(struct allocExtDesc));
mark_buffer_dirty_inode(epos->bh, inode);
brelse(epos->bh);
- } else
+ } else {
mark_inode_dirty(inode);
+ }
epos->bh = nbh;
}
@@ -1872,14 +1705,11 @@
} else {
aed = (struct allocExtDesc *)epos->bh->b_data;
aed->lengthAllocDescs =
- cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) + adsize);
- if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT)
- || UDF_SB_UDFREV(inode->i_sb) >= 0x0201)
- udf_update_tag(epos->bh->b_data,
- epos->offset + (inc ? 0 : adsize));
+ cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) + adsize);
+ if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) || UDF_SB_UDFREV(inode->i_sb) >= 0x0201)
+ udf_update_tag(epos->bh->b_data, epos->offset + (inc ? 0 : adsize));
else
- udf_update_tag(epos->bh->b_data,
- sizeof(struct allocExtDesc));
+ udf_update_tag(epos->bh->b_data, sizeof(struct allocExtDesc));
mark_buffer_dirty_inode(epos->bh, inode);
}
@@ -1891,51 +1721,47 @@
{
int adsize;
uint8_t *ptr;
+ short_ad *sad;
+ long_ad *lad;
if (!epos->bh)
- ptr =
- UDF_I_DATA(inode) + epos->offset -
- udf_file_entry_alloc_offset(inode) + UDF_I_LENEATTR(inode);
+ ptr = UDF_I_DATA(inode) + epos->offset - udf_file_entry_alloc_offset(inode) + UDF_I_LENEATTR(inode);
else
ptr = epos->bh->b_data + epos->offset;
switch (UDF_I_ALLOCTYPE(inode)) {
case ICBTAG_FLAG_AD_SHORT:
- {
- short_ad *sad = (short_ad *) ptr;
- sad->extLength = cpu_to_le32(elen);
- sad->extPosition = cpu_to_le32(eloc.logicalBlockNum);
- adsize = sizeof(short_ad);
- break;
- }
+ sad = (short_ad *)ptr;
+ sad->extLength = cpu_to_le32(elen);
+ sad->extPosition = cpu_to_le32(eloc.logicalBlockNum);
+ adsize = sizeof(short_ad);
+ break;
case ICBTAG_FLAG_AD_LONG:
- {
- long_ad *lad = (long_ad *) ptr;
- lad->extLength = cpu_to_le32(elen);
- lad->extLocation = cpu_to_lelb(eloc);
- memset(lad->impUse, 0x00, sizeof(lad->impUse));
- adsize = sizeof(long_ad);
- break;
- }
+ lad = (long_ad *)ptr;
+ lad->extLength = cpu_to_le32(elen);
+ lad->extLocation = cpu_to_lelb(eloc);
+ memset(lad->impUse, 0x00, sizeof(lad->impUse));
+ adsize = sizeof(long_ad);
+ break;
default:
return -1;
}
if (epos->bh) {
- if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT)
- || UDF_SB_UDFREV(inode->i_sb) >= 0x0201) {
- struct allocExtDesc *aed =
- (struct allocExtDesc *)epos->bh->b_data;
+ if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) ||
+ UDF_SB_UDFREV(inode->i_sb) >= 0x0201) {
+ struct allocExtDesc *aed = (struct allocExtDesc *)epos->bh->b_data;
udf_update_tag(epos->bh->b_data,
- le32_to_cpu(aed->lengthAllocDescs) +
- sizeof(struct allocExtDesc));
+ le32_to_cpu(aed->lengthAllocDescs) + sizeof(struct allocExtDesc));
}
mark_buffer_dirty_inode(epos->bh, inode);
- } else
+ } else {
mark_inode_dirty(inode);
+ }
if (inc)
epos->offset += adsize;
+
return (elen >> 30);
}
@@ -1949,14 +1775,9 @@
epos->block = *eloc;
epos->offset = sizeof(struct allocExtDesc);
brelse(epos->bh);
- if (!
- (epos->bh =
- udf_tread(inode->i_sb,
- udf_get_lb_pblock(inode->i_sb, epos->block,
- 0)))) {
+ if (!(epos->bh = udf_tread(inode->i_sb, udf_get_lb_pblock(inode->i_sb, epos->block, 0)))) {
udf_debug("reading block %d failed!\n",
- udf_get_lb_pblock(inode->i_sb, epos->block,
- 0));
+ udf_get_lb_pblock(inode->i_sb, epos->block, 0));
return -1;
}
}
@@ -1970,75 +1791,49 @@
int alen;
int8_t etype;
uint8_t *ptr;
+ short_ad *sad;
+ long_ad *lad;
+
if (!epos->bh) {
if (!epos->offset)
epos->offset = udf_file_entry_alloc_offset(inode);
- ptr =
- UDF_I_DATA(inode) + epos->offset -
- udf_file_entry_alloc_offset(inode) + UDF_I_LENEATTR(inode);
- alen =
- udf_file_entry_alloc_offset(inode) + UDF_I_LENALLOC(inode);
+ ptr = UDF_I_DATA(inode) + epos->offset - udf_file_entry_alloc_offset(inode) + UDF_I_LENEATTR(inode);
+ alen = udf_file_entry_alloc_offset(inode) + UDF_I_LENALLOC(inode);
} else {
if (!epos->offset)
epos->offset = sizeof(struct allocExtDesc);
ptr = epos->bh->b_data + epos->offset;
- alen =
- sizeof(struct allocExtDesc) +
- le32_to_cpu(((struct allocExtDesc *)epos->bh->b_data)->
- lengthAllocDescs);
+ alen = sizeof(struct allocExtDesc) +
+ le32_to_cpu(((struct allocExtDesc *)epos->bh->b_data)->lengthAllocDescs);
}
switch (UDF_I_ALLOCTYPE(inode)) {
case ICBTAG_FLAG_AD_SHORT:
- {
- short_ad *sad;
-
- if (!
- (sad =
- udf_get_fileshortad(ptr, alen, &epos->offset,
- inc)))
- return -1;
-
- etype = le32_to_cpu(sad->extLength) >> 30;
- eloc->logicalBlockNum = le32_to_cpu(sad->extPosition);
- eloc->partitionReferenceNum =
- UDF_I_LOCATION(inode).partitionReferenceNum;
- *elen =
- le32_to_cpu(sad->
- extLength) & UDF_EXTENT_LENGTH_MASK;
- break;
- }
- case ICBTAG_FLAG_AD_LONG:
- {
- long_ad *lad;
-
- if (!
- (lad =
- udf_get_filelongad(ptr, alen, &epos->offset, inc)))
- return -1;
-
- etype = le32_to_cpu(lad->extLength) >> 30;
- *eloc = lelb_to_cpu(lad->extLocation);
- *elen =
- le32_to_cpu(lad->
- extLength) & UDF_EXTENT_LENGTH_MASK;
- break;
- }
- default:
- {
- udf_debug("alloc_type = %d unsupported\n",
- UDF_I_ALLOCTYPE(inode));
+ if (!(sad = udf_get_fileshortad(ptr, alen, &epos->offset, inc)))
return -1;
- }
+ etype = le32_to_cpu(sad->extLength) >> 30;
+ eloc->logicalBlockNum = le32_to_cpu(sad->extPosition);
+ eloc->partitionReferenceNum = UDF_I_LOCATION(inode).partitionReferenceNum;
+ *elen = le32_to_cpu(sad->extLength) & UDF_EXTENT_LENGTH_MASK;
+ break;
+ case ICBTAG_FLAG_AD_LONG:
+ if (!(lad = udf_get_filelongad(ptr, alen, &epos->offset, inc)))
+ return -1;
+ etype = le32_to_cpu(lad->extLength) >> 30;
+ *eloc = lelb_to_cpu(lad->extLocation);
+ *elen = le32_to_cpu(lad->extLength) & UDF_EXTENT_LENGTH_MASK;
+ break;
+ default:
+ udf_debug("alloc_type = %d unsupported\n", UDF_I_ALLOCTYPE(inode));
+ return -1;
}
return etype;
}
-static int8_t
-udf_insert_aext(struct inode *inode, struct extent_position epos,
- kernel_lb_addr neloc, uint32_t nelen)
+static int8_t udf_insert_aext(struct inode *inode, struct extent_position epos,
+ kernel_lb_addr neloc, uint32_t nelen)
{
kernel_lb_addr oeloc;
uint32_t oelen;
@@ -2049,12 +1844,12 @@
while ((etype = udf_next_aext(inode, &epos, &oeloc, &oelen, 0)) != -1) {
udf_write_aext(inode, &epos, neloc, nelen, 1);
-
neloc = oeloc;
nelen = (etype << 30) | oelen;
}
udf_add_aext(inode, &epos, neloc, nelen, 1);
brelse(epos.bh);
+
return (nelen >> 30);
}
@@ -2105,15 +1900,12 @@
} else {
aed = (struct allocExtDesc *)oepos.bh->b_data;
aed->lengthAllocDescs =
- cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) -
- (2 * adsize));
- if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT)
- || UDF_SB_UDFREV(inode->i_sb) >= 0x0201)
- udf_update_tag(oepos.bh->b_data,
- oepos.offset - (2 * adsize));
+ cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) - (2 * adsize));
+ if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) ||
+ UDF_SB_UDFREV(inode->i_sb) >= 0x0201)
+ udf_update_tag(oepos.bh->b_data, oepos.offset - (2 * adsize));
else
- udf_update_tag(oepos.bh->b_data,
- sizeof(struct allocExtDesc));
+ udf_update_tag(oepos.bh->b_data, sizeof(struct allocExtDesc));
mark_buffer_dirty_inode(oepos.bh, inode);
}
} else {
@@ -2124,21 +1916,19 @@
} else {
aed = (struct allocExtDesc *)oepos.bh->b_data;
aed->lengthAllocDescs =
- cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) -
- adsize);
- if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT)
- || UDF_SB_UDFREV(inode->i_sb) >= 0x0201)
- udf_update_tag(oepos.bh->b_data,
- epos.offset - adsize);
+ cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) - adsize);
+ if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) ||
+ UDF_SB_UDFREV(inode->i_sb) >= 0x0201)
+ udf_update_tag(oepos.bh->b_data, epos.offset - adsize);
else
- udf_update_tag(oepos.bh->b_data,
- sizeof(struct allocExtDesc));
+ udf_update_tag(oepos.bh->b_data, sizeof(struct allocExtDesc));
mark_buffer_dirty_inode(oepos.bh, inode);
}
}
brelse(epos.bh);
brelse(oepos.bh);
+
return (elen >> 30);
}
@@ -2162,8 +1952,7 @@
do {
if ((etype = udf_next_aext(inode, pos, eloc, elen, 1)) == -1) {
- *offset =
- (bcount - lbcount) >> inode->i_sb->s_blocksize_bits;
+ *offset = (bcount - lbcount) >> inode->i_sb->s_blocksize_bits;
UDF_I_LENEXTENTS(inode) = lbcount;
return -1;
}
@@ -2180,13 +1969,12 @@
kernel_lb_addr eloc;
uint32_t elen;
sector_t offset;
- struct extent_position epos = { NULL, 0, {0, 0} };
+ struct extent_position epos = {};
int ret;
lock_kernel();
- if (inode_bmap(inode, block, &epos, &eloc, &elen, &offset) ==
- (EXT_RECORDED_ALLOCATED >> 30))
+ if (inode_bmap(inode, block, &epos, &eloc, &elen, &offset) == (EXT_RECORDED_ALLOCATED >> 30))
ret = udf_get_lb_pblock(inode->i_sb, eloc, offset);
else
ret = 0;
diff --git a/fs/udf/lowlevel.c b/fs/udf/lowlevel.c
index 4826c36..579bae7 100644
--- a/fs/udf/lowlevel.c
+++ b/fs/udf/lowlevel.c
@@ -43,7 +43,7 @@
udf_debug("XA disk: %s, vol_desc_start=%d\n",
(ms_info.xa_flag ? "yes" : "no"), ms_info.addr.lba);
#if WE_OBEY_THE_WRITTEN_STANDARDS
- if (ms_info.xa_flag) /* necessary for a valid ms_info.addr */
+ if (ms_info.xa_flag) /* necessary for a valid ms_info.addr */
#endif
vol_desc_start = ms_info.addr.lba;
} else {
@@ -57,7 +57,7 @@
struct block_device *bdev = sb->s_bdev;
unsigned long lblock = 0;
- if (ioctl_by_bdev(bdev, CDROM_LAST_WRITTEN, (unsigned long)&lblock))
+ if (ioctl_by_bdev(bdev, CDROM_LAST_WRITTEN, (unsigned long) &lblock))
lblock = bdev->bd_inode->i_size >> sb->s_blocksize_bits;
if (lblock)
diff --git a/fs/udf/misc.c b/fs/udf/misc.c
index a7f5727..15297de 100644
--- a/fs/udf/misc.c
+++ b/fs/udf/misc.c
@@ -54,15 +54,15 @@
int i;
ea = UDF_I_DATA(inode);
- if (UDF_I_LENEATTR(inode))
+ if (UDF_I_LENEATTR(inode)) {
ad = UDF_I_DATA(inode) + UDF_I_LENEATTR(inode);
- else {
+ } else {
ad = ea;
size += sizeof(struct extendedAttrHeaderDesc);
}
offset = inode->i_sb->s_blocksize - udf_file_entry_alloc_offset(inode) -
- UDF_I_LENALLOC(inode);
+ UDF_I_LENALLOC(inode);
/* TODO - Check for FreeEASpace */
@@ -76,56 +76,45 @@
if (UDF_I_LENEATTR(inode)) {
/* check checksum/crc */
- if (le16_to_cpu(eahd->descTag.tagIdent) !=
- TAG_IDENT_EAHD
- || le32_to_cpu(eahd->descTag.tagLocation) !=
- UDF_I_LOCATION(inode).logicalBlockNum) {
+ if (le16_to_cpu(eahd->descTag.tagIdent) != TAG_IDENT_EAHD ||
+ le32_to_cpu(eahd->descTag.tagLocation) != UDF_I_LOCATION(inode).logicalBlockNum) {
return NULL;
}
} else {
size -= sizeof(struct extendedAttrHeaderDesc);
- UDF_I_LENEATTR(inode) +=
- sizeof(struct extendedAttrHeaderDesc);
+ UDF_I_LENEATTR(inode) += sizeof(struct extendedAttrHeaderDesc);
eahd->descTag.tagIdent = cpu_to_le16(TAG_IDENT_EAHD);
if (UDF_SB_UDFREV(inode->i_sb) >= 0x0200)
eahd->descTag.descVersion = cpu_to_le16(3);
else
eahd->descTag.descVersion = cpu_to_le16(2);
- eahd->descTag.tagSerialNum =
- cpu_to_le16(UDF_SB_SERIALNUM(inode->i_sb));
- eahd->descTag.tagLocation =
- cpu_to_le32(UDF_I_LOCATION(inode).logicalBlockNum);
+ eahd->descTag.tagSerialNum = cpu_to_le16(UDF_SB_SERIALNUM(inode->i_sb));
+ eahd->descTag.tagLocation = cpu_to_le32(UDF_I_LOCATION(inode).logicalBlockNum);
eahd->impAttrLocation = cpu_to_le32(0xFFFFFFFF);
eahd->appAttrLocation = cpu_to_le32(0xFFFFFFFF);
}
offset = UDF_I_LENEATTR(inode);
if (type < 2048) {
- if (le32_to_cpu(eahd->appAttrLocation) <
- UDF_I_LENEATTR(inode)) {
- uint32_t aal =
- le32_to_cpu(eahd->appAttrLocation);
- memmove(&ea[offset - aal + size], &ea[aal],
- offset - aal);
+ if (le32_to_cpu(eahd->appAttrLocation) < UDF_I_LENEATTR(inode)) {
+ uint32_t aal = le32_to_cpu(eahd->appAttrLocation);
+ memmove(&ea[offset - aal + size],
+ &ea[aal], offset - aal);
offset -= aal;
eahd->appAttrLocation = cpu_to_le32(aal + size);
}
- if (le32_to_cpu(eahd->impAttrLocation) <
- UDF_I_LENEATTR(inode)) {
- uint32_t ial =
- le32_to_cpu(eahd->impAttrLocation);
- memmove(&ea[offset - ial + size], &ea[ial],
- offset - ial);
+ if (le32_to_cpu(eahd->impAttrLocation) < UDF_I_LENEATTR(inode)) {
+ uint32_t ial = le32_to_cpu(eahd->impAttrLocation);
+ memmove(&ea[offset - ial + size],
+ &ea[ial], offset - ial);
offset -= ial;
eahd->impAttrLocation = cpu_to_le32(ial + size);
}
} else if (type < 65536) {
- if (le32_to_cpu(eahd->appAttrLocation) <
- UDF_I_LENEATTR(inode)) {
- uint32_t aal =
- le32_to_cpu(eahd->appAttrLocation);
- memmove(&ea[offset - aal + size], &ea[aal],
- offset - aal);
+ if (le32_to_cpu(eahd->appAttrLocation) < UDF_I_LENEATTR(inode)) {
+ uint32_t aal = le32_to_cpu(eahd->appAttrLocation);
+ memmove(&ea[offset - aal + size],
+ &ea[aal], offset - aal);
offset -= aal;
eahd->appAttrLocation = cpu_to_le32(aal + size);
}
@@ -133,18 +122,18 @@
/* rewrite CRC + checksum of eahd */
crclen = sizeof(struct extendedAttrHeaderDesc) - sizeof(tag);
eahd->descTag.descCRCLength = cpu_to_le16(crclen);
- eahd->descTag.descCRC =
- cpu_to_le16(udf_crc((char *)eahd + sizeof(tag), crclen, 0));
+ eahd->descTag.descCRC = cpu_to_le16(udf_crc((char *)eahd +
+ sizeof(tag), crclen, 0));
eahd->descTag.tagChecksum = 0;
for (i = 0; i < 16; i++)
if (i != 4)
- eahd->descTag.tagChecksum +=
- ((uint8_t *) & (eahd->descTag))[i];
+ eahd->descTag.tagChecksum += ((uint8_t *)&(eahd->descTag))[i];
UDF_I_LENEATTR(inode) += size;
return (struct genericFormat *)&ea[offset];
}
if (loc & 0x02) {
}
+
return NULL;
}
@@ -163,8 +152,7 @@
/* check checksum/crc */
if (le16_to_cpu(eahd->descTag.tagIdent) != TAG_IDENT_EAHD ||
- le32_to_cpu(eahd->descTag.tagLocation) !=
- UDF_I_LOCATION(inode).logicalBlockNum) {
+ le32_to_cpu(eahd->descTag.tagLocation) != UDF_I_LOCATION(inode).logicalBlockNum) {
return NULL;
}
@@ -177,13 +165,13 @@
while (offset < UDF_I_LENEATTR(inode)) {
gaf = (struct genericFormat *)&ea[offset];
- if (le32_to_cpu(gaf->attrType) == type
- && gaf->attrSubtype == subtype)
+ if (le32_to_cpu(gaf->attrType) == type && gaf->attrSubtype == subtype)
return gaf;
else
offset += le32_to_cpu(gaf->attrLength);
}
}
+
return NULL;
}
@@ -216,23 +204,22 @@
return NULL;
}
- tag_p = (tag *) (bh->b_data);
+ tag_p = (tag *)(bh->b_data);
*ident = le16_to_cpu(tag_p->tagIdent);
if (location != le32_to_cpu(tag_p->tagLocation)) {
udf_debug("location mismatch block %u, tag %u != %u\n",
- block + UDF_SB_SESSION(sb),
- le32_to_cpu(tag_p->tagLocation), location);
+ block + UDF_SB_SESSION(sb), le32_to_cpu(tag_p->tagLocation), location);
goto error_out;
}
/* Verify the tag checksum */
checksum = 0U;
for (i = 0; i < 4; i++)
- checksum += (uint8_t) (bh->b_data[i]);
+ checksum += (uint8_t)(bh->b_data[i]);
for (i = 5; i < 16; i++)
- checksum += (uint8_t) (bh->b_data[i]);
+ checksum += (uint8_t)(bh->b_data[i]);
if (checksum != tag_p->tagChecksum) {
printk(KERN_ERR "udf: tag checksum failed block %d\n", block);
goto error_out;
@@ -249,16 +236,14 @@
/* Verify the descriptor CRC */
if (le16_to_cpu(tag_p->descCRCLength) + sizeof(tag) > sb->s_blocksize ||
le16_to_cpu(tag_p->descCRC) == udf_crc(bh->b_data + sizeof(tag),
- le16_to_cpu(tag_p->
- descCRCLength),
- 0)) {
+ le16_to_cpu(tag_p->descCRCLength), 0)) {
return bh;
}
udf_debug("Crc failure block %d: crc = %d, crclen = %d\n",
block + UDF_SB_SESSION(sb), le16_to_cpu(tag_p->descCRC),
le16_to_cpu(tag_p->descCRCLength));
- error_out:
+error_out:
brelse(bh);
return NULL;
}
@@ -272,7 +257,7 @@
void udf_update_tag(char *data, int length)
{
- tag *tptr = (tag *) data;
+ tag *tptr = (tag *)data;
int i;
length -= sizeof(tag);
@@ -283,13 +268,13 @@
for (i = 0; i < 16; i++)
if (i != 4)
- tptr->tagChecksum += (uint8_t) (data[i]);
+ tptr->tagChecksum += (uint8_t)(data[i]);
}
void udf_new_tag(char *data, uint16_t ident, uint16_t version, uint16_t snum,
uint32_t loc, int length)
{
- tag *tptr = (tag *) data;
+ tag *tptr = (tag *)data;
tptr->tagIdent = cpu_to_le16(ident);
tptr->descVersion = cpu_to_le16(version);
tptr->tagSerialNum = cpu_to_le16(snum);
diff --git a/fs/udf/namei.c b/fs/udf/namei.c
index 334d363..bec96a6 100644
--- a/fs/udf/namei.c
+++ b/fs/udf/namei.c
@@ -37,6 +37,7 @@
{
if (len1 != len2)
return 0;
+
return !memcmp(name1, name2, len1);
}
@@ -52,7 +53,7 @@
uint16_t liu = le16_to_cpu(cfi->lengthOfImpUse);
uint8_t lfi = cfi->lengthFileIdent;
int padlen = fibh->eoffset - fibh->soffset - liu - lfi -
- sizeof(struct fileIdentDesc);
+ sizeof(struct fileIdentDesc);
int adinicb = 0;
if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB)
@@ -61,85 +62,75 @@
offset = fibh->soffset + sizeof(struct fileIdentDesc);
if (impuse) {
- if (adinicb || (offset + liu < 0))
- memcpy((uint8_t *) sfi->impUse, impuse, liu);
- else if (offset >= 0)
+ if (adinicb || (offset + liu < 0)) {
+ memcpy((uint8_t *)sfi->impUse, impuse, liu);
+ } else if (offset >= 0) {
memcpy(fibh->ebh->b_data + offset, impuse, liu);
- else {
- memcpy((uint8_t *) sfi->impUse, impuse, -offset);
- memcpy(fibh->ebh->b_data, impuse - offset,
- liu + offset);
+ } else {
+ memcpy((uint8_t *)sfi->impUse, impuse, -offset);
+ memcpy(fibh->ebh->b_data, impuse - offset, liu + offset);
}
}
offset += liu;
if (fileident) {
- if (adinicb || (offset + lfi < 0))
- memcpy((uint8_t *) sfi->fileIdent + liu, fileident,
- lfi);
- else if (offset >= 0)
+ if (adinicb || (offset + lfi < 0)) {
+ memcpy((uint8_t *)sfi->fileIdent + liu, fileident, lfi);
+ } else if (offset >= 0) {
memcpy(fibh->ebh->b_data + offset, fileident, lfi);
- else {
- memcpy((uint8_t *) sfi->fileIdent + liu, fileident,
- -offset);
- memcpy(fibh->ebh->b_data, fileident - offset,
- lfi + offset);
+ } else {
+ memcpy((uint8_t *)sfi->fileIdent + liu, fileident, -offset);
+ memcpy(fibh->ebh->b_data, fileident - offset, lfi + offset);
}
}
offset += lfi;
- if (adinicb || (offset + padlen < 0))
- memset((uint8_t *) sfi->padding + liu + lfi, 0x00, padlen);
- else if (offset >= 0)
+ if (adinicb || (offset + padlen < 0)) {
+ memset((uint8_t *)sfi->padding + liu + lfi, 0x00, padlen);
+ } else if (offset >= 0) {
memset(fibh->ebh->b_data + offset, 0x00, padlen);
- else {
- memset((uint8_t *) sfi->padding + liu + lfi, 0x00, -offset);
+ } else {
+ memset((uint8_t *)sfi->padding + liu + lfi, 0x00, -offset);
memset(fibh->ebh->b_data, 0x00, padlen + offset);
}
- crc =
- udf_crc((uint8_t *) cfi + sizeof(tag),
- sizeof(struct fileIdentDesc) - sizeof(tag), 0);
+ crc = udf_crc((uint8_t *)cfi + sizeof(tag),
+ sizeof(struct fileIdentDesc) - sizeof(tag), 0);
- if (fibh->sbh == fibh->ebh)
- crc = udf_crc((uint8_t *) sfi->impUse,
- crclen + sizeof(tag) -
- sizeof(struct fileIdentDesc), crc);
- else if (sizeof(struct fileIdentDesc) >= -fibh->soffset)
- crc =
- udf_crc(fibh->ebh->b_data + sizeof(struct fileIdentDesc) +
- fibh->soffset,
- crclen + sizeof(tag) - sizeof(struct fileIdentDesc),
- crc);
- else {
- crc = udf_crc((uint8_t *) sfi->impUse,
- -fibh->soffset - sizeof(struct fileIdentDesc),
- crc);
+ if (fibh->sbh == fibh->ebh) {
+ crc = udf_crc((uint8_t *)sfi->impUse,
+ crclen + sizeof(tag) - sizeof(struct fileIdentDesc), crc);
+ } else if (sizeof(struct fileIdentDesc) >= -fibh->soffset) {
+ crc = udf_crc(fibh->ebh->b_data + sizeof(struct fileIdentDesc) + fibh->soffset,
+ crclen + sizeof(tag) - sizeof(struct fileIdentDesc), crc);
+ } else {
+ crc = udf_crc((uint8_t *)sfi->impUse,
+ -fibh->soffset - sizeof(struct fileIdentDesc), crc);
crc = udf_crc(fibh->ebh->b_data, fibh->eoffset, crc);
}
cfi->descTag.descCRC = cpu_to_le16(crc);
cfi->descTag.descCRCLength = cpu_to_le16(crclen);
- for (i = 0; i < 16; i++)
+ for (i = 0; i < 16; i++) {
if (i != 4)
- checksum += ((uint8_t *) & cfi->descTag)[i];
+ checksum += ((uint8_t *)&cfi->descTag)[i];
+ }
cfi->descTag.tagChecksum = checksum;
- if (adinicb || (sizeof(struct fileIdentDesc) <= -fibh->soffset))
- memcpy((uint8_t *) sfi, (uint8_t *) cfi,
- sizeof(struct fileIdentDesc));
- else {
- memcpy((uint8_t *) sfi, (uint8_t *) cfi, -fibh->soffset);
- memcpy(fibh->ebh->b_data, (uint8_t *) cfi - fibh->soffset,
+ if (adinicb || (sizeof(struct fileIdentDesc) <= -fibh->soffset)) {
+ memcpy((uint8_t *)sfi, (uint8_t *)cfi, sizeof(struct fileIdentDesc));
+ } else {
+ memcpy((uint8_t *)sfi, (uint8_t *)cfi, -fibh->soffset);
+ memcpy(fibh->ebh->b_data, (uint8_t *)cfi - fibh->soffset,
sizeof(struct fileIdentDesc) + fibh->soffset);
}
- if (adinicb)
+ if (adinicb) {
mark_inode_dirty(inode);
- else {
+ } else {
if (fibh->sbh != fibh->ebh)
mark_buffer_dirty_inode(fibh->ebh, inode);
mark_buffer_dirty_inode(fibh->sbh, inode);
@@ -163,26 +154,25 @@
kernel_lb_addr eloc;
uint32_t elen;
sector_t offset;
- struct extent_position epos = { NULL, 0, {0, 0} };
+ struct extent_position epos = {};
size = (udf_ext0_offset(dir) + dir->i_size) >> 2;
f_pos = (udf_ext0_offset(dir) >> 2);
- fibh->soffset = fibh->eoffset =
- (f_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2;
- if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB)
+ fibh->soffset = fibh->eoffset = (f_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2;
+ if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) {
fibh->sbh = fibh->ebh = NULL;
- else if (inode_bmap(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2),
- &epos, &eloc, &elen,
- &offset) == (EXT_RECORDED_ALLOCATED >> 30)) {
+ } else if (inode_bmap(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2),
+ &epos, &eloc, &elen, &offset) == (EXT_RECORDED_ALLOCATED >> 30)) {
block = udf_get_lb_pblock(dir->i_sb, eloc, offset);
if ((++offset << dir->i_sb->s_blocksize_bits) < elen) {
if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_SHORT)
epos.offset -= sizeof(short_ad);
else if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_LONG)
epos.offset -= sizeof(long_ad);
- } else
+ } else {
offset = 0;
+ }
if (!(fibh->sbh = fibh->ebh = udf_tread(dir->i_sb, block))) {
brelse(epos.bh);
@@ -196,7 +186,6 @@
while ((f_pos < size)) {
fi = udf_fileident_read(dir, &f_pos, fibh, cfi, &epos, &eloc,
&elen, &offset);
-
if (!fi) {
if (fibh->sbh != fibh->ebh)
brelse(fibh->ebh);
@@ -213,20 +202,14 @@
} else {
int poffset; /* Unpaded ending offset */
- poffset =
- fibh->soffset + sizeof(struct fileIdentDesc) + liu +
- lfi;
+ poffset = fibh->soffset + sizeof(struct fileIdentDesc) + liu + lfi;
- if (poffset >= lfi)
- nameptr =
- (uint8_t *) (fibh->ebh->b_data + poffset -
- lfi);
- else {
+ if (poffset >= lfi) {
+ nameptr = (uint8_t *)(fibh->ebh->b_data + poffset - lfi);
+ } else {
nameptr = fname;
- memcpy(nameptr, fi->fileIdent + liu,
- lfi - poffset);
- memcpy(nameptr + lfi - poffset,
- fibh->ebh->b_data, poffset);
+ memcpy(nameptr, fi->fileIdent + liu, lfi - poffset);
+ memcpy(nameptr + lfi - poffset, fibh->ebh->b_data, poffset);
}
}
@@ -244,18 +227,18 @@
continue;
if ((flen = udf_get_filename(dir->i_sb, nameptr, fname, lfi))) {
- if (udf_match
- (flen, fname, dentry->d_name.len,
- dentry->d_name.name)) {
+ if (udf_match(flen, fname, dentry->d_name.len, dentry->d_name.name)) {
brelse(epos.bh);
return fi;
}
}
}
+
if (fibh->sbh != fibh->ebh)
brelse(fibh->ebh);
brelse(fibh->sbh);
brelse(epos.bh);
+
return NULL;
}
@@ -306,15 +289,19 @@
#ifdef UDF_RECOVERY
/* temporary shorthand for specifying files by inode number */
if (!strncmp(dentry->d_name.name, ".B=", 3)) {
- kernel_lb_addr lb =
- { 0, simple_strtoul(dentry->d_name.name + 3, NULL, 0) };
+ kernel_lb_addr lb = {
+ .logicalBlockNum = 0,
+ .partitionReferenceNum = simple_strtoul(dentry->d_name.name + 3,
+ NULL, 0),
+ };
inode = udf_iget(dir->i_sb, lb);
if (!inode) {
unlock_kernel();
return ERR_PTR(-EACCES);
}
- } else
-#endif /* UDF_RECOVERY */
+ }
+ else
+#endif /* UDF_RECOVERY */
if (udf_find_entry(dir, dentry, &fibh, &cfi)) {
if (fibh.sbh != fibh.ebh)
@@ -329,6 +316,7 @@
}
unlock_kernel();
d_add(dentry, inode);
+
return NULL;
}
@@ -352,7 +340,7 @@
kernel_lb_addr eloc;
uint32_t elen;
sector_t offset;
- struct extent_position epos = { NULL, 0, {0, 0} };
+ struct extent_position epos = {};
sb = dir->i_sb;
@@ -361,36 +349,33 @@
*err = -EINVAL;
return NULL;
}
-
- if (!
- (namelen =
- udf_put_filename(sb, dentry->d_name.name, name,
- dentry->d_name.len))) {
+ if (!(namelen = udf_put_filename(sb, dentry->d_name.name, name,
+ dentry->d_name.len))) {
*err = -ENAMETOOLONG;
return NULL;
}
- } else
+ } else {
namelen = 0;
+ }
nfidlen = (sizeof(struct fileIdentDesc) + namelen + 3) & ~3;
f_pos = (udf_ext0_offset(dir) >> 2);
- fibh->soffset = fibh->eoffset =
- (f_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2;
- if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB)
+ fibh->soffset = fibh->eoffset = (f_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2;
+ if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) {
fibh->sbh = fibh->ebh = NULL;
- else if (inode_bmap(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2),
- &epos, &eloc, &elen,
- &offset) == (EXT_RECORDED_ALLOCATED >> 30)) {
+ } else if (inode_bmap(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2),
+ &epos, &eloc, &elen, &offset) == (EXT_RECORDED_ALLOCATED >> 30)) {
block = udf_get_lb_pblock(dir->i_sb, eloc, offset);
if ((++offset << dir->i_sb->s_blocksize_bits) < elen) {
if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_SHORT)
epos.offset -= sizeof(short_ad);
else if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_LONG)
epos.offset -= sizeof(long_ad);
- } else
+ } else {
offset = 0;
+ }
if (!(fibh->sbh = fibh->ebh = udf_tread(dir->i_sb, block))) {
brelse(epos.bh);
@@ -423,40 +408,33 @@
liu = le16_to_cpu(cfi->lengthOfImpUse);
lfi = cfi->lengthFileIdent;
- if (fibh->sbh == fibh->ebh)
+ if (fibh->sbh == fibh->ebh) {
nameptr = fi->fileIdent + liu;
- else {
+ } else {
int poffset; /* Unpaded ending offset */
- poffset =
- fibh->soffset + sizeof(struct fileIdentDesc) + liu +
- lfi;
+ poffset = fibh->soffset + sizeof(struct fileIdentDesc) + liu + lfi;
- if (poffset >= lfi)
- nameptr =
- (char *)(fibh->ebh->b_data + poffset - lfi);
- else {
+ if (poffset >= lfi) {
+ nameptr = (char *)(fibh->ebh->b_data + poffset - lfi);
+ } else {
nameptr = fname;
- memcpy(nameptr, fi->fileIdent + liu,
- lfi - poffset);
- memcpy(nameptr + lfi - poffset,
- fibh->ebh->b_data, poffset);
+ memcpy(nameptr, fi->fileIdent + liu, lfi - poffset);
+ memcpy(nameptr + lfi - poffset, fibh->ebh->b_data, poffset);
}
}
if ((cfi->fileCharacteristics & FID_FILE_CHAR_DELETED) != 0) {
- if (((sizeof(struct fileIdentDesc) + liu + lfi +
- 3) & ~3) == nfidlen) {
+ if (((sizeof(struct fileIdentDesc) + liu + lfi + 3) & ~3) == nfidlen) {
brelse(epos.bh);
cfi->descTag.tagSerialNum = cpu_to_le16(1);
cfi->fileVersionNum = cpu_to_le16(1);
cfi->fileCharacteristics = 0;
cfi->lengthFileIdent = namelen;
cfi->lengthOfImpUse = cpu_to_le16(0);
- if (!udf_write_fi
- (dir, cfi, fi, fibh, NULL, name))
+ if (!udf_write_fi(dir, cfi, fi, fibh, NULL, name)) {
return fi;
- else {
+ } else {
*err = -EIO;
return NULL;
}
@@ -467,8 +445,7 @@
continue;
if ((flen = udf_get_filename(dir->i_sb, nameptr, fname, lfi)) &&
- udf_match(flen, fname, dentry->d_name.len,
- dentry->d_name.name)) {
+ udf_match(flen, fname, dentry->d_name.len, dentry->d_name.name)) {
if (fibh->sbh != fibh->ebh)
brelse(fibh->ebh);
brelse(fibh->sbh);
@@ -478,7 +455,7 @@
}
}
- add:
+add:
f_pos += nfidlen;
if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB &&
@@ -491,14 +468,11 @@
if (fibh->sbh != fibh->ebh)
brelse(fibh->ebh);
brelse(fibh->sbh);
- if (!
