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", \
22 #define pa(struct, member, count) print_array(#member, struct->member, count);
25 * print_array - Print out an array of bytes
26 * @title: what to print before the array
28 * @count: the number of bytes
32 static void print_array(char *title, char *buf, int count)
36 printk(KERN_INFO " %s =\n" KERN_INFO, title);
37 for (x = 0; x < count; x++) {
38 printk("%.2X ", (unsigned char)buf[x]);
40 printk("\n" KERN_INFO);
47 * gfs2_xxx_in - read in an xxx struct
48 * first arg: the cpu-order structure
49 * buf: the disk-order buffer
51 * gfs2_xxx_out - write out an xxx struct
52 * first arg: the cpu-order structure
53 * buf: the disk-order buffer
55 * gfs2_xxx_print - print out an xxx struct
56 * first arg: the cpu-order structure
59 void gfs2_inum_in(struct gfs2_inum *no, char *buf)
61 struct gfs2_inum *str = (struct gfs2_inum *)buf;
63 no->no_formal_ino = be64_to_cpu(str->no_formal_ino);
64 no->no_addr = be64_to_cpu(str->no_addr);
67 void gfs2_inum_out(const struct gfs2_inum *no, char *buf)
69 struct gfs2_inum *str = (struct gfs2_inum *)buf;
71 str->no_formal_ino = cpu_to_be64(no->no_formal_ino);
72 str->no_addr = cpu_to_be64(no->no_addr);
75 void gfs2_inum_print(struct gfs2_inum *no)
77 pv(no, no_formal_ino, "%llu");
78 pv(no, no_addr, "%llu");
81 static void gfs2_meta_header_in(struct gfs2_meta_header *mh, char *buf)
83 struct gfs2_meta_header *str = (struct gfs2_meta_header *)buf;
85 mh->mh_magic = be32_to_cpu(str->mh_magic);
86 mh->mh_type = be16_to_cpu(str->mh_type);
87 mh->mh_format = be16_to_cpu(str->mh_format);
90 static void gfs2_meta_header_out(struct gfs2_meta_header *mh, char *buf)
92 struct gfs2_meta_header *str = (struct gfs2_meta_header *)buf;
94 str->mh_magic = cpu_to_be32(mh->mh_magic);
95 str->mh_type = cpu_to_be16(mh->mh_type);
96 str->mh_format = cpu_to_be16(mh->mh_format);
99 void gfs2_meta_header_print(struct gfs2_meta_header *mh)
101 pv(mh, mh_magic, "0x%.8X");
102 pv(mh, mh_type, "%u");
103 pv(mh, mh_format, "%u");
106 void gfs2_sb_in(struct gfs2_sb *sb, char *buf)
108 struct gfs2_sb *str = (struct gfs2_sb *)buf;
110 gfs2_meta_header_in(&sb->sb_header, buf);
112 sb->sb_fs_format = be32_to_cpu(str->sb_fs_format);
113 sb->sb_multihost_format = be32_to_cpu(str->sb_multihost_format);
114 sb->sb_bsize = be32_to_cpu(str->sb_bsize);
115 sb->sb_bsize_shift = be32_to_cpu(str->sb_bsize_shift);
117 gfs2_inum_in(&sb->sb_master_dir, (char *)&str->sb_master_dir);
118 gfs2_inum_in(&sb->sb_root_dir, (char *)&str->sb_root_dir);
120 memcpy(sb->sb_lockproto, str->sb_lockproto, GFS2_LOCKNAME_LEN);
121 memcpy(sb->sb_locktable, str->sb_locktable, GFS2_LOCKNAME_LEN);
