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(" "#member" = "fmt"\n", struct->member);
21 #define pa(struct, member, count) print_array(#member, struct->member, count);
24 * print_array - Print out an array of bytes
25 * @title: what to print before the array
27 * @count: the number of bytes
31 static void print_array(char *title, char *buf, int count)
35 printk(" %s =\n", title);
36 for (x = 0; x < count; x++) {
37 printk("%.2X ", (unsigned char)buf[x]);
46 * gfs2_xxx_in - read in an xxx struct
47 * first arg: the cpu-order structure
48 * buf: the disk-order buffer
50 * gfs2_xxx_out - write out an xxx struct
51 * first arg: the cpu-order structure
52 * buf: the disk-order buffer
54 * gfs2_xxx_print - print out an xxx struct
55 * first arg: the cpu-order structure
58 void gfs2_inum_in(struct gfs2_inum *no, char *buf)
60 struct gfs2_inum *str = (struct gfs2_inum *)buf;
62 no->no_formal_ino = be64_to_cpu(str->no_formal_ino);
63 no->no_addr = be64_to_cpu(str->no_addr);
66 void gfs2_inum_out(struct gfs2_inum *no, char *buf)
68 struct gfs2_inum *str = (struct gfs2_inum *)buf;
70 str->no_formal_ino = cpu_to_be64(no->no_formal_ino);
71 str->no_addr = cpu_to_be64(no->no_addr);
74 void gfs2_inum_print(struct gfs2_inum *no)
76 pv(no, no_formal_ino, "%llu");
77 pv(no, no_addr, "%llu");
80 void gfs2_meta_header_in(struct gfs2_meta_header *mh, char *buf)
82 struct gfs2_meta_header *str = (struct gfs2_meta_header *)buf;
84 mh->mh_magic = be32_to_cpu(str->mh_magic);
85 mh->mh_type = be16_to_cpu(str->mh_type);
86 mh->mh_format = be16_to_cpu(str->mh_format);
89 void gfs2_meta_header_out(struct gfs2_meta_header *mh, char *buf)
91 struct gfs2_meta_header *str = (struct gfs2_meta_header *)buf;
93 str->mh_magic = cpu_to_be32(mh->mh_magic);
94 str->mh_type = cpu_to_be16(mh->mh_type);
95 str->mh_format = cpu_to_be16(mh->mh_format);
98 void gfs2_meta_header_print(struct gfs2_meta_header *mh)
100 pv(mh, mh_magic, "0x%.8X");
101 pv(mh, mh_type, "%u");
102 pv(mh, mh_format, "%u");
105 void gfs2_sb_in(struct gfs2_sb *sb, char *buf)
107 struct gfs2_sb *str = (struct gfs2_sb *)buf;
109 gfs2_meta_header_in(&sb->sb_header, buf);
111 sb->sb_fs_format = be32_to_cpu(str->sb_fs_format);
112 sb->sb_multihost_format = be32_to_cpu(str->sb_multihost_format);
113 sb->sb_bsize = be32_to_cpu(str->sb_bsize);
114 sb->sb_bsize_shift = be32_to_cpu(str->sb_bsize_shift);
116 gfs2_inum_in(&sb->sb_master_dir, (char *)&str->sb_master_dir);
117 gfs2_inum_in(&sb->sb_root_dir, (char *)&str->sb_root_dir);
119 memcpy(sb->sb_lockproto, str->sb_lockproto, GFS2_LOCKNAME_LEN);
120 memcpy(sb->sb_locktable, str->sb_locktable, GFS2_LOCKNAME_LEN);
123 void gfs2_sb_out(struct gfs2_sb *sb, char *buf)
125 struct gfs2_sb *str = (struct gfs2_sb *)buf;
127 gfs2_meta_header_out(&sb->sb_header, buf);
129 str->sb_fs_format = cpu_to_be32(sb->sb_fs_format);
130 str->sb_multihost_format = cpu_to_be32(sb->sb_multihost_format);
131 str->sb_bsize = cpu_to_be32(sb->sb_bsize);
132 str->sb_bsize_shift = cpu_to_be32(sb->sb_bsize_shift);
134 gfs2_inum_out(&sb->sb_master_dir, (char *)&str->sb_master_dir);
135 gfs2_inum_out(&sb->sb_root_dir, (char *)&str->sb_root_dir);
