| /* |
| * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. |
| * Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved. |
| * |
| * This copyrighted material is made available to anyone wishing to use, |
| * modify, copy, or redistribute it subject to the terms and conditions |
| * of the GNU General Public License v.2. |
| */ |
| |
| #include <linux/sched.h> |
| #include <linux/slab.h> |
| #include <linux/spinlock.h> |
| #include <linux/completion.h> |
| #include <linux/buffer_head.h> |
| #include <asm/semaphore.h> |
| |
| #include "gfs2.h" |
| #include <linux/gfs2_ondisk.h> |
| |
| #define pv(struct, member, fmt) printk(KERN_INFO " "#member" = "fmt"\n", \ |
| struct->member); |
| #define pa(struct, member, count) print_array(#member, struct->member, count); |
| |
| /** |
| * print_array - Print out an array of bytes |
| * @title: what to print before the array |
| * @buf: the array |
| * @count: the number of bytes |
| * |
| */ |
| |
| static void print_array(char *title, char *buf, int count) |
| { |
| int x; |
| |
| printk(KERN_INFO " %s =\n" KERN_INFO, title); |
| for (x = 0; x < count; x++) { |
| printk("%.2X ", (unsigned char)buf[x]); |
| if (x % 16 == 15) |
| printk("\n" KERN_INFO); |
| } |
| if (x % 16) |
| printk("\n"); |
| } |
| |
| /* |
| * gfs2_xxx_in - read in an xxx struct |
| * first arg: the cpu-order structure |
| * buf: the disk-order buffer |
| * |
| * gfs2_xxx_out - write out an xxx struct |
| * first arg: the cpu-order structure |
| * buf: the disk-order buffer |
| * |
| * gfs2_xxx_print - print out an xxx struct |
| * first arg: the cpu-order structure |
| */ |
| |
| void gfs2_inum_in(struct gfs2_inum *no, char *buf) |
| { |
| struct gfs2_inum *str = (struct gfs2_inum *)buf; |
| |
| no->no_formal_ino = be64_to_cpu(str->no_formal_ino); |
| no->no_addr = be64_to_cpu(str->no_addr); |
| } |
| |
| void gfs2_inum_out(struct gfs2_inum *no, char *buf) |
| { |
| struct gfs2_inum *str = (struct gfs2_inum *)buf; |
| |
| str->no_formal_ino = cpu_to_be64(no->no_formal_ino); |
| str->no_addr = cpu_to_be64(no->no_addr); |
| } |
| |
| void gfs2_inum_print(struct gfs2_inum *no) |
| { |
| pv(no, no_formal_ino, "%llu"); |
| pv(no, no_addr, "%llu"); |
| } |
| |
| static void gfs2_meta_header_in(struct gfs2_meta_header *mh, char *buf) |
| { |
| struct gfs2_meta_header *str = (struct gfs2_meta_header *)buf; |
| |
| mh->mh_magic = be32_to_cpu(str->mh_magic); |
| mh->mh_type = be16_to_cpu(str->mh_type); |
| mh->mh_format = be16_to_cpu(str->mh_format); |
| } |
| |
| static void gfs2_meta_header_out(struct gfs2_meta_header *mh, char *buf) |
| { |
| struct gfs2_meta_header *str = (struct gfs2_meta_header *)buf; |
| |
| str->mh_magic = cpu_to_be32(mh->mh_magic); |
| str->mh_type = cpu_to_be16(mh->mh_type); |
| str->mh_format = cpu_to_be16(mh->mh_format); |
| } |
| |
| void gfs2_meta_header_print(struct gfs2_meta_header *mh) |
| { |
| pv(mh, mh_magic, "0x%.8X"); |
| pv(mh, mh_type, "%u"); |
| pv(mh, mh_format, "%u"); |
| } |
| |
| void gfs2_sb_in(struct gfs2_sb *sb, char *buf) |
| { |
| struct gfs2_sb *str = (struct gfs2_sb *)buf; |
| |
| gfs2_meta_header_in(&sb->sb_header, buf); |