- (fibh->sbh = fibh->ebh =
- udf_expand_dir_adinicb(dir, &block, err)))
+ if (!(fibh->sbh = fibh->ebh = udf_expand_dir_adinicb(dir, &block, err)))
return NULL;
epos.block = UDF_I_LOCATION(dir);
eloc.logicalBlockNum = block;
- eloc.partitionReferenceNum =
- UDF_I_LOCATION(dir).partitionReferenceNum;
+ eloc.partitionReferenceNum = UDF_I_LOCATION(dir).partitionReferenceNum;
elen = dir->i_sb->s_blocksize;
epos.offset = udf_file_entry_alloc_offset(dir);
if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_SHORT)
@@ -517,16 +491,13 @@
if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) {
block = UDF_I_LOCATION(dir).logicalBlockNum;
- fi = (struct fileIdentDesc *)(UDF_I_DATA(dir) +
- fibh->soffset -
+ fi = (struct fileIdentDesc *)(UDF_I_DATA(dir) + fibh->soffset -
udf_ext0_offset(dir) +
UDF_I_LENEATTR(dir));
} else {
block = eloc.logicalBlockNum + ((elen - 1) >>
- dir->i_sb->
- s_blocksize_bits);
- fi = (struct fileIdentDesc *)(fibh->sbh->b_data +
- fibh->soffset);
+ dir->i_sb->s_blocksize_bits);
+ fi = (struct fileIdentDesc *)(fibh->sbh->b_data + fibh->soffset);
}
} else {
fibh->soffset = fibh->eoffset - sb->s_blocksize;
@@ -538,42 +509,36 @@
block = eloc.logicalBlockNum + ((elen - 1) >>
dir->i_sb->s_blocksize_bits);
-
- if (!
- (fibh->ebh =
- udf_bread(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2),
- 1, err))) {
+ fibh->ebh = udf_bread(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2), 1, err);
+ if (!fibh->ebh) {
brelse(epos.bh);
brelse(fibh->sbh);
return NULL;
}
- if (!(fibh->soffset)) {
+ if (!fibh->soffset) {
if (udf_next_aext(dir, &epos, &eloc, &elen, 1) ==
(EXT_RECORDED_ALLOCATED >> 30)) {
block = eloc.logicalBlockNum + ((elen - 1) >>
- dir->i_sb->
- s_blocksize_bits);
- } else
+ dir->i_sb->s_blocksize_bits);
+ } else {
block++;
+ }
brelse(fibh->sbh);
fibh->sbh = fibh->ebh;
fi = (struct fileIdentDesc *)(fibh->sbh->b_data);
} else {
fi = (struct fileIdentDesc *)
- (fibh->sbh->b_data + sb->s_blocksize +
- fibh->soffset);
+ (fibh->sbh->b_data + sb->s_blocksize + fibh->soffset);
}
}
memset(cfi, 0, sizeof(struct fileIdentDesc));
if (UDF_SB_UDFREV(sb) >= 0x0200)
- udf_new_tag((char *)cfi, TAG_IDENT_FID, 3, 1, block,
- sizeof(tag));
+ udf_new_tag((char *)cfi, TAG_IDENT_FID, 3, 1, block, sizeof(tag));
else
- udf_new_tag((char *)cfi, TAG_IDENT_FID, 2, 1, block,
- sizeof(tag));
+ udf_new_tag((char *)cfi, TAG_IDENT_FID, 2, 1, block, sizeof(tag));
cfi->fileVersionNum = cpu_to_le16(1);
cfi->lengthFileIdent = namelen;
cfi->lengthOfImpUse = cpu_to_le16(0);
@@ -599,8 +564,10 @@
struct fileIdentDesc *cfi)
{
cfi->fileCharacteristics |= FID_FILE_CHAR_DELETED;
+
if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT))
memset(&(cfi->icb), 0x00, sizeof(long_ad));
+
return udf_write_fi(inode, cfi, fi, fibh, NULL, NULL);
}
@@ -637,8 +604,8 @@
}
cfi.icb.extLength = cpu_to_le32(inode->i_sb->s_blocksize);
cfi.icb.extLocation = cpu_to_lelb(UDF_I_LOCATION(inode));
- *(__le32 *) ((struct allocDescImpUse *)cfi.icb.impUse)->impUse =
- cpu_to_le32(UDF_I_UNIQUE(inode) & 0x00000000FFFFFFFFUL);
+ *(__le32 *)((struct allocDescImpUse *)cfi.icb.impUse)->impUse =
+ cpu_to_le32(UDF_I_UNIQUE(inode) & 0x00000000FFFFFFFFUL);
udf_write_fi(dir, &cfi, fi, &fibh, NULL, NULL);
if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) {
mark_inode_dirty(dir);
@@ -648,6 +615,7 @@
brelse(fibh.sbh);
unlock_kernel();
d_instantiate(dentry, inode);
+
return 0;
}
@@ -679,8 +647,8 @@
}
cfi.icb.extLength = cpu_to_le32(inode->i_sb->s_blocksize);
cfi.icb.extLocation = cpu_to_lelb(UDF_I_LOCATION(inode));
- *(__le32 *) ((struct allocDescImpUse *)cfi.icb.impUse)->impUse =
- cpu_to_le32(UDF_I_UNIQUE(inode) & 0x00000000FFFFFFFFUL);
+ *(__le32 *)((struct allocDescImpUse *)cfi.icb.impUse)->impUse =
+ cpu_to_le32(UDF_I_UNIQUE(inode) & 0x00000000FFFFFFFFUL);
udf_write_fi(dir, &cfi, fi, &fibh, NULL, NULL);
if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) {
mark_inode_dirty(dir);
@@ -692,7 +660,8 @@
brelse(fibh.sbh);
d_instantiate(dentry, inode);
err = 0;
- out:
+
+out:
unlock_kernel();
return err;
}
@@ -725,10 +694,9 @@
inode->i_nlink = 2;
cfi.icb.extLength = cpu_to_le32(inode->i_sb->s_blocksize);
cfi.icb.extLocation = cpu_to_lelb(UDF_I_LOCATION(dir));
- *(__le32 *) ((struct allocDescImpUse *)cfi.icb.impUse)->impUse =
- cpu_to_le32(UDF_I_UNIQUE(dir) & 0x00000000FFFFFFFFUL);
- cfi.fileCharacteristics =
- FID_FILE_CHAR_DIRECTORY | FID_FILE_CHAR_PARENT;
+ *(__le32 *)((struct allocDescImpUse *)cfi.icb.impUse)->impUse =
+ cpu_to_le32(UDF_I_UNIQUE(dir) & 0x00000000FFFFFFFFUL);
+ cfi.fileCharacteristics = FID_FILE_CHAR_DIRECTORY | FID_FILE_CHAR_PARENT;
udf_write_fi(inode, &cfi, fi, &fibh, NULL, NULL);
brelse(fibh.sbh);
inode->i_mode = S_IFDIR | mode;
@@ -744,8 +712,8 @@
}
cfi.icb.extLength = cpu_to_le32(inode->i_sb->s_blocksize);
cfi.icb.extLocation = cpu_to_lelb(UDF_I_LOCATION(inode));
- *(__le32 *) ((struct allocDescImpUse *)cfi.icb.impUse)->impUse =
- cpu_to_le32(UDF_I_UNIQUE(inode) & 0x00000000FFFFFFFFUL);
+ *(__le32 *)((struct allocDescImpUse *)cfi.icb.impUse)->impUse =
+ cpu_to_le32(UDF_I_UNIQUE(inode) & 0x00000000FFFFFFFFUL);
cfi.fileCharacteristics |= FID_FILE_CHAR_DIRECTORY;
udf_write_fi(dir, &cfi, fi, &fibh, NULL, NULL);
inc_nlink(dir);
@@ -755,7 +723,8 @@
brelse(fibh.ebh);
brelse(fibh.sbh);
err = 0;
- out:
+
+out:
unlock_kernel();
return err;
}
@@ -770,26 +739,25 @@
kernel_lb_addr eloc;
uint32_t elen;
sector_t offset;
- struct extent_position epos = { NULL, 0, {0, 0} };
+ struct extent_position epos = {};
f_pos = (udf_ext0_offset(dir) >> 2);
- fibh.soffset = fibh.eoffset =
- (f_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2;
+ fibh.soffset = fibh.eoffset = (f_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2;
- if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB)
+ if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) {
fibh.sbh = fibh.ebh = NULL;
- else if (inode_bmap(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2),
- &epos, &eloc, &elen,
- &offset) == (EXT_RECORDED_ALLOCATED >> 30)) {
+ } else if (inode_bmap(dir, f_pos >> (dir->i_sb->s_blocksize_bits - 2),
+ &epos, &eloc, &elen, &offset) == (EXT_RECORDED_ALLOCATED >> 30)) {
block = udf_get_lb_pblock(dir->i_sb, eloc, offset);
if ((++offset << dir->i_sb->s_blocksize_bits) < elen) {
if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_SHORT)
epos.offset -= sizeof(short_ad);
else if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_LONG)
epos.offset -= sizeof(long_ad);
- } else
+ } else {
offset = 0;
+ }
if (!(fibh.sbh = fibh.ebh = udf_tread(dir->i_sb, block))) {
brelse(epos.bh);
@@ -803,7 +771,6 @@
while ((f_pos < size)) {
fi = udf_fileident_read(dir, &f_pos, &fibh, &cfi, &epos, &eloc,
&elen, &offset);
-
if (!fi) {
if (fibh.sbh != fibh.ebh)
brelse(fibh.ebh);
@@ -812,8 +779,8 @@
return 0;
}
- if (cfi.lengthFileIdent
- && (cfi.fileCharacteristics & FID_FILE_CHAR_DELETED) == 0) {
+ if (cfi.lengthFileIdent &&
+ (cfi.fileCharacteristics & FID_FILE_CHAR_DELETED) == 0) {
if (fibh.sbh != fibh.ebh)
brelse(fibh.ebh);
brelse(fibh.sbh);
@@ -821,10 +788,12 @@
return 0;
}
}
+
if (fibh.sbh != fibh.ebh)
brelse(fibh.ebh);
brelse(fibh.sbh);
brelse(epos.bh);
+
return 1;
}
@@ -859,15 +828,15 @@
clear_nlink(inode);
inode->i_size = 0;
inode_dec_link_count(dir);
- inode->i_ctime = dir->i_ctime = dir->i_mtime =
- current_fs_time(dir->i_sb);
+ inode->i_ctime = dir->i_ctime = dir->i_mtime = current_fs_time(dir->i_sb);
mark_inode_dirty(dir);
- end_rmdir:
+end_rmdir:
if (fibh.sbh != fibh.ebh)
brelse(fibh.ebh);
brelse(fibh.sbh);
- out:
+
+out:
unlock_kernel();
return retval;
}
@@ -906,11 +875,12 @@
inode->i_ctime = dir->i_ctime;
retval = 0;
- end_unlink:
+end_unlink:
if (fibh.sbh != fibh.ebh)
brelse(fibh.ebh);
brelse(fibh.sbh);
- out:
+
+out:
unlock_kernel();
return retval;
}
@@ -922,7 +892,7 @@
struct pathComponent *pc;
char *compstart;
struct udf_fileident_bh fibh;
- struct extent_position epos = { NULL, 0, {0, 0} };
+ struct extent_position epos = {};
int eoffset, elen = 0;
struct fileIdentDesc *fi;
struct fileIdentDesc cfi;
@@ -945,26 +915,22 @@
uint32_t elen;
block = udf_new_block(inode->i_sb, inode,
- UDF_I_LOCATION(inode).
- partitionReferenceNum,
- UDF_I_LOCATION(inode).logicalBlockNum,
- &err);
+ UDF_I_LOCATION(inode).partitionReferenceNum,
+ UDF_I_LOCATION(inode).logicalBlockNum, &err);
if (!block)
goto out_no_entry;
epos.block = UDF_I_LOCATION(inode);
epos.offset = udf_file_entry_alloc_offset(inode);
epos.bh = NULL;
eloc.logicalBlockNum = block;
- eloc.partitionReferenceNum =
- UDF_I_LOCATION(inode).partitionReferenceNum;
+ eloc.partitionReferenceNum = UDF_I_LOCATION(inode).partitionReferenceNum;
elen = inode->i_sb->s_blocksize;
UDF_I_LENEXTENTS(inode) = elen;
udf_add_aext(inode, &epos, eloc, elen, 0);
brelse(epos.bh);
block = udf_get_pblock(inode->i_sb, block,
- UDF_I_LOCATION(inode).
- partitionReferenceNum, 0);
+ UDF_I_LOCATION(inode).partitionReferenceNum, 0);
epos.bh = udf_tread(inode->i_sb, block);
lock_buffer(epos.bh);
memset(epos.bh->b_data, 0x00, inode->i_sb->s_blocksize);
@@ -972,8 +938,9 @@
unlock_buffer(epos.bh);
mark_buffer_dirty_inode(epos.bh, inode);
ea = epos.bh->b_data + udf_ext0_offset(inode);
- } else
+ } else {
ea = UDF_I_DATA(inode) + UDF_I_LENEATTR(inode);
+ }
eoffset = inode->i_sb->s_blocksize - udf_ext0_offset(inode);
pc = (struct pathComponent *)ea;
@@ -1010,20 +977,17 @@
if (compstart[0] == '.') {
if ((symname - compstart) == 1)
pc->componentType = 4;
- else if ((symname - compstart) == 2
- && compstart[1] == '.')
+ else if ((symname - compstart) == 2 && compstart[1] == '.')
pc->componentType = 3;
}
if (pc->componentType == 5) {
- if (!
- (namelen =
- udf_put_filename(inode->i_sb, compstart, name,
- symname - compstart)))
+ namelen = udf_put_filename(inode->i_sb, compstart, name,
+ symname - compstart);
+ if (!namelen)
goto out_no_entry;
- if (elen + sizeof(struct pathComponent) + namelen >
- eoffset)
+ if (elen + sizeof(struct pathComponent) + namelen > eoffset)
goto out_no_entry;
else
pc->lengthComponentIdent = namelen;
@@ -1053,12 +1017,10 @@
if (UDF_SB_LVIDBH(inode->i_sb)) {
struct logicalVolHeaderDesc *lvhd;
uint64_t uniqueID;
- lvhd =
- (struct logicalVolHeaderDesc *)(UDF_SB_LVID(inode->i_sb)->
- logicalVolContentsUse);
+ lvhd = (struct logicalVolHeaderDesc *)(UDF_SB_LVID(inode->i_sb)->logicalVolContentsUse);
uniqueID = le64_to_cpu(lvhd->uniqueID);
- *(__le32 *) ((struct allocDescImpUse *)cfi.icb.impUse)->impUse =
- cpu_to_le32(uniqueID & 0x00000000FFFFFFFFUL);
+ *(__le32 *)((struct allocDescImpUse *)cfi.icb.impUse)->impUse =
+ cpu_to_le32(uniqueID & 0x00000000FFFFFFFFUL);
if (!(++uniqueID & 0x00000000FFFFFFFFUL))
uniqueID += 16;
lvhd->uniqueID = cpu_to_le64(uniqueID);
@@ -1074,11 +1036,11 @@
d_instantiate(dentry, inode);
err = 0;
- out:
+out:
unlock_kernel();
return err;
- out_no_entry:
+out_no_entry:
inode_dec_link_count(inode);
iput(inode);
goto out;
@@ -1107,12 +1069,10 @@
if (UDF_SB_LVIDBH(inode->i_sb)) {
struct logicalVolHeaderDesc *lvhd;
uint64_t uniqueID;
- lvhd =
- (struct logicalVolHeaderDesc *)(UDF_SB_LVID(inode->i_sb)->
- logicalVolContentsUse);
+ lvhd = (struct logicalVolHeaderDesc *)(UDF_SB_LVID(inode->i_sb)->logicalVolContentsUse);
uniqueID = le64_to_cpu(lvhd->uniqueID);
- *(__le32 *) ((struct allocDescImpUse *)cfi.icb.impUse)->impUse =
- cpu_to_le32(uniqueID & 0x00000000FFFFFFFFUL);
+ *(__le32 *)((struct allocDescImpUse *)cfi.icb.impUse)->impUse =
+ cpu_to_le32(uniqueID & 0x00000000FFFFFFFFUL);
if (!(++uniqueID & 0x00000000FFFFFFFFUL))
uniqueID += 16;
lvhd->uniqueID = cpu_to_le64(uniqueID);
@@ -1122,6 +1082,7 @@
if (UDF_I_ALLOCTYPE(dir) == ICBTAG_FLAG_AD_IN_ICB) {
mark_inode_dirty(dir);
}
+
if (fibh.sbh != fibh.ebh)
brelse(fibh.ebh);
brelse(fibh.sbh);
@@ -1131,6 +1092,7 @@
atomic_inc(&inode->i_count);
d_instantiate(dentry, inode);
unlock_kernel();
+
return 0;
}
@@ -1143,8 +1105,7 @@
struct inode *old_inode = old_dentry->d_inode;
struct inode *new_inode = new_dentry->d_inode;
struct udf_fileident_bh ofibh, nfibh;
- struct fileIdentDesc *ofi = NULL, *nfi = NULL, *dir_fi =
- NULL, ocfi, ncfi;
+ struct fileIdentDesc *ofi = NULL, *nfi = NULL, *dir_fi = NULL, ocfi, ncfi;
struct buffer_head *dir_bh = NULL;
int retval = -ENOENT;
kernel_lb_addr tloc;
@@ -1181,36 +1142,27 @@
if (UDF_I_ALLOCTYPE(old_inode) == ICBTAG_FLAG_AD_IN_ICB) {
dir_fi = udf_get_fileident(UDF_I_DATA(old_inode) -
(UDF_I_EFE(old_inode) ?
- sizeof(struct
- extendedFileEntry) :
+ sizeof(struct extendedFileEntry) :
sizeof(struct fileEntry)),
- old_inode->i_sb->s_blocksize,
- &offset);
+ old_inode->i_sb->s_blocksize, &offset);
} else {
dir_bh = udf_bread(old_inode, 0, 0, &retval);
if (!dir_bh)
goto end_rename;
- dir_fi =
- udf_get_fileident(dir_bh->b_data,
- old_inode->i_sb->s_blocksize,
- &offset);
+ dir_fi = udf_get_fileident(dir_bh->b_data, old_inode->i_sb->s_blocksize, &offset);
}
if (!dir_fi)
goto end_rename;
tloc = lelb_to_cpu(dir_fi->icb.extLocation);
- if (udf_get_lb_pblock(old_inode->i_sb, tloc, 0)
- != old_dir->i_ino)
+ if (udf_get_lb_pblock(old_inode->i_sb, tloc, 0) != old_dir->i_ino)
goto end_rename;
retval = -EMLINK;
- if (!new_inode
- && new_dir->i_nlink >=
- (256 << sizeof(new_dir->i_nlink)) - 1)
+ if (!new_inode && new_dir->i_nlink >= (256 << sizeof(new_dir->i_nlink)) - 1)
goto end_rename;
}
if (!nfi) {
- nfi =
- udf_add_entry(new_dir, new_dentry, &nfibh, &ncfi, &retval);
+ nfi = udf_add_entry(new_dir, new_dentry, &nfibh, &ncfi, &retval);
if (!nfi)
goto end_rename;
}
@@ -1244,13 +1196,12 @@
if (dir_fi) {
dir_fi->icb.extLocation = cpu_to_lelb(UDF_I_LOCATION(new_dir));
udf_update_tag((char *)dir_fi, (sizeof(struct fileIdentDesc) +
- le16_to_cpu(dir_fi->
- lengthOfImpUse) +
- 3) & ~3);
+ le16_to_cpu(dir_fi->lengthOfImpUse) + 3) & ~3);
if (UDF_I_ALLOCTYPE(old_inode) == ICBTAG_FLAG_AD_IN_ICB) {
mark_inode_dirty(old_inode);
- } else
+ } else {
mark_buffer_dirty_inode(dir_bh, old_inode);
+ }
inode_dec_link_count(old_dir);
if (new_inode) {
inode_dec_link_count(new_inode);
@@ -1268,7 +1219,7 @@
retval = 0;
- end_rename:
+end_rename:
brelse(dir_bh);
if (nfi) {
if (nfibh.sbh != nfibh.ebh)
@@ -1276,17 +1227,18 @@
brelse(nfibh.sbh);
}
unlock_kernel();
+
return retval;
}
const struct inode_operations udf_dir_inode_operations = {
- .lookup = udf_lookup,
- .create = udf_create,
- .link = udf_link,
- .unlink = udf_unlink,
- .symlink = udf_symlink,
- .mkdir = udf_mkdir,
- .rmdir = udf_rmdir,
- .mknod = udf_mknod,
- .rename = udf_rename,
+ .lookup = udf_lookup,
+ .create = udf_create,
+ .link = udf_link,
+ .unlink = udf_unlink,
+ .symlink = udf_symlink,
+ .mkdir = udf_mkdir,
+ .rmdir = udf_rmdir,
+ .mknod = udf_mknod,
+ .rename = udf_rename,
};
diff --git a/fs/udf/osta_udf.h b/fs/udf/osta_udf.h
index bec5d34..65ff479 100644
--- a/fs/udf/osta_udf.h
+++ b/fs/udf/osta_udf.h
@@ -66,64 +66,64 @@
#define IS_DF_SOFT_WRITE_PROTECT 0x02
struct UDFIdentSuffix {
- __le16 UDFRevision;
- uint8_t OSClass;
- uint8_t OSIdentifier;
- uint8_t reserved[4];
+ __le16 UDFRevision;
+ uint8_t OSClass;
+ uint8_t OSIdentifier;
+ uint8_t reserved[4];
} __attribute__ ((packed));
struct impIdentSuffix {
- uint8_t OSClass;
- uint8_t OSIdentifier;
- uint8_t reserved[6];
+ uint8_t OSClass;
+ uint8_t OSIdentifier;
+ uint8_t reserved[6];
} __attribute__ ((packed));
struct appIdentSuffix {
- uint8_t impUse[8];
+ uint8_t impUse[8];
} __attribute__ ((packed));
/* Logical Volume Integrity Descriptor (UDF 2.50 2.2.6) */
/* Implementation Use (UDF 2.50 2.2.6.4) */
struct logicalVolIntegrityDescImpUse {
- regid impIdent;
- __le32 numFiles;
- __le32 numDirs;
- __le16 minUDFReadRev;
- __le16 minUDFWriteRev;
- __le16 maxUDFWriteRev;
- uint8_t impUse[0];
+ regid impIdent;
+ __le32 numFiles;
+ __le32 numDirs;
+ __le16 minUDFReadRev;
+ __le16 minUDFWriteRev;
+ __le16 maxUDFWriteRev;
+ uint8_t impUse[0];
} __attribute__ ((packed));
/* Implementation Use Volume Descriptor (UDF 2.50 2.2.7) */
/* Implementation Use (UDF 2.50 2.2.7.2) */
struct impUseVolDescImpUse {
- charspec LVICharset;
- dstring logicalVolIdent[128];
- dstring LVInfo1[36];
- dstring LVInfo2[36];
- dstring LVInfo3[36];
- regid impIdent;
- uint8_t impUse[128];
+ charspec LVICharset;
+ dstring logicalVolIdent[128];
+ dstring LVInfo1[36];
+ dstring LVInfo2[36];
+ dstring LVInfo3[36];
+ regid impIdent;
+ uint8_t impUse[128];
} __attribute__ ((packed));
struct udfPartitionMap2 {
- uint8_t partitionMapType;
- uint8_t partitionMapLength;
- uint8_t reserved1[2];
- regid partIdent;
- __le16 volSeqNum;
- __le16 partitionNum;
+ uint8_t partitionMapType;
+ uint8_t partitionMapLength;
+ uint8_t reserved1[2];
+ regid partIdent;
+ __le16 volSeqNum;
+ __le16 partitionNum;
} __attribute__ ((packed));
/* Virtual Partition Map (UDF 2.50 2.2.8) */
struct virtualPartitionMap {
- uint8_t partitionMapType;
- uint8_t partitionMapLength;
- uint8_t reserved1[2];
- regid partIdent;
- __le16 volSeqNum;
- __le16 partitionNum;
- uint8_t reserved2[24];
+ uint8_t partitionMapType;
+ uint8_t partitionMapLength;
+ uint8_t reserved1[2];
+ regid partIdent;
+ __le16 volSeqNum;
+ __le16 partitionNum;
+ uint8_t reserved2[24];
} __attribute__ ((packed));
/* Sparable Partition Map (UDF 2.50 2.2.9) */
@@ -143,62 +143,62 @@
/* Metadata Partition Map (UDF 2.4.0 2.2.10) */
struct metadataPartitionMap {
- uint8_t partitionMapType;
- uint8_t partitionMapLength;
- uint8_t reserved1[2];
- regid partIdent;
- __le16 volSeqNum;
- __le16 partitionNum;
- __le32 metadataFileLoc;
- __le32 metadataMirrorFileLoc;
- __le32 metadataBitmapFileLoc;
- __le32 allocUnitSize;
- __le16 alignUnitSize;
- uint8_t flags;
- uint8_t reserved2[5];
+ uint8_t partitionMapType;
+ uint8_t partitionMapLength;
+ uint8_t reserved1[2];
+ regid partIdent;
+ __le16 volSeqNum;
+ __le16 partitionNum;
+ __le32 metadataFileLoc;
+ __le32 metadataMirrorFileLoc;
+ __le32 metadataBitmapFileLoc;
+ __le32 allocUnitSize;
+ __le16 alignUnitSize;
+ uint8_t flags;
+ uint8_t reserved2[5];
} __attribute__ ((packed));
/* Virtual Allocation Table (UDF 1.5 2.2.10) */
struct virtualAllocationTable15 {
- __le32 VirtualSector[0];
- regid vatIdent;
- __le32 previousVATICBLoc;
+ __le32 VirtualSector[0];
+ regid vatIdent;
+ __le32 previousVATICBLoc;
} __attribute__ ((packed));
#define ICBTAG_FILE_TYPE_VAT15 0x00U
/* Virtual Allocation Table (UDF 2.50 2.2.11) */
struct virtualAllocationTable20 {
- __le16 lengthHeader;
- __le16 lengthImpUse;
- dstring logicalVolIdent[128];
- __le32 previousVATICBLoc;
- __le32 numFiles;
- __le32 numDirs;
- __le16 minReadRevision;
- __le16 minWriteRevision;
- __le16 maxWriteRevision;
- __le16 reserved;
- uint8_t impUse[0];
- __le32 vatEntry[0];
+ __le16 lengthHeader;
+ __le16 lengthImpUse;
+ dstring logicalVolIdent[128];
+ __le32 previousVATICBLoc;
+ __le32 numFiles;
+ __le32 numDirs;
+ __le16 minReadRevision;
+ __le16 minWriteRevision;
+ __le16 maxWriteRevision;
+ __le16 reserved;
+ uint8_t impUse[0];
+ __le32 vatEntry[0];
} __attribute__ ((packed));
#define ICBTAG_FILE_TYPE_VAT20 0xF8U
/* Sparing Table (UDF 2.50 2.2.12) */
struct sparingEntry {
- __le32 origLocation;
- __le32 mappedLocation;
+ __le32 origLocation;
+ __le32 mappedLocation;
} __attribute__ ((packed));
struct sparingTable {
- tag descTag;
- regid sparingIdent;
- __le16 reallocationTableLen;
- __le16 reserved;
- __le32 sequenceNum;
+ tag descTag;
+ regid sparingIdent;
+ __le16 reallocationTableLen;
+ __le16 reserved;
+ __le32 sequenceNum;
struct sparingEntry
- mapEntry[0];
+ mapEntry[0];
} __attribute__ ((packed));
/* Metadata File (and Metadata Mirror File) (UDF 2.50 2.2.13.1) */
@@ -208,8 +208,8 @@
/* struct long_ad ICB - ADImpUse (UDF 2.50 2.2.4.3) */
struct allocDescImpUse {
- __le16 flags;
- uint8_t impUse[4];
+ __le16 flags;
+ uint8_t impUse[4];
} __attribute__ ((packed));
#define AD_IU_EXT_ERASED 0x0001
@@ -220,23 +220,23 @@
/* Implementation Use Extended Attribute (UDF 2.50 3.3.4.5) */
/* FreeEASpace (UDF 2.50 3.3.4.5.1.1) */
struct freeEaSpace {
- __le16 headerChecksum;
- uint8_t freeEASpace[0];
+ __le16 headerChecksum;
+ uint8_t freeEASpace[0];
} __attribute__ ((packed));
/* DVD Copyright Management Information (UDF 2.50 3.3.4.5.1.2) */
struct DVDCopyrightImpUse {
- __le16 headerChecksum;
- uint8_t CGMSInfo;
- uint8_t dataType;
- uint8_t protectionSystemInfo[4];
+ __le16 headerChecksum;
+ uint8_t CGMSInfo;
+ uint8_t dataType;
+ uint8_t protectionSystemInfo[4];
} __attribute__ ((packed));
/* Application Use Extended Attribute (UDF 2.50 3.3.4.6) */
/* FreeAppEASpace (UDF 2.50 3.3.4.6.1) */
struct freeAppEASpace {
- __le16 headerChecksum;
- uint8_t freeEASpace[0];
+ __le16 headerChecksum;
+ uint8_t freeEASpace[0];
} __attribute__ ((packed));
/* UDF Defined System Stream (UDF 2.50 3.3.7) */
@@ -276,4 +276,4 @@
#define UDF_OS_ID_BEOS 0x00U
#define UDF_OS_ID_WINCE 0x00U
-#endif /* _OSTA_UDF_H */
+#endif /* _OSTA_UDF_H */
diff --git a/fs/udf/partition.c b/fs/udf/partition.c
index a95d830..aaab24c 100644
--- a/fs/udf/partition.c
+++ b/fs/udf/partition.c
@@ -14,7 +14,7 @@
*
* HISTORY
*
- * 12/06/98 blf Created file.
+ * 12/06/98 blf Created file.
*
*/
@@ -32,19 +32,17 @@
uint16_t partition, uint32_t offset)
{
if (partition >= UDF_SB_NUMPARTS(sb)) {
- udf_debug
- ("block=%d, partition=%d, offset=%d: invalid partition\n",
- block, partition, offset);
+ udf_debug("block=%d, partition=%d, offset=%d: invalid partition\n",
+ block, partition, offset);
return 0xFFFFFFFF;
}
if (UDF_SB_PARTFUNC(sb, partition))
- return UDF_SB_PARTFUNC(sb, partition) (sb, block, partition,
- offset);
+ return UDF_SB_PARTFUNC(sb, partition)(sb, block, partition, offset);
else
return UDF_SB_PARTROOT(sb, partition) + block + offset;
}
-uint32_t udf_get_pblock_virt15(struct super_block * sb, uint32_t block,
+uint32_t udf_get_pblock_virt15(struct super_block *sb, uint32_t block,
uint16_t partition, uint32_t offset)
{
struct buffer_head *bh = NULL;
@@ -52,14 +50,11 @@
uint32_t index;
uint32_t loc;
- index =
- (sb->s_blocksize -
- UDF_SB_TYPEVIRT(sb, partition).s_start_offset) / sizeof(uint32_t);
+ index = (sb->s_blocksize - UDF_SB_TYPEVIRT(sb,partition).s_start_offset) / sizeof(uint32_t);
- if (block > UDF_SB_TYPEVIRT(sb, partition).s_num_entries) {
- udf_debug
- ("Trying to access block beyond end of VAT (%d max %d)\n",
- block, UDF_SB_TYPEVIRT(sb, partition).s_num_entries);
+ if (block > UDF_SB_TYPEVIRT(sb,partition).s_num_entries) {
+ udf_debug("Trying to access block beyond end of VAT (%d max %d)\n",
+ block, UDF_SB_TYPEVIRT(sb,partition).s_num_entries);
return 0xFFFFFFFF;
}
@@ -69,10 +64,7 @@
index = block % (sb->s_blocksize / sizeof(uint32_t));
} else {
newblock = 0;
- index =
- UDF_SB_TYPEVIRT(sb,
- partition).s_start_offset /
- sizeof(uint32_t) + block;
+ index = UDF_SB_TYPEVIRT(sb,partition).s_start_offset / sizeof(uint32_t) + block;
}
loc = udf_block_map(UDF_SB_VAT(sb), newblock);
@@ -83,7 +75,7 @@
return 0xFFFFFFFF;
}
- loc = le32_to_cpu(((__le32 *) bh->b_data)[index]);
+ loc = le32_to_cpu(((__le32 *)bh->b_data)[index]);
brelse(bh);
@@ -93,8 +85,8 @@
}
return udf_get_pblock(sb, loc,
- UDF_I_LOCATION(UDF_SB_VAT(sb)).
- partitionReferenceNum, offset);
+ UDF_I_LOCATION(UDF_SB_VAT(sb)).partitionReferenceNum,
+ offset);
}
inline uint32_t udf_get_pblock_virt20(struct super_block * sb, uint32_t block,
@@ -108,40 +100,29 @@
{
int i;
struct sparingTable *st = NULL;
- uint32_t packet =
- (block + offset) & ~(UDF_SB_TYPESPAR(sb, partition).s_packet_len -
- 1);
+ uint32_t packet = (block + offset) & ~(UDF_SB_TYPESPAR(sb,partition).s_packet_len - 1);
for (i = 0; i < 4; i++) {
- if (UDF_SB_TYPESPAR(sb, partition).s_spar_map[i] != NULL) {
- st = (struct sparingTable *)UDF_SB_TYPESPAR(sb,
- partition).
- s_spar_map[i]->b_data;
+ if (UDF_SB_TYPESPAR(sb,partition).s_spar_map[i] != NULL) {
+ st = (struct sparingTable *)UDF_SB_TYPESPAR(sb,partition).s_spar_map[i]->b_data;
break;
}
}
if (st) {
for (i = 0; i < le16_to_cpu(st->reallocationTableLen); i++) {
- if (le32_to_cpu(st->mapEntry[i].origLocation) >=
- 0xFFFFFFF0)
+ if (le32_to_cpu(st->mapEntry[i].origLocation) >= 0xFFFFFFF0) {
break;
- else if (le32_to_cpu(st->mapEntry[i].origLocation) ==
- packet) {
- return le32_to_cpu(st->mapEntry[i].
- mappedLocation) + ((block +
- offset) &
- (UDF_SB_TYPESPAR
- (sb,
- partition).