137 memcpy(str->sb_lockproto, sb->sb_lockproto, GFS2_LOCKNAME_LEN);
138 memcpy(str->sb_locktable, sb->sb_locktable, GFS2_LOCKNAME_LEN);
141 void gfs2_sb_print(struct gfs2_sb *sb)
143 gfs2_meta_header_print(&sb->sb_header);
145 pv(sb, sb_fs_format, "%u");
146 pv(sb, sb_multihost_format, "%u");
148 pv(sb, sb_bsize, "%u");
149 pv(sb, sb_bsize_shift, "%u");
151 gfs2_inum_print(&sb->sb_master_dir);
153 pv(sb, sb_lockproto, "%s");
154 pv(sb, sb_locktable, "%s");
157 void gfs2_rindex_in(struct gfs2_rindex *ri, char *buf)
159 struct gfs2_rindex *str = (struct gfs2_rindex *)buf;
161 ri->ri_addr = be64_to_cpu(str->ri_addr);
162 ri->ri_length = be32_to_cpu(str->ri_length);
163 ri->ri_data0 = be64_to_cpu(str->ri_data0);
164 ri->ri_data = be32_to_cpu(str->ri_data);
165 ri->ri_bitbytes = be32_to_cpu(str->ri_bitbytes);
169 void gfs2_rindex_out(struct gfs2_rindex *ri, char *buf)
171 struct gfs2_rindex *str = (struct gfs2_rindex *)buf;
173 str->ri_addr = cpu_to_be64(ri->ri_addr);
174 str->ri_length = cpu_to_be32(ri->ri_length);
177 str->ri_data0 = cpu_to_be64(ri->ri_data0);
178 str->ri_data = cpu_to_be32(ri->ri_data);
179 str->ri_bitbytes = cpu_to_be32(ri->ri_bitbytes);
180 memset(str->ri_reserved, 0, sizeof(str->ri_reserved));
183 void gfs2_rindex_print(struct gfs2_rindex *ri)
185 pv(ri, ri_addr, "%llu");
186 pv(ri, ri_length, "%u");
188 pv(ri, ri_data0, "%llu");
189 pv(ri, ri_data, "%u");
191 pv(ri, ri_bitbytes, "%u");
194 void gfs2_rgrp_in(struct gfs2_rgrp *rg, char *buf)
196 struct gfs2_rgrp *str = (struct gfs2_rgrp *)buf;
198 gfs2_meta_header_in(&rg->rg_header, buf);
199 rg->rg_flags = be32_to_cpu(str->rg_flags);
200 rg->rg_free = be32_to_cpu(str->rg_free);
201 rg->rg_dinodes = be32_to_cpu(str->rg_dinodes);
204 void gfs2_rgrp_out(struct gfs2_rgrp *rg, char *buf)
206 struct gfs2_rgrp *str = (struct gfs2_rgrp *)buf;
208 gfs2_meta_header_out(&rg->rg_header, buf);
209 str->rg_flags = cpu_to_be32(rg->rg_flags);
210 str->rg_free = cpu_to_be32(rg->rg_free);
211 str->rg_dinodes = cpu_to_be32(rg->rg_dinodes);
213 memset(&str->rg_reserved, 0, sizeof(str->rg_reserved));
216 void gfs2_rgrp_print(struct gfs2_rgrp *rg)
218 gfs2_meta_header_print(&rg->rg_header);
219 pv(rg, rg_flags, "%u");
220 pv(rg, rg_free, "%u");
221 pv(rg, rg_dinodes, "%u");
223 pa(rg, rg_reserved, 36);
226 void gfs2_quota_in(struct gfs2_quota *qu, char *buf)
228 struct gfs2_quota *str = (struct gfs2_quota *)buf;
230 qu->qu_limit = be64_to_cpu(str->qu_limit);
231 qu->qu_warn = be64_to_cpu(str->qu_warn);
232 qu->qu_value = be64_to_cpu(str->qu_value);
235 void gfs2_quota_out(struct gfs2_quota *qu, char *buf)
237 struct gfs2_quota *str = (struct gfs2_quota *)buf;
239 str->qu_limit = cpu_to_be64(qu->qu_limit);
240 str->qu_warn = cpu_to_be64(qu->qu_warn);
241 str->qu_value = cpu_to_be64(qu->qu_value);
244 void gfs2_quota_print(struct gfs2_quota *qu)
246 pv(qu, qu_limit, "%llu");
247 pv(qu, qu_warn, "%llu");
248 pv(qu, qu_value, "%lld");
251 void gfs2_dinode_in(struct gfs2_dinode *di, char *buf)
253 struct gfs2_dinode *str = (struct gfs2_dinode *)buf;
255 gfs2_meta_header_in(&di->di_header, buf);
256 gfs2_inum_in(&di->di_num, (char *)&str->di_num);