| |
| sb->sb_fs_format = be32_to_cpu(str->sb_fs_format); |
| sb->sb_multihost_format = be32_to_cpu(str->sb_multihost_format); |
| sb->sb_bsize = be32_to_cpu(str->sb_bsize); |
| sb->sb_bsize_shift = be32_to_cpu(str->sb_bsize_shift); |
| |
| gfs2_inum_in(&sb->sb_master_dir, (char *)&str->sb_master_dir); |
| gfs2_inum_in(&sb->sb_root_dir, (char *)&str->sb_root_dir); |
| |
| memcpy(sb->sb_lockproto, str->sb_lockproto, GFS2_LOCKNAME_LEN); |
| memcpy(sb->sb_locktable, str->sb_locktable, GFS2_LOCKNAME_LEN); |
| } |
| |
| void gfs2_sb_print(struct gfs2_sb *sb) |
| { |
| gfs2_meta_header_print(&sb->sb_header); |
| |
| pv(sb, sb_fs_format, "%u"); |
| pv(sb, sb_multihost_format, "%u"); |
| |
| pv(sb, sb_bsize, "%u"); |
| pv(sb, sb_bsize_shift, "%u"); |
| |
| gfs2_inum_print(&sb->sb_master_dir); |
| |
| pv(sb, sb_lockproto, "%s"); |
| pv(sb, sb_locktable, "%s"); |
| } |
| |
| void gfs2_rindex_in(struct gfs2_rindex *ri, char *buf) |
| { |
| struct gfs2_rindex *str = (struct gfs2_rindex *)buf; |
| |
| ri->ri_addr = be64_to_cpu(str->ri_addr); |
| ri->ri_length = be32_to_cpu(str->ri_length); |
| ri->ri_data0 = be64_to_cpu(str->ri_data0); |
| ri->ri_data = be32_to_cpu(str->ri_data); |
| ri->ri_bitbytes = be32_to_cpu(str->ri_bitbytes); |
| |
| } |
| |
| void gfs2_rindex_out(struct gfs2_rindex *ri, char *buf) |
| { |
| struct gfs2_rindex *str = (struct gfs2_rindex *)buf; |
| |
| str->ri_addr = cpu_to_be64(ri->ri_addr); |
| str->ri_length = cpu_to_be32(ri->ri_length); |
| str->__pad = 0; |
| |
| str->ri_data0 = cpu_to_be64(ri->ri_data0); |
| str->ri_data = cpu_to_be32(ri->ri_data); |
| str->ri_bitbytes = cpu_to_be32(ri->ri_bitbytes); |
| memset(str->ri_reserved, 0, sizeof(str->ri_reserved)); |
| } |
| |
| void gfs2_rindex_print(struct gfs2_rindex *ri) |
| { |
| pv(ri, ri_addr, "%llu"); |
| pv(ri, ri_length, "%u"); |
| |
| pv(ri, ri_data0, "%llu"); |
| pv(ri, ri_data, "%u"); |
| |
| pv(ri, ri_bitbytes, "%u"); |
| } |
| |
| void gfs2_rgrp_in(struct gfs2_rgrp *rg, char *buf) |
| { |
| struct gfs2_rgrp *str = (struct gfs2_rgrp *)buf; |
| |
| gfs2_meta_header_in(&rg->rg_header, buf); |
| rg->rg_flags = be32_to_cpu(str->rg_flags); |
| rg->rg_free = be32_to_cpu(str->rg_free); |
| rg->rg_dinodes = be32_to_cpu(str->rg_dinodes); |
| } |
| |
| void gfs2_rgrp_out(struct gfs2_rgrp *rg, char *buf) |
| { |
| struct gfs2_rgrp *str = (struct gfs2_rgrp *)buf; |
| |
| gfs2_meta_header_out(&rg->rg_header, buf); |
| str->rg_flags = cpu_to_be32(rg->rg_flags); |
| str->rg_free = cpu_to_be32(rg->rg_free); |
| str->rg_dinodes = cpu_to_be32(rg->rg_dinodes); |
| |
| memset(&str->rg_reserved, 0, sizeof(str->rg_reserved)); |
| } |
| |
| void gfs2_rgrp_print(struct gfs2_rgrp *rg) |
| { |
| gfs2_meta_header_print(&rg->rg_header); |
| pv(rg, rg_flags, "%u"); |
| pv(rg, rg_free, "%u"); |
| pv(rg, rg_dinodes, "%u"); |
| |
| pa(rg, rg_reserved, 36); |
| } |
| |
| void gfs2_quota_in(struct gfs2_quota *qu, char *buf) |
| { |
| struct gfs2_quota *str = (struct gfs2_quota *)buf; |
| |
| qu->qu_limit = be64_to_cpu(str->qu_limit); |
| qu->qu_warn = be64_to_cpu(str->qu_warn); |
| qu->qu_value = be64_to_cpu(str->qu_value); |