- s_packet_len
- - 1));
- } else if (le32_to_cpu(st->mapEntry[i].origLocation) >
- packet)
+ } else if (le32_to_cpu(st->mapEntry[i].origLocation) == packet) {
+ return le32_to_cpu(st->mapEntry[i].mappedLocation) +
+ ((block + offset) & (UDF_SB_TYPESPAR(sb,partition).s_packet_len - 1));
+ } else if (le32_to_cpu(st->mapEntry[i].origLocation) > packet) {
break;
+ }
}
}
- return UDF_SB_PARTROOT(sb, partition) + block + offset;
+
+ return UDF_SB_PARTROOT(sb,partition) + block + offset;
}
int udf_relocate_blocks(struct super_block *sb, long old_block, long *new_block)
@@ -153,20 +134,14 @@
int i, j, k, l;
for (i = 0; i < UDF_SB_NUMPARTS(sb); i++) {
- if (old_block > UDF_SB_PARTROOT(sb, i) &&
- old_block < UDF_SB_PARTROOT(sb, i) + UDF_SB_PARTLEN(sb, i))
- {
- sdata = &UDF_SB_TYPESPAR(sb, i);
- packet =
- (old_block -
- UDF_SB_PARTROOT(sb,
- i)) & ~(sdata->s_packet_len - 1);
+ if (old_block > UDF_SB_PARTROOT(sb,i) &&
+ old_block < UDF_SB_PARTROOT(sb,i) + UDF_SB_PARTLEN(sb,i)) {
+ sdata = &UDF_SB_TYPESPAR(sb,i);
+ packet = (old_block - UDF_SB_PARTROOT(sb,i)) & ~(sdata->s_packet_len - 1);
for (j = 0; j < 4; j++) {
- if (UDF_SB_TYPESPAR(sb, i).s_spar_map[j] !=
- NULL) {
- st = (struct sparingTable *)sdata->
- s_spar_map[j]->b_data;
+ if (UDF_SB_TYPESPAR(sb,i).s_spar_map[j] != NULL) {
+ st = (struct sparingTable *)sdata->s_spar_map[j]->b_data;
break;
}
}
@@ -174,122 +149,51 @@
if (!st)
return 1;
- for (k = 0; k < le16_to_cpu(st->reallocationTableLen);
- k++) {
- if (le32_to_cpu(st->mapEntry[k].origLocation) ==
- 0xFFFFFFFF) {
+ for (k = 0; k < le16_to_cpu(st->reallocationTableLen); k++) {
+ if (le32_to_cpu(st->mapEntry[k].origLocation) == 0xFFFFFFFF) {
for (; j < 4; j++) {
if (sdata->s_spar_map[j]) {
- st = (struct
- sparingTable *)
- sdata->
- s_spar_map[j]->
- b_data;
- st->mapEntry[k].
- origLocation =
- cpu_to_le32(packet);
- udf_update_tag((char *)
- st,
- sizeof
- (struct
- sparingTable)
- +
- le16_to_cpu
- (st->
- reallocationTableLen)
- *
- sizeof
- (struct
- sparingEntry));
- mark_buffer_dirty
- (sdata->
- s_spar_map[j]);
+ st = (struct sparingTable *)sdata->s_spar_map[j]->b_data;
+ st->mapEntry[k].origLocation = cpu_to_le32(packet);
+ udf_update_tag((char *)st, sizeof(struct sparingTable) + le16_to_cpu(st->reallocationTableLen) * sizeof(struct sparingEntry));
+ mark_buffer_dirty(sdata->s_spar_map[j]);
}
}
- *new_block =
- le32_to_cpu(st->mapEntry[k].
- mappedLocation) +
- ((old_block -
- UDF_SB_PARTROOT(sb,
- i)) & (sdata->
- s_packet_len
- - 1));
+ *new_block = le32_to_cpu(st->mapEntry[k].mappedLocation) +
+ ((old_block - UDF_SB_PARTROOT(sb,i)) & (sdata->s_packet_len - 1));
return 0;
- } else
- if (le32_to_cpu
- (st->mapEntry[k].origLocation) ==
- packet) {
- *new_block =
- le32_to_cpu(st->mapEntry[k].
- mappedLocation) +
- ((old_block -
- UDF_SB_PARTROOT(sb,
- i)) & (sdata->
- s_packet_len
- - 1));
+ } else if (le32_to_cpu(st->mapEntry[k].origLocation) == packet) {
+ *new_block = le32_to_cpu(st->mapEntry[k].mappedLocation) +
+ ((old_block - UDF_SB_PARTROOT(sb,i)) & (sdata->s_packet_len - 1));
return 0;
- } else
- if (le32_to_cpu
- (st->mapEntry[k].origLocation) > packet)
+ } else if (le32_to_cpu(st->mapEntry[k].origLocation) > packet) {
break;
+ }
}
- for (l = k; l < le16_to_cpu(st->reallocationTableLen);
- l++) {
- if (le32_to_cpu(st->mapEntry[l].origLocation) ==
- 0xFFFFFFFF) {
+
+ for (l = k; l < le16_to_cpu(st->reallocationTableLen); l++) {
+ if (le32_to_cpu(st->mapEntry[l].origLocation) == 0xFFFFFFFF) {
for (; j < 4; j++) {
if (sdata->s_spar_map[j]) {
- st = (struct
- sparingTable *)
- sdata->
- s_spar_map[j]->
- b_data;
- mapEntry =
- st->mapEntry[l];
- mapEntry.origLocation =
- cpu_to_le32(packet);
- memmove(&st->
- mapEntry[k + 1],
- &st->
- mapEntry[k],
- (l -
- k) *
- sizeof(struct
- sparingEntry));
- st->mapEntry[k] =
- mapEntry;
- udf_update_tag((char *)
- st,
- sizeof
- (struct
- sparingTable)
- +
- le16_to_cpu
- (st->
- reallocationTableLen)
- *
- sizeof
- (struct
- sparingEntry));
- mark_buffer_dirty
- (sdata->
- s_spar_map[j]);
+ st = (struct sparingTable *)sdata->s_spar_map[j]->b_data;
+ mapEntry = st->mapEntry[l];
+ mapEntry.origLocation = cpu_to_le32(packet);
+ memmove(&st->mapEntry[k + 1], &st->mapEntry[k], (l - k) * sizeof(struct sparingEntry));
+ st->mapEntry[k] = mapEntry;
+ udf_update_tag((char *)st, sizeof(struct sparingTable) + le16_to_cpu(st->reallocationTableLen) * sizeof(struct sparingEntry));
+ mark_buffer_dirty(sdata->s_spar_map[j]);
}
}
- *new_block =
- le32_to_cpu(st->mapEntry[k].
- mappedLocation) +
- ((old_block -
- UDF_SB_PARTROOT(sb,
- i)) & (sdata->
- s_packet_len
- - 1));
+ *new_block = le32_to_cpu(st->mapEntry[k].mappedLocation) +
+ ((old_block - UDF_SB_PARTROOT(sb,i)) & (sdata->s_packet_len - 1));
return 0;
}
}
+
return 1;
- }
+ } /* if old_block */
}
+
if (i == UDF_SB_NUMPARTS(sb)) {
/* outside of partitions */
/* for now, fail =) */
diff --git a/fs/udf/super.c b/fs/udf/super.c
index 72097ee..7b30964 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -104,11 +104,11 @@
}
static struct file_system_type udf_fstype = {
- .owner = THIS_MODULE,
- .name = "udf",
- .get_sb = udf_get_sb,
- .kill_sb = kill_block_super,
- .fs_flags = FS_REQUIRES_DEV,
+ .owner = THIS_MODULE,
+ .name = "udf",
+ .get_sb = udf_get_sb,
+ .kill_sb = kill_block_super,
+ .fs_flags = FS_REQUIRES_DEV,
};
static struct kmem_cache *udf_inode_cachep;
@@ -116,8 +116,7 @@
static struct inode *udf_alloc_inode(struct super_block *sb)
{
struct udf_inode_info *ei;
- ei = (struct udf_inode_info *)kmem_cache_alloc(udf_inode_cachep,
- GFP_KERNEL);
+ ei = (struct udf_inode_info *)kmem_cache_alloc(udf_inode_cachep, GFP_KERNEL);
if (!ei)
return NULL;
@@ -150,7 +149,7 @@
0, (SLAB_RECLAIM_ACCOUNT |
SLAB_MEM_SPREAD),
init_once);
- if (udf_inode_cachep == NULL)
+ if (!udf_inode_cachep)
return -ENOMEM;
return 0;
}
@@ -162,15 +161,15 @@
/* Superblock operations */
static const struct super_operations udf_sb_ops = {
- .alloc_inode = udf_alloc_inode,
- .destroy_inode = udf_destroy_inode,
- .write_inode = udf_write_inode,
- .delete_inode = udf_delete_inode,
- .clear_inode = udf_clear_inode,
- .put_super = udf_put_super,
- .write_super = udf_write_super,
- .statfs = udf_statfs,
- .remount_fs = udf_remount_fs,
+ .alloc_inode = udf_alloc_inode,
+ .destroy_inode = udf_destroy_inode,
+ .write_inode = udf_write_inode,
+ .delete_inode = udf_delete_inode,
+ .clear_inode = udf_clear_inode,
+ .put_super = udf_put_super,
+ .write_super = udf_write_super,
+ .statfs = udf_statfs,
+ .remount_fs = udf_remount_fs,
};
struct udf_options {
@@ -193,16 +192,20 @@
static int __init init_udf_fs(void)
{
int err;
+
err = init_inodecache();
if (err)
goto out1;
err = register_filesystem(&udf_fstype);
if (err)
goto out;
+
return 0;
- out:
+
+out:
destroy_inodecache();
- out1:
+
+out1:
return err;
}
@@ -213,7 +216,7 @@
}
module_init(init_udf_fs)
- module_exit(exit_udf_fs)
+module_exit(exit_udf_fs)
/*
* udf_parse_options
@@ -239,7 +242,7 @@
*
* The remaining are for debugging and disaster recovery:
*
- * novrs Skip volume sequence recognition
+ * novrs Skip volume sequence recognition
*
* The following expect a offset from 0.
*
@@ -268,6 +271,7 @@
* July 1, 1997 - Andrew E. Mileski
* Written, tested, and released.
*/
+
enum {
Opt_novrs, Opt_nostrict, Opt_bs, Opt_unhide, Opt_undelete,
Opt_noadinicb, Opt_adinicb, Opt_shortad, Opt_longad,
@@ -278,32 +282,32 @@
};
static match_table_t tokens = {
- {Opt_novrs, "novrs"},
- {Opt_nostrict, "nostrict"},
- {Opt_bs, "bs=%u"},
- {Opt_unhide, "unhide"},
- {Opt_undelete, "undelete"},
- {Opt_noadinicb, "noadinicb"},
- {Opt_adinicb, "adinicb"},
- {Opt_shortad, "shortad"},
- {Opt_longad, "longad"},
- {Opt_uforget, "uid=forget"},
- {Opt_uignore, "uid=ignore"},
- {Opt_gforget, "gid=forget"},
- {Opt_gignore, "gid=ignore"},
- {Opt_gid, "gid=%u"},
- {Opt_uid, "uid=%u"},
- {Opt_umask, "umask=%o"},
- {Opt_session, "session=%u"},
- {Opt_lastblock, "lastblock=%u"},
- {Opt_anchor, "anchor=%u"},
- {Opt_volume, "volume=%u"},
- {Opt_partition, "partition=%u"},
- {Opt_fileset, "fileset=%u"},
- {Opt_rootdir, "rootdir=%u"},
- {Opt_utf8, "utf8"},
- {Opt_iocharset, "iocharset=%s"},
- {Opt_err, NULL}
+ {Opt_novrs, "novrs"},
+ {Opt_nostrict, "nostrict"},
+ {Opt_bs, "bs=%u"},
+ {Opt_unhide, "unhide"},
+ {Opt_undelete, "undelete"},
+ {Opt_noadinicb, "noadinicb"},
+ {Opt_adinicb, "adinicb"},
+ {Opt_shortad, "shortad"},
+ {Opt_longad, "longad"},
+ {Opt_uforget, "uid=forget"},
+ {Opt_uignore, "uid=ignore"},
+ {Opt_gforget, "gid=forget"},
+ {Opt_gignore, "gid=ignore"},
+ {Opt_gid, "gid=%u"},
+ {Opt_uid, "uid=%u"},
+ {Opt_umask, "umask=%o"},
+ {Opt_session, "session=%u"},
+ {Opt_lastblock, "lastblock=%u"},
+ {Opt_anchor, "anchor=%u"},
+ {Opt_volume, "volume=%u"},
+ {Opt_partition, "partition=%u"},
+ {Opt_fileset, "fileset=%u"},
+ {Opt_rootdir, "rootdir=%u"},
+ {Opt_utf8, "utf8"},
+ {Opt_iocharset, "iocharset=%s"},
+ {Opt_err, NULL}
};
static int udf_parse_options(char *options, struct udf_options *uopt)
@@ -444,9 +448,11 @@
void udf_write_super(struct super_block *sb)
{
lock_kernel();
+
if (!(sb->s_flags & MS_RDONLY))
udf_open_lvid(sb);
sb->s_dirt = 0;
+
unlock_kernel();
}
@@ -455,16 +461,16 @@
struct udf_options uopt;
uopt.flags = UDF_SB(sb)->s_flags;
- uopt.uid = UDF_SB(sb)->s_uid;
- uopt.gid = UDF_SB(sb)->s_gid;
+ uopt.uid = UDF_SB(sb)->s_uid;
+ uopt.gid = UDF_SB(sb)->s_gid;
uopt.umask = UDF_SB(sb)->s_umask;
if (!udf_parse_options(options, &uopt))
return -EINVAL;
UDF_SB(sb)->s_flags = uopt.flags;
- UDF_SB(sb)->s_uid = uopt.uid;
- UDF_SB(sb)->s_gid = uopt.gid;
+ UDF_SB(sb)->s_uid = uopt.uid;
+ UDF_SB(sb)->s_gid = uopt.gid;
UDF_SB(sb)->s_umask = uopt.umask;
if (UDF_SB_LVIDBH(sb)) {
@@ -517,6 +523,7 @@
printk(KERN_ERR "udf: bad block size (%d)\n", bsize);
return 0;
}
+
return sb->s_blocksize;
}
@@ -552,15 +559,12 @@
/* Look for ISO descriptors */
vsd = (struct volStructDesc *)(bh->b_data +
- (sector &
- (sb->s_blocksize - 1)));
+ (sector & (sb->s_blocksize - 1)));
if (vsd->stdIdent[0] == 0) {
brelse(bh);
break;
- } else
- if (!strncmp
- (vsd->stdIdent, VSD_STD_ID_CD001, VSD_STD_ID_LEN)) {
+ } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_CD001, VSD_STD_ID_LEN)) {
iso9660 = sector;
switch (vsd->structType) {
case 0:
@@ -587,21 +591,13 @@
vsd->structType);
break;
}
- } else
- if (!strncmp
- (vsd->stdIdent, VSD_STD_ID_BEA01, VSD_STD_ID_LEN)) {
- } else
- if (!strncmp
- (vsd->stdIdent, VSD_STD_ID_TEA01, VSD_STD_ID_LEN)) {
+ } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_BEA01, VSD_STD_ID_LEN)) {
+ } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_TEA01, VSD_STD_ID_LEN)) {
brelse(bh);
break;
- } else
- if (!strncmp
- (vsd->stdIdent, VSD_STD_ID_NSR02, VSD_STD_ID_LEN)) {
+ } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_NSR02, VSD_STD_ID_LEN)) {
nsr02 = sector;
- } else
- if (!strncmp
- (vsd->stdIdent, VSD_STD_ID_NSR03, VSD_STD_ID_LEN)) {
+ } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_NSR03, VSD_STD_ID_LEN)) {
nsr03 = sector;
}
brelse(bh);
@@ -644,11 +640,10 @@
if (lastblock) {
int varlastblock = udf_variable_to_fixed(lastblock);
- int last[] = { lastblock, lastblock - 2,
- lastblock - 150, lastblock - 152,
- varlastblock, varlastblock - 2,
- varlastblock - 150, varlastblock - 152
- };
+ int last[] = { lastblock, lastblock - 2,
+ lastblock - 150, lastblock - 152,
+ varlastblock, varlastblock - 2,
+ varlastblock - 150, varlastblock - 152 };
lastblock = 0;
@@ -664,88 +659,54 @@
if (last[i] < 0 || !(bh = sb_bread(sb, last[i]))) {
ident = location = 0;
} else {
- ident =
- le16_to_cpu(((tag *) bh->b_data)->tagIdent);
- location =
- le32_to_cpu(((tag *) bh->b_data)->
- tagLocation);
+ ident = le16_to_cpu(((tag *)bh->b_data)->tagIdent);
+ location = le32_to_cpu(((tag *)bh->b_data)->tagLocation);
brelse(bh);
}
if (ident == TAG_IDENT_AVDP) {
if (location == last[i] - UDF_SB_SESSION(sb)) {
- lastblock = UDF_SB_ANCHOR(sb)[0] =
- last[i] - UDF_SB_SESSION(sb);
- UDF_SB_ANCHOR(sb)[1] =
- last[i] - 256 - UDF_SB_SESSION(sb);
- } else if (location ==
- udf_variable_to_fixed(last[i]) -
- UDF_SB_SESSION(sb)) {
+ lastblock = UDF_SB_ANCHOR(sb)[0] = last[i] - UDF_SB_SESSION(sb);
+ UDF_SB_ANCHOR(sb)[1] = last[i] - 256 - UDF_SB_SESSION(sb);
+ } else if (location == udf_variable_to_fixed(last[i]) - UDF_SB_SESSION(sb)) {
UDF_SET_FLAG(sb, UDF_FLAG_VARCONV);
- lastblock = UDF_SB_ANCHOR(sb)[0] =
- udf_variable_to_fixed(last[i]) -
- UDF_SB_SESSION(sb);
- UDF_SB_ANCHOR(sb)[1] =
- lastblock - 256 -
- UDF_SB_SESSION(sb);
- } else
- udf_debug
- ("Anchor found at block %d, location mismatch %d.\n",
- last[i], location);
- } else if (ident == TAG_IDENT_FE
- || ident == TAG_IDENT_EFE) {
+ lastblock = UDF_SB_ANCHOR(sb)[0] = udf_variable_to_fixed(last[i]) - UDF_SB_SESSION(sb);
+ UDF_SB_ANCHOR(sb)[1] = lastblock - 256 - UDF_SB_SESSION(sb);
+ } else {
+ udf_debug("Anchor found at block %d, location mismatch %d.\n",
+ last[i], location);
+ }
+ } else if (ident == TAG_IDENT_FE || ident == TAG_IDENT_EFE) {
lastblock = last[i];
UDF_SB_ANCHOR(sb)[3] = 512;
} else {
- if (last[i] < 256
- || !(bh = sb_bread(sb, last[i] - 256))) {
+ if (last[i] < 256 || !(bh = sb_bread(sb, last[i] - 256))) {
ident = location = 0;
} else {
- ident =
- le16_to_cpu(((tag *) bh->b_data)->
- tagIdent);
- location =
- le32_to_cpu(((tag *) bh->b_data)->
- tagLocation);
+ ident = le16_to_cpu(((tag *)bh->b_data)->tagIdent);
+ location = le32_to_cpu(((tag *)bh->b_data)->tagLocation);
brelse(bh);
}
if (ident == TAG_IDENT_AVDP &&
- location ==
- last[i] - 256 - UDF_SB_SESSION(sb)) {
+ location == last[i] - 256 - UDF_SB_SESSION(sb)) {
lastblock = last[i];
UDF_SB_ANCHOR(sb)[1] = last[i] - 256;
} else {
- if (last[i] < 312 + UDF_SB_SESSION(sb)
- || !(bh =
- sb_bread(sb,
- last[i] - 312 -
- UDF_SB_SESSION(sb))))
- {
+ if (last[i] < 312 + UDF_SB_SESSION(sb) ||
+ !(bh = sb_bread(sb, last[i] - 312 - UDF_SB_SESSION(sb)))) {
ident = location = 0;
} else {
- ident =
- le16_to_cpu(((tag *) bh->
- b_data)->
- tagIdent);
- location =
- le32_to_cpu(((tag *) bh->
- b_data)->
- tagLocation);
+ ident = le16_to_cpu(((tag *)bh->b_data)->tagIdent);
+ location = le32_to_cpu(((tag *)bh->b_data)->tagLocation);
brelse(bh);
}
if (ident == TAG_IDENT_AVDP &&
- location ==
- udf_variable_to_fixed(last[i]) -
- 256) {
- UDF_SET_FLAG(sb,
- UDF_FLAG_VARCONV);
- lastblock =
- udf_variable_to_fixed(last
- [i]);
- UDF_SB_ANCHOR(sb)[1] =
- lastblock - 256;
+ location == udf_variable_to_fixed(last[i]) - 256) {
+ UDF_SET_FLAG(sb, UDF_FLAG_VARCONV);
+ lastblock = udf_variable_to_fixed(last[i]);
+ UDF_SB_ANCHOR(sb)[1] = lastblock - 256;
}
}
}
@@ -755,9 +716,8 @@
if (!lastblock) {
/* We havn't found the lastblock. check 312 */
if ((bh = sb_bread(sb, 312 + UDF_SB_SESSION(sb)))) {
- ident = le16_to_cpu(((tag *) bh->b_data)->tagIdent);
- location =
- le32_to_cpu(((tag *) bh->b_data)->tagLocation);
+ ident = le16_to_cpu(((tag *)bh->b_data)->tagIdent);
+ location = le32_to_cpu(((tag *)bh->b_data)->tagLocation);
brelse(bh);
if (ident == TAG_IDENT_AVDP && location == 256)
@@ -767,19 +727,13 @@
for (i = 0; i < ARRAY_SIZE(UDF_SB_ANCHOR(sb)); i++) {
if (UDF_SB_ANCHOR(sb)[i]) {
- if (!(bh = udf_read_tagged(sb,
- UDF_SB_ANCHOR(sb)[i],
- UDF_SB_ANCHOR(sb)[i],
- &ident))) {
+ if (!(bh = udf_read_tagged(sb, UDF_SB_ANCHOR(sb)[i],
+ UDF_SB_ANCHOR(sb)[i], &ident))) {
UDF_SB_ANCHOR(sb)[i] = 0;
} else {
brelse(bh);
- if ((ident != TAG_IDENT_AVDP) && (i ||
- (ident !=
- TAG_IDENT_FE
- && ident !=
- TAG_IDENT_EFE)))
- {
+ if ((ident != TAG_IDENT_AVDP) &&
+ (i || (ident != TAG_IDENT_FE && ident != TAG_IDENT_EFE))) {
UDF_SB_ANCHOR(sb)[i] = 0;
}
}
@@ -789,9 +743,7 @@
UDF_SB_LASTBLOCK(sb) = lastblock;
}
-static int
-udf_find_fileset(struct super_block *sb, kernel_lb_addr * fileset,
- kernel_lb_addr * root)
+static int udf_find_fileset(struct super_block *sb, kernel_lb_addr *fileset, kernel_lb_addr *root)
{
struct buffer_head *bh = NULL;
long lastblock;
@@ -801,18 +753,19 @@
fileset->partitionReferenceNum != 0xFFFF) {
bh = udf_read_ptagged(sb, *fileset, 0, &ident);
- if (!bh)
+ if (!bh) {
return 1;
- else if (ident != TAG_IDENT_FSD) {
+ } else if (ident != TAG_IDENT_FSD) {
brelse(bh);
return 1;
}
}
- if (!bh) { /* Search backwards through the partitions */
+ if (!bh) { /* Search backwards through the partitions */
kernel_lb_addr newfileset;
+/* --> cvg: FIXME - is it reasonable? */
return 1;
for (newfileset.partitionReferenceNum = UDF_SB_NUMPARTS(sb) - 1;
@@ -820,14 +773,11 @@
fileset->logicalBlockNum == 0xFFFFFFFF &&
fileset->partitionReferenceNum == 0xFFFF);
newfileset.partitionReferenceNum--) {
- lastblock =
- UDF_SB_PARTLEN(sb,
- newfileset.partitionReferenceNum);
+ lastblock = UDF_SB_PARTLEN(sb, newfileset.partitionReferenceNum);
newfileset.logicalBlockNum = 0;
do {
- bh = udf_read_ptagged(sb, newfileset, 0,
- &ident);
+ bh = udf_read_ptagged(sb, newfileset, 0, &ident);
if (!bh) {
newfileset.logicalBlockNum++;
continue;
@@ -835,38 +785,28 @@
switch (ident) {
case TAG_IDENT_SBD:
- {
- struct spaceBitmapDesc *sp;
- sp = (struct spaceBitmapDesc *)
- bh->b_data;
- newfileset.logicalBlockNum +=
- 1 +
- ((le32_to_cpu
- (sp->numOfBytes) +
- sizeof(struct
- spaceBitmapDesc) -
- 1)
- >> sb->s_blocksize_bits);
- brelse(bh);
- break;
- }
- case TAG_IDENT_FSD:
- {
- *fileset = newfileset;
- break;
- }
- default:
- {
- newfileset.logicalBlockNum++;
- brelse(bh);
- bh = NULL;
- break;
- }
+ {
+ struct spaceBitmapDesc *sp;
+ sp = (struct spaceBitmapDesc *)bh->b_data;
+ newfileset.logicalBlockNum += 1 +
+ ((le32_to_cpu(sp->numOfBytes) +
+ sizeof(struct spaceBitmapDesc) - 1)
+ >> sb->s_blocksize_bits);
+ brelse(bh);
+ break;
}
- }
- while (newfileset.logicalBlockNum < lastblock &&
- fileset->logicalBlockNum == 0xFFFFFFFF &&
- fileset->partitionReferenceNum == 0xFFFF);
+ case TAG_IDENT_FSD:
+ *fileset = newfileset;
+ break;
+ default:
+ newfileset.logicalBlockNum++;
+ brelse(bh);
+ bh = NULL;
+ break;
+ }
+ } while (newfileset.logicalBlockNum < lastblock &&
+ fileset->logicalBlockNum == 0xFFFFFFFF &&
+ fileset->partitionReferenceNum == 0xFFFF);
}
}
@@ -898,10 +838,10 @@
lets_to_cpu(pvoldesc->recordingDateAndTime))) {
kernel_timestamp ts;
ts = lets_to_cpu(pvoldesc->recordingDateAndTime);
- udf_debug
- ("recording time %ld/%ld, %04u/%02u/%02u %02u:%02u (%x)\n",
- recording, recording_usec, ts.year, ts.month, ts.day,
- ts.hour, ts.minute, ts.typeAndTimezone);
+ udf_debug("recording time %ld/%ld, %04u/%02u/%02u %02u:%02u (%x)\n",
+ recording, recording_usec,
+ ts.year, ts.month, ts.day, ts.hour,
+ ts.minute, ts.typeAndTimezone);
UDF_SB_RECORDTIME(sb).tv_sec = recording;
UDF_SB_RECORDTIME(sb).tv_nsec = recording_usec * 1000;
}
@@ -920,9 +860,8 @@
}
}
-static void
-udf_load_fileset(struct super_block *sb, struct buffer_head *bh,
- kernel_lb_addr * root)
+static void udf_load_fileset(struct super_block *sb, struct buffer_head *bh,
+ kernel_lb_addr *root)
{
struct fileSetDesc *fset;
@@ -945,121 +884,72 @@
for (i = 0; i < UDF_SB_NUMPARTS(sb); i++) {
udf_debug("Searching map: (%d == %d)\n",
- UDF_SB_PARTMAPS(sb)[i].s_partition_num,
- le16_to_cpu(p->partitionNumber));
- if (UDF_SB_PARTMAPS(sb)[i].s_partition_num ==
- le16_to_cpu(p->partitionNumber)) {
- UDF_SB_PARTLEN(sb, i) = le32_to_cpu(p->partitionLength); /* blocks */
- UDF_SB_PARTROOT(sb, i) =
- le32_to_cpu(p->partitionStartingLocation);
- if (le32_to_cpu(p->accessType) ==
- PD_ACCESS_TYPE_READ_ONLY)
- UDF_SB_PARTFLAGS(sb, i) |=
- UDF_PART_FLAG_READ_ONLY;
- if (le32_to_cpu(p->accessType) ==
- PD_ACCESS_TYPE_WRITE_ONCE)
- UDF_SB_PARTFLAGS(sb, i) |=
- UDF_PART_FLAG_WRITE_ONCE;
- if (le32_to_cpu(p->accessType) ==
- PD_ACCESS_TYPE_REWRITABLE)
- UDF_SB_PARTFLAGS(sb, i) |=
- UDF_PART_FLAG_REWRITABLE;
- if (le32_to_cpu(p->accessType) ==
- PD_ACCESS_TYPE_OVERWRITABLE)
- UDF_SB_PARTFLAGS(sb, i) |=
- UDF_PART_FLAG_OVERWRITABLE;
+ UDF_SB_PARTMAPS(sb)[i].s_partition_num, le16_to_cpu(p->partitionNumber));
+ if (UDF_SB_PARTMAPS(sb)[i].s_partition_num == le16_to_cpu(p->partitionNumber)) {
+ UDF_SB_PARTLEN(sb,i) = le32_to_cpu(p->partitionLength); /* blocks */
+ UDF_SB_PARTROOT(sb,i) = le32_to_cpu(p->partitionStartingLocation);
+ if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_READ_ONLY)
+ UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_READ_ONLY;
+ if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_WRITE_ONCE)
+ UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_WRITE_ONCE;
+ if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_REWRITABLE)
+ UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_REWRITABLE;
+ if (le32_to_cpu(p->accessType) == PD_ACCESS_TYPE_OVERWRITABLE)
+ UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_OVERWRITABLE;
- if (!strcmp
- (p->partitionContents.ident,
- PD_PARTITION_CONTENTS_NSR02)
- || !strcmp(p->partitionContents.ident,
- PD_PARTITION_CONTENTS_NSR03)) {
+ if (!strcmp(p->partitionContents.ident, PD_PARTITION_CONTENTS_NSR02) ||
+ !strcmp(p->partitionContents.ident, PD_PARTITION_CONTENTS_NSR03)) {
struct partitionHeaderDesc *phd;
- phd =
- (struct partitionHeaderDesc *)(p->
- partitionContentsUse);
+ phd = (struct partitionHeaderDesc *)(p->partitionContentsUse);
if (phd->unallocSpaceTable.extLength) {
- kernel_lb_addr loc =
- { le32_to_cpu(phd->
- unallocSpaceTable.
- extPosition), i };
+ kernel_lb_addr loc = {
+ .logicalBlockNum = le32_to_cpu(phd->unallocSpaceTable.extPosition),
+ .partitionReferenceNum = i,
+ };
- UDF_SB_PARTMAPS(sb)[i].s_uspace.
- s_table = udf_iget(sb, loc);
- UDF_SB_PARTFLAGS(sb, i) |=
- UDF_PART_FLAG_UNALLOC_TABLE;
- udf_debug
- ("unallocSpaceTable (part %d) @ %ld\n",
- i,
- UDF_SB_PARTMAPS(sb)[i].s_uspace.
- s_table->i_ino);
+ UDF_SB_PARTMAPS(sb)[i].s_uspace.s_table =
+ udf_iget(sb, loc);
+ UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_UNALLOC_TABLE;
+ udf_debug("unallocSpaceTable (part %d) @ %ld\n",
+ i, UDF_SB_PARTMAPS(sb)[i].s_uspace.s_table->i_ino);
}
if (phd->unallocSpaceBitmap.extLength) {
UDF_SB_ALLOC_BITMAP(sb, i, s_uspace);
- if (UDF_SB_PARTMAPS(sb)[i].s_uspace.
- s_bitmap != NULL) {
- UDF_SB_PARTMAPS(sb)[i].s_uspace.
- s_bitmap->s_extLength =
- le32_to_cpu(phd->
- unallocSpaceBitmap.
- extLength);
- UDF_SB_PARTMAPS(sb)[i].s_uspace.
- s_bitmap->s_extPosition =
- le32_to_cpu(phd->
- unallocSpaceBitmap.
- extPosition);
- UDF_SB_PARTFLAGS(sb, i) |=
- UDF_PART_FLAG_UNALLOC_BITMAP;
- udf_debug
- ("unallocSpaceBitmap (part %d) @ %d\n",
- i,
- UDF_SB_PARTMAPS(sb)[i].
- s_uspace.s_bitmap->
- s_extPosition);
+ if (UDF_SB_PARTMAPS(sb)[i].s_uspace.s_bitmap != NULL) {
+ UDF_SB_PARTMAPS(sb)[i].s_uspace.s_bitmap->s_extLength =
+ le32_to_cpu(phd->unallocSpaceBitmap.extLength);
+ UDF_SB_PARTMAPS(sb)[i].s_uspace.s_bitmap->s_extPosition =
+ le32_to_cpu(phd->unallocSpaceBitmap.extPosition);
+ UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_UNALLOC_BITMAP;
+ udf_debug("unallocSpaceBitmap (part %d) @ %d\n",
+ i, UDF_SB_PARTMAPS(sb)[i].s_uspace.s_bitmap->s_extPosition);
}
}
if (phd->partitionIntegrityTable.extLength)
- udf_debug
- ("partitionIntegrityTable (part %d)\n",
- i);
+ udf_debug("partitionIntegrityTable (part %d)\n", i);
if (phd->freedSpaceTable.extLength) {
- kernel_lb_addr loc =
- { le32_to_cpu(phd->freedSpaceTable.
- extPosition), i };
+ kernel_lb_addr loc = {
+ .logicalBlockNum = le32_to_cpu(phd->freedSpaceTable.extPosition),
+ .partitionReferenceNum = i,
+ };
- UDF_SB_PARTMAPS(sb)[i].s_fspace.
- s_table = udf_iget(sb, loc);
- UDF_SB_PARTFLAGS(sb, i) |=
- UDF_PART_FLAG_FREED_TABLE;
- udf_debug
- ("freedSpaceTable (part %d) @ %ld\n",
- i,
- UDF_SB_PARTMAPS(sb)[i].s_fspace.
- s_table->i_ino);
+ UDF_SB_PARTMAPS(sb)[i].s_fspace.s_table =
+ udf_iget(sb, loc);
+ UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_FREED_TABLE;
+ udf_debug("freedSpaceTable (part %d) @ %ld\n",
+ i, UDF_SB_PARTMAPS(sb)[i].s_fspace.s_table->i_ino);
}
if (phd->freedSpaceBitmap.extLength) {
UDF_SB_ALLOC_BITMAP(sb, i, s_fspace);
- if (UDF_SB_PARTMAPS(sb)[i].s_fspace.
- s_bitmap != NULL) {
- UDF_SB_PARTMAPS(sb)[i].s_fspace.
- s_bitmap->s_extLength =
- le32_to_cpu(phd->
- freedSpaceBitmap.
- extLength);
- UDF_SB_PARTMAPS(sb)[i].s_fspace.
- s_bitmap->s_extPosition =
- le32_to_cpu(phd->
- freedSpaceBitmap.
- extPosition);
- UDF_SB_PARTFLAGS(sb, i) |=
- UDF_PART_FLAG_FREED_BITMAP;
- udf_debug
- ("freedSpaceBitmap (part %d) @ %d\n",
- i,
- UDF_SB_PARTMAPS(sb)[i].