258 di->di_mode = be32_to_cpu(str->di_mode);
259 di->di_uid = be32_to_cpu(str->di_uid);
260 di->di_gid = be32_to_cpu(str->di_gid);
261 di->di_nlink = be32_to_cpu(str->di_nlink);
262 di->di_size = be64_to_cpu(str->di_size);
263 di->di_blocks = be64_to_cpu(str->di_blocks);
264 di->di_atime = be64_to_cpu(str->di_atime);
265 di->di_mtime = be64_to_cpu(str->di_mtime);
266 di->di_ctime = be64_to_cpu(str->di_ctime);
267 di->di_major = be32_to_cpu(str->di_major);
268 di->di_minor = be32_to_cpu(str->di_minor);
270 di->di_goal_meta = be64_to_cpu(str->di_goal_meta);
271 di->di_goal_data = be64_to_cpu(str->di_goal_data);
273 di->di_flags = be32_to_cpu(str->di_flags);
274 di->di_payload_format = be32_to_cpu(str->di_payload_format);
275 di->di_height = be16_to_cpu(str->di_height);
277 di->di_depth = be16_to_cpu(str->di_depth);
278 di->di_entries = be32_to_cpu(str->di_entries);
280 di->di_eattr = be64_to_cpu(str->di_eattr);
284 void gfs2_dinode_out(struct gfs2_dinode *di, char *buf)
286 struct gfs2_dinode *str = (struct gfs2_dinode *)buf;
288 gfs2_meta_header_out(&di->di_header, buf);
289 gfs2_inum_out(&di->di_num, (char *)&str->di_num);
291 str->di_mode = cpu_to_be32(di->di_mode);
292 str->di_uid = cpu_to_be32(di->di_uid);
293 str->di_gid = cpu_to_be32(di->di_gid);
294 str->di_nlink = cpu_to_be32(di->di_nlink);
295 str->di_size = cpu_to_be64(di->di_size);
296 str->di_blocks = cpu_to_be64(di->di_blocks);
297 str->di_atime = cpu_to_be64(di->di_atime);
298 str->di_mtime = cpu_to_be64(di->di_mtime);
299 str->di_ctime = cpu_to_be64(di->di_ctime);
300 str->di_major = cpu_to_be32(di->di_major);
301 str->di_minor = cpu_to_be32(di->di_minor);
303 str->di_goal_meta = cpu_to_be64(di->di_goal_meta);
304 str->di_goal_data = cpu_to_be64(di->di_goal_data);
306 str->di_flags = cpu_to_be32(di->di_flags);
307 str->di_payload_format = cpu_to_be32(di->di_payload_format);
308 str->di_height = cpu_to_be16(di->di_height);
310 str->di_depth = cpu_to_be16(di->di_depth);
311 str->di_entries = cpu_to_be32(di->di_entries);
313 str->di_eattr = cpu_to_be64(di->di_eattr);
317 void gfs2_dinode_print(struct gfs2_dinode *di)
319 gfs2_meta_header_print(&di->di_header);
320 gfs2_inum_print(&di->di_num);
322 pv(di, di_mode, "0%o");
323 pv(di, di_uid, "%u");
324 pv(di, di_gid, "%u");
325 pv(di, di_nlink, "%u");
326 pv(di, di_size, "%llu");
327 pv(di, di_blocks, "%llu");
328 pv(di, di_atime, "%lld");
329 pv(di, di_mtime, "%lld");
330 pv(di, di_ctime, "%lld");
331 pv(di, di_major, "%u");
332 pv(di, di_minor, "%u");
334 pv(di, di_goal_meta, "%llu");
335 pv(di, di_goal_data, "%llu");
337 pv(di, di_flags, "0x%.8X");
338 pv(di, di_payload_format, "%u");
339 pv(di, di_height, "%u");
341 pv(di, di_depth, "%u");
342 pv(di, di_entries, "%u");
344 pv(di, di_eattr, "%llu");
347 void gfs2_dirent_in(struct gfs2_dirent *de, char *buf)
349 struct gfs2_dirent *str = (struct gfs2_dirent *)buf;
351 gfs2_inum_in(&de->de_inum, buf);
352 de->de_hash = be32_to_cpu(str->de_hash);
353 de->de_rec_len = be32_to_cpu(str->de_rec_len);
354 de->de_name_len = str->de_name_len;
355 de->de_type = str->de_type;
358 void gfs2_dirent_out(struct gfs2_dirent *de, char *buf)