124 void gfs2_sb_print(struct gfs2_sb *sb)
126 gfs2_meta_header_print(&sb->sb_header);
128 pv(sb, sb_fs_format, "%u");
129 pv(sb, sb_multihost_format, "%u");
131 pv(sb, sb_bsize, "%u");
132 pv(sb, sb_bsize_shift, "%u");
134 gfs2_inum_print(&sb->sb_master_dir);
136 pv(sb, sb_lockproto, "%s");
137 pv(sb, sb_locktable, "%s");
140 void gfs2_rindex_in(struct gfs2_rindex *ri, char *buf)
142 struct gfs2_rindex *str = (struct gfs2_rindex *)buf;
144 ri->ri_addr = be64_to_cpu(str->ri_addr);
145 ri->ri_length = be32_to_cpu(str->ri_length);
146 ri->ri_data0 = be64_to_cpu(str->ri_data0);
147 ri->ri_data = be32_to_cpu(str->ri_data);
148 ri->ri_bitbytes = be32_to_cpu(str->ri_bitbytes);
152 void gfs2_rindex_out(struct gfs2_rindex *ri, char *buf)
154 struct gfs2_rindex *str = (struct gfs2_rindex *)buf;
156 str->ri_addr = cpu_to_be64(ri->ri_addr);
157 str->ri_length = cpu_to_be32(ri->ri_length);
160 str->ri_data0 = cpu_to_be64(ri->ri_data0);
161 str->ri_data = cpu_to_be32(ri->ri_data);
162 str->ri_bitbytes = cpu_to_be32(ri->ri_bitbytes);
163 memset(str->ri_reserved, 0, sizeof(str->ri_reserved));
166 void gfs2_rindex_print(struct gfs2_rindex *ri)
168 pv(ri, ri_addr, "%llu");
169 pv(ri, ri_length, "%u");
171 pv(ri, ri_data0, "%llu");
172 pv(ri, ri_data, "%u");
174 pv(ri, ri_bitbytes, "%u");
177 void gfs2_rgrp_in(struct gfs2_rgrp *rg, char *buf)
179 struct gfs2_rgrp *str = (struct gfs2_rgrp *)buf;
181 gfs2_meta_header_in(&rg->rg_header, buf);
182 rg->rg_flags = be32_to_cpu(str->rg_flags);
183 rg->rg_free = be32_to_cpu(str->rg_free);
184 rg->rg_dinodes = be32_to_cpu(str->rg_dinodes);
187 void gfs2_rgrp_out(struct gfs2_rgrp *rg, char *buf)
189 struct gfs2_rgrp *str = (struct gfs2_rgrp *)buf;
191 gfs2_meta_header_out(&rg->rg_header, buf);
192 str->rg_flags = cpu_to_be32(rg->rg_flags);
193 str->rg_free = cpu_to_be32(rg->rg_free);
194 str->rg_dinodes = cpu_to_be32(rg->rg_dinodes);
196 memset(&str->rg_reserved, 0, sizeof(str->rg_reserved));
199 void gfs2_rgrp_print(struct gfs2_rgrp *rg)
201 gfs2_meta_header_print(&rg->rg_header);
202 pv(rg, rg_flags, "%u");
203 pv(rg, rg_free, "%u");
204 pv(rg, rg_dinodes, "%u");
206 pa(rg, rg_reserved, 36);
209 void gfs2_quota_in(struct gfs2_quota *qu, char *buf)
211 struct gfs2_quota *str = (struct gfs2_quota *)buf;
213 qu->qu_limit = be64_to_cpu(str->qu_limit);
214 qu->qu_warn = be64_to_cpu(str->qu_warn);
215 qu->qu_value = be64_to_cpu(str->qu_value);
218 void gfs2_quota_out(struct gfs2_quota *qu, char *buf)
220 struct gfs2_quota *str = (struct gfs2_quota *)buf;
222 str->qu_limit = cpu_to_be64(qu->qu_limit);
223 str->qu_warn = cpu_to_be64(qu->qu_warn);
224 str->qu_value = cpu_to_be64(qu->qu_value);
227 void gfs2_quota_print(struct gfs2_quota *qu)