- s_fspace.s_bitmap->
- s_extPosition);
+ if (UDF_SB_PARTMAPS(sb)[i].s_fspace.s_bitmap != NULL) {
+ UDF_SB_PARTMAPS(sb)[i].s_fspace.s_bitmap->s_extLength =
+ le32_to_cpu(phd->freedSpaceBitmap.extLength);
+ UDF_SB_PARTMAPS(sb)[i].s_fspace.s_bitmap->s_extPosition =
+ le32_to_cpu(phd->freedSpaceBitmap.extPosition);
+ UDF_SB_PARTFLAGS(sb,i) |= UDF_PART_FLAG_FREED_BITMAP;
+ udf_debug("freedSpaceBitmap (part %d) @ %d\n",
+ i, UDF_SB_PARTMAPS(sb)[i].s_fspace.s_bitmap->s_extPosition);
}
}
}
@@ -1070,16 +960,14 @@
udf_debug("Partition (%d) not found in partition map\n",
le16_to_cpu(p->partitionNumber));
} else {
- udf_debug
- ("Partition (%d:%d type %x) starts at physical %d, block length %d\n",
- le16_to_cpu(p->partitionNumber), i, UDF_SB_PARTTYPE(sb, i),
- UDF_SB_PARTROOT(sb, i), UDF_SB_PARTLEN(sb, i));
+ udf_debug("Partition (%d:%d type %x) starts at physical %d, block length %d\n",
+ le16_to_cpu(p->partitionNumber), i, UDF_SB_PARTTYPE(sb,i),
+ UDF_SB_PARTROOT(sb,i), UDF_SB_PARTLEN(sb,i));
}
}
-static int
-udf_load_logicalvol(struct super_block *sb, struct buffer_head *bh,
- kernel_lb_addr * fileset)
+static int udf_load_logicalvol(struct super_block *sb, struct buffer_head *bh,
+ kernel_lb_addr *fileset)
{
struct logicalVolDesc *lvd;
int i, j, offset;
@@ -1090,116 +978,69 @@
UDF_SB_ALLOC_PARTMAPS(sb, le32_to_cpu(lvd->numPartitionMaps));
for (i = 0, offset = 0;
- i < UDF_SB_NUMPARTS(sb)
- && offset < le32_to_cpu(lvd->mapTableLength);
- i++, offset +=
- ((struct genericPartitionMap *)&(lvd->partitionMaps[offset]))->
- partitionMapLength) {
- type =
- ((struct genericPartitionMap *)
- &(lvd->partitionMaps[offset]))->partitionMapType;
+ i < UDF_SB_NUMPARTS(sb) && offset < le32_to_cpu(lvd->mapTableLength);
+ i++, offset += ((struct genericPartitionMap *)&(lvd->partitionMaps[offset]))->partitionMapLength) {
+ type = ((struct genericPartitionMap *)&(lvd->partitionMaps[offset]))->partitionMapType;
if (type == 1) {
- struct genericPartitionMap1 *gpm1 =
- (struct genericPartitionMap1 *)&(lvd->
- partitionMaps
- [offset]);
- UDF_SB_PARTTYPE(sb, i) = UDF_TYPE1_MAP15;
- UDF_SB_PARTVSN(sb, i) = le16_to_cpu(gpm1->volSeqNum);
- UDF_SB_PARTNUM(sb, i) = le16_to_cpu(gpm1->partitionNum);
- UDF_SB_PARTFUNC(sb, i) = NULL;
+ struct genericPartitionMap1 *gpm1 = (struct genericPartitionMap1 *)&(lvd->partitionMaps[offset]);
+ UDF_SB_PARTTYPE(sb,i) = UDF_TYPE1_MAP15;
+ UDF_SB_PARTVSN(sb,i) = le16_to_cpu(gpm1->volSeqNum);
+ UDF_SB_PARTNUM(sb,i) = le16_to_cpu(gpm1->partitionNum);
+ UDF_SB_PARTFUNC(sb,i) = NULL;
} else if (type == 2) {
- struct udfPartitionMap2 *upm2 =
- (struct udfPartitionMap2 *)&(lvd->
- partitionMaps[offset]);
- if (!strncmp
- (upm2->partIdent.ident, UDF_ID_VIRTUAL,
- strlen(UDF_ID_VIRTUAL))) {
- if (le16_to_cpu
- (((__le16 *) upm2->partIdent.
- identSuffix)[0]) == 0x0150) {
- UDF_SB_PARTTYPE(sb, i) =
- UDF_VIRTUAL_MAP15;
- UDF_SB_PARTFUNC(sb, i) =
- udf_get_pblock_virt15;
- } else
- if (le16_to_cpu
- (((__le16 *) upm2->partIdent.
- identSuffix)[0]) == 0x0200) {
- UDF_SB_PARTTYPE(sb, i) =
- UDF_VIRTUAL_MAP20;
- UDF_SB_PARTFUNC(sb, i) =
- udf_get_pblock_virt20;
+ struct udfPartitionMap2 *upm2 = (struct udfPartitionMap2 *)&(lvd->partitionMaps[offset]);
+ if (!strncmp(upm2->partIdent.ident, UDF_ID_VIRTUAL, strlen(UDF_ID_VIRTUAL))) {
+ if (le16_to_cpu(((__le16 *)upm2->partIdent.identSuffix)[0]) == 0x0150) {
+ UDF_SB_PARTTYPE(sb,i) = UDF_VIRTUAL_MAP15;
+ UDF_SB_PARTFUNC(sb,i) = udf_get_pblock_virt15;
+ } else if (le16_to_cpu(((__le16 *)upm2->partIdent.identSuffix)[0]) == 0x0200) {
+ UDF_SB_PARTTYPE(sb,i) = UDF_VIRTUAL_MAP20;
+ UDF_SB_PARTFUNC(sb,i) = udf_get_pblock_virt20;
}
- } else
- if (!strncmp
- (upm2->partIdent.ident, UDF_ID_SPARABLE,
- strlen(UDF_ID_SPARABLE))) {
+ } else if (!strncmp(upm2->partIdent.ident, UDF_ID_SPARABLE, strlen(UDF_ID_SPARABLE))) {
uint32_t loc;
uint16_t ident;
struct sparingTable *st;
- struct sparablePartitionMap *spm =
- (struct sparablePartitionMap *)&(lvd->
- partitionMaps
- [offset]);
+ struct sparablePartitionMap *spm = (struct sparablePartitionMap *)&(lvd->partitionMaps[offset]);
- UDF_SB_PARTTYPE(sb, i) = UDF_SPARABLE_MAP15;
- UDF_SB_TYPESPAR(sb, i).s_packet_len =
- le16_to_cpu(spm->packetLength);
+ UDF_SB_PARTTYPE(sb,i) = UDF_SPARABLE_MAP15;
+ UDF_SB_TYPESPAR(sb,i).s_packet_len = le16_to_cpu(spm->packetLength);
for (j = 0; j < spm->numSparingTables; j++) {
- loc =
- le32_to_cpu(spm->
- locSparingTable[j]);
- UDF_SB_TYPESPAR(sb, i).s_spar_map[j] =
- udf_read_tagged(sb, loc, loc,
- &ident);
- if (UDF_SB_TYPESPAR(sb, i).
- s_spar_map[j] != NULL) {
- st = (struct sparingTable *)
- UDF_SB_TYPESPAR(sb,
- i).
- s_spar_map[j]->b_data;
- if (ident != 0
- || strncmp(st->sparingIdent.
- ident,
- UDF_ID_SPARING,
- strlen
- (UDF_ID_SPARING)))
- {
- brelse(UDF_SB_TYPESPAR
- (sb,
- i).
- s_spar_map[j]);
- UDF_SB_TYPESPAR(sb,
- i).
- s_spar_map[j] =
- NULL;
+ loc = le32_to_cpu(spm->locSparingTable[j]);
+ UDF_SB_TYPESPAR(sb,i).s_spar_map[j] =
+ udf_read_tagged(sb, loc, loc, &ident);
+ if (UDF_SB_TYPESPAR(sb,i).s_spar_map[j] != NULL) {
+ st = (struct sparingTable *)UDF_SB_TYPESPAR(sb,i).s_spar_map[j]->b_data;
+ if (ident != 0 ||
+ strncmp(st->sparingIdent.ident, UDF_ID_SPARING, strlen(UDF_ID_SPARING))) {
+ brelse(UDF_SB_TYPESPAR(sb,i).s_spar_map[j]);
+ UDF_SB_TYPESPAR(sb,i).s_spar_map[j] = NULL;
}
}
}
- UDF_SB_PARTFUNC(sb, i) = udf_get_pblock_spar15;
+ UDF_SB_PARTFUNC(sb,i) = udf_get_pblock_spar15;
} else {
- udf_debug("Unknown ident: %s\n",
- upm2->partIdent.ident);
+ udf_debug("Unknown ident: %s\n", upm2->partIdent.ident);
continue;
}
- UDF_SB_PARTVSN(sb, i) = le16_to_cpu(upm2->volSeqNum);
- UDF_SB_PARTNUM(sb, i) = le16_to_cpu(upm2->partitionNum);
+ UDF_SB_PARTVSN(sb,i) = le16_to_cpu(upm2->volSeqNum);
+ UDF_SB_PARTNUM(sb,i) = le16_to_cpu(upm2->partitionNum);
}
udf_debug("Partition (%d:%d) type %d on volume %d\n",
- i, UDF_SB_PARTNUM(sb, i), type, UDF_SB_PARTVSN(sb,
- i));
+ i, UDF_SB_PARTNUM(sb,i), type, UDF_SB_PARTVSN(sb,i));
}
if (fileset) {
- long_ad *la = (long_ad *) & (lvd->logicalVolContentsUse[0]);
+ long_ad *la = (long_ad *)&(lvd->logicalVolContentsUse[0]);
*fileset = lelb_to_cpu(la->extLocation);
- udf_debug
- ("FileSet found in LogicalVolDesc at block=%d, partition=%d\n",
- fileset->logicalBlockNum, fileset->partitionReferenceNum);
+ udf_debug("FileSet found in LogicalVolDesc at block=%d, partition=%d\n",
+ fileset->logicalBlockNum,
+ fileset->partitionReferenceNum);
}
if (lvd->integritySeqExt.extLength)
udf_load_logicalvolint(sb, leea_to_cpu(lvd->integritySeqExt));
+
return 0;
}
@@ -1219,9 +1060,7 @@
UDF_SB_LVIDBH(sb) = bh;
if (UDF_SB_LVID(sb)->nextIntegrityExt.extLength)
- udf_load_logicalvolint(sb,
- leea_to_cpu(UDF_SB_LVID(sb)->
- nextIntegrityExt));
+ udf_load_logicalvolint(sb, leea_to_cpu(UDF_SB_LVID(sb)->nextIntegrityExt));
if (UDF_SB_LVIDBH(sb) != bh)
brelse(bh);
@@ -1247,9 +1086,8 @@
* July 1, 1997 - Andrew E. Mileski
* Written, tested, and released.
*/
-static int
-udf_process_sequence(struct super_block *sb, long block, long lastblock,
- kernel_lb_addr * fileset)
+static int udf_process_sequence(struct super_block *sb, long block, long lastblock,
+ kernel_lb_addr *fileset)
{
struct buffer_head *bh = NULL;
struct udf_vds_record vds[VDS_POS_LENGTH];
@@ -1274,82 +1112,71 @@
gd = (struct generic_desc *)bh->b_data;
vdsn = le32_to_cpu(gd->volDescSeqNum);
switch (ident) {
- case TAG_IDENT_PVD: /* ISO 13346 3/10.1 */
+ case TAG_IDENT_PVD: /* ISO 13346 3/10.1 */
if (vdsn >= vds[VDS_POS_PRIMARY_VOL_DESC].volDescSeqNum) {
- vds[VDS_POS_PRIMARY_VOL_DESC].volDescSeqNum =
- vdsn;
+ vds[VDS_POS_PRIMARY_VOL_DESC].volDescSeqNum = vdsn;
vds[VDS_POS_PRIMARY_VOL_DESC].block = block;
}
break;
- case TAG_IDENT_VDP: /* ISO 13346 3/10.3 */
+ case TAG_IDENT_VDP: /* ISO 13346 3/10.3 */
if (vdsn >= vds[VDS_POS_VOL_DESC_PTR].volDescSeqNum) {
vds[VDS_POS_VOL_DESC_PTR].volDescSeqNum = vdsn;
vds[VDS_POS_VOL_DESC_PTR].block = block;
vdp = (struct volDescPtr *)bh->b_data;
- next_s =
- le32_to_cpu(vdp->nextVolDescSeqExt.
- extLocation);
- next_e =
- le32_to_cpu(vdp->nextVolDescSeqExt.
- extLength);
+ next_s = le32_to_cpu(vdp->nextVolDescSeqExt.extLocation);
+ next_e = le32_to_cpu(vdp->nextVolDescSeqExt.extLength);
next_e = next_e >> sb->s_blocksize_bits;
next_e += next_s;
}
break;
- case TAG_IDENT_IUVD: /* ISO 13346 3/10.4 */
+ case TAG_IDENT_IUVD: /* ISO 13346 3/10.4 */
if (vdsn >= vds[VDS_POS_IMP_USE_VOL_DESC].volDescSeqNum) {
- vds[VDS_POS_IMP_USE_VOL_DESC].volDescSeqNum =
- vdsn;
+ vds[VDS_POS_IMP_USE_VOL_DESC].volDescSeqNum = vdsn;
vds[VDS_POS_IMP_USE_VOL_DESC].block = block;
}
break;
- case TAG_IDENT_PD: /* ISO 13346 3/10.5 */
+ case TAG_IDENT_PD: /* ISO 13346 3/10.5 */
if (!vds[VDS_POS_PARTITION_DESC].block)
vds[VDS_POS_PARTITION_DESC].block = block;
break;
- case TAG_IDENT_LVD: /* ISO 13346 3/10.6 */
+ case TAG_IDENT_LVD: /* ISO 13346 3/10.6 */
if (vdsn >= vds[VDS_POS_LOGICAL_VOL_DESC].volDescSeqNum) {
- vds[VDS_POS_LOGICAL_VOL_DESC].volDescSeqNum =
- vdsn;
+ vds[VDS_POS_LOGICAL_VOL_DESC].volDescSeqNum = vdsn;
vds[VDS_POS_LOGICAL_VOL_DESC].block = block;
}
break;
- case TAG_IDENT_USD: /* ISO 13346 3/10.8 */
- if (vdsn >=
- vds[VDS_POS_UNALLOC_SPACE_DESC].volDescSeqNum) {
- vds[VDS_POS_UNALLOC_SPACE_DESC].volDescSeqNum =
- vdsn;
+ case TAG_IDENT_USD: /* ISO 13346 3/10.8 */
+ if (vdsn >= vds[VDS_POS_UNALLOC_SPACE_DESC].volDescSeqNum) {
+ vds[VDS_POS_UNALLOC_SPACE_DESC].volDescSeqNum = vdsn;
vds[VDS_POS_UNALLOC_SPACE_DESC].block = block;
}
break;
- case TAG_IDENT_TD: /* ISO 13346 3/10.9 */
+ case TAG_IDENT_TD: /* ISO 13346 3/10.9 */
vds[VDS_POS_TERMINATING_DESC].block = block;
if (next_e) {
block = next_s;
lastblock = next_e;
next_s = next_e = 0;
- } else
+ } else {
done = 1;
+ }
break;
}
brelse(bh);
}
for (i = 0; i < VDS_POS_LENGTH; i++) {
if (vds[i].block) {
- bh = udf_read_tagged(sb, vds[i].block, vds[i].block,
- &ident);
+ bh = udf_read_tagged(sb, vds[i].block, vds[i].block, &ident);
- if (i == VDS_POS_PRIMARY_VOL_DESC)
+ if (i == VDS_POS_PRIMARY_VOL_DESC) {
udf_load_pvoldesc(sb, bh);
- else if (i == VDS_POS_LOGICAL_VOL_DESC)
+ } else if (i == VDS_POS_LOGICAL_VOL_DESC) {
udf_load_logicalvol(sb, bh, fileset);
- else if (i == VDS_POS_PARTITION_DESC) {
+ } else if (i == VDS_POS_PARTITION_DESC) {
struct buffer_head *bh2 = NULL;
udf_load_partdesc(sb, bh);
- for (j = vds[i].block + 1;
- j < vds[VDS_POS_TERMINATING_DESC].block;
- j++) {
+ for (j = vds[i].block + 1; j < vds[VDS_POS_TERMINATING_DESC].block; j++) {
bh2 = udf_read_tagged(sb, j, j, &ident);
gd = (struct generic_desc *)bh2->b_data;
if (ident == TAG_IDENT_PD)
@@ -1378,16 +1205,17 @@
/* Check that it is NSR02 compliant */
/* Process any "CD-ROM Volume Descriptor Set" (ECMA 167 2/8.3.1) */
else if ((block = udf_vrs(sb, silent)) == -1) {
- udf_debug
- ("Failed to read byte 32768. Assuming open disc. Skipping validity check\n");
+ udf_debug("Failed to read byte 32768. Assuming open disc. "
+ "Skipping validity check\n");
if (!UDF_SB_LASTBLOCK(sb))
UDF_SB_LASTBLOCK(sb) = udf_get_last_block(sb);
return 0;
- } else
+ } else {
return !block;
+ }
}
-static int udf_load_partition(struct super_block *sb, kernel_lb_addr * fileset)
+static int udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset)
{
struct anchorVolDescPtr *anchor;
uint16_t ident;
@@ -1399,28 +1227,20 @@
return 1;
for (i = 0; i < ARRAY_SIZE(UDF_SB_ANCHOR(sb)); i++) {
- if (UDF_SB_ANCHOR(sb)[i] && (bh = udf_read_tagged(sb,
- UDF_SB_ANCHOR
- (sb)[i],
- UDF_SB_ANCHOR
- (sb)[i],
- &ident))) {
+ if (UDF_SB_ANCHOR(sb)[i] &&
+ (bh = udf_read_tagged(sb, UDF_SB_ANCHOR(sb)[i],
+ UDF_SB_ANCHOR(sb)[i], &ident))) {
anchor = (struct anchorVolDescPtr *)bh->b_data;
/* Locate the main sequence */
- main_s =
- le32_to_cpu(anchor->mainVolDescSeqExt.extLocation);
- main_e =
- le32_to_cpu(anchor->mainVolDescSeqExt.extLength);
+ main_s = le32_to_cpu(anchor->mainVolDescSeqExt.extLocation);
+ main_e = le32_to_cpu(anchor->mainVolDescSeqExt.extLength );
main_e = main_e >> sb->s_blocksize_bits;
main_e += main_s;
/* Locate the reserve sequence */
- reserve_s =
- le32_to_cpu(anchor->reserveVolDescSeqExt.
- extLocation);
- reserve_e =
- le32_to_cpu(anchor->reserveVolDescSeqExt.extLength);
+ reserve_s = le32_to_cpu(anchor->reserveVolDescSeqExt.extLocation);
+ reserve_e = le32_to_cpu(anchor->reserveVolDescSeqExt.extLength);
reserve_e = reserve_e >> sb->s_blocksize_bits;
reserve_e += reserve_s;
@@ -1428,10 +1248,8 @@
/* Process the main & reserve sequences */
/* responsible for finding the PartitionDesc(s) */
- if (!
- (udf_process_sequence(sb, main_s, main_e, fileset)
- && udf_process_sequence(sb, reserve_s, reserve_e,
- fileset))) {
+ if (!(udf_process_sequence(sb, main_s, main_e, fileset) &&
+ udf_process_sequence(sb, reserve_s, reserve_e, fileset))) {
break;
}
}
@@ -1444,81 +1262,67 @@
udf_debug("Using anchor in block %d\n", UDF_SB_ANCHOR(sb)[i]);
for (i = 0; i < UDF_SB_NUMPARTS(sb); i++) {
+ kernel_lb_addr uninitialized_var(ino);
switch (UDF_SB_PARTTYPE(sb, i)) {
case UDF_VIRTUAL_MAP15:
case UDF_VIRTUAL_MAP20:
- {
- kernel_lb_addr uninitialized_var(ino);
-
- if (!UDF_SB_LASTBLOCK(sb)) {
- UDF_SB_LASTBLOCK(sb) =
- udf_get_last_block(sb);
- udf_find_anchor(sb);
- }
-
- if (!UDF_SB_LASTBLOCK(sb)) {
- udf_debug
- ("Unable to determine Lastblock (For Virtual Partition)\n");
- return 1;
- }
-
- for (j = 0; j < UDF_SB_NUMPARTS(sb); j++) {
- if (j != i &&
- UDF_SB_PARTVSN(sb,
- i) ==
- UDF_SB_PARTVSN(sb, j)
- && UDF_SB_PARTNUM(sb,
- i) ==
- UDF_SB_PARTNUM(sb, j)) {
- ino.partitionReferenceNum = j;
- ino.logicalBlockNum =
- UDF_SB_LASTBLOCK(sb) -
- UDF_SB_PARTROOT(sb, j);
- break;
- }
- }
-
- if (j == UDF_SB_NUMPARTS(sb))
- return 1;
-
- if (!(UDF_SB_VAT(sb) = udf_iget(sb, ino)))
- return 1;
-
- if (UDF_SB_PARTTYPE(sb, i) == UDF_VIRTUAL_MAP15) {
- UDF_SB_TYPEVIRT(sb, i).s_start_offset =
- udf_ext0_offset(UDF_SB_VAT(sb));
- UDF_SB_TYPEVIRT(sb, i).s_num_entries =
- (UDF_SB_VAT(sb)->i_size - 36) >> 2;
- } else if (UDF_SB_PARTTYPE(sb, i) ==
- UDF_VIRTUAL_MAP20) {
- struct buffer_head *bh = NULL;
- uint32_t pos;
-
- pos = udf_block_map(UDF_SB_VAT(sb), 0);
- bh = sb_bread(sb, pos);
- if (!bh)
- return 1;
- UDF_SB_TYPEVIRT(sb, i).s_start_offset =
- le16_to_cpu(((struct
- virtualAllocationTable20
- *)bh->b_data +
- udf_ext0_offset
- (UDF_SB_VAT(sb)))->
- lengthHeader) +
- udf_ext0_offset(UDF_SB_VAT(sb));
- UDF_SB_TYPEVIRT(sb, i).s_num_entries =
- (UDF_SB_VAT(sb)->i_size -
- UDF_SB_TYPEVIRT(sb,
- i).
- s_start_offset) >> 2;
- brelse(bh);
- }
- UDF_SB_PARTROOT(sb, i) =
- udf_get_pblock(sb, 0, i, 0);
- UDF_SB_PARTLEN(sb, i) =
- UDF_SB_PARTLEN(sb,
- ino.partitionReferenceNum);
+ if (!UDF_SB_LASTBLOCK(sb)) {
+ UDF_SB_LASTBLOCK(sb) = udf_get_last_block(sb);
+ udf_find_anchor(sb);
}
+
+ if (!UDF_SB_LASTBLOCK(sb)) {
+ udf_debug("Unable to determine Lastblock (For "
+ "Virtual Partition)\n");
+ return 1;
+ }
+
+ for (j = 0; j < UDF_SB_NUMPARTS(sb); j++) {
+ if (j != i && UDF_SB_PARTVSN(sb, i) ==
+ UDF_SB_PARTVSN(sb, j) &&
+ UDF_SB_PARTNUM(sb, i) ==
+ UDF_SB_PARTNUM(sb, j)) {
+ ino.partitionReferenceNum = j;
+ ino.logicalBlockNum =
+ UDF_SB_LASTBLOCK(sb) -
+ UDF_SB_PARTROOT(sb, j);
+ break;
+ }
+ }
+
+ if (j == UDF_SB_NUMPARTS(sb))
+ return 1;
+
+ if (!(UDF_SB_VAT(sb) = udf_iget(sb, ino)))
+ return 1;
+
+ if (UDF_SB_PARTTYPE(sb, i) == UDF_VIRTUAL_MAP15) {
+ UDF_SB_TYPEVIRT(sb, i).s_start_offset =
+ udf_ext0_offset(UDF_SB_VAT(sb));
+ UDF_SB_TYPEVIRT(sb, i).s_num_entries =
+ (UDF_SB_VAT(sb)->i_size - 36) >> 2;
+ } else if (UDF_SB_PARTTYPE(sb, i) == UDF_VIRTUAL_MAP20) {
+ struct buffer_head *bh = NULL;
+ uint32_t pos;
+
+ pos = udf_block_map(UDF_SB_VAT(sb), 0);
+ bh = sb_bread(sb, pos);
+ if (!bh)
+ return 1;
+ UDF_SB_TYPEVIRT(sb, i).s_start_offset =
+ le16_to_cpu(((struct
+ virtualAllocationTable20 *)bh->b_data +
+ udf_ext0_offset(UDF_SB_VAT(sb)))->
+ lengthHeader) +
+ udf_ext0_offset(UDF_SB_VAT(sb));
+ UDF_SB_TYPEVIRT(sb, i).s_num_entries =
+ (UDF_SB_VAT(sb)->i_size -
+ UDF_SB_TYPEVIRT(sb, i).s_start_offset) >> 2;
+ brelse(bh);
+ }
+ UDF_SB_PARTROOT(sb, i) = udf_get_pblock(sb, 0, i, 0);
+ UDF_SB_PARTLEN(sb, i) = UDF_SB_PARTLEN(sb,
+ ino.partitionReferenceNum);
}
}
return 0;
@@ -1555,42 +1359,32 @@
static void udf_close_lvid(struct super_block *sb)
{
+ kernel_timestamp cpu_time;
+ int i;
+
if (UDF_SB_LVIDBH(sb) &&
UDF_SB_LVID(sb)->integrityType == LVID_INTEGRITY_TYPE_OPEN) {
- int i;
- kernel_timestamp cpu_time;
-
UDF_SB_LVIDIU(sb)->impIdent.identSuffix[0] = UDF_OS_CLASS_UNIX;
UDF_SB_LVIDIU(sb)->impIdent.identSuffix[1] = UDF_OS_ID_LINUX;
if (udf_time_to_stamp(&cpu_time, CURRENT_TIME))
- UDF_SB_LVID(sb)->recordingDateAndTime =
- cpu_to_lets(cpu_time);
- if (UDF_MAX_WRITE_VERSION >
- le16_to_cpu(UDF_SB_LVIDIU(sb)->maxUDFWriteRev))
- UDF_SB_LVIDIU(sb)->maxUDFWriteRev =
- cpu_to_le16(UDF_MAX_WRITE_VERSION);
- if (UDF_SB_UDFREV(sb) >
- le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFReadRev))
- UDF_SB_LVIDIU(sb)->minUDFReadRev =
- cpu_to_le16(UDF_SB_UDFREV(sb));
- if (UDF_SB_UDFREV(sb) >
- le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFWriteRev))
- UDF_SB_LVIDIU(sb)->minUDFWriteRev =
- cpu_to_le16(UDF_SB_UDFREV(sb));
- UDF_SB_LVID(sb)->integrityType =
- cpu_to_le32(LVID_INTEGRITY_TYPE_CLOSE);
+ UDF_SB_LVID(sb)->recordingDateAndTime = cpu_to_lets(cpu_time);
+ if (UDF_MAX_WRITE_VERSION > le16_to_cpu(UDF_SB_LVIDIU(sb)->maxUDFWriteRev))
+ UDF_SB_LVIDIU(sb)->maxUDFWriteRev = cpu_to_le16(UDF_MAX_WRITE_VERSION);
+ if (UDF_SB_UDFREV(sb) > le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFReadRev))
+ UDF_SB_LVIDIU(sb)->minUDFReadRev = cpu_to_le16(UDF_SB_UDFREV(sb));
+ if (UDF_SB_UDFREV(sb) > le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFWriteRev))
+ UDF_SB_LVIDIU(sb)->minUDFWriteRev = cpu_to_le16(UDF_SB_UDFREV(sb));
+ UDF_SB_LVID(sb)->integrityType = cpu_to_le32(LVID_INTEGRITY_TYPE_CLOSE);
UDF_SB_LVID(sb)->descTag.descCRC =
- cpu_to_le16(udf_crc((char *)UDF_SB_LVID(sb) + sizeof(tag),
- le16_to_cpu(UDF_SB_LVID(sb)->descTag.
- descCRCLength), 0));
+ cpu_to_le16(udf_crc((char *)UDF_SB_LVID(sb) + sizeof(tag),
+ le16_to_cpu(UDF_SB_LVID(sb)->descTag.descCRCLength), 0));
UDF_SB_LVID(sb)->descTag.tagChecksum = 0;
for (i = 0; i < 16; i++)
if (i != 4)
UDF_SB_LVID(sb)->descTag.tagChecksum +=
- ((uint8_t *) &
- (UDF_SB_LVID(sb)->descTag))[i];
+ ((uint8_t *)&(UDF_SB_LVID(sb)->descTag))[i];
mark_buffer_dirty(UDF_SB_LVIDBH(sb));
}
@@ -1628,6 +1422,7 @@
sbi = kmalloc(sizeof(struct udf_sb_info), GFP_KERNEL);
if (!sbi)
return -ENOMEM;
+
sb->s_fs_info = sbi;
memset(UDF_SB(sb), 0x00, sizeof(struct udf_sb_info));
@@ -1679,7 +1474,7 @@
UDF_SB_ANCHOR(sb)[2] = uopt.anchor;
UDF_SB_ANCHOR(sb)[3] = 256;
- if (udf_check_valid(sb, uopt.novrs, silent)) { /* read volume recognition sequences */
+ if (udf_check_valid(sb, uopt.novrs, silent)) { /* read volume recognition sequences */
printk("UDF-fs: No VRS found\n");
goto error_out;
}
@@ -1701,10 +1496,8 @@
udf_debug("Lastblock=%d\n", UDF_SB_LASTBLOCK(sb));
if (UDF_SB_LVIDBH(sb)) {
- uint16_t minUDFReadRev =
- le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFReadRev);
- uint16_t minUDFWriteRev =
- le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFWriteRev);
+ uint16_t minUDFReadRev = le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFReadRev);
+ uint16_t minUDFWriteRev = le16_to_cpu(UDF_SB_LVIDIU(sb)->minUDFWriteRev);
/* uint16_t maxUDFWriteRev = le16_to_cpu(UDF_SB_LVIDIU(sb)->maxUDFWriteRev); */
if (minUDFReadRev > UDF_MAX_READ_VERSION) {
@@ -1729,10 +1522,8 @@
goto error_out;
}
- if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) &
- UDF_PART_FLAG_READ_ONLY) {
- printk
- ("UDF-fs: Partition marked readonly; forcing readonly mount\n");
+ if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_READ_ONLY) {
+ printk("UDF-fs: Partition marked readonly; forcing readonly mount\n");
sb->s_flags |= MS_RDONLY;
}
@@ -1744,10 +1535,11 @@
if (!silent) {
kernel_timestamp ts;
udf_time_to_stamp(&ts, UDF_SB_RECORDTIME(sb));
- udf_info
- ("UDF %s (%s) Mounting volume '%s', timestamp %04u/%02u/%02u %02u:%02u (%x)\n",
- UDFFS_VERSION, UDFFS_DATE, UDF_SB_VOLIDENT(sb), ts.year,
- ts.month, ts.day, ts.hour, ts.minute, ts.typeAndTimezone);
+ udf_info("UDF %s (%s) Mounting volume '%s', "
+ "timestamp %04u/%02u/%02u %02u:%02u (%x)\n",
+ UDFFS_VERSION, UDFFS_DATE,
+ UDF_SB_VOLIDENT(sb), ts.year, ts.month, ts.day, ts.hour, ts.minute,
+ ts.typeAndTimezone);
}
if (!(sb->s_flags & MS_RDONLY))
udf_open_lvid(sb);
@@ -1772,30 +1564,21 @@
sb->s_maxbytes = MAX_LFS_FILESIZE;
return 0;
- error_out:
+error_out:
if (UDF_SB_VAT(sb))
iput(UDF_SB_VAT(sb));
if (UDF_SB_NUMPARTS(sb)) {
- if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) &
- UDF_PART_FLAG_UNALLOC_TABLE)
- iput(UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_uspace.
- s_table);
- if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) &
- UDF_PART_FLAG_FREED_TABLE)
- iput(UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_fspace.
- s_table);
- if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) &
- UDF_PART_FLAG_UNALLOC_BITMAP)
- UDF_SB_FREE_BITMAP(sb, UDF_SB_PARTITION(sb), s_uspace);
- if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) &
- UDF_PART_FLAG_FREED_BITMAP)
- UDF_SB_FREE_BITMAP(sb, UDF_SB_PARTITION(sb), s_fspace);
- if (UDF_SB_PARTTYPE(sb, UDF_SB_PARTITION(sb)) ==
- UDF_SPARABLE_MAP15) {
+ if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_TABLE)
+ iput(UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_uspace.s_table);
+ if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_TABLE)
+ iput(UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_fspace.s_table);
+ if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_BITMAP)
+ UDF_SB_FREE_BITMAP(sb,UDF_SB_PARTITION(sb), s_uspace);
+ if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_BITMAP)
+ UDF_SB_FREE_BITMAP(sb,UDF_SB_PARTITION(sb), s_fspace);
+ if (UDF_SB_PARTTYPE(sb, UDF_SB_PARTITION(sb)) == UDF_SPARABLE_MAP15) {
for (i = 0; i < 4; i++)
- brelse(UDF_SB_TYPESPAR
- (sb,
- UDF_SB_PARTITION(sb)).s_spar_map[i]);
+ brelse(UDF_SB_TYPESPAR(sb, UDF_SB_PARTITION(sb)).s_spar_map[i]);
}
}
#ifdef CONFIG_UDF_NLS
@@ -1808,6 +1591,7 @@
UDF_SB_FREE(sb);
kfree(sbi);
sb->s_fs_info = NULL;
+
return -EINVAL;
}
@@ -1823,8 +1607,8 @@
va_start(args, fmt);
vsnprintf(error_buf, sizeof(error_buf), fmt, args);
va_end(args);
- printk(KERN_CRIT "UDF-fs error (device %s): %s: %s\n",
- sb->s_id, function, error_buf);
+ printk (KERN_CRIT "UDF-fs error (device %s): %s: %s\n",
+ sb->s_id, function, error_buf);
}
void udf_warning(struct super_block *sb, const char *function,
@@ -1859,26 +1643,17 @@
if (UDF_SB_VAT(sb))
iput(UDF_SB_VAT(sb));
if (UDF_SB_NUMPARTS(sb)) {
- if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) &
- UDF_PART_FLAG_UNALLOC_TABLE)
- iput(UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_uspace.
- s_table);
- if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) &
- UDF_PART_FLAG_FREED_TABLE)
- iput(UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_fspace.
- s_table);
- if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) &
- UDF_PART_FLAG_UNALLOC_BITMAP)
- UDF_SB_FREE_BITMAP(sb, UDF_SB_PARTITION(sb), s_uspace);
- if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) &
- UDF_PART_FLAG_FREED_BITMAP)
- UDF_SB_FREE_BITMAP(sb, UDF_SB_PARTITION(sb), s_fspace);
- if (UDF_SB_PARTTYPE(sb, UDF_SB_PARTITION(sb)) ==
- UDF_SPARABLE_MAP15) {
+ if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_TABLE)
+ iput(UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_uspace.s_table);
+ if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_TABLE)
+ iput(UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_fspace.s_table);
+ if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_BITMAP)
+ UDF_SB_FREE_BITMAP(sb,UDF_SB_PARTITION(sb), s_uspace);
+ if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_BITMAP)
+ UDF_SB_FREE_BITMAP(sb,UDF_SB_PARTITION(sb), s_fspace);
+ if (UDF_SB_PARTTYPE(sb, UDF_SB_PARTITION(sb)) == UDF_SPARABLE_MAP15) {
for (i = 0; i < 4; i++)
- brelse(UDF_SB_TYPESPAR
- (sb,
- UDF_SB_PARTITION(sb)).s_spar_map[i]);
+ brelse(UDF_SB_TYPESPAR(sb, UDF_SB_PARTITION(sb)).s_spar_map[i]);
}
}
#ifdef CONFIG_UDF_NLS
@@ -1917,8 +1692,7 @@
buf->f_bavail = buf->f_bfree;
buf->f_files = (UDF_SB_LVIDBH(sb) ?