360 struct gfs2_dirent *str = (struct gfs2_dirent *)buf;
362 gfs2_inum_out(&de->de_inum, buf);
363 str->de_hash = cpu_to_be32(de->de_hash);
364 str->de_rec_len = cpu_to_be32(de->de_rec_len);
365 str->de_name_len = de->de_name_len;
366 str->de_type = de->de_type;
371 void gfs2_dirent_print(struct gfs2_dirent *de, char *name)
373 char buf[GFS2_FNAMESIZE + 1];
375 gfs2_inum_print(&de->de_inum);
376 pv(de, de_hash, "0x%.8X");
377 pv(de, de_rec_len, "%u");
378 pv(de, de_name_len, "%u");
379 pv(de, de_type, "%u");
381 memset(buf, 0, GFS2_FNAMESIZE + 1);
382 memcpy(buf, name, de->de_name_len);
383 printk(" name = %s\n", buf);
386 void gfs2_leaf_in(struct gfs2_leaf *lf, char *buf)
388 struct gfs2_leaf *str = (struct gfs2_leaf *)buf;
390 gfs2_meta_header_in(&lf->lf_header, buf);
391 lf->lf_depth = be16_to_cpu(str->lf_depth);
392 lf->lf_entries = be16_to_cpu(str->lf_entries);
393 lf->lf_dirent_format = be32_to_cpu(str->lf_dirent_format);
394 lf->lf_next = be64_to_cpu(str->lf_next);
397 void gfs2_leaf_out(struct gfs2_leaf *lf, char *buf)
399 struct gfs2_leaf *str = (struct gfs2_leaf *)buf;
401 gfs2_meta_header_out(&lf->lf_header, buf);
402 str->lf_depth = cpu_to_be16(lf->lf_depth);
403 str->lf_entries = cpu_to_be16(lf->lf_entries);
404 str->lf_dirent_format = cpu_to_be32(lf->lf_dirent_format);
405 str->lf_next = cpu_to_be64(lf->lf_next);
406 memset(&str->lf_reserved, 0, sizeof(str->lf_reserved));
409 void gfs2_leaf_print(struct gfs2_leaf *lf)
411 gfs2_meta_header_print(&lf->lf_header);
412 pv(lf, lf_depth, "%u");
413 pv(lf, lf_entries, "%u");
414 pv(lf, lf_dirent_format, "%u");
415 pv(lf, lf_next, "%llu");
417 pa(lf, lf_reserved, 32);
420 void gfs2_ea_header_in(struct gfs2_ea_header *ea, char *buf)
422 struct gfs2_ea_header *str = (struct gfs2_ea_header *)buf;
424 ea->ea_rec_len = be32_to_cpu(str->ea_rec_len);
425 ea->ea_data_len = be32_to_cpu(str->ea_data_len);
426 ea->ea_name_len = str->ea_name_len;
427 ea->ea_type = str->ea_type;
428 ea->ea_flags = str->ea_flags;
429 ea->ea_num_ptrs = str->ea_num_ptrs;
432 void gfs2_ea_header_out(struct gfs2_ea_header *ea, char *buf)
434 struct gfs2_ea_header *str = (struct gfs2_ea_header *)buf;
436 str->ea_rec_len = cpu_to_be32(ea->ea_rec_len);
437 str->ea_data_len = cpu_to_be32(ea->ea_data_len);
438 str->ea_name_len = ea->ea_name_len;
439 str->ea_type = ea->ea_type;
440 str->ea_flags = ea->ea_flags;
441 str->ea_num_ptrs = ea->ea_num_ptrs;
445 void gfs2_ea_header_print(struct gfs2_ea_header *ea, char *name)
447 char buf[GFS2_EA_MAX_NAME_LEN + 1];
449 pv(ea, ea_rec_len, "%u");
450 pv(ea, ea_data_len, "%u");
451 pv(ea, ea_name_len, "%u");
452 pv(ea, ea_type, "%u");
453 pv(ea, ea_flags, "%u");
454 pv(ea, ea_num_ptrs, "%u");
456 memset(buf, 0, GFS2_EA_MAX_NAME_LEN + 1);
457 memcpy(buf, name, ea->ea_name_len);
458 printk(" name = %s\n", buf);
461 void gfs2_log_header_in(struct gfs2_log_header *lh, char *buf)
463 struct gfs2_log_header *str = (struct gfs2_log_header *)buf;
465 gfs2_meta_header_in(&lh->lh_header, buf);
466 lh->lh_sequence = be64_to_cpu(str->lh_sequence);
467 lh->lh_flags = be32_to_cpu(str->lh_flags);
468 lh->lh_tail = be32_to_cpu(str->lh_tail);
