2 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
3 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
5 * This copyrighted material is made available to anyone wishing to use,
6 * modify, copy, or redistribute it subject to the terms and conditions
7 * of the GNU General Public License version 2.
10 #include <linux/slab.h>
11 #include <linux/spinlock.h>
12 #include <linux/completion.h>
13 #include <linux/buffer_head.h>
16 #include <linux/gfs2_ondisk.h>
17 #include <linux/lm_interface.h>
20 #define pv(struct, member, fmt) printk(KERN_INFO " "#member" = "fmt"\n", \
24 * gfs2_xxx_in - read in an xxx struct
25 * first arg: the cpu-order structure
26 * buf: the disk-order buffer
28 * gfs2_xxx_out - write out an xxx struct
29 * first arg: the cpu-order structure
30 * buf: the disk-order buffer
32 * gfs2_xxx_print - print out an xxx struct
33 * first arg: the cpu-order structure
36 void gfs2_inum_out(const struct gfs2_inode *ip, struct gfs2_dirent *dent)
38 dent->de_inum.no_formal_ino = cpu_to_be64(ip->i_no_formal_ino);
39 dent->de_inum.no_addr = cpu_to_be64(ip->i_no_addr);
42 static void gfs2_meta_header_in(struct gfs2_meta_header_host *mh, const void *buf)
44 const struct gfs2_meta_header *str = buf;
46 mh->mh_magic = be32_to_cpu(str->mh_magic);
47 mh->mh_type = be32_to_cpu(str->mh_type);
48 mh->mh_format = be32_to_cpu(str->mh_format);
51 void gfs2_sb_in(struct gfs2_sb_host *sb, const void *buf)
53 const struct gfs2_sb *str = buf;
55 gfs2_meta_header_in(&sb->sb_header, buf);
57 sb->sb_fs_format = be32_to_cpu(str->sb_fs_format);
58 sb->sb_multihost_format = be32_to_cpu(str->sb_multihost_format);
59 sb->sb_bsize = be32_to_cpu(str->sb_bsize);
60 sb->sb_bsize_shift = be32_to_cpu(str->sb_bsize_shift);
61 sb->sb_master_dir.no_addr = be64_to_cpu(str->sb_master_dir.no_addr);
62 sb->sb_master_dir.no_formal_ino = be64_to_cpu(str->sb_master_dir.no_formal_ino);
63 sb->sb_root_dir.no_addr = be64_to_cpu(str->sb_root_dir.no_addr);
64 sb->sb_root_dir.no_formal_ino = be64_to_cpu(str->sb_root_dir.no_formal_ino);
66 memcpy(sb->sb_lockproto, str->sb_lockproto, GFS2_LOCKNAME_LEN);
67 memcpy(sb->sb_locktable, str->sb_locktable, GFS2_LOCKNAME_LEN);
70 void gfs2_rindex_in(struct gfs2_rindex_host *ri, const void *buf)
72 const struct gfs2_rindex *str = buf;
74 ri->ri_addr = be64_to_cpu(str->ri_addr);
75 ri->ri_length = be32_to_cpu(str->ri_length);
76 ri->ri_data0 = be64_to_cpu(str->ri_data0);
77 ri->ri_data = be32_to_cpu(str->ri_data);
78 ri->ri_bitbytes = be32_to_cpu(str->ri_bitbytes);
82 void gfs2_rindex_print(const struct gfs2_rindex_host *ri)
84 printk(KERN_INFO " ri_addr = %llu\n", (unsigned long long)ri->ri_addr);
85 pv(ri, ri_length, "%u");
87 printk(KERN_INFO " ri_data0 = %llu\n", (unsigned long long)ri->ri_data0);
88 pv(ri, ri_data, "%u");
90 pv(ri, ri_bitbytes, "%u");
93 void gfs2_rgrp_in(struct gfs2_rgrp_host *rg, const void *buf)
95 const struct gfs2_rgrp *str = buf;
97 rg->rg_flags = be32_to_cpu(str->rg_flags);
98 rg->rg_free = be32_to_cpu(str->rg_free);
99 rg->rg_dinodes = be32_to_cpu(str->rg_dinodes);
100 rg->rg_igeneration = be64_to_cpu(str->rg_igeneration);
103 void gfs2_rgrp_out(const struct gfs2_rgrp_host *rg, void *buf)
105 struct gfs2_rgrp *str = buf;
107 str->rg_flags = cpu_to_be32(rg->rg_flags);
108 str->rg_free = cpu_to_be32(rg->rg_free);
109 str->rg_dinodes = cpu_to_be32(rg->rg_dinodes);
110 str->__pad = cpu_to_be32(0);
111 str->rg_igeneration = cpu_to_be64(rg->rg_igeneration);
112 memset(&str->rg_reserved, 0, sizeof(str->rg_reserved));
115 void gfs2_quota_in(struct gfs2_quota_host *qu, const void *buf)
117 const struct gfs2_quota *str = buf;
119 qu->qu_limit = be64_to_cpu(str->qu_limit);
120 qu->qu_warn = be64_to_cpu(str->qu_warn);
121 qu->qu_value = be64_to_cpu(str->qu_value);
124 void gfs2_quota_out(const struct gfs2_quota_host *qu, void *buf)
126 struct gfs2_quota *str = buf;
128 str->qu_limit = cpu_to_be64(qu->qu_limit);
129 str->qu_warn = cpu_to_be64(qu->qu_warn);
130 str->qu_value = cpu_to_be64(qu->qu_value);