(le32_to_cpu(UDF_SB_LVIDIU(sb)->numFiles) +
- le32_to_cpu(UDF_SB_LVIDIU(sb)->numDirs)) : 0) +
- buf->f_bfree;
+ le32_to_cpu(UDF_SB_LVIDIU(sb)->numDirs)) : 0) + buf->f_bfree;
buf->f_ffree = buf->f_bfree;
/* __kernel_fsid_t f_fsid */
buf->f_namelen = UDF_NAME_LEN - 2;
@@ -1930,8 +1704,7 @@
0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4
};
-static unsigned int
-udf_count_free_bitmap(struct super_block *sb, struct udf_bitmap *bitmap)
+static unsigned int udf_count_free_bitmap(struct super_block *sb, struct udf_bitmap *bitmap)
{
struct buffer_head *bh = NULL;
unsigned int accum = 0;
@@ -1961,8 +1734,8 @@
bm = (struct spaceBitmapDesc *)bh->b_data;
bytes = le32_to_cpu(bm->numOfBytes);
- index = sizeof(struct spaceBitmapDesc); /* offset in first block only */
- ptr = (uint8_t *) bh->b_data;
+ index = sizeof(struct spaceBitmapDesc); /* offset in first block only */
+ ptr = (uint8_t *)bh->b_data;
while (bytes > 0) {
while ((bytes > 0) && (index < sb->s_blocksize)) {
@@ -1981,19 +1754,18 @@
goto out;
}
index = 0;
- ptr = (uint8_t *) bh->b_data;
+ ptr = (uint8_t *)bh->b_data;
}
}
brelse(bh);
- out:
+out:
unlock_kernel();
return accum;
}
-static unsigned int
-udf_count_free_table(struct super_block *sb, struct inode *table)
+static unsigned int udf_count_free_table(struct super_block *sb, struct inode *table)
{
unsigned int accum = 0;
uint32_t elen;
@@ -2007,8 +1779,9 @@
epos.offset = sizeof(struct unallocSpaceEntry);
epos.bh = NULL;
- while ((etype = udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1)
+ while ((etype = udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
accum += (elen >> table->i_sb->s_blocksize_bits);
+ }
brelse(epos.bh);
unlock_kernel();
@@ -2021,12 +1794,8 @@
unsigned int accum = 0;
if (UDF_SB_LVIDBH(sb)) {
- if (le32_to_cpu(UDF_SB_LVID(sb)->numOfPartitions) >
- UDF_SB_PARTITION(sb)) {
- accum =
- le32_to_cpu(UDF_SB_LVID(sb)->
- freeSpaceTable[UDF_SB_PARTITION(sb)]);
-
+ if (le32_to_cpu(UDF_SB_LVID(sb)->numOfPartitions) > UDF_SB_PARTITION(sb)) {
+ accum = le32_to_cpu(UDF_SB_LVID(sb)->freeSpaceTable[UDF_SB_PARTITION(sb)]);
if (accum == 0xFFFFFFFF)
accum = 0;
}
@@ -2035,40 +1804,24 @@
if (accum)
return accum;
- if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) &
- UDF_PART_FLAG_UNALLOC_BITMAP) {
- accum +=
- udf_count_free_bitmap(sb,
- UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION
- (sb)].s_uspace.
- s_bitmap);
+ if (UDF_SB_PARTFLAGS(sb,UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_BITMAP) {
+ accum += udf_count_free_bitmap(sb,
+ UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_uspace.s_bitmap);
}
- if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) &
- UDF_PART_FLAG_FREED_BITMAP) {
- accum +=
- udf_count_free_bitmap(sb,
- UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION
- (sb)].s_fspace.
- s_bitmap);
+ if (UDF_SB_PARTFLAGS(sb,UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_BITMAP) {
+ accum += udf_count_free_bitmap(sb,
+ UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_fspace.s_bitmap);
}
if (accum)
return accum;
- if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) &
- UDF_PART_FLAG_UNALLOC_TABLE) {
- accum +=
- udf_count_free_table(sb,
- UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION
- (sb)].s_uspace.
- s_table);
+ if (UDF_SB_PARTFLAGS(sb,UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_UNALLOC_TABLE) {
+ accum += udf_count_free_table(sb,
+ UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_uspace.s_table);
}
- if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) &
- UDF_PART_FLAG_FREED_TABLE) {
- accum +=
- udf_count_free_table(sb,
- UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION
- (sb)].s_fspace.
- s_table);
+ if (UDF_SB_PARTFLAGS(sb,UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_FREED_TABLE) {
+ accum += udf_count_free_table(sb,
+ UDF_SB_PARTMAPS(sb)[UDF_SB_PARTITION(sb)].s_fspace.s_table);
}
return accum;
diff --git a/fs/udf/symlink.c b/fs/udf/symlink.c
index c4b82a9..e6f933d 100644
--- a/fs/udf/symlink.c
+++ b/fs/udf/symlink.c
@@ -11,7 +11,7 @@
* Each contributing author retains all rights to their own work.
*
* (C) 1998-2001 Ben Fennema
- * (C) 1999 Stelias Computing Inc
+ * (C) 1999 Stelias Computing Inc
*
* HISTORY
*
@@ -33,8 +33,7 @@
#include <linux/buffer_head.h>
#include "udf_i.h"
-static void udf_pc_to_char(struct super_block *sb, char *from, int fromlen,
- char *to)
+static void udf_pc_to_char(struct super_block *sb, char *from, int fromlen, char *to)
{
struct pathComponent *pc;
int elen = 0;
@@ -81,9 +80,9 @@
char *p = kmap(page);
lock_kernel();
- if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB)
+ if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB) {
symlink = UDF_I_DATA(inode) + UDF_I_LENEATTR(inode);
- else {
+ } else {
bh = sb_bread(inode->i_sb, udf_block_map(inode, 0));
if (!bh)
@@ -100,7 +99,8 @@
kunmap(page);
unlock_page(page);
return 0;
- out:
+
+out:
unlock_kernel();
SetPageError(page);
kunmap(page);
@@ -112,5 +112,5 @@
* symlinks can't do much...
*/
const struct address_space_operations udf_symlink_aops = {
- .readpage = udf_symlink_filler,
+ .readpage = udf_symlink_filler,
};
diff --git a/fs/udf/truncate.c b/fs/udf/truncate.c
index b2002da..7fc3912 100644
--- a/fs/udf/truncate.c
+++ b/fs/udf/truncate.c
@@ -32,13 +32,11 @@
kernel_lb_addr eloc, int8_t etype, uint32_t elen,
uint32_t nelen)
{
- kernel_lb_addr neloc = { 0, 0 };
- int last_block =
- (elen + inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits;
- int first_block =
- (nelen + inode->i_sb->s_blocksize -
- 1) >> inode->i_sb->s_blocksize_bits;
+ kernel_lb_addr neloc = {};
+ int last_block = (elen + inode->i_sb->s_blocksize - 1) >>
+ inode->i_sb->s_blocksize_bits;
+ int first_block = (nelen + inode->i_sb->s_blocksize - 1) >>
+ inode->i_sb->s_blocksize_bits;
if (nelen) {
if (etype == (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
@@ -70,7 +68,7 @@
*/
void udf_truncate_tail_extent(struct inode *inode)
{
- struct extent_position epos = { NULL, 0, {0, 0} };
+ struct extent_position epos = {};
kernel_lb_addr eloc;
uint32_t elen, nelen;
uint64_t lbcount = 0;
@@ -156,16 +154,16 @@
extent_trunc(inode, &epos, eloc, etype, elen, 0);
if (!epos.bh) {
UDF_I_LENALLOC(inode) =
- epos.offset - udf_file_entry_alloc_offset(inode);
+ epos.offset - udf_file_entry_alloc_offset(inode);
mark_inode_dirty(inode);
} else {
struct allocExtDesc *aed =
- (struct allocExtDesc *)(epos.bh->b_data);
+ (struct allocExtDesc *)(epos.bh->b_data);
aed->lengthAllocDescs =
- cpu_to_le32(epos.offset -
- sizeof(struct allocExtDesc));
- if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT)
- || UDF_SB_UDFREV(inode->i_sb) >= 0x0201)
+ cpu_to_le32(epos.offset -
+ sizeof(struct allocExtDesc));
+ if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) ||
+ UDF_SB_UDFREV(inode->i_sb) >= 0x0201)
udf_update_tag(epos.bh->b_data, epos.offset);
else
udf_update_tag(epos.bh->b_data,
@@ -182,7 +180,7 @@
void udf_truncate_extents(struct inode *inode)
{
struct extent_position epos;
- kernel_lb_addr eloc, neloc = { 0, 0 };
+ kernel_lb_addr eloc, neloc = {};
uint32_t elen, nelen = 0, indirect_ext_len = 0, lenalloc;
int8_t etype;
struct super_block *sb = inode->i_sb;
@@ -198,9 +196,8 @@
BUG();
etype = inode_bmap(inode, first_block, &epos, &eloc, &elen, &offset);
- byte_offset =
- (offset << sb->s_blocksize_bits) +
- (inode->i_size & (sb->s_blocksize - 1));
+ byte_offset = (offset << sb->s_blocksize_bits) +
+ (inode->i_size & (sb->s_blocksize - 1));
if (etype != -1) {
epos.offset -= adsize;
extent_trunc(inode, &epos, eloc, etype, elen, byte_offset);
@@ -215,9 +212,7 @@
else
lenalloc -= sizeof(struct allocExtDesc);
- while ((etype =
- udf_current_aext(inode, &epos, &eloc, &elen,
- 0)) != -1) {
+ while ((etype = udf_current_aext(inode, &epos, &eloc, &elen, 0)) != -1) {
if (etype == (EXT_NEXT_EXTENT_ALLOCDECS >> 30)) {
udf_write_aext(inode, &epos, neloc, nelen, 0);
if (indirect_ext_len) {
@@ -229,52 +224,35 @@
0, indirect_ext_len);
} else {
if (!epos.bh) {
- UDF_I_LENALLOC(inode) =
- lenalloc;
+ UDF_I_LENALLOC(inode) = lenalloc;
mark_inode_dirty(inode);
} else {
struct allocExtDesc *aed =
- (struct allocExtDesc
- *)(epos.bh->b_data);
+ (struct allocExtDesc *)(epos.bh->b_data);
aed->lengthAllocDescs =
cpu_to_le32(lenalloc);
- if (!UDF_QUERY_FLAG
- (sb, UDF_FLAG_STRICT)
- || UDF_SB_UDFREV(sb) >=
- 0x0201)
- udf_update_tag(epos.bh->
- b_data,
- lenalloc
- +
- sizeof
- (struct
- allocExtDesc));
+ if (!UDF_QUERY_FLAG(sb, UDF_FLAG_STRICT) ||
+ UDF_SB_UDFREV(sb) >= 0x0201)
+ udf_update_tag(epos.bh->b_data,
+ lenalloc +
+ sizeof(struct allocExtDesc));
else
- udf_update_tag(epos.bh->
- b_data,
- sizeof
- (struct
- allocExtDesc));
- mark_buffer_dirty_inode(epos.bh,
- inode);
+ udf_update_tag(epos.bh->b_data,
+ sizeof(struct allocExtDesc));
+ mark_buffer_dirty_inode(epos.bh, inode);
}
}
brelse(epos.bh);
epos.offset = sizeof(struct allocExtDesc);
epos.block = eloc;
- epos.bh =
- udf_tread(sb,
- udf_get_lb_pblock(sb, eloc, 0));
+ epos.bh = udf_tread(sb, udf_get_lb_pblock(sb, eloc, 0));
if (elen)
- indirect_ext_len = (elen +
- sb->s_blocksize -
- 1) >> sb->
- s_blocksize_bits;
+ indirect_ext_len = (elen + sb->s_blocksize -1) >>
+ sb->s_blocksize_bits;
else
indirect_ext_len = 1;
} else {
- extent_trunc(inode, &epos, eloc, etype, elen,
- 0);
+ extent_trunc(inode, &epos, eloc, etype, elen, 0);
epos.offset += adsize;
}
}
@@ -292,16 +270,13 @@
struct allocExtDesc *aed =
(struct allocExtDesc *)(epos.bh->b_data);
aed->lengthAllocDescs = cpu_to_le32(lenalloc);
- if (!UDF_QUERY_FLAG(sb, UDF_FLAG_STRICT)
- || UDF_SB_UDFREV(sb) >= 0x0201)
+ if (!UDF_QUERY_FLAG(sb, UDF_FLAG_STRICT) ||
+ UDF_SB_UDFREV(sb) >= 0x0201)
udf_update_tag(epos.bh->b_data,
- lenalloc +
- sizeof(struct
- allocExtDesc));
+ lenalloc + sizeof(struct allocExtDesc));
else
udf_update_tag(epos.bh->b_data,
- sizeof(struct
- allocExtDesc));
+ sizeof(struct allocExtDesc));
mark_buffer_dirty_inode(epos.bh, inode);
}
}
@@ -314,21 +289,14 @@
* no extent above inode->i_size => truncate is
* extending the file by 'offset' blocks.
*/
- if ((!epos.bh
- && epos.offset ==
- udf_file_entry_alloc_offset(inode)) || (epos.bh
- && epos.
- offset ==
- sizeof
- (struct
- allocExtDesc)))
- {
+ if ((!epos.bh &&
+ epos.offset == udf_file_entry_alloc_offset(inode)) ||
+ (epos.bh && epos.offset == sizeof(struct allocExtDesc))) {
/* File has no extents at all or has empty last
* indirect extent! Create a fake extent... */
extent.extLocation.logicalBlockNum = 0;
extent.extLocation.partitionReferenceNum = 0;
- extent.extLength =
- EXT_NOT_RECORDED_NOT_ALLOCATED;
+ extent.extLength = EXT_NOT_RECORDED_NOT_ALLOCATED;
} else {
epos.offset -= adsize;
etype = udf_next_aext(inode, &epos,
@@ -337,10 +305,7 @@
extent.extLength |= etype << 30;
}
udf_extend_file(inode, &epos, &extent,
- offset +
- ((inode->
- i_size & (sb->s_blocksize - 1)) !=
- 0));
+ offset + ((inode->i_size & (sb->s_blocksize - 1)) != 0));
}
}
UDF_I_LENEXTENTS(inode) = inode->i_size;
diff --git a/fs/udf/udf_i.h b/fs/udf/udf_i.h
index bee4308..d7dbe6f 100644
--- a/fs/udf/udf_i.h
+++ b/fs/udf/udf_i.h
@@ -23,4 +23,4 @@
#define UDF_I_LAD(X) ( UDF_I(X)->i_ext.i_lad )
#define UDF_I_DATA(X) ( UDF_I(X)->i_ext.i_data )
-#endif /* !defined(_LINUX_UDF_I_H) */
+#endif /* !defined(_LINUX_UDF_I_H) */
diff --git a/fs/udf/udf_sb.h b/fs/udf/udf_sb.h
index 60f31d8..3e937d3 100644
--- a/fs/udf/udf_sb.h
+++ b/fs/udf/udf_sb.h
@@ -20,8 +20,8 @@
#define UDF_FLAG_VARCONV 8
#define UDF_FLAG_NLS_MAP 9
#define UDF_FLAG_UTF8 10
-#define UDF_FLAG_UID_FORGET 11 /* save -1 for uid to disk */
-#define UDF_FLAG_UID_IGNORE 12 /* use sb uid instead of on disk uid */
+#define UDF_FLAG_UID_FORGET 11 /* save -1 for uid to disk */
+#define UDF_FLAG_UID_IGNORE 12 /* use sb uid instead of on disk uid */
#define UDF_FLAG_GID_FORGET 13
#define UDF_FLAG_GID_IGNORE 14
@@ -41,8 +41,7 @@
#define UDF_SB_FREE(X)\
{\
- if (UDF_SB(X))\
- {\
+ if (UDF_SB(X)) {\
kfree(UDF_SB_PARTMAPS(X));\
UDF_SB_PARTMAPS(X) = NULL;\
}\
@@ -51,13 +50,10 @@
#define UDF_SB_ALLOC_PARTMAPS(X,Y)\
{\
UDF_SB_PARTMAPS(X) = kmalloc(sizeof(struct udf_part_map) * Y, GFP_KERNEL);\
- if (UDF_SB_PARTMAPS(X) != NULL)\
- {\
+ if (UDF_SB_PARTMAPS(X) != NULL) {\
UDF_SB_NUMPARTS(X) = Y;\
memset(UDF_SB_PARTMAPS(X), 0x00, sizeof(struct udf_part_map) * Y);\
- }\
- else\
- {\
+ } else {\
UDF_SB_NUMPARTS(X) = 0;\
udf_error(X, __FUNCTION__, "Unable to allocate space for %d partition maps", Y);\
}\
@@ -72,15 +68,12 @@
UDF_SB_PARTMAPS(X)[(Y)].Z.s_bitmap = kmalloc(size, GFP_KERNEL);\
else\
UDF_SB_PARTMAPS(X)[(Y)].Z.s_bitmap = vmalloc(size);\
- if (UDF_SB_PARTMAPS(X)[(Y)].Z.s_bitmap != NULL)\
- {\
+ if (UDF_SB_PARTMAPS(X)[(Y)].Z.s_bitmap != NULL) {\
memset(UDF_SB_PARTMAPS(X)[(Y)].Z.s_bitmap, 0x00, size);\
UDF_SB_PARTMAPS(X)[(Y)].Z.s_bitmap->s_block_bitmap =\
(struct buffer_head **)(UDF_SB_PARTMAPS(X)[(Y)].Z.s_bitmap + 1);\
UDF_SB_PARTMAPS(X)[(Y)].Z.s_bitmap->s_nr_groups = nr_groups;\
- }\
- else\
- {\
+ } else {\
udf_error(X, __FUNCTION__, "Unable to allocate space for bitmap and %d buffer_head pointers", nr_groups);\
}\
}
@@ -90,8 +83,7 @@
int i;\
int nr_groups = UDF_SB_BITMAP_NR_GROUPS(X,Y,Z);\
int size = sizeof(struct udf_bitmap) + (sizeof(struct buffer_head *) * nr_groups);\
- for (i=0; i<nr_groups; i++)\
- {\
+ for (i = 0; i < nr_groups; i++) {\
if (UDF_SB_BITMAP(X,Y,Z,i))\
brelse(UDF_SB_BITMAP(X,Y,Z,i));\
}\
@@ -139,4 +131,4 @@
#define UDF_SB_FLAGS(X) ( UDF_SB(X)->s_flags )
#define UDF_SB_VAT(X) ( UDF_SB(X)->s_vat )
-#endif /* __LINUX_UDF_SB_H */
+#endif /* __LINUX_UDF_SB_H */
diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h
index 76f2b82..c8016cc 100644
--- a/fs/udf/udfdecl.h
+++ b/fs/udf/udfdecl.h
@@ -63,8 +63,8 @@
};
struct generic_desc {
- tag descTag;
- __le32 volDescSeqNum;
+ tag descTag;
+ __le32 volDescSeqNum;
};
struct ustr {
diff --git a/fs/udf/udfend.h b/fs/udf/udfend.h
index 450daab..c4bd120 100644
--- a/fs/udf/udfend.h
+++ b/fs/udf/udfend.h
@@ -7,75 +7,93 @@
static inline kernel_lb_addr lelb_to_cpu(lb_addr in)
{
kernel_lb_addr out;
+
out.logicalBlockNum = le32_to_cpu(in.logicalBlockNum);
out.partitionReferenceNum = le16_to_cpu(in.partitionReferenceNum);
+
return out;
}
static inline lb_addr cpu_to_lelb(kernel_lb_addr in)
{
lb_addr out;
+
out.logicalBlockNum = cpu_to_le32(in.logicalBlockNum);
out.partitionReferenceNum = cpu_to_le16(in.partitionReferenceNum);
+
return out;
}
static inline kernel_timestamp lets_to_cpu(timestamp in)
{
kernel_timestamp out;
+
memcpy(&out, &in, sizeof(timestamp));
out.typeAndTimezone = le16_to_cpu(in.typeAndTimezone);
out.year = le16_to_cpu(in.year);
+
return out;
}
static inline short_ad lesa_to_cpu(short_ad in)
{
short_ad out;
+
out.extLength = le32_to_cpu(in.extLength);
out.extPosition = le32_to_cpu(in.extPosition);
+
return out;
}
static inline short_ad cpu_to_lesa(short_ad in)
{
short_ad out;
+
out.extLength = cpu_to_le32(in.extLength);
out.extPosition = cpu_to_le32(in.extPosition);
+
return out;
}
static inline kernel_long_ad lela_to_cpu(long_ad in)
{
kernel_long_ad out;
+
out.extLength = le32_to_cpu(in.extLength);
out.extLocation = lelb_to_cpu(in.extLocation);
+
return out;
}
static inline long_ad cpu_to_lela(kernel_long_ad in)
{
long_ad out;
+
out.extLength = cpu_to_le32(in.extLength);
out.extLocation = cpu_to_lelb(in.extLocation);
+
return out;
}
static inline kernel_extent_ad leea_to_cpu(extent_ad in)
{
kernel_extent_ad out;
+
out.extLength = le32_to_cpu(in.extLength);
out.extLocation = le32_to_cpu(in.extLocation);
+
return out;
}
static inline timestamp cpu_to_lets(kernel_timestamp in)
{
timestamp out;
+
memcpy(&out, &in, sizeof(timestamp));
out.typeAndTimezone = cpu_to_le16(in.typeAndTimezone);
out.year = cpu_to_le16(in.year);
+
return out;
}
-#endif /* __UDF_ENDIAN_H */
+#endif /* __UDF_ENDIAN_H */
diff --git a/fs/udf/udftime.c b/fs/udf/udftime.c
index b9f3198..3fd80eb 100644
--- a/fs/udf/udftime.c
+++ b/fs/udf/udftime.c
@@ -18,18 +18,18 @@
Boston, MA 02111-1307, USA. */
/*
- * dgb 10/02/98: ripped this from glibc source to help convert timestamps to unix time
+ * dgb 10/02/98: ripped this from glibc source to help convert timestamps to unix time
* 10/04/98: added new table-based lookup after seeing how ugly the gnu code is
* blf 09/27/99: ripped out all the old code and inserted new table from
- * John Brockmeyer (without leap second corrections)
- * rewrote udf_stamp_to_time and fixed timezone accounting in
- udf_time_to_stamp.
+ * John Brockmeyer (without leap second corrections)
+ * rewrote udf_stamp_to_time and fixed timezone accounting in
+ * udf_time_to_stamp.
*/
/*
* We don't take into account leap seconds. This may be correct or incorrect.
* For more NIST information (especially dealing with leap seconds), see:
- * http://www.boulder.nist.gov/timefreq/pubs/bulletin/leapsecond.htm
+ * http://www.boulder.nist.gov/timefreq/pubs/bulletin/leapsecond.htm
*/
#include <linux/types.h>
@@ -54,28 +54,28 @@
};
#define MAX_YEAR_SECONDS 69
-#define SPD 0x15180 /*3600*24 */
-#define SPY(y,l,s) (SPD * (365*y+l)+s)
+#define SPD 0x15180 /*3600*24 */
+#define SPY(y,l,s) (SPD * (365*y+l)+s)
-static time_t year_seconds[MAX_YEAR_SECONDS] = {
-/*1970*/ SPY(0, 0, 0), SPY(1, 0, 0), SPY(2, 0, 0), SPY(3, 1, 0),
-/*1974*/ SPY(4, 1, 0), SPY(5, 1, 0), SPY(6, 1, 0), SPY(7, 2, 0),
-/*1978*/ SPY(8, 2, 0), SPY(9, 2, 0), SPY(10, 2, 0), SPY(11, 3, 0),
-/*1982*/ SPY(12, 3, 0), SPY(13, 3, 0), SPY(14, 3, 0), SPY(15, 4, 0),
-/*1986*/ SPY(16, 4, 0), SPY(17, 4, 0), SPY(18, 4, 0), SPY(19, 5, 0),
-/*1990*/ SPY(20, 5, 0), SPY(21, 5, 0), SPY(22, 5, 0), SPY(23, 6, 0),
-/*1994*/ SPY(24, 6, 0), SPY(25, 6, 0), SPY(26, 6, 0), SPY(27, 7, 0),
-/*1998*/ SPY(28, 7, 0), SPY(29, 7, 0), SPY(30, 7, 0), SPY(31, 8, 0),
-/*2002*/ SPY(32, 8, 0), SPY(33, 8, 0), SPY(34, 8, 0), SPY(35, 9, 0),
-/*2006*/ SPY(36, 9, 0), SPY(37, 9, 0), SPY(38, 9, 0), SPY(39, 10, 0),
-/*2010*/ SPY(40, 10, 0), SPY(41, 10, 0), SPY(42, 10, 0), SPY(43, 11, 0),
-/*2014*/ SPY(44, 11, 0), SPY(45, 11, 0), SPY(46, 11, 0), SPY(47, 12, 0),
-/*2018*/ SPY(48, 12, 0), SPY(49, 12, 0), SPY(50, 12, 0), SPY(51, 13, 0),
-/*2022*/ SPY(52, 13, 0), SPY(53, 13, 0), SPY(54, 13, 0), SPY(55, 14, 0),
-/*2026*/ SPY(56, 14, 0), SPY(57, 14, 0), SPY(58, 14, 0), SPY(59, 15, 0),
-/*2030*/ SPY(60, 15, 0), SPY(61, 15, 0), SPY(62, 15, 0), SPY(63, 16, 0),
-/*2034*/ SPY(64, 16, 0), SPY(65, 16, 0), SPY(66, 16, 0), SPY(67, 17, 0),
-/*2038*/ SPY(68, 17, 0)
+static time_t year_seconds[MAX_YEAR_SECONDS]= {
+/*1970*/ SPY( 0, 0,0), SPY( 1, 0,0), SPY( 2, 0,0), SPY( 3, 1,0),
+/*1974*/ SPY( 4, 1,0), SPY( 5, 1,0), SPY( 6, 1,0), SPY( 7, 2,0),
+/*1978*/ SPY( 8, 2,0), SPY( 9, 2,0), SPY(10, 2,0), SPY(11, 3,0),
+/*1982*/ SPY(12, 3,0), SPY(13, 3,0), SPY(14, 3,0), SPY(15, 4,0),
+/*1986*/ SPY(16, 4,0), SPY(17, 4,0), SPY(18, 4,0), SPY(19, 5,0),
+/*1990*/ SPY(20, 5,0), SPY(21, 5,0), SPY(22, 5,0), SPY(23, 6,0),
+/*1994*/ SPY(24, 6,0), SPY(25, 6,0), SPY(26, 6,0), SPY(27, 7,0),
+/*1998*/ SPY(28, 7,0), SPY(29, 7,0), SPY(30, 7,0), SPY(31, 8,0),
+/*2002*/ SPY(32, 8,0), SPY(33, 8,0), SPY(34, 8,0), SPY(35, 9,0),
+/*2006*/ SPY(36, 9,0), SPY(37, 9,0), SPY(38, 9,0), SPY(39,10,0),
+/*2010*/ SPY(40,10,0), SPY(41,10,0), SPY(42,10,0), SPY(43,11,0),
+/*2014*/ SPY(44,11,0), SPY(45,11,0), SPY(46,11,0), SPY(47,12,0),
+/*2018*/ SPY(48,12,0), SPY(49,12,0), SPY(50,12,0), SPY(51,13,0),
+/*2022*/ SPY(52,13,0), SPY(53,13,0), SPY(54,13,0), SPY(55,14,0),
+/*2026*/ SPY(56,14,0), SPY(57,14,0), SPY(58,14,0), SPY(59,15,0),
+/*2030*/ SPY(60,15,0), SPY(61,15,0), SPY(62,15,0), SPY(63,16,0),
+/*2034*/ SPY(64,16,0), SPY(65,16,0), SPY(66,16,0), SPY(67,17,0),
+/*2038*/ SPY(68,17,0)
};
extern struct timezone sys_tz;
@@ -83,7 +83,7 @@
#define SECS_PER_HOUR (60 * 60)
#define SECS_PER_DAY (SECS_PER_HOUR * 24)
-time_t *udf_stamp_to_time(time_t * dest, long *dest_usec, kernel_timestamp src)
+time_t *udf_stamp_to_time(time_t *dest, long *dest_usec, kernel_timestamp src)
{
int yday;
uint8_t type = src.typeAndTimezone >> 12;
@@ -93,10 +93,11 @@
offset = src.typeAndTimezone << 4;
/* sign extent offset */
offset = (offset >> 4);
- if (offset == -2047) /* unspecified offset */
+ if (offset == -2047) /* unspecified offset */
offset = 0;
- } else
+ } else {
offset = 0;
+ }
if ((src.year < EPOCH_YEAR) ||
(src.year >= EPOCH_YEAR + MAX_YEAR_SECONDS)) {
@@ -107,12 +108,10 @@
*dest = year_seconds[src.year - EPOCH_YEAR];
*dest -= offset * 60;
- yday = ((__mon_yday[__isleap(src.year)]
+ yday = ((__mon_yday[__isleap (src.year)]
[src.month - 1]) + (src.day - 1));
- *dest += (((yday * 24) + src.hour) * 60 + src.minute) * 60 + src.second;
- *dest_usec =
- src.centiseconds * 10000 + src.hundredsOfMicroseconds * 100 +
- src.microseconds;
+ *dest += ( ( (yday * 24) + src.hour ) * 60 + src.minute ) * 60 + src.second;
+ *dest_usec = src.centiseconds * 10000 + src.hundredsOfMicroseconds * 100 + src.microseconds;
return dest;
}
@@ -145,8 +144,9 @@
long int yg = y + days / 365 - (days % 365 < 0);
/* Adjust DAYS and Y to match the guessed year. */
- days -= ((yg - y) * 365 + LEAPS_THRU_END_OF(yg - 1)
- - LEAPS_THRU_END_OF(y - 1));
+ days -= ((yg - y) * 365
+ + LEAPS_THRU_END_OF (yg - 1)
+ - LEAPS_THRU_END_OF (y - 1));
y = yg;
}
dest->year = y;
@@ -158,11 +158,9 @@
dest->day = days + 1;
dest->centiseconds = ts.tv_nsec / 10000000;
- dest->hundredsOfMicroseconds =
- (ts.tv_nsec / 1000 - dest->centiseconds * 10000) / 100;
- dest->microseconds =
- (ts.tv_nsec / 1000 - dest->centiseconds * 10000 -
- dest->hundredsOfMicroseconds * 100);
+ dest->hundredsOfMicroseconds = (ts.tv_nsec / 1000 - dest->centiseconds * 10000) / 100;
+ dest->microseconds = (ts.tv_nsec / 1000 - dest->centiseconds * 10000 -
+ dest->hundredsOfMicroseconds * 100);
return dest;
}
diff --git a/fs/udf/unicode.c b/fs/udf/unicode.c
index 4683524..9e6099c 100644
--- a/fs/udf/unicode.c
+++ b/fs/udf/unicode.c
@@ -29,21 +29,23 @@
static int udf_translate_to_linux(uint8_t *, uint8_t *, int, uint8_t *, int);
-static int udf_char_to_ustr(struct ustr *dest, const uint8_t * src, int strlen)
+static int udf_char_to_ustr(struct ustr *dest, const uint8_t *src, int strlen)
{
if ((!dest) || (!src) || (!strlen) || (strlen > UDF_NAME_LEN - 2))
return 0;
+
memset(dest, 0, sizeof(struct ustr));
memcpy(dest->u_name, src, strlen);
dest->u_cmpID = 0x08;
dest->u_len = strlen;
+
return strlen;
}
/*
* udf_build_ustr
*/
-int udf_build_ustr(struct ustr *dest, dstring * ptr, int size)
+int udf_build_ustr(struct ustr *dest, dstring *ptr, int size)
{
int usesize;
@@ -55,13 +57,14 @@
dest->u_cmpID = ptr[0];
dest->u_len = ptr[size - 1];
memcpy(dest->u_name, ptr + 1, usesize - 1);
+
return 0;
}
/*
* udf_build_ustr_exact
*/
-static int udf_build_ustr_exact(struct ustr *dest, dstring * ptr, int exactsize)
+static int udf_build_ustr_exact(struct ustr *dest, dstring *ptr, int exactsize)
{
if ((!dest) || (!ptr) || (!exactsize))
return -1;
@@ -70,6 +73,7 @@
dest->u_cmpID = ptr[0];
dest->u_len = exactsize - 1;
memcpy(dest->u_name, ptr + 1, exactsize - 1);
+
return 0;
}
@@ -129,20 +133,15 @@
c = (c << 8) | ocu[i++];
/* Compress Unicode to UTF-8 */
- if (c < 0x80U)
- utf_o->u_name[utf_o->u_len++] = (uint8_t) c;
- else if (c < 0x800U) {
- utf_o->u_name[utf_o->u_len++] =
- (uint8_t) (0xc0 | (c >> 6));
- utf_o->u_name[utf_o->u_len++] =
- (uint8_t) (0x80 | (c & 0x3f));
+ if (c < 0x80U) {
+ utf_o->u_name[utf_o->u_len++] = (uint8_t)c;
+ } else if (c < 0x800U) {
+ utf_o->u_name[utf_o->u_len++] = (uint8_t)(0xc0 | (c >> 6));
+ utf_o->u_name[utf_o->u_len++] = (uint8_t)(0x80 | (c & 0x3f));
} else {
- utf_o->u_name[utf_o->u_len++] =
- (uint8_t) (0xe0 | (c >> 12));
- utf_o->u_name[utf_o->u_len++] =
- (uint8_t) (0x80 | ((c >> 6) & 0x3f));
- utf_o->u_name[utf_o->u_len++] =
- (uint8_t) (0x80 | (c & 0x3f));
+ utf_o->u_name[utf_o->u_len++] = (uint8_t)(0xe0 | (c >> 12));
+ utf_o->u_name[utf_o->u_len++] = (uint8_t)(0x80 | ((c >> 6) & 0x3f));
+ utf_o->u_name[utf_o->u_len++] = (uint8_t)(0x80 | (c & 0x3f));
}
}
utf_o->u_cmpID = 8;
@@ -173,7 +172,7 @@
* November 12, 1997 - Andrew E. Mileski
* Written, tested, and released.