469 lh->lh_blkno = be32_to_cpu(str->lh_blkno);
470 lh->lh_hash = be32_to_cpu(str->lh_hash);
473 void gfs2_log_header_print(struct gfs2_log_header *lh)
475 gfs2_meta_header_print(&lh->lh_header);
476 pv(lh, lh_sequence, "%llu");
477 pv(lh, lh_flags, "0x%.8X");
478 pv(lh, lh_tail, "%u");
479 pv(lh, lh_blkno, "%u");
480 pv(lh, lh_hash, "0x%.8X");
483 void gfs2_log_descriptor_print(struct gfs2_log_descriptor *ld)
485 gfs2_meta_header_print(&ld->ld_header);
486 pv(ld, ld_type, "%u");
487 pv(ld, ld_length, "%u");
488 pv(ld, ld_data1, "%u");
489 pv(ld, ld_data2, "%u");
491 pa(ld, ld_reserved, 32);
494 void gfs2_inum_range_in(struct gfs2_inum_range *ir, char *buf)
496 struct gfs2_inum_range *str = (struct gfs2_inum_range *)buf;
498 ir->ir_start = be64_to_cpu(str->ir_start);
499 ir->ir_length = be64_to_cpu(str->ir_length);
502 void gfs2_inum_range_out(struct gfs2_inum_range *ir, char *buf)
504 struct gfs2_inum_range *str = (struct gfs2_inum_range *)buf;
506 str->ir_start = cpu_to_be64(ir->ir_start);
507 str->ir_length = cpu_to_be64(ir->ir_length);
510 void gfs2_inum_range_print(struct gfs2_inum_range *ir)
512 pv(ir, ir_start, "%llu");
513 pv(ir, ir_length, "%llu");
516 void gfs2_statfs_change_in(struct gfs2_statfs_change *sc, char *buf)
518 struct gfs2_statfs_change *str = (struct gfs2_statfs_change *)buf;
520 sc->sc_total = be64_to_cpu(str->sc_total);
521 sc->sc_free = be64_to_cpu(str->sc_free);
522 sc->sc_dinodes = be64_to_cpu(str->sc_dinodes);
525 void gfs2_statfs_change_out(struct gfs2_statfs_change *sc, char *buf)
527 struct gfs2_statfs_change *str = (struct gfs2_statfs_change *)buf;
529 str->sc_total = cpu_to_be64(sc->sc_total);
530 str->sc_free = cpu_to_be64(sc->sc_free);
531 str->sc_dinodes = cpu_to_be64(sc->sc_dinodes);
534 void gfs2_statfs_change_print(struct gfs2_statfs_change *sc)
536 pv(sc, sc_total, "%lld");
537 pv(sc, sc_free, "%lld");
538 pv(sc, sc_dinodes, "%lld");
541 void gfs2_unlinked_tag_in(struct gfs2_unlinked_tag *ut, char *buf)
543 struct gfs2_unlinked_tag *str = (struct gfs2_unlinked_tag *)buf;
545 gfs2_inum_in(&ut->ut_inum, buf);
546 ut->ut_flags = be32_to_cpu(str->ut_flags);
549 void gfs2_unlinked_tag_out(struct gfs2_unlinked_tag *ut, char *buf)
551 struct gfs2_unlinked_tag *str = (struct gfs2_unlinked_tag *)buf;
553 gfs2_inum_out(&ut->ut_inum, buf);
554 str->ut_flags = cpu_to_be32(ut->ut_flags);
558 void gfs2_unlinked_tag_print(struct gfs2_unlinked_tag *ut)
560 gfs2_inum_print(&ut->ut_inum);
561 pv(ut, ut_flags, "%u");
564 void gfs2_quota_change_in(struct gfs2_quota_change *qc, char *buf)
566 struct gfs2_quota_change *str = (struct gfs2_quota_change *)buf;
568 qc->qc_change = be64_to_cpu(str->qc_change);
569 qc->qc_flags = be32_to_cpu(str->qc_flags);
570 qc->qc_id = be32_to_cpu(str->qc_id);
573 void gfs2_quota_change_out(struct gfs2_quota_change *qc, char *buf)
575 struct gfs2_quota_change *str = (struct gfs2_quota_change *)buf;
577 str->qc_change = cpu_to_be64(qc->qc_change);
578 str->qc_flags = cpu_to_be32(qc->qc_flags);
579 str->qc_id = cpu_to_be32(qc->qc_id);
582 void gfs2_quota_change_print(struct gfs2_quota_change *qc)
584 pv(qc, qc_change, "%lld");
585 pv(qc, qc_flags, "0x%.8X");