131 memset(&str->qu_reserved, 0, sizeof(str->qu_reserved));
134 void gfs2_dinode_out(const struct gfs2_inode *ip, void *buf)
136 const struct gfs2_dinode_host *di = &ip->i_di;
137 struct gfs2_dinode *str = buf;
139 str->di_header.mh_magic = cpu_to_be32(GFS2_MAGIC);
140 str->di_header.mh_type = cpu_to_be32(GFS2_METATYPE_DI);
141 str->di_header.__pad0 = 0;
142 str->di_header.mh_format = cpu_to_be32(GFS2_FORMAT_DI);
143 str->di_header.__pad1 = 0;
144 str->di_num.no_addr = cpu_to_be64(ip->i_no_addr);
145 str->di_num.no_formal_ino = cpu_to_be64(ip->i_no_formal_ino);
146 str->di_mode = cpu_to_be32(ip->i_inode.i_mode);
147 str->di_uid = cpu_to_be32(ip->i_inode.i_uid);
148 str->di_gid = cpu_to_be32(ip->i_inode.i_gid);
149 str->di_nlink = cpu_to_be32(ip->i_inode.i_nlink);
150 str->di_size = cpu_to_be64(di->di_size);
151 str->di_blocks = cpu_to_be64(di->di_blocks);
152 str->di_atime = cpu_to_be64(ip->i_inode.i_atime.tv_sec);
153 str->di_mtime = cpu_to_be64(ip->i_inode.i_mtime.tv_sec);
154 str->di_ctime = cpu_to_be64(ip->i_inode.i_ctime.tv_sec);
156 str->di_goal_meta = cpu_to_be64(di->di_goal_meta);
157 str->di_goal_data = cpu_to_be64(di->di_goal_data);
158 str->di_generation = cpu_to_be64(di->di_generation);
160 str->di_flags = cpu_to_be32(di->di_flags);
161 str->di_height = cpu_to_be16(di->di_height);
162 str->di_payload_format = cpu_to_be32(S_ISDIR(ip->i_inode.i_mode) &&
163 !(ip->i_di.di_flags & GFS2_DIF_EXHASH) ?
165 str->di_depth = cpu_to_be16(di->di_depth);
166 str->di_entries = cpu_to_be32(di->di_entries);
168 str->di_eattr = cpu_to_be64(di->di_eattr);
171 void gfs2_dinode_print(const struct gfs2_inode *ip)
173 const struct gfs2_dinode_host *di = &ip->i_di;
175 printk(KERN_INFO " no_formal_ino = %llu\n", (unsigned long long)ip->i_no_formal_ino);
176 printk(KERN_INFO " no_addr = %llu\n", (unsigned long long)ip->i_no_addr);
178 printk(KERN_INFO " di_size = %llu\n", (unsigned long long)di->di_size);
179 printk(KERN_INFO " di_blocks = %llu\n", (unsigned long long)di->di_blocks);
180 printk(KERN_INFO " di_goal_meta = %llu\n", (unsigned long long)di->di_goal_meta);
181 printk(KERN_INFO " di_goal_data = %llu\n", (unsigned long long)di->di_goal_data);
183 pv(di, di_flags, "0x%.8X");
184 pv(di, di_height, "%u");
186 pv(di, di_depth, "%u");
187 pv(di, di_entries, "%u");
189 printk(KERN_INFO " di_eattr = %llu\n", (unsigned long long)di->di_eattr);
192 void gfs2_log_header_in(struct gfs2_log_header_host *lh, const void *buf)
194 const struct gfs2_log_header *str = buf;
196 gfs2_meta_header_in(&lh->lh_header, buf);
197 lh->lh_sequence = be64_to_cpu(str->lh_sequence);
198 lh->lh_flags = be32_to_cpu(str->lh_flags);
199 lh->lh_tail = be32_to_cpu(str->lh_tail);
200 lh->lh_blkno = be32_to_cpu(str->lh_blkno);
201 lh->lh_hash = be32_to_cpu(str->lh_hash);
204 void gfs2_inum_range_in(struct gfs2_inum_range_host *ir, const void *buf)
206 const struct gfs2_inum_range *str = buf;
208 ir->ir_start = be64_to_cpu(str->ir_start);
209 ir->ir_length = be64_to_cpu(str->ir_length);
212 void gfs2_inum_range_out(const struct gfs2_inum_range_host *ir, void *buf)
214 struct gfs2_inum_range *str = buf;
216 str->ir_start = cpu_to_be64(ir->ir_start);
217 str->ir_length = cpu_to_be64(ir->ir_length);
220 void gfs2_statfs_change_in(struct gfs2_statfs_change_host *sc, const void *buf)
222 const struct gfs2_statfs_change *str = buf;
224 sc->sc_total = be64_to_cpu(str->sc_total);
225 sc->sc_free = be64_to_cpu(str->sc_free);
226 sc->sc_dinodes = be64_to_cpu(str->sc_dinodes);
229 void gfs2_statfs_change_out(const struct gfs2_statfs_change_host *sc, void *buf)
231 struct gfs2_statfs_change *str = buf;
233 str->sc_total = cpu_to_be64(sc->sc_total);
234 str->sc_free = cpu_to_be64(sc->sc_free);
235 str->sc_dinodes = cpu_to_be64(sc->sc_dinodes);
238 void gfs2_quota_change_in(struct gfs2_quota_change_host *qc, const void *buf)
240 const struct gfs2_quota_change *str = buf;
242 qc->qc_change = be64_to_cpu(str->qc_change);
243 qc->qc_flags = be32_to_cpu(str->qc_flags);
244 qc->qc_id = be32_to_cpu(str->qc_id);