*/
-static int udf_UTF8toCS0(dstring * ocu, struct ustr *utf, int length)
+static int udf_UTF8toCS0(dstring *ocu, struct ustr *utf, int length)
{
unsigned c, i, max_val, utf_char;
int utf_cnt, u_len;
@@ -182,12 +181,12 @@
ocu[0] = 8;
max_val = 0xffU;
- try_again:
+try_again:
u_len = 0U;
utf_char = 0U;
utf_cnt = 0U;
for (i = 0U; i < utf->u_len; i++) {
- c = (uint8_t) utf->u_name[i];
+ c = (uint8_t)utf->u_name[i];
/* Complete a multi-byte UTF-8 character */
if (utf_cnt) {
@@ -213,37 +212,40 @@
} else if ((c & 0xfeU) == 0xfcU) {
utf_char = c & 0x01U;
utf_cnt = 5;
- } else
+ } else {
goto error_out;
+ }
continue;
- } else
+ } else {
/* Single byte UTF-8 character (most common) */
utf_char = c;
+ }
}
/* Choose no compression if necessary */
if (utf_char > max_val) {
- if (0xffU == max_val) {
+ if (max_val == 0xffU) {
max_val = 0xffffU;
- ocu[0] = (uint8_t) 0x10U;
+ ocu[0] = (uint8_t)0x10U;
goto try_again;
}
goto error_out;
}
if (max_val == 0xffffU) {
- ocu[++u_len] = (uint8_t) (utf_char >> 8);
+ ocu[++u_len] = (uint8_t)(utf_char >> 8);
}
- ocu[++u_len] = (uint8_t) (utf_char & 0xffU);
+ ocu[++u_len] = (uint8_t)(utf_char & 0xffU);
}
if (utf_cnt) {
- error_out:
+error_out:
ocu[++u_len] = '?';
printk(KERN_DEBUG "udf: bad UTF-8 character\n");
}
- ocu[length - 1] = (uint8_t) u_len + 1;
+ ocu[length - 1] = (uint8_t)u_len + 1;
+
return u_len + 1;
}
@@ -288,7 +290,7 @@
return utf_o->u_len;
}
-static int udf_NLStoCS0(struct nls_table *nls, dstring * ocu, struct ustr *uni,
+static int udf_NLStoCS0(struct nls_table *nls, dstring *ocu, struct ustr *uni,
int length)
{
unsigned len, i, max_val;
@@ -299,7 +301,7 @@
ocu[0] = 8;
max_val = 0xffU;
- try_again:
+try_again:
u_len = 0U;
for (i = 0U; i < uni->u_len; i++) {
len = nls->char2uni(&uni->u_name[i], uni->u_len - i, &uni_char);
@@ -308,21 +310,21 @@
if (uni_char > max_val) {
max_val = 0xffffU;
- ocu[0] = (uint8_t) 0x10U;
+ ocu[0] = (uint8_t)0x10U;
goto try_again;
}
if (max_val == 0xffffU)
- ocu[++u_len] = (uint8_t) (uni_char >> 8);
- ocu[++u_len] = (uint8_t) (uni_char & 0xffU);
+ ocu[++u_len] = (uint8_t)(uni_char >> 8);
+ ocu[++u_len] = (uint8_t)(uni_char & 0xffU);
i += len - 1;
}
- ocu[length - 1] = (uint8_t) u_len + 1;
+ ocu[length - 1] = (uint8_t)u_len + 1;
return u_len + 1;
}
-int udf_get_filename(struct super_block *sb, uint8_t * sname, uint8_t * dname,
+int udf_get_filename(struct super_block *sb, uint8_t *sname, uint8_t *dname,
int flen)
{
struct ustr filename, unifilename;
@@ -334,30 +336,29 @@
if (UDF_QUERY_FLAG(sb, UDF_FLAG_UTF8)) {
if (!udf_CS0toUTF8(&filename, &unifilename)) {
- udf_debug("Failed in udf_get_filename: sname = %s\n",
- sname);
+ udf_debug("Failed in udf_get_filename: sname = %s\n", sname);
return 0;
}
} else if (UDF_QUERY_FLAG(sb, UDF_FLAG_NLS_MAP)) {
- if (!udf_CS0toNLS
- (UDF_SB(sb)->s_nls_map, &filename, &unifilename)) {
- udf_debug("Failed in udf_get_filename: sname = %s\n",
- sname);
+ if (!udf_CS0toNLS(UDF_SB(sb)->s_nls_map, &filename, &unifilename)) {
+ udf_debug("Failed in udf_get_filename: sname = %s\n", sname);
return 0;
}
- } else
+ } else {
return 0;
+ }
- if ((len =
- udf_translate_to_linux(dname, filename.u_name, filename.u_len,
- unifilename.u_name, unifilename.u_len))) {
+ len = udf_translate_to_linux(dname, filename.u_name, filename.u_len,
+ unifilename.u_name, unifilename.u_len);
+ if (len) {
return len;
}
+
return 0;
}
-int udf_put_filename(struct super_block *sb, const uint8_t * sname,
- uint8_t * dname, int flen)
+int udf_put_filename(struct super_block *sb, const uint8_t *sname,
+ uint8_t *dname, int flen)
{
struct ustr unifilename;
int namelen;
@@ -367,31 +368,29 @@
}
if (UDF_QUERY_FLAG(sb, UDF_FLAG_UTF8)) {
- if (!
- (namelen =
- udf_UTF8toCS0(dname, &unifilename, UDF_NAME_LEN))) {
+ namelen = udf_UTF8toCS0(dname, &unifilename, UDF_NAME_LEN);
+ if (!namelen) {
return 0;
}
} else if (UDF_QUERY_FLAG(sb, UDF_FLAG_NLS_MAP)) {
- if (!
- (namelen =
- udf_NLStoCS0(UDF_SB(sb)->s_nls_map, dname, &unifilename,
- UDF_NAME_LEN))) {
+ namelen = udf_NLStoCS0(UDF_SB(sb)->s_nls_map, dname, &unifilename, UDF_NAME_LEN);
+ if (!namelen) {
return 0;
}
- } else
+ } else {
return 0;
+ }
return namelen;
}
#define ILLEGAL_CHAR_MARK '_'
-#define EXT_MARK '.'
-#define CRC_MARK '#'
-#define EXT_SIZE 5
+#define EXT_MARK '.'
+#define CRC_MARK '#'
+#define EXT_SIZE 5
-static int udf_translate_to_linux(uint8_t * newName, uint8_t * udfName,
- int udfLen, uint8_t * fidName, int fidNameLen)
+static int udf_translate_to_linux(uint8_t *newName, uint8_t *udfName, int udfLen,
+ uint8_t *fidName, int fidNameLen)
{
int index, newIndex = 0, needsCRC = 0;
int extIndex = 0, newExtIndex = 0, hasExt = 0;
@@ -399,8 +398,8 @@
uint8_t curr;
const uint8_t hexChar[] = "0123456789ABCDEF";
- if (udfName[0] == '.' && (udfLen == 1 ||
- (udfLen == 2 && udfName[1] == '.'))) {
+ if (udfName[0] == '.' &&
+ (udfLen == 1 || (udfLen == 2 && udfName[1] == '.'))) {
needsCRC = 1;
newIndex = udfLen;
memcpy(newName, udfName, udfLen);
@@ -410,16 +409,13 @@
if (curr == '/' || curr == 0) {
needsCRC = 1;
curr = ILLEGAL_CHAR_MARK;
- while (index + 1 < udfLen
- && (udfName[index + 1] == '/'
- || udfName[index + 1] == 0))
+ while (index + 1 < udfLen && (udfName[index + 1] == '/' ||
+ udfName[index + 1] == 0))
index++;
- }
- if (curr == EXT_MARK
- && (udfLen - index - 1) <= EXT_SIZE) {
- if (udfLen == index + 1)
+ } if (curr == EXT_MARK && (udfLen - index - 1) <= EXT_SIZE) {
+ if (udfLen == index + 1) {
hasExt = 0;
- else {
+ } else {
hasExt = 1;
extIndex = index;
newExtIndex = newIndex;
@@ -437,23 +433,16 @@
if (hasExt) {
int maxFilenameLen;
- for (index = 0;
- index < EXT_SIZE && extIndex + index + 1 < udfLen;
- index++) {
+ for(index = 0; index < EXT_SIZE && extIndex + index + 1 < udfLen; index++) {
curr = udfName[extIndex + index + 1];
if (curr == '/' || curr == 0) {
needsCRC = 1;
curr = ILLEGAL_CHAR_MARK;
- while (extIndex + index + 2 < udfLen
- && (index + 1 < EXT_SIZE
- &&
- (udfName
- [extIndex + index + 2] ==
- '/'
- || udfName[extIndex +
- index + 2] ==
- 0)))
+ while(extIndex + index + 2 < udfLen &&
+ (index + 1 < EXT_SIZE
+ && (udfName[extIndex + index + 2] == '/' ||
+ udfName[extIndex + index + 2] == 0)))
index++;
}
ext[localExtIndex++] = curr;
@@ -463,8 +452,9 @@
newIndex = maxFilenameLen;
else
newIndex = newExtIndex;
- } else if (newIndex > 250)
+ } else if (newIndex > 250) {
newIndex = 250;
+ }
newName[newIndex++] = CRC_MARK;
valueCRC = udf_crc(fidName, fidNameLen, 0);
newName[newIndex++] = hexChar[(valueCRC & 0xf000) >> 12];
@@ -478,5 +468,6 @@
newName[newIndex++] = ext[index];
}
}
+
return newIndex;
}
diff --git a/include/acpi/acpi_numa.h b/include/acpi/acpi_numa.h
index e2fcee2..62c5ee4 100644
--- a/include/acpi/acpi_numa.h
+++ b/include/acpi/acpi_numa.h
@@ -13,6 +13,7 @@
extern int pxm_to_node(int);
extern int node_to_pxm(int);
+extern void __acpi_map_pxm_to_node(int, int);
extern int acpi_map_pxm_to_node(int);
extern void __cpuinit acpi_unmap_pxm_to_node(int);
diff --git a/include/asm-i386/e820.h b/include/asm-i386/e820.h
index c03290c..43114c8 100644
--- a/include/asm-i386/e820.h
+++ b/include/asm-i386/e820.h
@@ -47,6 +47,14 @@
extern void limit_regions(unsigned long long size);
extern void print_memory_map(char *who);
+#if defined(CONFIG_PM) && defined(CONFIG_SOFTWARE_SUSPEND)
+extern void e820_mark_nosave_regions(void);
+#else
+static inline void e820_mark_nosave_regions(void)
+{
+}
+#endif
+
#endif/*!__ASSEMBLY__*/
#endif/*__E820_HEADER*/
diff --git a/include/asm-i386/geode.h b/include/asm-i386/geode.h
new file mode 100644
index 0000000..6da4bbb
--- /dev/null
+++ b/include/asm-i386/geode.h
@@ -0,0 +1,159 @@
+/*
+ * AMD Geode definitions
+ * Copyright (C) 2006, Advanced Micro Devices, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of version 2 of the GNU General Public License
+ * as published by the Free Software Foundation.
+ */
+
+#ifndef _ASM_GEODE_H_
+#define _ASM_GEODE_H_
+
+#include <asm/processor.h>
+#include <linux/io.h>
+
+/* Generic southbridge functions */
+
+#define GEODE_DEV_PMS 0
+#define GEODE_DEV_ACPI 1
+#define GEODE_DEV_GPIO 2
+#define GEODE_DEV_MFGPT 3
+
+extern int geode_get_dev_base(unsigned int dev);
+
+/* Useful macros */
+#define geode_pms_base() geode_get_dev_base(GEODE_DEV_PMS)
+#define geode_acpi_base() geode_get_dev_base(GEODE_DEV_ACPI)
+#define geode_gpio_base() geode_get_dev_base(GEODE_DEV_GPIO)
+#define geode_mfgpt_base() geode_get_dev_base(GEODE_DEV_MFGPT)
+
+/* MSRS */
+
+#define GX_GLCP_SYS_RSTPLL 0x4C000014
+
+#define MSR_LBAR_SMB 0x5140000B
+#define MSR_LBAR_GPIO 0x5140000C
+#define MSR_LBAR_MFGPT 0x5140000D
+#define MSR_LBAR_ACPI 0x5140000E
+#define MSR_LBAR_PMS 0x5140000F
+
+#define MSR_PIC_YSEL_LOW 0x51400020
+#define MSR_PIC_YSEL_HIGH 0x51400021
+#define MSR_PIC_ZSEL_LOW 0x51400022
+#define MSR_PIC_ZSEL_HIGH 0x51400023
+
+#define MFGPT_IRQ_MSR 0x51400028
+#define MFGPT_NR_MSR 0x51400029
+
+/* Resource Sizes */
+
+#define LBAR_GPIO_SIZE 0xFF
+#define LBAR_MFGPT_SIZE 0x40
+#define LBAR_ACPI_SIZE 0x40
+#define LBAR_PMS_SIZE 0x80
+
+/* ACPI registers (PMS block) */
+
+/*
+ * PM1_EN is only valid when VSA is enabled for 16 bit reads.
+ * When VSA is not enabled, *always* read both PM1_STS and PM1_EN
+ * with a 32 bit read at offset 0x0
+ */
+
+#define PM1_STS 0x00
+#define PM1_EN 0x02
+#define PM1_CNT 0x08
+#define PM2_CNT 0x0C
+#define PM_TMR 0x10
+#define PM_GPE0_STS 0x18
+#define PM_GPE0_EN 0x1C
+
+/* PMC registers (PMS block) */
+
+#define PM_SSD 0x00
+#define PM_SCXA 0x04
+#define PM_SCYA 0x08
+#define PM_OUT_SLPCTL 0x0C
+#define PM_SCLK 0x10
+#define PM_SED 0x1
+#define PM_SCXD 0x18
+#define PM_SCYD 0x1C
+#define PM_IN_SLPCTL 0x20
+#define PM_WKD 0x30
+#define PM_WKXD 0x34
+#define PM_RD 0x38
+#define PM_WKXA 0x3C
+#define PM_FSD 0x40
+#define PM_TSD 0x44
+#define PM_PSD 0x48
+#define PM_NWKD 0x4C
+#define PM_AWKD 0x50
+#define PM_SSC 0x54
+
+/* GPIO */
+
+#define GPIO_OUTPUT_VAL 0x00
+#define GPIO_OUTPUT_ENABLE 0x04
+#define GPIO_OUTPUT_OPEN_DRAIN 0x08
+#define GPIO_OUTPUT_INVERT 0x0C
+#define GPIO_OUTPUT_AUX1 0x10
+#define GPIO_OUTPUT_AUX2 0x14
+#define GPIO_PULL_UP 0x18
+#define GPIO_PULL_DOWN 0x1C
+#define GPIO_INPUT_ENABLE 0x20
+#define GPIO_INPUT_INVERT 0x24
+#define GPIO_INPUT_FILTER 0x28
+#define GPIO_INPUT_EVENT_COUNT 0x2C
+#define GPIO_READ_BACK 0x30
+#define GPIO_INPUT_AUX1 0x34
+#define GPIO_EVENTS_ENABLE 0x38
+#define GPIO_LOCK_ENABLE 0x3C
+#define GPIO_POSITIVE_EDGE_EN 0x40
+#define GPIO_NEGATIVE_EDGE_EN 0x44
+#define GPIO_POSITIVE_EDGE_STS 0x48
+#define GPIO_NEGATIVE_EDGE_STS 0x4C
+
+#define GPIO_MAP_X 0xE0
+#define GPIO_MAP_Y 0xE4
+#define GPIO_MAP_Z 0xE8
+#define GPIO_MAP_W 0xEC
+
+extern void geode_gpio_set(unsigned int, unsigned int);
+extern void geode_gpio_clear(unsigned int, unsigned int);
+extern int geode_gpio_isset(unsigned int, unsigned int);
+extern void geode_gpio_setup_event(unsigned int, int, int);
+extern void geode_gpio_set_irq(unsigned int, unsigned int);
+
+static inline void geode_gpio_event_irq(unsigned int gpio, int pair)
+{
+ geode_gpio_setup_event(gpio, pair, 0);
+}
+
+static inline void geode_gpio_event_pme(unsigned int gpio, int pair)
+{
+ geode_gpio_setup_event(gpio, pair, 1);
+}
+
+/* Specific geode tests */
+
+static inline int is_geode_gx(void)
+{
+ return ((boot_cpu_data.x86_vendor == X86_VENDOR_NSC) &&
+ (boot_cpu_data.x86 == 5) &&
+ (boot_cpu_data.x86_model == 5));
+}
+
+static inline int is_geode_lx(void)
+{
+ return ((boot_cpu_data.x86_vendor == X86_VENDOR_AMD) &&
+ (boot_cpu_data.x86 == 5) &&
+ (boot_cpu_data.x86_model == 10));
+}
+
+static inline int is_geode(void)
+{
+ return (is_geode_gx() || is_geode_lx());
+}
+
+#endif
diff --git a/include/asm-i386/hpet.h b/include/asm-i386/hpet.h
index dddeedf..c82dc7e 100644
--- a/include/asm-i386/hpet.h
+++ b/include/asm-i386/hpet.h
@@ -4,112 +4,82 @@
#ifdef CONFIG_HPET_TIMER
-#include <linux/errno.h>
-#include <linux/module.h>
-#include <linux/sched.h>
-#include <linux/kernel.h>
-#include <linux/param.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/interrupt.h>
-#include <linux/time.h>
-#include <linux/delay.h>
-#include <linux/init.h>
-#include <linux/smp.h>
-
-#include <asm/io.h>
-#include <asm/smp.h>
-#include <asm/irq.h>
-#include <asm/msr.h>
-#include <asm/delay.h>
-#include <asm/mpspec.h>
-#include <asm/uaccess.h>
-#include <asm/processor.h>
-
-#include <linux/timex.h>
-
/*
* Documentation on HPET can be found at:
* http://www.intel.com/ial/home/sp/pcmmspec.htm
* ftp://download.intel.com/ial/home/sp/mmts098.pdf
*/
-#define HPET_MMAP_SIZE 1024
+#define HPET_MMAP_SIZE 1024
-#define HPET_ID 0x000
-#define HPET_PERIOD 0x004
-#define HPET_CFG 0x010
-#define HPET_STATUS 0x020
-#define HPET_COUNTER 0x0f0
-#define HPET_T0_CFG 0x100
-#define HPET_T0_CMP 0x108
-#define HPET_T0_ROUTE 0x110
-#define HPET_T1_CFG 0x120
-#define HPET_T1_CMP 0x128
-#define HPET_T1_ROUTE 0x130
-#define HPET_T2_CFG 0x140
-#define HPET_T2_CMP 0x148
-#define HPET_T2_ROUTE 0x150
+#define HPET_ID 0x000
+#define HPET_PERIOD 0x004
+#define HPET_CFG 0x010
+#define HPET_STATUS 0x020
+#define HPET_COUNTER 0x0f0
+#define HPET_T0_CFG 0x100
+#define HPET_T0_CMP 0x108
+#define HPET_T0_ROUTE 0x110
+#define HPET_T1_CFG 0x120
+#define HPET_T1_CMP 0x128
+#define HPET_T1_ROUTE 0x130
+#define HPET_T2_CFG 0x140
+#define HPET_T2_CMP 0x148
+#define HPET_T2_ROUTE 0x150
-#define HPET_ID_LEGSUP 0x00008000
-#define HPET_ID_NUMBER 0x00001f00
-#define HPET_ID_REV 0x000000ff
+#define HPET_ID_REV 0x000000ff
+#define HPET_ID_NUMBER 0x00001f00
+#define HPET_ID_64BIT 0x00002000
+#define HPET_ID_LEGSUP 0x00008000
+#define HPET_ID_VENDOR 0xffff0000
#define HPET_ID_NUMBER_SHIFT 8
+#define HPET_ID_VENDOR_SHIFT 16
-#define HPET_CFG_ENABLE 0x001
-#define HPET_CFG_LEGACY 0x002
+#define HPET_ID_VENDOR_8086 0x8086
+
+#define HPET_CFG_ENABLE 0x001
+#define HPET_CFG_LEGACY 0x002
#define HPET_LEGACY_8254 2
#define HPET_LEGACY_RTC 8
-#define HPET_TN_ENABLE 0x004
-#define HPET_TN_PERIODIC 0x008
-#define HPET_TN_PERIODIC_CAP 0x010
-#define HPET_TN_SETVAL 0x040
-#define HPET_TN_32BIT 0x100
+#define HPET_TN_LEVEL 0x0002
+#define HPET_TN_ENABLE 0x0004
+#define HPET_TN_PERIODIC 0x0008
+#define HPET_TN_PERIODIC_CAP 0x0010
+#define HPET_TN_64BIT_CAP 0x0020
+#define HPET_TN_SETVAL 0x0040
+#define HPET_TN_32BIT 0x0100
+#define HPET_TN_ROUTE 0x3e00
+#define HPET_TN_FSB 0x4000
+#define HPET_TN_FSB_CAP 0x8000
+#define HPET_TN_ROUTE_SHIFT 9
-/* Use our own asm for 64 bit multiply/divide */
-#define ASM_MUL64_REG(eax_out,edx_out,reg_in,eax_in) \
- __asm__ __volatile__("mull %2" \
- :"=a" (eax_out), "=d" (edx_out) \
- :"r" (reg_in), "0" (eax_in))
-
-#define ASM_DIV64_REG(eax_out,edx_out,reg_in,eax_in,edx_in) \
- __asm__ __volatile__("divl %2" \
- :"=a" (eax_out), "=d" (edx_out) \
- :"r" (reg_in), "0" (eax_in), "1" (edx_in))
-
-#define KERNEL_TICK_USEC (1000000UL/HZ) /* tick value in microsec */
/* Max HPET Period is 10^8 femto sec as in HPET spec */
-#define HPET_MAX_PERIOD (100000000UL)
+#define HPET_MAX_PERIOD 100000000UL
/*
* Min HPET period is 10^5 femto sec just for safety. If it is less than this,
* then 32 bit HPET counter wrapsaround in less than 0.5 sec.
*/
-#define HPET_MIN_PERIOD (100000UL)
-#define HPET_TICK_RATE (HZ * 100000UL)
+#define HPET_MIN_PERIOD 100000UL
-extern unsigned long hpet_address; /* hpet memory map physical address */
+/* hpet memory map physical address */
+extern unsigned long hpet_address;
extern int is_hpet_enabled(void);
-
-#ifdef CONFIG_X86_64
-extern unsigned long hpet_tick; /* hpet clks count per tick */
-extern int hpet_use_timer;
-extern int hpet_rtc_timer_init(void);
extern int hpet_enable(void);
-extern int is_hpet_capable(void);
-extern int hpet_readl(unsigned long a);
-#else
-extern int hpet_enable(void);
-#endif
#ifdef CONFIG_HPET_EMULATE_RTC
+
+#include <linux/interrupt.h>
+
extern int hpet_mask_rtc_irq_bit(unsigned long bit_mask);
extern int hpet_set_rtc_irq_bit(unsigned long bit_mask);
-extern int hpet_set_alarm_time(unsigned char hrs, unsigned char min, unsigned char sec);
+extern int hpet_set_alarm_time(unsigned char hrs, unsigned char min,
+ unsigned char sec);
extern int hpet_set_periodic_freq(unsigned long freq);
extern int hpet_rtc_dropped_irq(void);
extern int hpet_rtc_timer_init(void);
extern irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id);
+
#endif /* CONFIG_HPET_EMULATE_RTC */
#else
diff --git a/include/asm-i386/i8253.h b/include/asm-i386/i8253.h
index 6cb0dd4..7577d05 100644
--- a/include/asm-i386/i8253.h
+++ b/include/asm-i386/i8253.h
@@ -3,19 +3,15 @@
#include <linux/clockchips.h>
+/* i8253A PIT registers */
+#define PIT_MODE 0x43
+#define PIT_CH0 0x40
+#define PIT_CH2 0x42
+
extern spinlock_t i8253_lock;
extern struct clock_event_device *global_clock_event;
-/**
- * pit_interrupt_hook - hook into timer tick
- * @regs: standard registers from interrupt
- *
- * Call the global clock event handler.
- **/
-static inline void pit_interrupt_hook(void)
-{
- global_clock_event->event_handler(global_clock_event);
-}
+extern void setup_pit_timer(void);
#endif /* __ASM_I8253_H__ */
diff --git a/include/asm-i386/mach-default/do_timer.h b/include/asm-i386/mach-default/do_timer.h
index 56e5689..23ecda0 100644
--- a/include/asm-i386/mach-default/do_timer.h
+++ b/include/asm-i386/mach-default/do_timer.h
@@ -12,5 +12,5 @@
static inline void do_timer_interrupt_hook(void)
{
- pit_interrupt_hook();
+ global_clock_event->event_handler(global_clock_event);
}
diff --git a/include/asm-i386/mach-default/io_ports.h b/include/asm-i386/mach-default/io_ports.h
index a96d9f6..48540ba9 100644
--- a/include/asm-i386/mach-default/io_ports.h
+++ b/include/asm-i386/mach-default/io_ports.h
@@ -7,11 +7,6 @@
#ifndef _MACH_IO_PORTS_H
#define _MACH_IO_PORTS_H
-/* i8253A PIT registers */
-#define PIT_MODE 0x43
-#define PIT_CH0 0x40
-#define PIT_CH2 0x42
-
/* i8259A PIC registers */
#define PIC_MASTER_CMD 0x20
#define PIC_MASTER_IMR 0x21
diff --git a/include/asm-i386/mach-default/mach_reboot.h b/include/asm-i386/mach-default/mach_reboot.h
index a955e57..e23fd9f 100644
--- a/include/asm-i386/mach-default/mach_reboot.h
+++ b/include/asm-i386/mach-default/mach_reboot.h
@@ -19,14 +19,37 @@
static inline void mach_reboot(void)
{
int i;
+
+ /* old method, works on most machines */
for (i = 0; i < 10; i++) {
kb_wait();
udelay(50);
+ outb(0xfe, 0x64); /* pulse reset low */
+ udelay(50);
+ }
+
+ /* New method: sets the "System flag" which, when set, indicates
+ * successful completion of the keyboard controller self-test (Basic
+ * Assurance Test, BAT). This is needed for some machines with no
+ * keyboard plugged in. This read-modify-write sequence sets only the
+ * system flag
+ */
+ for (i = 0; i < 10; i++) {
+ int cmd;
+
+ outb(0x20, 0x64); /* read Controller Command Byte */
+ udelay(50);
+ kb_wait();
+ udelay(50);
+ cmd = inb(0x60);
+ udelay(50);
+ kb_wait();
+ udelay(50);
outb(0x60, 0x64); /* write Controller Command Byte */
udelay(50);
kb_wait();
udelay(50);
- outb(0x14, 0x60); /* set "System flag" */
+ outb(cmd | 0x04, 0x60); /* set "System flag" */
udelay(50);
kb_wait();
udelay(50);
diff --git a/include/asm-i386/mach-voyager/do_timer.h b/include/asm-i386/mach-voyager/do_timer.h
index 60f9dcc..bc2b589 100644
--- a/include/asm-i386/mach-voyager/do_timer.h
+++ b/include/asm-i386/mach-voyager/do_timer.h
@@ -12,7 +12,7 @@
**/
static inline void do_timer_interrupt_hook(void)
{
- pit_interrupt_hook();
+ global_clock_event->event_handler(global_clock_event);
voyager_timer_interrupt();
}
diff --git a/include/asm-i386/mc146818rtc.h b/include/asm-i386/mc146818rtc.h
index 99a8900..1613b42 100644
--- a/include/asm-i386/mc146818rtc.h
+++ b/include/asm-i386/mc146818rtc.h
@@ -6,6 +6,7 @@
#include <asm/io.h>
#include <asm/system.h>
+#include <asm/processor.h>
#include <linux/mc146818rtc.h>
#ifndef RTC_PORT
@@ -43,8 +44,10 @@
unsigned long new;
new = ((smp_processor_id()+1) << 8) | reg;
for (;;) {
- if (cmos_lock)
+ if (cmos_lock) {
+ cpu_relax();
continue;
+ }
if (__cmpxchg(&cmos_lock, 0, new, sizeof(cmos_lock)) == 0)
return;
}
diff --git a/include/asm-i386/page.h b/include/asm-i386/page.h
index 99cf5d3..80ecc66 100644
--- a/include/asm-i386/page.h
+++ b/include/asm-i386/page.h
@@ -44,7 +44,6 @@
extern int nx_enabled;
#ifdef CONFIG_X86_PAE
-extern unsigned long long __supported_pte_mask;
typedef struct { unsigned long pte_low, pte_high; } pte_t;
typedef struct { unsigned long long pmd; } pmd_t;
typedef struct { unsigned long long pgd; } pgd_t;
diff --git a/include/asm-i386/pci.h b/include/asm-i386/pci.h
index 392d3fe..d790343 100644
--- a/include/asm-i386/pci.h
+++ b/include/asm-i386/pci.h
@@ -3,6 +3,11 @@
#ifdef __KERNEL__
+
+struct pci_sysdata {
+ int node; /* NUMA node */
+};
+
#include <linux/mm.h> /* for struct page */
/* Can be used to override the logic in pci_scan_bus for skipping
diff --git a/include/asm-i386/processor.h b/include/asm-i386/processor.h
index 422cffe..48a7f69 100644
--- a/include/asm-i386/processor.h
+++ b/include/asm-i386/processor.h
@@ -88,7 +88,6 @@
#define X86_VENDOR_UMC 3
#define X86_VENDOR_NEXGEN 4
#define X86_VENDOR_CENTAUR 5
-#define X86_VENDOR_RISE 6
#define X86_VENDOR_TRANSMETA 7
#define X86_VENDOR_NSC 8
#define X86_VENDOR_NUM 9
diff --git a/include/asm-i386/resume-trace.h b/include/asm-i386/resume-trace.h
new file mode 100644
index 0000000..ec9cfd65
--- /dev/null
+++ b/include/asm-i386/resume-trace.h
@@ -0,0 +1,13 @@
+#define TRACE_RESUME(user) do { \
+ if (pm_trace_enabled) { \
+ void *tracedata; \
+ asm volatile("movl $1f,%0\n" \
+ ".section .tracedata,\"a\"\n" \
+ "1:\t.word %c1\n" \
+ "\t.long %c2\n" \
+ ".previous" \
+ :"=r" (tracedata) \
+ : "i" (__LINE__), "i" (__FILE__)); \
+ generate_resume_trace(tracedata, user); \
+ } \
+} while (0)
diff --git a/include/asm-i386/string.h b/include/asm-i386/string.h
index b927736..a9b6445 100644
--- a/include/asm-i386/string.h
+++ b/include/asm-i386/string.h
@@ -2,203 +2,35 @@
#define _I386_STRING_H_
#ifdef __KERNEL__
-/*
- * On a 486 or Pentium, we are better off not using the
- * byte string operations. But on a 386 or a PPro the
- * byte string ops are faster than doing it by hand
- * (MUCH faster on a Pentium).
- */
-/*
- * This string-include defines all string functions as inline
- * functions. Use gcc. It also assumes ds=es=data space, this should be
- * normal. Most of the string-functions are rather heavily hand-optimized,
- * see especially strsep,strstr,str[c]spn. They should work, but are not
- * very easy to understand. Everything is done entirely within the register
- * set, making the functions fast and clean. String instructions have been
- * used through-out, making for "slightly" unclear code :-)
- *
- * NO Copyright (C) 1991, 1992 Linus Torvalds,
- * consider these trivial functions to be PD.
- */
-
-/* AK: in fact I bet it would be better to move this stuff all out of line.
- */
+/* Let gcc decide wether to inline or use the out of line functions */
#define __HAVE_ARCH_STRCPY
-static inline char * strcpy(char * dest,const char *src)
-{
-int d0, d1, d2;
-__asm__ __volatile__(
- "1:\tlodsb\n\t"
- "stosb\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b"
- : "=&S" (d0), "=&D" (d1), "=&a" (d2)
- :"0" (src),"1" (dest) : "memory");
-return dest;
-}
+extern char *strcpy(char *dest, const char *src);
#define __HAVE_ARCH_STRNCPY
-static inline char * strncpy(char * dest,const char *src,size_t count)
-{
-int d0, d1, d2, d3;
-__asm__ __volatile__(
- "1:\tdecl %2\n\t"
- "js 2f\n\t"
- "lodsb\n\t"
- "stosb\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b\n\t"
- "rep\n\t"
- "stosb\n"
- "2:"
- : "=&S" (d0), "=&D" (d1), "=&c" (d2), "=&a" (d3)
- :"0" (src),"1" (dest),"2" (count) : "memory");
-return dest;
-}
+extern char *strncpy(char *dest, const char *src, size_t count);
#define __HAVE_ARCH_STRCAT
-static inline char * strcat(char * dest,const char * src)
-{
-int d0, d1, d2, d3;
-__asm__ __volatile__(
- "repne\n\t"
- "scasb\n\t"
- "decl %1\n"
- "1:\tlodsb\n\t"
- "stosb\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b"
- : "=&S" (d0), "=&D" (d1), "=&a" (d2), "=&c" (d3)
- : "0" (src), "1" (dest), "2" (0), "3" (0xffffffffu):"memory");
-return dest;
-}
+extern char *strcat(char *dest, const char *src);
#define __HAVE_ARCH_STRNCAT
-static inline char * strncat(char * dest,const char * src,size_t count)
-{
-int d0, d1, d2, d3;
-__asm__ __volatile__(
- "repne\n\t"
- "scasb\n\t"
- "decl %1\n\t"
- "movl %8,%3\n"
- "1:\tdecl %3\n\t"
- "js 2f\n\t"
- "lodsb\n\t"
- "stosb\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b\n"
- "2:\txorl %2,%2\n\t"
- "stosb"
- : "=&S" (d0), "=&D" (d1), "=&a" (d2), "=&c" (d3)
- : "0" (src),"1" (dest),"2" (0),"3" (0xffffffffu), "g" (count)
- : "memory");
-return dest;
-}
+extern char *strncat(char *dest, const char *src, size_t count);
#define __HAVE_ARCH_STRCMP
-static inline int strcmp(const char * cs,const char * ct)
-{
-int d0, d1;
-register int __res;
-__asm__ __volatile__(
- "1:\tlodsb\n\t"
- "scasb\n\t"
- "jne 2f\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b\n\t"
- "xorl %%eax,%%eax\n\t"
- "jmp 3f\n"
- "2:\tsbbl %%eax,%%eax\n\t"
- "orb $1,%%al\n"
- "3:"
- :"=a" (__res), "=&S" (d0), "=&D" (d1)
- :"1" (cs),"2" (ct)
- :"memory");
-return __res;
-}
+extern int strcmp(const char *cs, const char *ct);
#define __HAVE_ARCH_STRNCMP
-static inline int strncmp(const char * cs,const char * ct,size_t count)
-{
-register int __res;
-int d0, d1, d2;
-__asm__ __volatile__(
- "1:\tdecl %3\n\t"
- "js 2f\n\t"
- "lodsb\n\t"
- "scasb\n\t"
- "jne 3f\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b\n"
- "2:\txorl %%eax,%%eax\n\t"
- "jmp 4f\n"
- "3:\tsbbl %%eax,%%eax\n\t"
- "orb $1,%%al\n"
- "4:"
- :"=a" (__res), "=&S" (d0), "=&D" (d1), "=&c" (d2)
- :"1" (cs),"2" (ct),"3" (count)
- :"memory");
-return __res;
-}
+extern int strncmp(const char *cs, const char *ct, size_t count);
#define __HAVE_ARCH_STRCHR
-static inline char * strchr(const char * s, int c)
-{
-int d0;
-register char * __res;
-__asm__ __volatile__(
- "movb %%al,%%ah\n"
- "1:\tlodsb\n\t"
- "cmpb %%ah,%%al\n\t"
- "je 2f\n\t"
- "testb %%al,%%al\n\t"
- "jne 1b\n\t"
- "movl $1,%1\n"
- "2:\tmovl %1,%0\n\t"
- "decl %0"
- :"=a" (__res), "=&S" (d0)
- :"1" (s),"0" (c)
- :"memory");
-return __res;
-}
+extern char *strchr(const char *s, int c);
#define __HAVE_ARCH_STRRCHR
-static inline char * strrchr(const char * s, int c)
-{
-int d0, d1;
-register char * __res;
-__asm__ __volatile__(
- "movb %%al,%%ah\n"
- "1:\tlodsb\n\t"
- "cmpb %%ah,%%al\n\t"
- "jne 2f\n\t"
- "leal -1(%%esi),%0\n"
- "2:\ttestb %%al,%%al\n\t"
- "jne 1b"
- :"=g" (__res), "=&S" (d0), "=&a" (d1)
- :"0" (0),"1" (s),"2" (c)
- :"memory");
-return __res;
-}
+extern char *strrchr(const char *s, int c);
#define __HAVE_ARCH_STRLEN
-static inline size_t strlen(const char * s)
-{
-int d0;
-register int __res;
-__asm__ __volatile__(
- "repne\n\t"
- "scasb\n\t"
- "notl %0\n\t"
- "decl %0"
- :"=c" (__res), "=&D" (d0)
- :"1" (s),"a" (0), "0" (0xffffffffu)
- :"memory");
-return __res;
-}
+extern size_t strlen(const char *s);
static __always_inline void * __memcpy(void * to, const void * from, size_t n)
{
@@ -207,9 +39,7 @@
"rep ; movsl\n\t"
"movl %4,%%ecx\n\t"
"andl $3,%%ecx\n\t"
-#if 1 /* want to pay 2 byte penalty for a chance to skip microcoded rep? */
"jz 1f\n\t"
-#endif
"rep ; movsb\n\t"
"1:"
: "=&c" (d0), "=&D" (d1), "=&S" (d2)
@@ -328,23 +158,7 @@
#define memcmp __builtin_memcmp
#define __HAVE_ARCH_MEMCHR
-static inline void * memchr(const void * cs,int c,size_t count)
-{
-int d0;
-register void * __res;
-if (!count)
- return NULL;
-__asm__ __volatile__(
- "repne\n\t"
- "scasb\n\t"
- "je 1f\n\t"
- "movl $1,%0\n"
- "1:\tdecl %0"
- :"=D" (__res), "=&c" (d0)
- :"a" (c),"0" (cs),"1" (count)
- :"memory");
-return __res;
-}
+extern void *memchr(const void * cs,int c,size_t count);
static inline void * __memset_generic(void * s, char c,size_t count)
{
@@ -386,29 +200,10 @@
/* Added by Gertjan van Wingerde to make minix and sysv module work */
#define __HAVE_ARCH_STRNLEN
-static inline size_t strnlen(const char * s, size_t count)
-{
-int d0;
-register int __res;
-__asm__ __volatile__(
- "movl %2,%0\n\t"
- "jmp 2f\n"
- "1:\tcmpb $0,(%0)\n\t"
- "je 3f\n\t"
- "incl %0\n"
- "2:\tdecl %1\n\t"
- "cmpl $-1,%1\n\t"
- "jne 1b\n"
- "3:\tsubl %2,%0"
- :"=a" (__res), "=&d" (d0)
- :"c" (s),"1" (count)
- :"memory");
-return __res;
-}
+extern size_t strnlen(const char * s, size_t count);
/* end of additional stuff */
#define __HAVE_ARCH_STRSTR
-
extern char *strstr(const char *cs, const char *ct);
/*
@@ -474,19 +269,7 @@
* find the first occurrence of byte 'c', or 1 past the area if none
*/
#define __HAVE_ARCH_MEMSCAN
-static inline void * memscan(void * addr, int c, size_t size)
-{
- if (!size)
- return addr;
- __asm__("repnz; scasb\n\t"
- "jnz 1f\n\t"
- "dec %%edi\n"
- "1:"
- : "=D" (addr), "=c" (size)
- : "0" (addr), "1" (size), "a" (c)
- : "memory");
- return addr;
-}
+extern void *memscan(void * addr, int c, size_t size);
#endif /* __KERNEL__ */
diff --git a/include/asm-i386/timer.h b/include/asm-i386/timer.h
index 51a713e..0db7e99 100644
--- a/include/asm-i386/timer.h
+++ b/include/asm-i386/timer.h
@@ -5,13 +5,11 @@
#define TICK_SIZE (tick_nsec / 1000)
-void setup_pit_timer(void);
unsigned long long native_sched_clock(void);
unsigned long native_calculate_cpu_khz(void);
extern int timer_ack;
extern int no_timer_check;
-extern int no_sync_cmos_clock;
extern int recalibrate_cpu_khz(void);
#ifndef CONFIG_PARAVIRT
diff --git a/include/asm-i386/tlbflush.h b/include/asm-i386/tlbflush.h
index fc525c5..a50fa67 100644
--- a/include/asm-i386/tlbflush.h
+++ b/include/asm-i386/tlbflush.h
@@ -160,7 +160,11 @@
native_flush_tlb_others(&mask, mm, va)
#endif
-#define flush_tlb_kernel_range(start, end) flush_tlb_all()
+static inline void flush_tlb_kernel_range(unsigned long start,
+ unsigned long end)
+{
+ flush_tlb_all();
+}
static inline void flush_tlb_pgtables(struct mm_struct *mm,
unsigned long start, unsigned long end)
diff --git a/include/asm-i386/topology.h b/include/asm-i386/topology.h
index 7fc512d..19b2daf 100644
--- a/include/asm-i386/topology.h
+++ b/include/asm-i386/topology.h
@@ -67,7 +67,7 @@
return first_cpu(mask);
}
-#define pcibus_to_node(bus) ((long) (bus)->sysdata)
+#define pcibus_to_node(bus) ((struct pci_sysdata *)((bus)->sysdata))->node
#define pcibus_to_cpumask(bus) node_to_cpumask(pcibus_to_node(bus))
/* sched_domains SD_NODE_INIT for NUMAQ machines */
diff --git a/include/asm-i386/uaccess.h b/include/asm-i386/uaccess.h
index e2aa5e0..d2a4f7b 100644
--- a/include/asm-i386/uaccess.h
+++ b/include/asm-i386/uaccess.h
@@ -581,7 +581,7 @@
* If there is a limit on the length of a valid string, you may wish to
* consider using strnlen_user() instead.