| } |
| |
| void gfs2_quota_out(struct gfs2_quota *qu, char *buf) |
| { |
| struct gfs2_quota *str = (struct gfs2_quota *)buf; |
| |
| str->qu_limit = cpu_to_be64(qu->qu_limit); |
| str->qu_warn = cpu_to_be64(qu->qu_warn); |
| str->qu_value = cpu_to_be64(qu->qu_value); |
| } |
| |
| void gfs2_quota_print(struct gfs2_quota *qu) |
| { |
| pv(qu, qu_limit, "%llu"); |
| pv(qu, qu_warn, "%llu"); |
| pv(qu, qu_value, "%lld"); |
| } |
| |
| void gfs2_dinode_in(struct gfs2_dinode *di, char *buf) |
| { |
| struct gfs2_dinode *str = (struct gfs2_dinode *)buf; |
| |
| gfs2_meta_header_in(&di->di_header, buf); |
| gfs2_inum_in(&di->di_num, (char *)&str->di_num); |
| |
| di->di_mode = be32_to_cpu(str->di_mode); |
| di->di_uid = be32_to_cpu(str->di_uid); |
| di->di_gid = be32_to_cpu(str->di_gid); |
| di->di_nlink = be32_to_cpu(str->di_nlink); |
| di->di_size = be64_to_cpu(str->di_size); |
| di->di_blocks = be64_to_cpu(str->di_blocks); |
| di->di_atime = be64_to_cpu(str->di_atime); |
| di->di_mtime = be64_to_cpu(str->di_mtime); |
| di->di_ctime = be64_to_cpu(str->di_ctime); |
| di->di_major = be32_to_cpu(str->di_major); |
| di->di_minor = be32_to_cpu(str->di_minor); |
| |
| di->di_goal_meta = be64_to_cpu(str->di_goal_meta); |
| di->di_goal_data = be64_to_cpu(str->di_goal_data); |
| |
| di->di_flags = be32_to_cpu(str->di_flags); |
| di->di_payload_format = be32_to_cpu(str->di_payload_format); |
| di->di_height = be16_to_cpu(str->di_height); |
| |
| di->di_depth = be16_to_cpu(str->di_depth); |
| di->di_entries = be32_to_cpu(str->di_entries); |
| |
| di->di_eattr = be64_to_cpu(str->di_eattr); |
| |
| } |
| |
| void gfs2_dinode_out(struct gfs2_dinode *di, char *buf) |
| { |
| struct gfs2_dinode *str = (struct gfs2_dinode *)buf; |
| |
| gfs2_meta_header_out(&di->di_header, buf); |
| gfs2_inum_out(&di->di_num, (char *)&str->di_num); |
| |
| str->di_mode = cpu_to_be32(di->di_mode); |
| str->di_uid = cpu_to_be32(di->di_uid); |
| str->di_gid = cpu_to_be32(di->di_gid); |
| str->di_nlink = cpu_to_be32(di->di_nlink); |
| str->di_size = cpu_to_be64(di->di_size); |
| str->di_blocks = cpu_to_be64(di->di_blocks); |
| str->di_atime = cpu_to_be64(di->di_atime); |
| str->di_mtime = cpu_to_be64(di->di_mtime); |
| str->di_ctime = cpu_to_be64(di->di_ctime); |
| str->di_major = cpu_to_be32(di->di_major); |
| str->di_minor = cpu_to_be32(di->di_minor); |
| |
| str->di_goal_meta = cpu_to_be64(di->di_goal_meta); |
| str->di_goal_data = cpu_to_be64(di->di_goal_data); |
| |
| str->di_flags = cpu_to_be32(di->di_flags); |
| str->di_payload_format = cpu_to_be32(di->di_payload_format); |
| str->di_height = cpu_to_be16(di->di_height); |
| |
| str->di_depth = cpu_to_be16(di->di_depth); |
| str->di_entries = cpu_to_be32(di->di_entries); |
| |
| str->di_eattr = cpu_to_be64(di->di_eattr); |
| |
| } |
| |
| void gfs2_dinode_print(struct gfs2_dinode *di) |
| { |
| gfs2_meta_header_print(&di->di_header); |
| gfs2_inum_print(&di->di_num); |
| |
| pv(di, di_mode, "0%o"); |
| pv(di, di_uid, "%u"); |
| pv(di, di_gid, "%u"); |
| pv(di, di_nlink, "%u"); |
| pv(di, di_size, "%llu"); |
| pv(di, di_blocks, "%llu"); |
