2 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
3 * Copyright (C) 2004-2005 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 v.2.
10 #include <linux/sched.h>
11 #include <linux/slab.h>
12 #include <linux/spinlock.h>
13 #include <linux/completion.h>
14 #include <linux/buffer_head.h>
15 #include <asm/semaphore.h>
18 #include <linux/gfs2_ondisk.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_in(struct gfs2_inum *no, char *buf)
38 struct gfs2_inum *str = (struct gfs2_inum *)buf;
40 no->no_formal_ino = be64_to_cpu(str->no_formal_ino);
41 no->no_addr = be64_to_cpu(str->no_addr);
44 void gfs2_inum_out(const struct gfs2_inum *no, char *buf)
46 struct gfs2_inum *str = (struct gfs2_inum *)buf;
48 str->no_formal_ino = cpu_to_be64(no->no_formal_ino);
49 str->no_addr = cpu_to_be64(no->no_addr);
52 static void gfs2_inum_print(struct gfs2_inum *no)
54 pv(no, no_formal_ino, "%llu");
55 pv(no, no_addr, "%llu");
58 static void gfs2_meta_header_in(struct gfs2_meta_header *mh, char *buf)
60 struct gfs2_meta_header *str = (struct gfs2_meta_header *)buf;
62 mh->mh_magic = be32_to_cpu(str->mh_magic);
63 mh->mh_type = be32_to_cpu(str->mh_type);
64 mh->mh_format = be32_to_cpu(str->mh_format);
67 static void gfs2_meta_header_out(struct gfs2_meta_header *mh, char *buf)
69 struct gfs2_meta_header *str = (struct gfs2_meta_header *)buf;
71 str->mh_magic = cpu_to_be32(mh->mh_magic);
72 str->mh_type = cpu_to_be32(mh->mh_type);
73 str->mh_format = cpu_to_be32(mh->mh_format);
76 static void gfs2_meta_header_print(struct gfs2_meta_header *mh)
78 pv(mh, mh_magic, "0x%.8X");
79 pv(mh, mh_type, "%u");
80 pv(mh, mh_format, "%u");
83 void gfs2_sb_in(struct gfs2_sb *sb, char *buf)
85 struct gfs2_sb *str = (struct gfs2_sb *)buf;
87 gfs2_meta_header_in(&sb->sb_header, buf);
89 sb->sb_fs_format = be32_to_cpu(str->sb_fs_format);
90 sb->sb_multihost_format = be32_to_cpu(str->sb_multihost_format);
91 sb->sb_bsize = be32_to_cpu(str->sb_bsize);
92 sb->sb_bsize_shift = be32_to_cpu(str->sb_bsize_shift);
94 gfs2_inum_in(&sb->sb_master_dir, (char *)&str->sb_master_dir);
95 gfs2_inum_in(&sb->sb_root_dir, (char *)&str->sb_root_dir);
97 memcpy(sb->sb_lockproto, str->sb_lockproto, GFS2_LOCKNAME_LEN);
98 memcpy(sb->sb_locktable, str->sb_locktable, GFS2_LOCKNAME_LEN);
101 void gfs2_rindex_in(struct gfs2_rindex *ri, char *buf)
103 struct gfs2_rindex *str = (struct gfs2_rindex *)buf;
105 ri->ri_addr = be64_to_cpu(str->ri_addr);
106 ri->ri_length = be32_to_cpu(str->ri_length);
107 ri->ri_data0 = be64_to_cpu(str->ri_data0);
108 ri->ri_data = be32_to_cpu(str->ri_data);
109 ri->ri_bitbytes = be32_to_cpu(str->ri_bitbytes);
113 void gfs2_rindex_print(struct gfs2_rindex *ri)
115 pv(ri, ri_addr, "%llu");
116 pv(ri, ri_length, "%u");
118 pv(ri, ri_data0, "%llu");
119 pv(ri, ri_data, "%u");
121 pv(ri, ri_bitbytes, "%u");
124 void gfs2_rgrp_in(struct gfs2_rgrp *rg, char *buf)
126 struct gfs2_rgrp *str = (struct gfs2_rgrp *)buf;
128 gfs2_meta_header_in(&rg->rg_header, buf);