*/
-#define strlen_user(str) strnlen_user(str, ~0UL >> 1)
+#define strlen_user(str) strnlen_user(str, LONG_MAX)
long strnlen_user(const char __user *str, long n);
unsigned long __must_check clear_user(void __user *mem, unsigned long len);
diff --git a/include/asm-sparc/irq.h b/include/asm-sparc/irq.h
index ff520ea..afb88a5 100644
--- a/include/asm-sparc/irq.h
+++ b/include/asm-sparc/irq.h
@@ -7,178 +7,16 @@
#ifndef _SPARC_IRQ_H
#define _SPARC_IRQ_H
-#include <linux/linkage.h>
-#include <linux/threads.h> /* For NR_CPUS */
#include <linux/interrupt.h>
-#include <asm/system.h> /* For SUN4M_NCPUS */
-#include <asm/btfixup.h>
-
-#define __irq_ino(irq) irq
-#define __irq_pil(irq) irq
-
#define NR_IRQS 16
#define irq_canonicalize(irq) (irq)
-/* Dave Redman (djhr@tadpole.co.uk)
- * changed these to function pointers.. it saves cycles and will allow
- * the irq dependencies to be split into different files at a later date
- * sun4c_irq.c, sun4m_irq.c etc so we could reduce the kernel size.
- * Jakub Jelinek (jj@sunsite.mff.cuni.cz)
- * Changed these to btfixup entities... It saves cycles :)
- */
-BTFIXUPDEF_CALL(void, disable_irq, unsigned int)
-BTFIXUPDEF_CALL(void, enable_irq, unsigned int)
-BTFIXUPDEF_CALL(void, disable_pil_irq, unsigned int)
-BTFIXUPDEF_CALL(void, enable_pil_irq, unsigned int)
-BTFIXUPDEF_CALL(void, clear_clock_irq, void)
-BTFIXUPDEF_CALL(void, clear_profile_irq, int)
-BTFIXUPDEF_CALL(void, load_profile_irq, int, unsigned int)
-
-static inline void disable_irq_nosync(unsigned int irq)
-{
- BTFIXUP_CALL(disable_irq)(irq);
-}
-
-static inline void disable_irq(unsigned int irq)
-{
- BTFIXUP_CALL(disable_irq)(irq);
-}
-
-static inline void enable_irq(unsigned int irq)
-{
- BTFIXUP_CALL(enable_irq)(irq);
-}
-
-static inline void disable_pil_irq(unsigned int irq)
-{
- BTFIXUP_CALL(disable_pil_irq)(irq);
-}
-
-static inline void enable_pil_irq(unsigned int irq)
-{
- BTFIXUP_CALL(enable_pil_irq)(irq);
-}
-
-static inline void clear_clock_irq(void)
-{
- BTFIXUP_CALL(clear_clock_irq)();
-}
-
-static inline void clear_profile_irq(int irq)
-{
- BTFIXUP_CALL(clear_profile_irq)(irq);
-}
-
-static inline void load_profile_irq(int cpu, int limit)
-{
- BTFIXUP_CALL(load_profile_irq)(cpu, limit);
-}
-
-extern void (*sparc_init_timers)(irq_handler_t lvl10_irq);
-extern void claim_ticker14(irq_handler_t irq_handler,
- int irq,
- unsigned int timeout);
-
-#ifdef CONFIG_SMP
-BTFIXUPDEF_CALL(void, set_cpu_int, int, int)
-BTFIXUPDEF_CALL(void, clear_cpu_int, int, int)
-BTFIXUPDEF_CALL(void, set_irq_udt, int)
-
-#define set_cpu_int(cpu,level) BTFIXUP_CALL(set_cpu_int)(cpu,level)
-#define clear_cpu_int(cpu,level) BTFIXUP_CALL(clear_cpu_int)(cpu,level)
-#define set_irq_udt(cpu) BTFIXUP_CALL(set_irq_udt)(cpu)
-#endif
+extern void disable_irq_nosync(unsigned int irq);
+extern void disable_irq(unsigned int irq);
+extern void enable_irq(unsigned int irq);
extern int request_fast_irq(unsigned int irq, irq_handler_t handler, unsigned long flags, __const__ char *devname);
-/* On the sun4m, just like the timers, we have both per-cpu and master
- * interrupt registers.
- */
-
-/* These registers are used for sending/receiving irqs from/to
- * different cpu's.
- */
-struct sun4m_intreg_percpu {
- unsigned int tbt; /* Interrupts still pending for this cpu. */
-
- /* These next two registers are WRITE-ONLY and are only
- * "on bit" sensitive, "off bits" written have NO affect.
- */
- unsigned int clear; /* Clear this cpus irqs here. */
- unsigned int set; /* Set this cpus irqs here. */
- unsigned char space[PAGE_SIZE - 12];
-};
-
-/*
- * djhr
- * Actually the clear and set fields in this struct are misleading..
- * according to the SLAVIO manual (and the same applies for the SEC)
- * the clear field clears bits in the mask which will ENABLE that IRQ
- * the set field sets bits in the mask to DISABLE the IRQ.
- *
- * Also the undirected_xx address in the SLAVIO is defined as
- * RESERVED and write only..
- *
- * DAVEM_NOTE: The SLAVIO only specifies behavior on uniprocessor
- * sun4m machines, for MP the layout makes more sense.
- */
-struct sun4m_intregs {
- struct sun4m_intreg_percpu cpu_intregs[SUN4M_NCPUS];
- unsigned int tbt; /* IRQ's that are still pending. */
- unsigned int irqs; /* Master IRQ bits. */
-
- /* Again, like the above, two these registers are WRITE-ONLY. */
- unsigned int clear; /* Clear master IRQ's by setting bits here. */
- unsigned int set; /* Set master IRQ's by setting bits here. */
-
- /* This register is both READ and WRITE. */
- unsigned int undirected_target; /* Which cpu gets undirected irqs. */
-};
-
-extern struct sun4m_intregs *sun4m_interrupts;
-
-/*
- * Bit field defines for the interrupt registers on various
- * Sparc machines.
- */
-
-/* The sun4c interrupt register. */
-#define SUN4C_INT_ENABLE 0x01 /* Allow interrupts. */
-#define SUN4C_INT_E14 0x80 /* Enable level 14 IRQ. */
-#define SUN4C_INT_E10 0x20 /* Enable level 10 IRQ. */
-#define SUN4C_INT_E8 0x10 /* Enable level 8 IRQ. */
-#define SUN4C_INT_E6 0x08 /* Enable level 6 IRQ. */
-#define SUN4C_INT_E4 0x04 /* Enable level 4 IRQ. */
-#define SUN4C_INT_E1 0x02 /* Enable level 1 IRQ. */
-
-/* Dave Redman (djhr@tadpole.co.uk)
- * The sun4m interrupt registers.
- */
-#define SUN4M_INT_ENABLE 0x80000000
-#define SUN4M_INT_E14 0x00000080
-#define SUN4M_INT_E10 0x00080000
-
-#define SUN4M_HARD_INT(x) (0x000000001 << (x))
-#define SUN4M_SOFT_INT(x) (0x000010000 << (x))
-
-#define SUN4M_INT_MASKALL 0x80000000 /* mask all interrupts */
-#define SUN4M_INT_MODULE_ERR 0x40000000 /* module error */
-#define SUN4M_INT_M2S_WRITE 0x20000000 /* write buffer error */
-#define SUN4M_INT_ECC 0x10000000 /* ecc memory error */
-#define SUN4M_INT_FLOPPY 0x00400000 /* floppy disk */
-#define SUN4M_INT_MODULE 0x00200000 /* module interrupt */
-#define SUN4M_INT_VIDEO 0x00100000 /* onboard video */
-#define SUN4M_INT_REALTIME 0x00080000 /* system timer */
-#define SUN4M_INT_SCSI 0x00040000 /* onboard scsi */
-#define SUN4M_INT_AUDIO 0x00020000 /* audio/isdn */
-#define SUN4M_INT_ETHERNET 0x00010000 /* onboard ethernet */
-#define SUN4M_INT_SERIAL 0x00008000 /* serial ports */
-#define SUN4M_INT_KBDMS 0x00004000 /* keyboard/mouse */
-#define SUN4M_INT_SBUSBITS 0x00003F80 /* sbus int bits */
-
-#define SUN4M_INT_SBUS(x) (1 << (x+7))
-#define SUN4M_INT_VME(x) (1 << (x))
-
#endif
diff --git a/include/asm-sparc/pgtable.h b/include/asm-sparc/pgtable.h
index a55f4c3..2cc235b 100644
--- a/include/asm-sparc/pgtable.h
+++ b/include/asm-sparc/pgtable.h
@@ -46,7 +46,6 @@
#define pgd_ERROR(e) __builtin_trap()
BTFIXUPDEF_INT(page_none)
-BTFIXUPDEF_INT(page_shared)
BTFIXUPDEF_INT(page_copy)
BTFIXUPDEF_INT(page_readonly)
BTFIXUPDEF_INT(page_kernel)
@@ -66,7 +65,7 @@
#define PTE_SIZE (PTRS_PER_PTE*4)
#define PAGE_NONE __pgprot(BTFIXUP_INT(page_none))
-#define PAGE_SHARED __pgprot(BTFIXUP_INT(page_shared))
+extern pgprot_t PAGE_SHARED;
#define PAGE_COPY __pgprot(BTFIXUP_INT(page_copy))
#define PAGE_READONLY __pgprot(BTFIXUP_INT(page_readonly))
diff --git a/include/asm-x86_64/acpi.h b/include/asm-x86_64/acpi.h
index a29f050..1da8f49 100644
--- a/include/asm-x86_64/acpi.h
+++ b/include/asm-x86_64/acpi.h
@@ -29,6 +29,7 @@
#ifdef __KERNEL__
#include <acpi/pdc_intel.h>
+#include <asm/numa.h>
#define COMPILER_DEPENDENT_INT64 long long
#define COMPILER_DEPENDENT_UINT64 unsigned long long
@@ -141,6 +142,16 @@
extern int acpi_skip_timer_override;
extern int acpi_use_timer_override;
+#ifdef CONFIG_ACPI_NUMA
+extern void __init acpi_fake_nodes(const struct bootnode *fake_nodes,
+ int num_nodes);
+#else
+static inline void acpi_fake_nodes(const struct bootnode *fake_nodes,
+ int num_nodes)
+{
+}
+#endif
+
#endif /*__KERNEL__*/
#endif /*_ASM_ACPI_H*/
diff --git a/include/asm-x86_64/apic.h b/include/asm-x86_64/apic.h
index 45e9fca..85125ef 100644
--- a/include/asm-x86_64/apic.h
+++ b/include/asm-x86_64/apic.h
@@ -83,8 +83,10 @@
extern void enable_APIC_timer(void);
extern void setup_apic_routing(void);
-extern void setup_APIC_extened_lvt(unsigned char lvt_off, unsigned char vector,
- unsigned char msg_type, unsigned char mask);
+extern void setup_APIC_extended_lvt(unsigned char lvt_off, unsigned char vector,
+ unsigned char msg_type, unsigned char mask);
+
+extern int apic_is_clustered_box(void);
#define K8_APIC_EXT_LVT_BASE 0x500
#define K8_APIC_EXT_INT_MSG_FIX 0x0
diff --git a/include/asm-x86_64/auxvec.h b/include/asm-x86_64/auxvec.h
index 2403c4c..1d5ab0d 100644
--- a/include/asm-x86_64/auxvec.h
+++ b/include/asm-x86_64/auxvec.h
@@ -1,4 +1,6 @@
#ifndef __ASM_X86_64_AUXVEC_H
#define __ASM_X86_64_AUXVEC_H
+#define AT_SYSINFO_EHDR 33
+
#endif
diff --git a/include/asm-x86_64/calgary.h b/include/asm-x86_64/calgary.h
index 4d5747a..67f6040 100644
--- a/include/asm-x86_64/calgary.h
+++ b/include/asm-x86_64/calgary.h
@@ -1,7 +1,7 @@
/*
* Derived from include/asm-powerpc/iommu.h
*
- * Copyright (C) IBM Corporation, 2006
+ * Copyright IBM Corporation, 2006-2007
*
* Author: Jon Mason <jdmason@us.ibm.com>
* Author: Muli Ben-Yehuda <muli@il.ibm.com>
@@ -31,6 +31,7 @@
#include <asm/types.h>
struct iommu_table {
+ struct cal_chipset_ops *chip_ops; /* chipset specific funcs */
unsigned long it_base; /* mapped address of tce table */
unsigned long it_hint; /* Hint for next alloc */
unsigned long *it_map; /* A simple allocation bitmap for now */
@@ -42,6 +43,12 @@
unsigned char it_busno; /* Bus number this table belongs to */
};
+struct cal_chipset_ops {
+ void (*handle_quirks)(struct iommu_table *tbl, struct pci_dev *dev);
+ void (*tce_cache_blast)(struct iommu_table *tbl);
+ void (*dump_error_regs)(struct iommu_table *tbl);
+};
+
#define TCE_TABLE_SIZE_UNSPECIFIED ~0
#define TCE_TABLE_SIZE_64K 0
#define TCE_TABLE_SIZE_128K 1
diff --git a/include/asm-x86_64/dmi.h b/include/asm-x86_64/dmi.h
index 93b2b15..d02e32e 100644
--- a/include/asm-x86_64/dmi.h
+++ b/include/asm-x86_64/dmi.h
@@ -3,15 +3,12 @@
#include <asm/io.h>
-extern void *dmi_ioremap(unsigned long addr, unsigned long size);
-extern void dmi_iounmap(void *addr, unsigned long size);
-
#define DMI_MAX_DATA 2048
extern int dmi_alloc_index;
extern char dmi_alloc_data[DMI_MAX_DATA];
-/* This is so early that there is no good way to allocate dynamic memory.
+/* This is so early that there is no good way to allocate dynamic memory.
Allocate data in an BSS array. */
static inline void *dmi_alloc(unsigned len)
{
diff --git a/include/asm-x86_64/elf.h b/include/asm-x86_64/elf.h
index 6d24ea7..b4fbe47 100644
--- a/include/asm-x86_64/elf.h
+++ b/include/asm-x86_64/elf.h
@@ -162,6 +162,19 @@
/* 1GB for 64bit, 8MB for 32bit */
#define STACK_RND_MASK (test_thread_flag(TIF_IA32) ? 0x7ff : 0x3fffff)
+
+#define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1
+struct linux_binprm;
+extern int arch_setup_additional_pages(struct linux_binprm *bprm,
+ int executable_stack);
+
+extern int vdso_enabled;
+
+#define ARCH_DLINFO \
+do if (vdso_enabled) { \
+ NEW_AUX_ENT(AT_SYSINFO_EHDR,(unsigned long)current->mm->context.vdso);\
+} while (0)
+
#endif
#endif
diff --git a/include/asm-x86_64/fixmap.h b/include/asm-x86_64/fixmap.h
index 2acb9b7..cdfbe4a 100644
--- a/include/asm-x86_64/fixmap.h
+++ b/include/asm-x86_64/fixmap.h
@@ -22,9 +22,9 @@
* compile time, but to set the physical address only
* in the boot process.
*
- * these 'compile-time allocated' memory buffers are
- * fixed-size 4k pages. (or larger if used with an increment
- * highger than 1) use fixmap_set(idx,phys) to associate
+ * These 'compile-time allocated' memory buffers are
+ * fixed-size 4k pages (or larger if used with an increment
+ * higher than 1). Use set_fixmap(idx,phys) to associate
* physical memory with fixmap indices.
*
* TLB entries of such buffers will not be flushed across
diff --git a/include/asm-x86_64/hpet.h b/include/asm-x86_64/hpet.h
index 59a66f0..79bb950 100644
--- a/include/asm-x86_64/hpet.h
+++ b/include/asm-x86_64/hpet.h
@@ -1,78 +1,18 @@
#ifndef _ASM_X8664_HPET_H
#define _ASM_X8664_HPET_H 1
-/*
- * Documentation on HPET can be found at:
- * http://www.intel.com/ial/home/sp/pcmmspec.htm
- * ftp://download.intel.com/ial/home/sp/mmts098.pdf
- */
-
-#define HPET_MMAP_SIZE 1024
-
-#define HPET_ID 0x000
-#define HPET_PERIOD 0x004
-#define HPET_CFG 0x010
-#define HPET_STATUS 0x020
-#define HPET_COUNTER 0x0f0
-#define HPET_Tn_OFFSET 0x20
-#define HPET_Tn_CFG(n) (0x100 + (n) * HPET_Tn_OFFSET)
-#define HPET_Tn_ROUTE(n) (0x104 + (n) * HPET_Tn_OFFSET)
-#define HPET_Tn_CMP(n) (0x108 + (n) * HPET_Tn_OFFSET)
-#define HPET_T0_CFG HPET_Tn_CFG(0)
-#define HPET_T0_CMP HPET_Tn_CMP(0)
-#define HPET_T1_CFG HPET_Tn_CFG(1)
-#define HPET_T1_CMP HPET_Tn_CMP(1)
-
-#define HPET_ID_VENDOR 0xffff0000
-#define HPET_ID_LEGSUP 0x00008000
-#define HPET_ID_64BIT 0x00002000
-#define HPET_ID_NUMBER 0x00001f00
-#define HPET_ID_REV 0x000000ff
-#define HPET_ID_NUMBER_SHIFT 8
-
-#define HPET_ID_VENDOR_SHIFT 16
-#define HPET_ID_VENDOR_8086 0x8086
-
-#define HPET_CFG_ENABLE 0x001
-#define HPET_CFG_LEGACY 0x002
-#define HPET_LEGACY_8254 2
-#define HPET_LEGACY_RTC 8
-
-#define HPET_TN_LEVEL 0x0002
-#define HPET_TN_ENABLE 0x0004
-#define HPET_TN_PERIODIC 0x0008
-#define HPET_TN_PERIODIC_CAP 0x0010
-#define HPET_TN_64BIT_CAP 0x0020
-#define HPET_TN_SETVAL 0x0040
-#define HPET_TN_32BIT 0x0100
-#define HPET_TN_ROUTE 0x3e00
-#define HPET_TN_FSB 0x4000
-#define HPET_TN_FSB_CAP 0x8000
-
-#define HPET_TN_ROUTE_SHIFT 9
+#include <asm-i386/hpet.h>
#define HPET_TICK_RATE (HZ * 100000UL)
-extern int is_hpet_enabled(void);
extern int hpet_rtc_timer_init(void);
-extern int apic_is_clustered_box(void);
extern int hpet_arch_init(void);
extern int hpet_timer_stop_set_go(unsigned long tick);
extern int hpet_reenable(void);
extern unsigned int hpet_calibrate_tsc(void);
extern int hpet_use_timer;
-extern unsigned long hpet_address;
extern unsigned long hpet_period;
extern unsigned long hpet_tick;
-#ifdef CONFIG_HPET_EMULATE_RTC
-extern int hpet_mask_rtc_irq_bit(unsigned long bit_mask);
-extern int hpet_set_rtc_irq_bit(unsigned long bit_mask);
-extern int hpet_set_alarm_time(unsigned char hrs, unsigned char min, unsigned char sec);
-extern int hpet_set_periodic_freq(unsigned long freq);
-extern int hpet_rtc_dropped_irq(void);
-extern int hpet_rtc_timer_init(void);
-#endif /* CONFIG_HPET_EMULATE_RTC */
-
#endif
diff --git a/include/asm-x86_64/hw_irq.h b/include/asm-x86_64/hw_irq.h
index 6153ae5..09dfc18 100644
--- a/include/asm-x86_64/hw_irq.h
+++ b/include/asm-x86_64/hw_irq.h
@@ -95,6 +95,26 @@
#ifndef __ASSEMBLY__
+
+/* Interrupt handlers registered during init_IRQ */
+void apic_timer_interrupt(void);
+void spurious_interrupt(void);
+void error_interrupt(void);
+void reschedule_interrupt(void);
+void call_function_interrupt(void);
+void irq_move_cleanup_interrupt(void);
+void invalidate_interrupt0(void);
+void invalidate_interrupt1(void);
+void invalidate_interrupt2(void);
+void invalidate_interrupt3(void);
+void invalidate_interrupt4(void);
+void invalidate_interrupt5(void);
+void invalidate_interrupt6(void);
+void invalidate_interrupt7(void);
+void thermal_interrupt(void);
+void threshold_interrupt(void);
+void i8254_timer_resume(void);
+
typedef int vector_irq_t[NR_VECTORS];
DECLARE_PER_CPU(vector_irq_t, vector_irq);
extern void __setup_vector_irq(int cpu);
diff --git a/include/asm-x86_64/i8253.h b/include/asm-x86_64/i8253.h
new file mode 100644
index 0000000..015d8df
--- /dev/null
+++ b/include/asm-x86_64/i8253.h
@@ -0,0 +1,6 @@
+#ifndef __ASM_I8253_H__
+#define __ASM_I8253_H__
+
+extern spinlock_t i8253_lock;
+
+#endif /* __ASM_I8253_H__ */
diff --git a/include/asm-x86_64/iommu.h b/include/asm-x86_64/iommu.h
new file mode 100644
index 0000000..5af471f
--- /dev/null
+++ b/include/asm-x86_64/iommu.h
@@ -0,0 +1,29 @@
+#ifndef _ASM_X8664_IOMMU_H
+#define _ASM_X8664_IOMMU_H 1
+
+extern void pci_iommu_shutdown(void);
+extern void no_iommu_init(void);
+extern int force_iommu, no_iommu;
+extern int iommu_detected;
+#ifdef CONFIG_IOMMU
+extern void gart_iommu_init(void);
+extern void gart_iommu_shutdown(void);
+extern void __init gart_parse_options(char *);
+extern void iommu_hole_init(void);
+extern int fallback_aper_order;
+extern int fallback_aper_force;
+extern int iommu_aperture;
+extern int iommu_aperture_allowed;
+extern int iommu_aperture_disabled;
+extern int fix_aperture;
+#else
+#define iommu_aperture 0
+#define iommu_aperture_allowed 0
+
+static inline void gart_iommu_shutdown(void)
+{
+}
+
+#endif
+
+#endif
diff --git a/include/asm-x86_64/mce.h b/include/asm-x86_64/mce.h
index 177e92b..556be55 100644
--- a/include/asm-x86_64/mce.h
+++ b/include/asm-x86_64/mce.h
@@ -105,6 +105,8 @@
extern void do_machine_check(struct pt_regs *, long);
+extern int mce_notify_user(void);
+
#endif
#endif
diff --git a/include/asm-x86_64/mmu.h b/include/asm-x86_64/mmu.h
index 5dc6ed7..d2cd4a9 100644
--- a/include/asm-x86_64/mmu.h
+++ b/include/asm-x86_64/mmu.h
@@ -15,6 +15,7 @@
rwlock_t ldtlock;
int size;
struct semaphore sem;
+ void *vdso;
} mm_context_t;
#endif
diff --git a/include/asm-x86_64/pci.h b/include/asm-x86_64/pci.h
index bda94fd..88926eb 100644
--- a/include/asm-x86_64/pci.h
+++ b/include/asm-x86_64/pci.h
@@ -5,6 +5,25 @@
#ifdef __KERNEL__
+struct pci_sysdata {
+ int node; /* NUMA node */
+ void* iommu; /* IOMMU private data */
+};
+
+#ifdef CONFIG_CALGARY_IOMMU
+static inline void* pci_iommu(struct pci_bus *bus)
+{
+ struct pci_sysdata *sd = bus->sysdata;
+ return sd->iommu;
+}
+
+static inline void set_pci_iommu(struct pci_bus *bus, void *val)
+{
+ struct pci_sysdata *sd = bus->sysdata;
+ sd->iommu = val;
+}
+#endif /* CONFIG_CALGARY_IOMMU */
+
#include <linux/mm.h> /* for struct page */
/* Can be used to override the logic in pci_scan_bus for skipping
diff --git a/include/asm-x86_64/pgalloc.h b/include/asm-x86_64/pgalloc.h
index 8bb5646..b467be6 100644
--- a/include/asm-x86_64/pgalloc.h
+++ b/include/asm-x86_64/pgalloc.h
@@ -4,6 +4,10 @@
#include <asm/pda.h>
#include <linux/threads.h>
#include <linux/mm.h>
+#include <linux/quicklist.h>
+
+#define QUICK_PGD 0 /* We preserve special mappings over free */
+#define QUICK_PT 1 /* Other page table pages that are zero on free */
#define pmd_populate_kernel(mm, pmd, pte) \
set_pmd(pmd, __pmd(_PAGE_TABLE | __pa(pte)))
@@ -20,23 +24,23 @@
static inline void pmd_free(pmd_t *pmd)
{
BUG_ON((unsigned long)pmd & (PAGE_SIZE-1));
- free_page((unsigned long)pmd);
+ quicklist_free(QUICK_PT, NULL, pmd);
}
static inline pmd_t *pmd_alloc_one (struct mm_struct *mm, unsigned long addr)
{
- return (pmd_t *)get_zeroed_page(GFP_KERNEL|__GFP_REPEAT);
+ return (pmd_t *)quicklist_alloc(QUICK_PT, GFP_KERNEL|__GFP_REPEAT, NULL);
}
static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr)
{
- return (pud_t *)get_zeroed_page(GFP_KERNEL|__GFP_REPEAT);
+ return (pud_t *)quicklist_alloc(QUICK_PT, GFP_KERNEL|__GFP_REPEAT, NULL);
}
static inline void pud_free (pud_t *pud)
{
BUG_ON((unsigned long)pud & (PAGE_SIZE-1));
- free_page((unsigned long)pud);
+ quicklist_free(QUICK_PT, NULL, pud);
}
static inline void pgd_list_add(pgd_t *pgd)
@@ -57,41 +61,57 @@
spin_unlock(&pgd_lock);
}
-static inline pgd_t *pgd_alloc(struct mm_struct *mm)
+static inline void pgd_ctor(void *x)
{
unsigned boundary;
- pgd_t *pgd = (pgd_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT);
- if (!pgd)
- return NULL;
- pgd_list_add(pgd);
+ pgd_t *pgd = x;
+ struct page *page = virt_to_page(pgd);
+
/*
* Copy kernel pointers in from init.
- * Could keep a freelist or slab cache of those because the kernel
- * part never changes.