| pv(di, di_atime, "%lld"); |
| pv(di, di_mtime, "%lld"); |
| pv(di, di_ctime, "%lld"); |
| pv(di, di_major, "%u"); |
| pv(di, di_minor, "%u"); |
| |
| pv(di, di_goal_meta, "%llu"); |
| pv(di, di_goal_data, "%llu"); |
| |
| pv(di, di_flags, "0x%.8X"); |
| pv(di, di_payload_format, "%u"); |
| pv(di, di_height, "%u"); |
| |
| pv(di, di_depth, "%u"); |
| pv(di, di_entries, "%u"); |
| |
| pv(di, di_eattr, "%llu"); |
| } |
| |
| void gfs2_dirent_print(struct gfs2_dirent *de, char *name) |
| { |
| char buf[GFS2_FNAMESIZE + 1]; |
| |
| gfs2_inum_print(&de->de_inum); |
| pv(de, de_hash, "0x%.8X"); |
| pv(de, de_rec_len, "%u"); |
| pv(de, de_name_len, "%u"); |
| pv(de, de_type, "%u"); |
| |
| memset(buf, 0, GFS2_FNAMESIZE + 1); |
| memcpy(buf, name, de->de_name_len); |
| printk(KERN_INFO " name = %s\n", buf); |
| } |
| |
| void gfs2_leaf_in(struct gfs2_leaf *lf, char *buf) |
| { |
| struct gfs2_leaf *str = (struct gfs2_leaf *)buf; |
| |
| gfs2_meta_header_in(&lf->lf_header, buf); |
| lf->lf_depth = be16_to_cpu(str->lf_depth); |
| lf->lf_entries = be16_to_cpu(str->lf_entries); |
| lf->lf_dirent_format = be32_to_cpu(str->lf_dirent_format); |
| lf->lf_next = be64_to_cpu(str->lf_next); |
| } |
| |
| void gfs2_leaf_print(struct gfs2_leaf *lf) |
| { |
| gfs2_meta_header_print(&lf->lf_header); |
| pv(lf, lf_depth, "%u"); |
| pv(lf, lf_entries, "%u"); |
| pv(lf, lf_dirent_format, "%u"); |
| pv(lf, lf_next, "%llu"); |
| |
| pa(lf, lf_reserved, 32); |
| } |
| |
| void gfs2_ea_header_in(struct gfs2_ea_header *ea, char *buf) |
| { |
| struct gfs2_ea_header *str = (struct gfs2_ea_header *)buf; |
| |
| ea->ea_rec_len = be32_to_cpu(str->ea_rec_len); |
| ea->ea_data_len = be32_to_cpu(str->ea_data_len); |
| ea->ea_name_len = str->ea_name_len; |
| ea->ea_type = str->ea_type; |
| ea->ea_flags = str->ea_flags; |
| ea->ea_num_ptrs = str->ea_num_ptrs; |
| } |
| |
| void gfs2_ea_header_out(struct gfs2_ea_header *ea, char *buf) |
| { |
| struct gfs2_ea_header *str = (struct gfs2_ea_header *)buf; |
| |
| str->ea_rec_len = cpu_to_be32(ea->ea_rec_len); |
| str->ea_data_len = cpu_to_be32(ea->ea_data_len); |
| str->ea_name_len = ea->ea_name_len; |
| str->ea_type = ea->ea_type; |
| str->ea_flags = ea->ea_flags; |
| str->ea_num_ptrs = ea->ea_num_ptrs; |
| str->__pad = 0; |
| } |
| |
| void gfs2_ea_header_print(struct gfs2_ea_header *ea, char *name) |
| { |
| char buf[GFS2_EA_MAX_NAME_LEN + 1]; |
| |
| pv(ea, ea_rec_len, "%u"); |
| pv(ea, ea_data_len, "%u"); |
| pv(ea, ea_name_len, "%u"); |
| pv(ea, ea_type, "%u"); |
| pv(ea, ea_flags, "%u"); |
| pv(ea, ea_num_ptrs, "%u"); |
| |
| memset(buf, 0, GFS2_EA_MAX_NAME_LEN + 1); |
| memcpy(buf, name, ea->ea_name_len); |
| printk(KERN_INFO " name = %s\n", buf); |
| } |
| |
| void gfs2_log_header_in(struct gfs2_log_header *lh, char *buf) |
| { |
| struct gfs2_log_header *str = (struct gfs2_log_header *)buf; |
| |
| gfs2_meta_header_in(&lh->lh_header, buf); |
| lh->lh_sequence = be64_to_cpu(str->lh_sequence); |
| lh->lh_flags = be32_to_cpu(str->lh_flags); |
| lh->lh_tail = be32_to_cpu(str->lh_tail); |
| lh->lh_blkno = be32_to_cpu(str->lh_blkno); |