229 pv(qu, qu_limit, "%llu");
230 pv(qu, qu_warn, "%llu");
231 pv(qu, qu_value, "%lld");
234 void gfs2_dinode_in(struct gfs2_dinode *di, char *buf)
236 struct gfs2_dinode *str = (struct gfs2_dinode *)buf;
238 gfs2_meta_header_in(&di->di_header, buf);
239 gfs2_inum_in(&di->di_num, (char *)&str->di_num);
241 di->di_mode = be32_to_cpu(str->di_mode);
242 di->di_uid = be32_to_cpu(str->di_uid);
243 di->di_gid = be32_to_cpu(str->di_gid);
244 di->di_nlink = be32_to_cpu(str->di_nlink);
245 di->di_size = be64_to_cpu(str->di_size);
246 di->di_blocks = be64_to_cpu(str->di_blocks);
247 di->di_atime = be64_to_cpu(str->di_atime);
248 di->di_mtime = be64_to_cpu(str->di_mtime);
249 di->di_ctime = be64_to_cpu(str->di_ctime);
250 di->di_major = be32_to_cpu(str->di_major);
251 di->di_minor = be32_to_cpu(str->di_minor);
253 di->di_goal_meta = be64_to_cpu(str->di_goal_meta);
254 di->di_goal_data = be64_to_cpu(str->di_goal_data);
256 di->di_flags = be32_to_cpu(str->di_flags);
257 di->di_payload_format = be32_to_cpu(str->di_payload_format);
258 di->di_height = be16_to_cpu(str->di_height);
260 di->di_depth = be16_to_cpu(str->di_depth);
261 di->di_entries = be32_to_cpu(str->di_entries);
263 di->di_eattr = be64_to_cpu(str->di_eattr);
267 void gfs2_dinode_out(struct gfs2_dinode *di, char *buf)
269 struct gfs2_dinode *str = (struct gfs2_dinode *)buf;
271 gfs2_meta_header_out(&di->di_header, buf);
272 gfs2_inum_out(&di->di_num, (char *)&str->di_num);
274 str->di_mode = cpu_to_be32(di->di_mode);
275 str->di_uid = cpu_to_be32(di->di_uid);
276 str->di_gid = cpu_to_be32(di->di_gid);
277 str->di_nlink = cpu_to_be32(di->di_nlink);
278 str->di_size = cpu_to_be64(di->di_size);
279 str->di_blocks = cpu_to_be64(di->di_blocks);
280 str->di_atime = cpu_to_be64(di->di_atime);
281 str->di_mtime = cpu_to_be64(di->di_mtime);
282 str->di_ctime = cpu_to_be64(di->di_ctime);
283 str->di_major = cpu_to_be32(di->di_major);
284 str->di_minor = cpu_to_be32(di->di_minor);
286 str->di_goal_meta = cpu_to_be64(di->di_goal_meta);
287 str->di_goal_data = cpu_to_be64(di->di_goal_data);
289 str->di_flags = cpu_to_be32(di->di_flags);
290 str->di_payload_format = cpu_to_be32(di->di_payload_format);
291 str->di_height = cpu_to_be16(di->di_height);
293 str->di_depth = cpu_to_be16(di->di_depth);
294 str->di_entries = cpu_to_be32(di->di_entries);
296 str->di_eattr = cpu_to_be64(di->di_eattr);
300 void gfs2_dinode_print(struct gfs2_dinode *di)
302 gfs2_meta_header_print(&di->di_header);
303 gfs2_inum_print(&di->di_num);
305 pv(di, di_mode, "0%o");
306 pv(di, di_uid, "%u");
307 pv(di, di_gid, "%u");
308 pv(di, di_nlink, "%u");
309 pv(di, di_size, "%llu");
310 pv(di, di_blocks, "%llu");
311 pv(di, di_atime, "%lld");