129 rg->rg_flags = be32_to_cpu(str->rg_flags);
130 rg->rg_free = be32_to_cpu(str->rg_free);
131 rg->rg_dinodes = be32_to_cpu(str->rg_dinodes);
134 void gfs2_rgrp_out(struct gfs2_rgrp *rg, char *buf)
136 struct gfs2_rgrp *str = (struct gfs2_rgrp *)buf;
138 gfs2_meta_header_out(&rg->rg_header, buf);
139 str->rg_flags = cpu_to_be32(rg->rg_flags);
140 str->rg_free = cpu_to_be32(rg->rg_free);
141 str->rg_dinodes = cpu_to_be32(rg->rg_dinodes);
143 memset(&str->rg_reserved, 0, sizeof(str->rg_reserved));
146 void gfs2_quota_in(struct gfs2_quota *qu, char *buf)
148 struct gfs2_quota *str = (struct gfs2_quota *)buf;
150 qu->qu_limit = be64_to_cpu(str->qu_limit);
151 qu->qu_warn = be64_to_cpu(str->qu_warn);
152 qu->qu_value = be64_to_cpu(str->qu_value);
155 void gfs2_dinode_in(struct gfs2_dinode *di, char *buf)
157 struct gfs2_dinode *str = (struct gfs2_dinode *)buf;
159 gfs2_meta_header_in(&di->di_header, buf);
160 gfs2_inum_in(&di->di_num, (char *)&str->di_num);
162 di->di_mode = be32_to_cpu(str->di_mode);
163 di->di_uid = be32_to_cpu(str->di_uid);
164 di->di_gid = be32_to_cpu(str->di_gid);
165 di->di_nlink = be32_to_cpu(str->di_nlink);
166 di->di_size = be64_to_cpu(str->di_size);
167 di->di_blocks = be64_to_cpu(str->di_blocks);
168 di->di_atime = be64_to_cpu(str->di_atime);
169 di->di_mtime = be64_to_cpu(str->di_mtime);
170 di->di_ctime = be64_to_cpu(str->di_ctime);
171 di->di_major = be32_to_cpu(str->di_major);
172 di->di_minor = be32_to_cpu(str->di_minor);
174 di->di_goal_meta = be64_to_cpu(str->di_goal_meta);
175 di->di_goal_data = be64_to_cpu(str->di_goal_data);
177 di->di_flags = be32_to_cpu(str->di_flags);
178 di->di_payload_format = be32_to_cpu(str->di_payload_format);
179 di->di_height = be16_to_cpu(str->di_height);
181 di->di_depth = be16_to_cpu(str->di_depth);
182 di->di_entries = be32_to_cpu(str->di_entries);
184 di->di_eattr = be64_to_cpu(str->di_eattr);
188 void gfs2_dinode_out(struct gfs2_dinode *di, char *buf)
190 struct gfs2_dinode *str = (struct gfs2_dinode *)buf;
192 gfs2_meta_header_out(&di->di_header, buf);
193 gfs2_inum_out(&di->di_num, (char *)&str->di_num);
195 str->di_mode = cpu_to_be32(di->di_mode);
196 str->di_uid = cpu_to_be32(di->di_uid);
197 str->di_gid = cpu_to_be32(di->di_gid);
198 str->di_nlink = cpu_to_be32(di->di_nlink);
199 str->di_size = cpu_to_be64(di->di_size);
200 str->di_blocks = cpu_to_be64(di->di_blocks);
201 str->di_atime = cpu_to_be64(di->di_atime);
202 str->di_mtime = cpu_to_be64(di->di_mtime);
203 str->di_ctime = cpu_to_be64(di->di_ctime);
204 str->di_major = cpu_to_be32(di->di_major);
205 str->di_minor = cpu_to_be32(di->di_minor);
207 str->di_goal_meta = cpu_to_be64(di->di_goal_meta);
208 str->di_goal_data = cpu_to_be64(di->di_goal_data);
210 str->di_flags = cpu_to_be32(di->di_flags);
211 str->di_payload_format = cpu_to_be32(di->di_payload_format);
212 str->di_height = cpu_to_be16(di->di_height);
214 str->di_depth = cpu_to_be16(di->di_depth);