| lh->lh_hash = be32_to_cpu(str->lh_hash); |
| } |
| |
| void gfs2_log_header_print(struct gfs2_log_header *lh) |
| { |
| gfs2_meta_header_print(&lh->lh_header); |
| pv(lh, lh_sequence, "%llu"); |
| pv(lh, lh_flags, "0x%.8X"); |
| pv(lh, lh_tail, "%u"); |
| pv(lh, lh_blkno, "%u"); |
| pv(lh, lh_hash, "0x%.8X"); |
| } |
| |
| void gfs2_log_descriptor_print(struct gfs2_log_descriptor *ld) |
| { |
| gfs2_meta_header_print(&ld->ld_header); |
| pv(ld, ld_type, "%u"); |
| pv(ld, ld_length, "%u"); |
| pv(ld, ld_data1, "%u"); |
| pv(ld, ld_data2, "%u"); |
| |
| pa(ld, ld_reserved, 32); |
| } |
| |
| void gfs2_inum_range_in(struct gfs2_inum_range *ir, char *buf) |
| { |
| struct gfs2_inum_range *str = (struct gfs2_inum_range *)buf; |
| |
| ir->ir_start = be64_to_cpu(str->ir_start); |
| ir->ir_length = be64_to_cpu(str->ir_length); |
| } |
| |
| void gfs2_inum_range_out(struct gfs2_inum_range *ir, char *buf) |
| { |
| struct gfs2_inum_range *str = (struct gfs2_inum_range *)buf; |
| |
| str->ir_start = cpu_to_be64(ir->ir_start); |
| str->ir_length = cpu_to_be64(ir->ir_length); |
| } |
| |
| void gfs2_inum_range_print(struct gfs2_inum_range *ir) |
| { |
| pv(ir, ir_start, "%llu"); |
| pv(ir, ir_length, "%llu"); |
| } |
| |
| void gfs2_statfs_change_in(struct gfs2_statfs_change *sc, char *buf) |
| { |
| struct gfs2_statfs_change *str = (struct gfs2_statfs_change *)buf; |
| |
| sc->sc_total = be64_to_cpu(str->sc_total); |
| sc->sc_free = be64_to_cpu(str->sc_free); |
| sc->sc_dinodes = be64_to_cpu(str->sc_dinodes); |
| } |
| |
| void gfs2_statfs_change_out(struct gfs2_statfs_change *sc, char *buf) |
| { |
| struct gfs2_statfs_change *str = (struct gfs2_statfs_change *)buf; |
| |
| str->sc_total = cpu_to_be64(sc->sc_total); |
| str->sc_free = cpu_to_be64(sc->sc_free); |
| str->sc_dinodes = cpu_to_be64(sc->sc_dinodes); |
| } |
| |
| void gfs2_statfs_change_print(struct gfs2_statfs_change *sc) |
| { |
| pv(sc, sc_total, "%lld"); |
| pv(sc, sc_free, "%lld"); |
| pv(sc, sc_dinodes, "%lld"); |
| } |
| |
| void gfs2_unlinked_tag_in(struct gfs2_unlinked_tag *ut, char *buf) |
| { |
| struct gfs2_unlinked_tag *str = (struct gfs2_unlinked_tag *)buf; |
| |
| gfs2_inum_in(&ut->ut_inum, buf); |
| ut->ut_flags = be32_to_cpu(str->ut_flags); |
| } |
| |
| void gfs2_unlinked_tag_out(struct gfs2_unlinked_tag *ut, char *buf) |
| { |
| struct gfs2_unlinked_tag *str = (struct gfs2_unlinked_tag *)buf; |
| |
| gfs2_inum_out(&ut->ut_inum, buf); |
| str->ut_flags = cpu_to_be32(ut->ut_flags); |
| str->__pad = 0; |
| } |
| |
| void gfs2_unlinked_tag_print(struct gfs2_unlinked_tag *ut) |
| { |
| gfs2_inum_print(&ut->ut_inum); |
| pv(ut, ut_flags, "%u"); |
| } |
| |
| void gfs2_quota_change_in(struct gfs2_quota_change *qc, char *buf) |
| { |
| struct gfs2_quota_change *str = (struct gfs2_quota_change *)buf; |
| |
| qc->qc_change = be64_to_cpu(str->qc_change); |
| qc->qc_flags = be32_to_cpu(str->qc_flags); |
| qc->qc_id = be32_to_cpu(str->qc_id); |
| } |
| |
| void gfs2_quota_change_print(struct gfs2_quota_change *qc) |
| { |
| pv(qc, qc_change, "%lld"); |
| pv(qc, qc_flags, "0x%.8X"); |
| pv(qc, qc_id, "%u"); |
| } |
| |
| |
| |