312 pv(di, di_mtime, "%lld");
313 pv(di, di_ctime, "%lld");
314 pv(di, di_major, "%u");
315 pv(di, di_minor, "%u");
317 pv(di, di_goal_meta, "%llu");
318 pv(di, di_goal_data, "%llu");
320 pv(di, di_flags, "0x%.8X");
321 pv(di, di_payload_format, "%u");
322 pv(di, di_height, "%u");
324 pv(di, di_depth, "%u");
325 pv(di, di_entries, "%u");
327 pv(di, di_eattr, "%llu");
330 void gfs2_dirent_print(struct gfs2_dirent *de, char *name)
332 char buf[GFS2_FNAMESIZE + 1];
334 gfs2_inum_print(&de->de_inum);
335 pv(de, de_hash, "0x%.8X");
336 pv(de, de_rec_len, "%u");
337 pv(de, de_name_len, "%u");
338 pv(de, de_type, "%u");
340 memset(buf, 0, GFS2_FNAMESIZE + 1);
341 memcpy(buf, name, de->de_name_len);
342 printk(KERN_INFO " name = %s\n", buf);
345 void gfs2_leaf_print(struct gfs2_leaf *lf)
347 gfs2_meta_header_print(&lf->lf_header);
348 pv(lf, lf_depth, "%u");
349 pv(lf, lf_entries, "%u");
350 pv(lf, lf_dirent_format, "%u");
351 pv(lf, lf_next, "%llu");
353 pa(lf, lf_reserved, 32);
356 void gfs2_ea_header_in(struct gfs2_ea_header *ea, char *buf)
358 struct gfs2_ea_header *str = (struct gfs2_ea_header *)buf;
360 ea->ea_rec_len = be32_to_cpu(str->ea_rec_len);
361 ea->ea_data_len = be32_to_cpu(str->ea_data_len);
362 ea->ea_name_len = str->ea_name_len;
363 ea->ea_type = str->ea_type;
364 ea->ea_flags = str->ea_flags;
365 ea->ea_num_ptrs = str->ea_num_ptrs;
368 void gfs2_ea_header_out(struct gfs2_ea_header *ea, char *buf)
370 struct gfs2_ea_header *str = (struct gfs2_ea_header *)buf;
372 str->ea_rec_len = cpu_to_be32(ea->ea_rec_len);
373 str->ea_data_len = cpu_to_be32(ea->ea_data_len);
374 str->ea_name_len = ea->ea_name_len;
375 str->ea_type = ea->ea_type;
376 str->ea_flags = ea->ea_flags;
377 str->ea_num_ptrs = ea->ea_num_ptrs;
381 void gfs2_ea_header_print(struct gfs2_ea_header *ea, char *name)
383 char buf[GFS2_EA_MAX_NAME_LEN + 1];
385 pv(ea, ea_rec_len, "%u");
386 pv(ea, ea_data_len, "%u");
387 pv(ea, ea_name_len, "%u");
388 pv(ea, ea_type, "%u");
389 pv(ea, ea_flags, "%u");
390 pv(ea, ea_num_ptrs, "%u");
392 memset(buf, 0, GFS2_EA_MAX_NAME_LEN + 1);
393 memcpy(buf, name, ea->ea_name_len);
394 printk(KERN_INFO " name = %s\n", buf);
397 void gfs2_log_header_in(struct gfs2_log_header *lh, char *buf)
399 struct gfs2_log_header *str = (struct gfs2_log_header *)buf;
401 gfs2_meta_header_in(&lh->lh_header, buf);
402 lh->lh_sequence = be64_to_cpu(str->lh_sequence);
403 lh->lh_flags = be32_to_cpu(str->lh_flags);
404 lh->lh_tail = be32_to_cpu(str->lh_tail);
405 lh->lh_blkno = be32_to_cpu(str->lh_blkno);
406 lh->lh_hash = be32_to_cpu(str->lh_hash);
409 void gfs2_log_header_print(struct gfs2_log_header *lh)
411 gfs2_meta_header_print(&lh->lh_header);