*/
boundary = pgd_index(__PAGE_OFFSET);
- memset(pgd, 0, boundary * sizeof(pgd_t));
memcpy(pgd + boundary,
- init_level4_pgt + boundary,
- (PTRS_PER_PGD - boundary) * sizeof(pgd_t));
+ init_level4_pgt + boundary,
+ (PTRS_PER_PGD - boundary) * sizeof(pgd_t));
+
+ spin_lock(&pgd_lock);
+ list_add(&page->lru, &pgd_list);
+ spin_unlock(&pgd_lock);
+}
+
+static inline void pgd_dtor(void *x)
+{
+ pgd_t *pgd = x;
+ struct page *page = virt_to_page(pgd);
+
+ spin_lock(&pgd_lock);
+ list_del(&page->lru);
+ spin_unlock(&pgd_lock);
+}
+
+static inline pgd_t *pgd_alloc(struct mm_struct *mm)
+{
+ pgd_t *pgd = (pgd_t *)quicklist_alloc(QUICK_PGD,
+ GFP_KERNEL|__GFP_REPEAT, pgd_ctor);
return pgd;
}
static inline void pgd_free(pgd_t *pgd)
{
BUG_ON((unsigned long)pgd & (PAGE_SIZE-1));
- pgd_list_del(pgd);
- free_page((unsigned long)pgd);
+ quicklist_free(QUICK_PGD, pgd_dtor, pgd);
}
static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
{
- return (pte_t *)get_zeroed_page(GFP_KERNEL|__GFP_REPEAT);
+ return (pte_t *)quicklist_alloc(QUICK_PT, GFP_KERNEL|__GFP_REPEAT, NULL);
}
static inline struct page *pte_alloc_one(struct mm_struct *mm, unsigned long address)
{
- void *p = (void *)get_zeroed_page(GFP_KERNEL|__GFP_REPEAT);
+ void *p = (void *)quicklist_alloc(QUICK_PT, GFP_KERNEL|__GFP_REPEAT, NULL);
+
if (!p)
return NULL;
return virt_to_page(p);
@@ -103,17 +123,22 @@
static inline void pte_free_kernel(pte_t *pte)
{
BUG_ON((unsigned long)pte & (PAGE_SIZE-1));
- free_page((unsigned long)pte);
+ quicklist_free(QUICK_PT, NULL, pte);
}
static inline void pte_free(struct page *pte)
{
- __free_page(pte);
-}
+ quicklist_free_page(QUICK_PT, NULL, pte);
+}
-#define __pte_free_tlb(tlb,pte) tlb_remove_page((tlb),(pte))
+#define __pte_free_tlb(tlb,pte) quicklist_free_page(QUICK_PT, NULL,(pte))
-#define __pmd_free_tlb(tlb,x) tlb_remove_page((tlb),virt_to_page(x))
-#define __pud_free_tlb(tlb,x) tlb_remove_page((tlb),virt_to_page(x))
+#define __pmd_free_tlb(tlb,x) quicklist_free(QUICK_PT, NULL, (x))
+#define __pud_free_tlb(tlb,x) quicklist_free(QUICK_PT, NULL, (x))
+static inline void check_pgt_cache(void)
+{
+ quicklist_trim(QUICK_PGD, pgd_dtor, 25, 16);
+ quicklist_trim(QUICK_PT, NULL, 25, 16);
+}
#endif /* _X86_64_PGALLOC_H */
diff --git a/include/asm-x86_64/pgtable.h b/include/asm-x86_64/pgtable.h
index 3ba5309..60cff1e 100644
--- a/include/asm-x86_64/pgtable.h
+++ b/include/asm-x86_64/pgtable.h
@@ -409,7 +409,6 @@
#define HAVE_ARCH_UNMAPPED_AREA
#define pgtable_cache_init() do { } while (0)
-#define check_pgt_cache() do { } while (0)
#define PAGE_AGP PAGE_KERNEL_NOCACHE
#define HAVE_PAGE_AGP 1
diff --git a/include/asm-x86_64/processor.h b/include/asm-x86_64/processor.h
index efc87a5..a1645bb 100644
--- a/include/asm-x86_64/processor.h
+++ b/include/asm-x86_64/processor.h
@@ -83,7 +83,6 @@
#define X86_VENDOR_UMC 3
#define X86_VENDOR_NEXGEN 4
#define X86_VENDOR_CENTAUR 5
-#define X86_VENDOR_RISE 6
#define X86_VENDOR_TRANSMETA 7
#define X86_VENDOR_NUM 8
#define X86_VENDOR_UNKNOWN 0xff
diff --git a/include/asm-x86_64/proto.h b/include/asm-x86_64/proto.h
index 85255db..d6e3225 100644
--- a/include/asm-x86_64/proto.h
+++ b/include/asm-x86_64/proto.h
@@ -85,24 +85,6 @@
extern unsigned cpu_khz;
extern unsigned tsc_khz;
-extern void no_iommu_init(void);
-extern int force_iommu, no_iommu;
-extern int iommu_detected;
-#ifdef CONFIG_IOMMU
-extern void gart_iommu_init(void);
-extern void __init gart_parse_options(char *);
-extern void iommu_hole_init(void);
-extern int fallback_aper_order;
-extern int fallback_aper_force;
-extern int iommu_aperture;
-extern int iommu_aperture_allowed;
-extern int iommu_aperture_disabled;
-extern int fix_aperture;
-#else
-#define iommu_aperture 0
-#define iommu_aperture_allowed 0
-#endif
-
extern int reboot_force;
extern int notsc_setup(char *);
diff --git a/include/asm-x86_64/ptrace.h b/include/asm-x86_64/ptrace.h
index 5ea84db..7f166cc 100644
--- a/include/asm-x86_64/ptrace.h
+++ b/include/asm-x86_64/ptrace.h
@@ -1,6 +1,7 @@
#ifndef _X86_64_PTRACE_H
#define _X86_64_PTRACE_H
+#include <linux/compiler.h> /* For __user */
#include <asm/ptrace-abi.h>
#ifndef __ASSEMBLY__
diff --git a/include/asm-x86_64/resume-trace.h b/include/asm-x86_64/resume-trace.h
new file mode 100644
index 0000000..34bf998
--- /dev/null
+++ b/include/asm-x86_64/resume-trace.h
@@ -0,0 +1,13 @@
+#define TRACE_RESUME(user) do { \
+ if (pm_trace_enabled) { \
+ void *tracedata; \
+ asm volatile("movq $1f,%0\n" \
+ ".section .tracedata,\"a\"\n" \
+ "1:\t.word %c1\n" \
+ "\t.quad %c2\n" \
+ ".previous" \
+ :"=r" (tracedata) \
+ : "i" (__LINE__), "i" (__FILE__)); \
+ generate_resume_trace(tracedata, user); \
+ } \
+} while (0)
diff --git a/include/asm-x86_64/string.h b/include/asm-x86_64/string.h
index 9505d9f..e583da7 100644
--- a/include/asm-x86_64/string.h
+++ b/include/asm-x86_64/string.h
@@ -29,6 +29,9 @@
function. */
#define __HAVE_ARCH_MEMCPY 1
+#if (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) || __GNUC__ > 4
+extern void *memcpy(void *to, const void *from, size_t len);
+#else
extern void *__memcpy(void *to, const void *from, size_t len);
#define memcpy(dst,src,len) \
({ size_t __len = (len); \
@@ -38,7 +41,7 @@
else \
__ret = __builtin_memcpy((dst),(src),__len); \
__ret; })
-
+#endif
#define __HAVE_ARCH_MEMSET
void *memset(void *s, int c, size_t n);
diff --git a/include/asm-x86_64/system.h b/include/asm-x86_64/system.h
index e4f246d..6313d33 100644
--- a/include/asm-x86_64/system.h
+++ b/include/asm-x86_64/system.h
@@ -109,7 +109,7 @@
#define stts() write_cr0(8 | read_cr0())
#define wbinvd() \
- __asm__ __volatile__ ("wbinvd": : :"memory");
+ __asm__ __volatile__ ("wbinvd": : :"memory")
#endif /* __KERNEL__ */
diff --git a/include/asm-x86_64/thread_info.h b/include/asm-x86_64/thread_info.h
index 10bb5a8..33c72ef 100644
--- a/include/asm-x86_64/thread_info.h
+++ b/include/asm-x86_64/thread_info.h
@@ -115,6 +115,7 @@
#define TIF_SYSCALL_AUDIT 7 /* syscall auditing active */
#define TIF_SECCOMP 8 /* secure computing */
#define TIF_RESTORE_SIGMASK 9 /* restore signal mask in do_signal */
+#define TIF_MCE_NOTIFY 10 /* notify userspace of an MCE */
/* 16 free */
#define TIF_IA32 17 /* 32bit process */
#define TIF_FORK 18 /* ret_from_fork */
@@ -133,6 +134,7 @@
#define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT)
#define _TIF_SECCOMP (1<<TIF_SECCOMP)
#define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK)
+#define _TIF_MCE_NOTIFY (1<<TIF_MCE_NOTIFY)
#define _TIF_IA32 (1<<TIF_IA32)
#define _TIF_FORK (1<<TIF_FORK)
#define _TIF_ABI_PENDING (1<<TIF_ABI_PENDING)
diff --git a/include/asm-x86_64/timex.h b/include/asm-x86_64/timex.h
index f6527e1..6ed21f4 100644
--- a/include/asm-x86_64/timex.h
+++ b/include/asm-x86_64/timex.h
@@ -9,7 +9,6 @@
#include <asm/8253pit.h>
#include <asm/msr.h>
#include <asm/vsyscall.h>
-#include <asm/hpet.h>
#include <asm/system.h>
#include <asm/processor.h>
#include <asm/tsc.h>
diff --git a/include/asm-x86_64/tlbflush.h b/include/asm-x86_64/tlbflush.h
index 8516225..888eb4a 100644
--- a/include/asm-x86_64/tlbflush.h
+++ b/include/asm-x86_64/tlbflush.h
@@ -92,7 +92,11 @@
#endif
-#define flush_tlb_kernel_range(start, end) flush_tlb_all()
+static inline void flush_tlb_kernel_range(unsigned long start,
+ unsigned long end)
+{
+ flush_tlb_all();
+}
static inline void flush_tlb_pgtables(struct mm_struct *mm,
unsigned long start, unsigned long end)
diff --git a/include/asm-x86_64/topology.h b/include/asm-x86_64/topology.h
index 4fd6fb2..36e52fb 100644
--- a/include/asm-x86_64/topology.h
+++ b/include/asm-x86_64/topology.h
@@ -22,7 +22,7 @@
#define parent_node(node) (node)
#define node_to_first_cpu(node) (first_cpu(node_to_cpumask[node]))
#define node_to_cpumask(node) (node_to_cpumask[node])
-#define pcibus_to_node(bus) ((long)(bus->sysdata))
+#define pcibus_to_node(bus) ((struct pci_sysdata *)((bus)->sysdata))->node
#define pcibus_to_cpumask(bus) node_to_cpumask(pcibus_to_node(bus));
#define numa_node_id() read_pda(nodenumber)
diff --git a/include/asm-x86_64/vgtod.h b/include/asm-x86_64/vgtod.h
new file mode 100644
index 0000000..3301f09
--- /dev/null
+++ b/include/asm-x86_64/vgtod.h
@@ -0,0 +1,29 @@
+#ifndef _ASM_VGTOD_H
+#define _ASM_VGTOD_H 1
+
+#include <asm/vsyscall.h>
+#include <linux/clocksource.h>
+
+struct vsyscall_gtod_data {
+ seqlock_t lock;
+
+ /* open coded 'struct timespec' */
+ time_t wall_time_sec;
+ u32 wall_time_nsec;
+
+ int sysctl_enabled;
+ struct timezone sys_tz;
+ struct { /* extract of a clocksource struct */
+ cycle_t (*vread)(void);
+ cycle_t cycle_last;
+ cycle_t mask;
+ u32 mult;
+ u32 shift;
+ } clock;
+ struct timespec wall_to_monotonic;
+};
+extern struct vsyscall_gtod_data __vsyscall_gtod_data
+__section_vsyscall_gtod_data;
+extern struct vsyscall_gtod_data vsyscall_gtod_data;
+
+#endif
diff --git a/include/asm-x86_64/vsyscall.h b/include/asm-x86_64/vsyscall.h
index 82b4afe..3b8ceb4 100644
--- a/include/asm-x86_64/vsyscall.h
+++ b/include/asm-x86_64/vsyscall.h
@@ -22,6 +22,8 @@
/* Definitions for CONFIG_GENERIC_TIME definitions */
#define __section_vsyscall_gtod_data __attribute__ \
((unused, __section__ (".vsyscall_gtod_data"),aligned(16)))
+#define __section_vsyscall_clock __attribute__ \
+ ((unused, __section__ (".vsyscall_clock"),aligned(16)))
#define __vsyscall_fn __attribute__ ((unused,__section__(".vsyscall_fn")))
#define VGETCPU_RDTSCP 1
@@ -36,7 +38,6 @@
/* kernel space (writeable) */
extern int vgetcpu_mode;
extern struct timezone sys_tz;
-extern struct vsyscall_gtod_data_t vsyscall_gtod_data;
#endif /* __KERNEL__ */
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index dc234c5..d5680cd 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -88,10 +88,8 @@
int __init acpi_table_parse_entries(char *id, unsigned long table_size,
int entry_id, acpi_table_entry_handler handler, unsigned int max_entries);
int acpi_table_parse_madt (enum acpi_madt_type id, acpi_table_entry_handler handler, unsigned int max_entries);
-int acpi_table_parse_srat (enum acpi_srat_type id, acpi_table_entry_handler handler, unsigned int max_entries);
int acpi_parse_mcfg (struct acpi_table_header *header);
void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
-void acpi_table_print_srat_entry (struct acpi_subtable_header *srat);
/* the following four functions are architecture-dependent */
#ifdef CONFIG_HAVE_ARCH_PARSE_SRAT
@@ -233,6 +231,9 @@
extern int pnpacpi_disabled;
+#define PXM_INVAL (-1)
+#define NID_INVAL (-1)
+
#else /* CONFIG_ACPI */
static inline int acpi_boot_init(void)
diff --git a/include/linux/clockchips.h b/include/linux/clockchips.h
index 8486e78..e0bd46e 100644
--- a/include/linux/clockchips.h
+++ b/include/linux/clockchips.h
@@ -23,6 +23,7 @@
CLOCK_EVT_MODE_SHUTDOWN,
CLOCK_EVT_MODE_PERIODIC,
CLOCK_EVT_MODE_ONESHOT,
+ CLOCK_EVT_MODE_RESUME,
};
/* Clock event notification values */
@@ -119,10 +120,6 @@
extern void clockevents_exchange_device(struct clock_event_device *old,
struct clock_event_device *new);
-extern
-struct clock_event_device *clockevents_request_device(unsigned int features,
- cpumask_t cpumask);
-extern void clockevents_release_device(struct clock_event_device *dev);
extern void clockevents_set_mode(struct clock_event_device *dev,
enum clock_event_mode mode);
extern int clockevents_register_notifier(struct notifier_block *nb);
diff --git a/include/linux/coda_linux.h b/include/linux/coda_linux.h
index c4079b4..1c47a34 100644
--- a/include/linux/coda_linux.h
+++ b/include/linux/coda_linux.h
@@ -36,7 +36,6 @@
/* operations shared over more than one file */
int coda_open(struct inode *i, struct file *f);
-int coda_flush(struct file *f, fl_owner_t id);
int coda_release(struct inode *i, struct file *f);
int coda_permission(struct inode *inode, int mask, struct nameidata *nd);
int coda_revalidate_inode(struct dentry *);
diff --git a/include/linux/coda_psdev.h b/include/linux/coda_psdev.h
index aa8f454..07ae8f8 100644
--- a/include/linux/coda_psdev.h
+++ b/include/linux/coda_psdev.h
@@ -33,9 +33,6 @@
int venus_lookup(struct super_block *sb, struct CodaFid *fid,
const char *name, int length, int *type,
struct CodaFid *resfid);
-int venus_store(struct super_block *sb, struct CodaFid *fid, int flags,
- vuid_t uid);
-int venus_release(struct super_block *sb, struct CodaFid *fid, int flags);
int venus_close(struct super_block *sb, struct CodaFid *fid, int flags,
vuid_t uid);
int venus_open(struct super_block *sb, struct CodaFid *fid, int flags,
diff --git a/include/linux/compiler-gcc4.h b/include/linux/compiler-gcc4.h
index a03e9398..14f74942 100644
--- a/include/linux/compiler-gcc4.h
+++ b/include/linux/compiler-gcc4.h
@@ -23,3 +23,21 @@
* code
*/
#define uninitialized_var(x) x = x
+
+#if !(__GNUC__ == 4 && __GNUC_MINOR__ < 3)
+/* Mark functions as cold. gcc will assume any path leading to a call
+ to them will be unlikely. This means a lot of manual unlikely()s
+ are unnecessary now for any paths leading to the usual suspects
+ like BUG(), printk(), panic() etc. [but let's keep them for now for
+ older compilers]
+
+ Early snapshots of gcc 4.3 don't support this and we can't detect this
+ in the preprocessor, but we can live with this because they're unreleased.
+ Maketime probing would be overkill here.
+
+ gcc also has a __attribute__((__hot__)) to move hot functions into
+ a special section, but I don't see any sense in this right now in
+ the kernel context */
+#define __cold __attribute__((__cold__))
+
+#endif
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index 8287a72..12a1291 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -174,4 +174,13 @@
# define __attribute_const__ /* unimplemented */
#endif
+/*
+ * Tell gcc if a function is cold. The compiler will assume any path
+ * directly leading to the call is unlikely.
+ */
+
+#ifndef __cold
+#define __cold
+#endif
+
#endif /* __LINUX_COMPILER_H */
diff --git a/include/linux/init.h b/include/linux/init.h
index 5b52853..f0d0e32 100644
--- a/include/linux/init.h
+++ b/include/linux/init.h
@@ -40,10 +40,10 @@
/* These are for everybody (although not all archs will actually
discard it in modules) */
-#define __init __attribute__ ((__section__ (".init.text")))
+#define __init __attribute__ ((__section__ (".init.text"))) __cold
#define __initdata __attribute__ ((__section__ (".init.data")))
#define __exitdata __attribute__ ((__section__(".exit.data")))
-#define __exit_call __attribute_used__ __attribute__ ((__section__ (".exitcall.exit")))
+#define __exit_call __attribute_used__ __attribute__ ((__section__ (".exitcall.exit"))) __cold
/* modpost check for section mismatches during the kernel build.
* A section mismatch happens when there are references from a
@@ -59,9 +59,9 @@
#define __initdata_refok __attribute__ ((__section__ (".data.init.refok")))
#ifdef MODULE
-#define __exit __attribute__ ((__section__(".exit.text")))
+#define __exit __attribute__ ((__section__(".exit.text"))) __cold
#else
-#define __exit __attribute_used__ __attribute__ ((__section__(".exit.text")))
+#define __exit __attribute_used__ __attribute__ ((__section__(".exit.text"))) __cold
#endif
/* For assembly routines */
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 1eb9cde..4300bb4 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -106,7 +106,7 @@
extern struct atomic_notifier_head panic_notifier_list;
extern long (*panic_blink)(long time);
NORET_TYPE void panic(const char * fmt, ...)
- __attribute__ ((NORET_AND format (printf, 1, 2)));
+ __attribute__ ((NORET_AND format (printf, 1, 2))) __cold;
extern void oops_enter(void);
extern void oops_exit(void);
extern int oops_may_print(void);
@@ -155,14 +155,14 @@
asmlinkage int vprintk(const char *fmt, va_list args)
__attribute__ ((format (printf, 1, 0)));
asmlinkage int printk(const char * fmt, ...)
- __attribute__ ((format (printf, 1, 2)));
+ __attribute__ ((format (printf, 1, 2))) __cold;
#else
static inline int vprintk(const char *s, va_list args)
__attribute__ ((format (printf, 1, 0)));
static inline int vprintk(const char *s, va_list args) { return 0; }
static inline int printk(const char *s, ...)
__attribute__ ((format (printf, 1, 2)));
-static inline int printk(const char *s, ...) { return 0; }
+static inline int __cold printk(const char *s, ...) { return 0; }
#endif
unsigned long int_sqrt(unsigned long);
@@ -212,7 +212,7 @@
#define TAINT_USER (1<<6)
#define TAINT_DIE (1<<7)
-extern void dump_stack(void);
+extern void dump_stack(void) __cold;
enum {
DUMP_PREFIX_NONE,
diff --git a/include/linux/resume-trace.h b/include/linux/resume-trace.h
index 81e9299..f3f4f28 100644
--- a/include/linux/resume-trace.h
+++ b/include/linux/resume-trace.h
@@ -2,6 +2,7 @@
#define RESUME_TRACE_H
#ifdef CONFIG_PM_TRACE
+#include <asm/resume-trace.h>
extern int pm_trace_enabled;
@@ -9,20 +10,10 @@
extern void set_trace_device(struct device *);
extern void generate_resume_trace(void *tracedata, unsigned int user);
-#define TRACE_DEVICE(dev) set_trace_device(dev)
-#define TRACE_RESUME(user) do { \
- if (pm_trace_enabled) { \
- void *tracedata; \
- asm volatile("movl $1f,%0\n" \
- ".section .tracedata,\"a\"\n" \
- "1:\t.word %c1\n" \
- "\t.long %c2\n" \
- ".previous" \
- :"=r" (tracedata) \
- : "i" (__LINE__), "i" (__FILE__)); \
- generate_resume_trace(tracedata, user); \
- } \
-} while (0)
+#define TRACE_DEVICE(dev) do { \
+ if (pm_trace_enabled) \
+ set_trace_device(dev); \
+ } while(0)
#else
diff --git a/include/linux/time.h b/include/linux/time.h
index ec3b0ce..e6aea51 100644
--- a/include/linux/time.h
+++ b/include/linux/time.h
@@ -4,6 +4,7 @@
#include <linux/types.h>
#ifdef __KERNEL__
+# include <linux/cache.h>
# include <linux/seqlock.h>
#endif
@@ -94,6 +95,8 @@
extern seqlock_t xtime_lock __attribute__((weak));
extern unsigned long read_persistent_clock(void);
+extern int update_persistent_clock(struct timespec now);
+extern int no_sync_cmos_clock __read_mostly;
void timekeeping_init(void);
static inline unsigned long get_seconds(void)
diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h
index c2b10ca..89338b4 100644
--- a/include/linux/vmalloc.h
+++ b/include/linux/vmalloc.h
@@ -58,6 +58,13 @@
/*
* Lowlevel-APIs (not for driver use!)
*/
+
+static inline size_t get_vm_area_size(const struct vm_struct *area)
+{
+ /* return actual size without guard page */
+ return area->size - PAGE_SIZE;
+}
+
extern struct vm_struct *get_vm_area(unsigned long size, unsigned long flags);
extern struct vm_struct *__get_vm_area(unsigned long size, unsigned long flags,
unsigned long start, unsigned long end);
diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
index 72d0342..eb1ddeb 100644
--- a/kernel/hrtimer.c
+++ b/kernel/hrtimer.c
@@ -558,7 +558,8 @@
*/
static int hrtimer_switch_to_hres(void)
{
- struct hrtimer_cpu_base *base = &__get_cpu_var(hrtimer_bases);
+ int cpu = smp_processor_id();
+ struct hrtimer_cpu_base *base = &per_cpu(hrtimer_bases, cpu);
unsigned long flags;
if (base->hres_active)
@@ -568,6 +569,8 @@
if (tick_init_highres()) {
local_irq_restore(flags);
+ printk(KERN_WARNING "Could not switch to high resolution "
+ "mode on CPU %d\n", cpu);
return 0;
}
base->hres_active = 1;
@@ -683,6 +686,7 @@
struct rb_node **link = &base->active.rb_node;
struct rb_node *parent = NULL;
struct hrtimer *entry;
+ int leftmost = 1;
/*
* Find the right place in the rbtree:
@@ -694,18 +698,19 @@
* We dont care about collisions. Nodes with
* the same expiry time stay together.
*/
- if (timer->expires.tv64 < entry->expires.tv64)
+ if (timer->expires.tv64 < entry->expires.tv64) {
link = &(*link)->rb_left;
- else
+ } else {
link = &(*link)->rb_right;
+ leftmost = 0;
+ }
}
/*
* Insert the timer to the rbtree and check whether it
* replaces the first pending timer
*/
- if (!base->first || timer->expires.tv64 <
- rb_entry(base->first, struct hrtimer, node)->expires.tv64) {
+ if (leftmost) {
/*
* Reprogram the clock event device. When the timer is already
* expired hrtimer_enqueue_reprogram has either called the
diff --git a/kernel/irq/proc.c b/kernel/irq/proc.c
index b4f1674..50b81b9 100644
--- a/kernel/irq/proc.c
+++ b/kernel/irq/proc.c
@@ -19,7 +19,15 @@
static int irq_affinity_read_proc(char *page, char **start, off_t off,
int count, int *eof, void *data)
{
- int len = cpumask_scnprintf(page, count, irq_desc[(long)data].affinity);
+ struct irq_desc *desc = irq_desc + (long)data;
+ cpumask_t *mask = &desc->affinity;
+ int len;
+
+#ifdef CONFIG_GENERIC_PENDING_IRQ
+ if (desc->status & IRQ_MOVE_PENDING)
+ mask = &desc->pending_mask;
+#endif
+ len = cpumask_scnprintf(page, count, *mask);
if (count - len < 2)
return -EINVAL;
diff --git a/kernel/power/Kconfig b/kernel/power/Kconfig
index 7358609..c1a106d 100644
--- a/kernel/power/Kconfig
+++ b/kernel/power/Kconfig
@@ -57,7 +57,7 @@
config PM_TRACE
bool "Suspend/resume event tracing"
- depends on PM_DEBUG && X86_32 && EXPERIMENTAL
+ depends on PM_DEBUG && X86 && EXPERIMENTAL
default n
---help---
This enables some cheesy code to save the last PM event point in the
diff --git a/kernel/time/ntp.c b/kernel/time/ntp.c
index b5e3525..cd91237 100644
--- a/kernel/time/ntp.c
+++ b/kernel/time/ntp.c
@@ -10,6 +10,7 @@
#include <linux/mm.h>
#include <linux/time.h>
+#include <linux/timer.h>
#include <linux/timex.h>
#include <linux/jiffies.h>
#include <linux/hrtimer.h>
@@ -175,12 +176,64 @@
return tick_length;
}
+#ifdef CONFIG_GENERIC_CMOS_UPDATE
-void __attribute__ ((weak)) notify_arch_cmos_timer(void)
+/* Disable the cmos update - used by virtualization and embedded */
+int no_sync_cmos_clock __read_mostly;
+
+static void sync_cmos_clock(unsigned long dummy);
+
+static DEFINE_TIMER(sync_cmos_timer, sync_cmos_clock, 0, 0);
+
+static void sync_cmos_clock(unsigned long dummy)
{
- return;
+ struct timespec now, next;
+ int fail = 1;
+
+ /*
+ * If we have an externally synchronized Linux clock, then update
+ * CMOS clock accordingly every ~11 minutes. Set_rtc_mmss() has to be
+ * called as close as possible to 500 ms before the new second starts.
+ * This code is run on a timer. If the clock is set, that timer
+ * may not expire at the correct time. Thus, we adjust...
+ */
+ if (!ntp_synced())
+ /*
+ * Not synced, exit, do not restart a timer (if one is
+ * running, let it run out).
+ */
+ return;
+
+ getnstimeofday(&now);
+ if (abs(xtime.tv_nsec - (NSEC_PER_SEC / 2)) <= tick_nsec / 2)
+ fail = update_persistent_clock(now);
+
+ next.tv_nsec = (NSEC_PER_SEC / 2) - now.tv_nsec;
+ if (next.tv_nsec <= 0)
+ next.tv_nsec += NSEC_PER_SEC;
+
+ if (!fail)
+ next.tv_sec = 659;
+ else
+ next.tv_sec = 0;
+
+ if (next.tv_nsec >= NSEC_PER_SEC) {
+ next.tv_sec++;
+ next.tv_nsec -= NSEC_PER_SEC;
+ }
+ mod_timer(&sync_cmos_timer, jiffies + timespec_to_jiffies(&next));
}
+static void notify_cmos_timer(void)
+{
+ if (no_sync_cmos_clock)
+ mod_timer(&sync_cmos_timer, jiffies + 1);
+}
+
+#else
+static inline void notify_cmos_timer(void) { }
+#endif
+
/* adjtimex mainly allows reading (and writing, if superuser) of
* kernel time-keeping variables. used by xntpd.
*/
@@ -345,6 +398,6 @@
txc->stbcnt = 0;
write_sequnlock_irq(&xtime_lock);
do_gettimeofday(&txc->time);
- notify_arch_cmos_timer();
+ notify_cmos_timer();
return(result);
}
diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c
index 8001d37..db8e0f3 100644
--- a/kernel/time/tick-broadcast.c
+++ b/kernel/time/tick-broadcast.c
@@ -31,6 +31,12 @@
static cpumask_t tick_broadcast_mask;
static DEFINE_SPINLOCK(tick_broadcast_lock);
+#ifdef CONFIG_TICK_ONESHOT
+static void tick_broadcast_clear_oneshot(int cpu);
+#else
+static inline void tick_broadcast_clear_oneshot(int cpu) { }
+#endif
+
/*
* Debugging: see timer_list.c
*/
@@ -49,7 +55,7 @@
*/
static void tick_broadcast_start_periodic(struct clock_event_device *bc)
{
- if (bc && bc->mode == CLOCK_EVT_MODE_SHUTDOWN)
+ if (bc)
tick_setup_periodic(bc, 1);
}
@@ -99,8 +105,19 @@
cpu_set(cpu, tick_broadcast_mask);
tick_broadcast_start_periodic(tick_broadcast_device.evtdev);
ret = 1;
- }
+ } else {
+ /*
+ * When the new device is not affected by the stop
+ * feature and the cpu is marked in the broadcast mask
+ * then clear the broadcast bit.
+ */
+ if (!(dev->features & CLOCK_EVT_FEAT_C3STOP)) {
+ int cpu = smp_processor_id();
+ cpu_clear(cpu, tick_broadcast_mask);
+ tick_broadcast_clear_oneshot(cpu);
+ }
+ }
spin_unlock_irqrestore(&tick_broadcast_lock, flags);
return ret;
}
@@ -299,7 +316,7 @@
spin_lock_irqsave(&tick_broadcast_lock, flags);
bc = tick_broadcast_device.evtdev;
- if (bc && tick_broadcast_device.mode == TICKDEV_MODE_PERIODIC)
+ if (bc)
clockevents_set_mode(bc, CLOCK_EVT_MODE_SHUTDOWN);
spin_unlock_irqrestore(&tick_broadcast_lock, flags);
@@ -316,6 +333,8 @@
bc = tick_broadcast_device.evtdev;
if (bc) {
+ clockevents_set_mode(bc, CLOCK_EVT_MODE_RESUME);
+
switch (tick_broadcast_device.mode) {
case TICKDEV_MODE_PERIODIC:
if(!cpus_empty(tick_broadcast_mask))
@@ -485,6 +504,16 @@
spin_unlock_irqrestore(&tick_broadcast_lock, flags);
}
+/*
+ * Reset the one shot broadcast for a cpu
+ *
+ * Called with tick_broadcast_lock held
+ */
+static void tick_broadcast_clear_oneshot(int cpu)
+{
+ cpu_clear(cpu, tick_broadcast_oneshot_mask);
+}
+
/**
* tick_broadcast_setup_highres - setup the broadcast device for highres
*/
diff --git a/kernel/time/tick-common.c b/kernel/time/tick-common.c
index a96ec9a..77a21ab 100644
--- a/kernel/time/tick-common.c
+++ b/kernel/time/tick-common.c
@@ -318,12 +318,17 @@
{
struct tick_device *td = &__get_cpu_var(tick_cpu_device);
unsigned long flags;
+ int broadcast = tick_resume_broadcast();
spin_lock_irqsave(&tick_device_lock, flags);
- if (td->mode == TICKDEV_MODE_PERIODIC)
- tick_setup_periodic(td->evtdev, 0);
- else
- tick_resume_oneshot();
+ clockevents_set_mode(td->evtdev, CLOCK_EVT_MODE_RESUME);
+
+ if (!broadcast) {
+ if (td->mode == TICKDEV_MODE_PERIODIC)
+ tick_setup_periodic(td->evtdev, 0);
+ else
+ tick_resume_oneshot();
+ }
spin_unlock_irqrestore(&tick_device_lock, flags);
}
@@ -360,8 +365,7 @@
break;
case CLOCK_EVT_NOTIFY_RESUME:
- if (!tick_resume_broadcast())
- tick_resume();
+ tick_resume();
break;
default:
diff --git a/kernel/time/tick-oneshot.c b/kernel/time/tick-oneshot.c
index f6997ab..0258d31 100644
--- a/kernel/time/tick-oneshot.c
+++ b/kernel/time/tick-oneshot.c
@@ -73,8 +73,21 @@
struct clock_event_device *dev = td->evtdev;
if (!dev || !(dev->features & CLOCK_EVT_FEAT_ONESHOT) ||
- !tick_device_is_functional(dev))
+ !tick_device_is_functional(dev)) {
+
+ printk(KERN_INFO "Clockevents: "
+ "could not switch to one-shot mode:");
+ if (!dev) {
+ printk(" no tick device\n");
+ } else {
+ if (!tick_device_is_functional(dev))
+ printk(" %s is not functional.\n", dev->name);
+ else
+ printk(" %s does not support one-shot mode.\n",
+ dev->name);
+ }
return -EINVAL;
+ }
td->mode = TICKDEV_MODE_ONESHOT;
dev->event_handler = handler;
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index 52db9e3..b416995 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -546,6 +546,7 @@
{
struct tick_sched *ts = &__get_cpu_var(tick_cpu_sched);
ktime_t now = ktime_get();
+ u64 offset;
/*
* Emulate tick processing via per-CPU hrtimers:
@@ -554,8 +555,12 @@
ts->sched_timer.function = tick_sched_timer;
ts->sched_timer.cb_mode = HRTIMER_CB_IRQSAFE_NO_SOFTIRQ;
- /* Get the next period */
+ /* Get the next period (per cpu) */
ts->sched_timer.expires = tick_init_jiffy_update();
+ offset = ktime_to_ns(tick_period) >> 1;
+ do_div(offset, NR_CPUS);
+ offset *= smp_processor_id();
+ ts->sched_timer.expires = ktime_add_ns(ts->sched_timer.expires, offset);
for (;;) {
hrtimer_forward(&ts->sched_timer, now, tick_period);
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index 10c13ad..a7381d5 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -357,7 +357,8 @@
* This is needed when we sync the memory. Then we sync the buffer if
* needed.
*/
- io_tlb_orig_addr[index] = buffer;
+ for (i = 0; i < nslots; i++)
+ io_tlb_orig_addr[index+i] = buffer + (i << IO_TLB_SHIFT);
if (dir == DMA_TO_DEVICE || dir == DMA_BIDIRECTIONAL)
memcpy(dma_addr, buffer, size);
@@ -418,6 +419,8 @@
int index = (dma_addr - io_tlb_start) >> IO_TLB_SHIFT;
char *buffer = io_tlb_orig_addr[index];
+ buffer += ((unsigned long)dma_addr & ((1 << IO_TLB_SHIFT) - 1));
+
switch (target) {
case SYNC_FOR_CPU:
if (likely(dir == DMA_FROM_DEVICE || dir == DMA_BIDIRECTIONAL))
diff --git a/mm/memory.c b/mm/memory.c
index 8aace3d..ca8cac1 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2659,8 +2659,6 @@
return handle_pte_fault(mm, vma, address, pte, pmd, write_access);
}
-EXPORT_SYMBOL_GPL(handle_mm_fault);
-
#ifndef __PAGETABLE_PUD_FOLDED
/*
* Allocate page upper directory.
diff --git a/mm/nommu.c b/mm/nommu.c
index 1b105d2..9eef6a39 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -54,12 +54,6 @@
struct vm_operations_struct generic_file_vm_ops = {
};
-EXPORT_SYMBOL(vfree);
-EXPORT_SYMBOL(vmalloc_to_page);
-EXPORT_SYMBOL(vmalloc_32);
-EXPORT_SYMBOL(vmap);
-EXPORT_SYMBOL(vunmap);
-
/*
* Handle all mappings that got truncated by a "truncate()"
* system call.
@@ -168,7 +162,6 @@
finish_or_fault:
return i ? : -EFAULT;
}
-
EXPORT_SYMBOL(get_user_pages);
DEFINE_RWLOCK(vmlist_lock);
@@ -178,6 +171,7 @@
{
kfree(addr);
}
+EXPORT_SYMBOL(vfree);
void *__vmalloc(unsigned long size, gfp_t gfp_mask, pgprot_t prot)
{
@@ -186,17 +180,19 @@
*/
return kmalloc(size, (gfp_mask | __GFP_COMP) & ~__GFP_HIGHMEM);
}
+EXPORT_SYMBOL(__vmalloc);
struct page * vmalloc_to_page(void *addr)
{
return virt_to_page(addr);
}
+EXPORT_SYMBOL(vmalloc_to_page);
unsigned long vmalloc_to_pfn(void *addr)
{
return page_to_pfn(virt_to_page(addr));
}
-
+EXPORT_SYMBOL(vmalloc_to_pfn);
long vread(char *buf, char *addr, unsigned long count)
{
@@ -237,9 +233,8 @@
}
EXPORT_SYMBOL(vmalloc_node);
-/*
- * vmalloc_32 - allocate virtually continguos memory (32bit addressable)
- *
+/**
+ * vmalloc_32 - allocate virtually contiguous memory (32bit addressable)
* @size: allocation size
*
* Allocate enough 32bit PA addressable pages to cover @size from the
@@ -249,17 +244,33 @@
{
return __vmalloc(size, GFP_KERNEL, PAGE_KERNEL);
}
+EXPORT_SYMBOL(vmalloc_32);
+
+/**
+ * vmalloc_32_user - allocate zeroed virtually contiguous 32bit memory
+ * @size: allocation size
+ *
+ * The resulting memory area is 32bit addressable and zeroed so it can be
+ * mapped to userspace without leaking data.
+ */
+void *vmalloc_32_user(unsigned long size)
+{
+ return __vmalloc(size, GFP_KERNEL | __GFP_ZERO, PAGE_KERNEL);
+}
+EXPORT_SYMBOL(vmalloc_32_user);
void *vmap(struct page **pages, unsigned int count, unsigned long flags, pgprot_t prot)
{
BUG();
return NULL;
}
+EXPORT_SYMBOL(vmap);
void vunmap(void *addr)
{
BUG();
}
+EXPORT_SYMBOL(vunmap);
/*
* Implement a stub for vmalloc_sync_all() if the architecture chose not to
@@ -269,6 +280,13 @@
{
}
+int vm_insert_page(struct vm_area_struct *vma, unsigned long addr,
+ struct page *page)
+{
+ return -EINVAL;
+}
+EXPORT_SYMBOL(vm_insert_page);
+
/*
* sys_brk() for the most part doesn't need the global kernel
* lock, except when an application is doing something nasty
@@ -994,6 +1012,7 @@
show_free_areas();
return -ENOMEM;
}
+EXPORT_SYMBOL(do_mmap_pgoff);
/*
* handle mapping disposal for uClinux
@@ -1074,6 +1093,7 @@
return 0;
}
+EXPORT_SYMBOL(do_munmap);
asmlinkage long sys_munmap(unsigned long addr, size_t len)
{
@@ -1164,6 +1184,7 @@
return vma->vm_start;
}
+EXPORT_SYMBOL(do_mremap);
asmlinkage unsigned long sys_mremap(unsigned long addr,
unsigned long old_len, unsigned long new_len,
@@ -1231,7 +1252,6 @@
return get_area(file, addr, len, pgoff, flags);
}
-
EXPORT_SYMBOL(get_unmapped_area);
/*
@@ -1346,6 +1366,7 @@
BUG();
return 0;
}
+EXPORT_SYMBOL(filemap_fault);
/*
* Access another process' address space.
diff --git a/mm/slob.c b/mm/slob.c
index d50920e..ec33fcd 100644
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -293,6 +293,7 @@
static void *slob_alloc(size_t size, gfp_t gfp, int align, int node)
{
struct slob_page *sp;
+ struct list_head *prev;
slob_t *b = NULL;
unsigned long flags;
@@ -307,12 +308,22 @@
if (node != -1 && page_to_nid(&sp->page) != node)
continue;
#endif
+ /* Enough room on this page? */
+ if (sp->units < SLOB_UNITS(size))
+ continue;
- if (sp->units >= SLOB_UNITS(size)) {
- b = slob_page_alloc(sp, size, align);
- if (b)
- break;
- }
+ /* Attempt to alloc */
+ prev = sp->list.prev;
+ b = slob_page_alloc(sp, size, align);
+ if (!b)
+ continue;
+
+ /* Improve fragment distribution and reduce our average
+ * search time by starting our next search here. (see
+ * Knuth vol 1, sec 2.5, pg 449) */
+ if (free_slob_pages.next != prev->next)
+ list_move_tail(&free_slob_pages, prev->next);
+ break;
}
spin_unlock_irqrestore(&slob_lock, flags);