215 str->di_entries = cpu_to_be32(di->di_entries);
217 str->di_eattr = cpu_to_be64(di->di_eattr);
221 void gfs2_dinode_print(struct gfs2_dinode *di)
223 gfs2_meta_header_print(&di->di_header);
224 gfs2_inum_print(&di->di_num);
226 pv(di, di_mode, "0%o");
227 pv(di, di_uid, "%u");
228 pv(di, di_gid, "%u");
229 pv(di, di_nlink, "%u");
230 pv(di, di_size, "%llu");
231 pv(di, di_blocks, "%llu");
232 pv(di, di_atime, "%lld");
233 pv(di, di_mtime, "%lld");
234 pv(di, di_ctime, "%lld");
235 pv(di, di_major, "%u");
236 pv(di, di_minor, "%u");
238 pv(di, di_goal_meta, "%llu");
239 pv(di, di_goal_data, "%llu");
241 pv(di, di_flags, "0x%.8X");
242 pv(di, di_payload_format, "%u");
243 pv(di, di_height, "%u");
245 pv(di, di_depth, "%u");
246 pv(di, di_entries, "%u");
248 pv(di, di_eattr, "%llu");
251 void gfs2_log_header_in(struct gfs2_log_header *lh, char *buf)
253 struct gfs2_log_header *str = (struct gfs2_log_header *)buf;
255 gfs2_meta_header_in(&lh->lh_header, buf);
256 lh->lh_sequence = be64_to_cpu(str->lh_sequence);
257 lh->lh_flags = be32_to_cpu(str->lh_flags);
258 lh->lh_tail = be32_to_cpu(str->lh_tail);
259 lh->lh_blkno = be32_to_cpu(str->lh_blkno);
260 lh->lh_hash = be32_to_cpu(str->lh_hash);
263 void gfs2_inum_range_in(struct gfs2_inum_range *ir, char *buf)
265 struct gfs2_inum_range *str = (struct gfs2_inum_range *)buf;
267 ir->ir_start = be64_to_cpu(str->ir_start);
268 ir->ir_length = be64_to_cpu(str->ir_length);
271 void gfs2_inum_range_out(struct gfs2_inum_range *ir, char *buf)
273 struct gfs2_inum_range *str = (struct gfs2_inum_range *)buf;
275 str->ir_start = cpu_to_be64(ir->ir_start);
276 str->ir_length = cpu_to_be64(ir->ir_length);
279 void gfs2_statfs_change_in(struct gfs2_statfs_change *sc, char *buf)
281 struct gfs2_statfs_change *str = (struct gfs2_statfs_change *)buf;
283 sc->sc_total = be64_to_cpu(str->sc_total);
284 sc->sc_free = be64_to_cpu(str->sc_free);
285 sc->sc_dinodes = be64_to_cpu(str->sc_dinodes);
288 void gfs2_statfs_change_out(struct gfs2_statfs_change *sc, char *buf)
290 struct gfs2_statfs_change *str = (struct gfs2_statfs_change *)buf;
292 str->sc_total = cpu_to_be64(sc->sc_total);
293 str->sc_free = cpu_to_be64(sc->sc_free);
294 str->sc_dinodes = cpu_to_be64(sc->sc_dinodes);
297 void gfs2_unlinked_tag_in(struct gfs2_unlinked_tag *ut, char *buf)
299 struct gfs2_unlinked_tag *str = (struct gfs2_unlinked_tag *)buf;
301 gfs2_inum_in(&ut->ut_inum, buf);
302 ut->ut_flags = be32_to_cpu(str->ut_flags);
305 void gfs2_unlinked_tag_out(struct gfs2_unlinked_tag *ut, char *buf)
307 struct gfs2_unlinked_tag *str = (struct gfs2_unlinked_tag *)buf;
309 gfs2_inum_out(&ut->ut_inum, buf);
310 str->ut_flags = cpu_to_be32(ut->ut_flags);
314 void gfs2_quota_change_in(struct gfs2_quota_change *qc, char *buf)
316 struct gfs2_quota_change *str = (struct gfs2_quota_change *)buf;
318 qc->qc_change = be64_to_cpu(str->qc_change);
319 qc->qc_flags = be32_to_cpu(str->qc_flags);
320 qc->qc_id = be32_to_cpu(str->qc_id);