412 pv(lh, lh_sequence, "%llu");
413 pv(lh, lh_flags, "0x%.8X");
414 pv(lh, lh_tail, "%u");
415 pv(lh, lh_blkno, "%u");
416 pv(lh, lh_hash, "0x%.8X");
419 void gfs2_log_descriptor_print(struct gfs2_log_descriptor *ld)
421 gfs2_meta_header_print(&ld->ld_header);
422 pv(ld, ld_type, "%u");
423 pv(ld, ld_length, "%u");
424 pv(ld, ld_data1, "%u");
425 pv(ld, ld_data2, "%u");
427 pa(ld, ld_reserved, 32);
430 void gfs2_inum_range_in(struct gfs2_inum_range *ir, char *buf)
432 struct gfs2_inum_range *str = (struct gfs2_inum_range *)buf;
434 ir->ir_start = be64_to_cpu(str->ir_start);
435 ir->ir_length = be64_to_cpu(str->ir_length);
438 void gfs2_inum_range_out(struct gfs2_inum_range *ir, char *buf)
440 struct gfs2_inum_range *str = (struct gfs2_inum_range *)buf;
442 str->ir_start = cpu_to_be64(ir->ir_start);
443 str->ir_length = cpu_to_be64(ir->ir_length);
446 void gfs2_inum_range_print(struct gfs2_inum_range *ir)
448 pv(ir, ir_start, "%llu");
449 pv(ir, ir_length, "%llu");
452 void gfs2_statfs_change_in(struct gfs2_statfs_change *sc, char *buf)
454 struct gfs2_statfs_change *str = (struct gfs2_statfs_change *)buf;
456 sc->sc_total = be64_to_cpu(str->sc_total);
457 sc->sc_free = be64_to_cpu(str->sc_free);
458 sc->sc_dinodes = be64_to_cpu(str->sc_dinodes);
461 void gfs2_statfs_change_out(struct gfs2_statfs_change *sc, char *buf)
463 struct gfs2_statfs_change *str = (struct gfs2_statfs_change *)buf;
465 str->sc_total = cpu_to_be64(sc->sc_total);
466 str->sc_free = cpu_to_be64(sc->sc_free);
467 str->sc_dinodes = cpu_to_be64(sc->sc_dinodes);
470 void gfs2_statfs_change_print(struct gfs2_statfs_change *sc)
472 pv(sc, sc_total, "%lld");
473 pv(sc, sc_free, "%lld");
474 pv(sc, sc_dinodes, "%lld");
477 void gfs2_unlinked_tag_in(struct gfs2_unlinked_tag *ut, char *buf)
479 struct gfs2_unlinked_tag *str = (struct gfs2_unlinked_tag *)buf;
481 gfs2_inum_in(&ut->ut_inum, buf);
482 ut->ut_flags = be32_to_cpu(str->ut_flags);
485 void gfs2_unlinked_tag_out(struct gfs2_unlinked_tag *ut, char *buf)
487 struct gfs2_unlinked_tag *str = (struct gfs2_unlinked_tag *)buf;
489 gfs2_inum_out(&ut->ut_inum, buf);
490 str->ut_flags = cpu_to_be32(ut->ut_flags);
494 void gfs2_unlinked_tag_print(struct gfs2_unlinked_tag *ut)
496 gfs2_inum_print(&ut->ut_inum);
497 pv(ut, ut_flags, "%u");
500 void gfs2_quota_change_in(struct gfs2_quota_change *qc, char *buf)
502 struct gfs2_quota_change *str = (struct gfs2_quota_change *)buf;
504 qc->qc_change = be64_to_cpu(str->qc_change);
505 qc->qc_flags = be32_to_cpu(str->qc_flags);
506 qc->qc_id = be32_to_cpu(str->qc_id);
509 void gfs2_quota_change_print(struct gfs2_quota_change *qc)
511 pv(qc, qc_change, "%lld");
512 pv(qc, qc_flags, "0x%.8X");