[PATCH] uml: make signal handlers static
A bunch of the signal handlers can be made static.
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/um/include/kern_util.h b/arch/um/include/kern_util.h
index 3368ef9..173af02 100644
--- a/arch/um/include/kern_util.h
+++ b/arch/um/include/kern_util.h
@@ -87,7 +87,6 @@
extern void unprotect_stack(unsigned long stack);
extern void do_uml_exitcalls(void);
extern int attach_debugger(int idle_pid, int pid, int stop);
-extern void bad_segv(struct faultinfo fi, unsigned long ip);
extern int config_gdb(char *str);
extern int remove_gdb(void);
extern char *uml_strdup(char *string);
@@ -103,8 +102,6 @@
extern int copy_to_user_proc(void *to, void *from, int size);
extern int copy_from_user_proc(void *to, void *from, int size);
extern int strlen_user_proc(char *str);
-extern void bus_handler(int sig, union uml_pt_regs *regs);
-extern void winch(int sig, union uml_pt_regs *regs);
extern long execute_syscall(void *r);
extern int smp_sigio_handler(void);
extern void *get_current(void);
@@ -119,7 +116,6 @@
/* Are we disallowed to sleep? Used to choose between GFP_KERNEL and GFP_ATOMIC. */
extern int __cant_sleep(void);
-extern void segv_handler(int sig, union uml_pt_regs *regs);
extern void sigio_handler(int sig, union uml_pt_regs *regs);
#endif
diff --git a/arch/um/kernel/trap.c b/arch/um/kernel/trap.c
index b5f124a..26f15c4 100644
--- a/arch/um/kernel/trap.c
+++ b/arch/um/kernel/trap.c
@@ -128,7 +128,18 @@
goto out;
}
-void segv_handler(int sig, union uml_pt_regs *regs)
+static void bad_segv(struct faultinfo fi, unsigned long ip)
+{
+ struct siginfo si;
+
+ si.si_signo = SIGSEGV;
+ si.si_code = SEGV_ACCERR;
+ si.si_addr = (void __user *) FAULT_ADDRESS(fi);
+ current->thread.arch.faultinfo = fi;
+ force_sig_info(SIGSEGV, &si, current);
+}
+
+static void segv_handler(int sig, union uml_pt_regs *regs)
{
struct faultinfo * fi = UPT_FAULTINFO(regs);
@@ -205,17 +216,6 @@
return(0);
}
-void bad_segv(struct faultinfo fi, unsigned long ip)
-{
- struct siginfo si;
-
- si.si_signo = SIGSEGV;
- si.si_code = SEGV_ACCERR;
- si.si_addr = (void __user *) FAULT_ADDRESS(fi);
- current->thread.arch.faultinfo = fi;
- force_sig_info(SIGSEGV, &si, current);
-}
-
void relay_signal(int sig, union uml_pt_regs *regs)
{
if(arch_handle_signal(sig, regs))
@@ -232,14 +232,14 @@
force_sig(sig, current);
}
-void bus_handler(int sig, union uml_pt_regs *regs)
+static void bus_handler(int sig, union uml_pt_regs *regs)
{
if(current->thread.fault_catcher != NULL)
do_longjmp(current->thread.fault_catcher, 1);
else relay_signal(sig, regs);
}
-void winch(int sig, union uml_pt_regs *regs)
+static void winch(int sig, union uml_pt_regs *regs)
{
do_IRQ(WINCH_IRQ, regs);
}
