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Commit | Line | Data |
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b3b94faa DT |
1 | /* |
2 | * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. | |
3a8a9a10 | 3 | * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. |
b3b94faa DT |
4 | * |
5 | * This copyrighted material is made available to anyone wishing to use, | |
6 | * modify, copy, or redistribute it subject to the terms and conditions | |
e9fc2aa0 | 7 | * of the GNU General Public License version 2. |
b3b94faa DT |
8 | */ |
9 | ||
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> | |
5c676f6d | 15 | #include <linux/gfs2_ondisk.h> |
71b86f56 | 16 | #include <linux/crc32.h> |
7d308590 | 17 | #include <linux/lm_interface.h> |
b3b94faa DT |
18 | |
19 | #include "gfs2.h" | |
5c676f6d | 20 | #include "incore.h" |
b3b94faa DT |
21 | #include "bmap.h" |
22 | #include "glock.h" | |
23 | #include "glops.h" | |
24 | #include "lm.h" | |
25 | #include "lops.h" | |
26 | #include "meta_io.h" | |
27 | #include "recovery.h" | |
28 | #include "super.h" | |
5c676f6d | 29 | #include "util.h" |
71b86f56 | 30 | #include "dir.h" |
b3b94faa DT |
31 | |
32 | int gfs2_replay_read_block(struct gfs2_jdesc *jd, unsigned int blk, | |
33 | struct buffer_head **bh) | |
34 | { | |
feaa7bba | 35 | struct gfs2_inode *ip = GFS2_I(jd->jd_inode); |
5c676f6d | 36 | struct gfs2_glock *gl = ip->i_gl; |
b3b94faa | 37 | int new = 0; |
cd915493 SW |
38 | u64 dblock; |
39 | u32 extlen; | |
b3b94faa DT |
40 | int error; |
41 | ||
feaa7bba | 42 | error = gfs2_extent_map(&ip->i_inode, blk, &new, &dblock, &extlen); |
b3b94faa DT |
43 | if (error) |
44 | return error; | |
45 | if (!dblock) { | |
5c676f6d | 46 | gfs2_consist_inode(ip); |
b3b94faa DT |
47 | return -EIO; |
48 | } | |
49 | ||
7276b3b0 | 50 | *bh = gfs2_meta_ra(gl, dblock, extlen); |
b3b94faa DT |
51 | |
52 | return error; | |
53 | } | |
54 | ||
cd915493 | 55 | int gfs2_revoke_add(struct gfs2_sbd *sdp, u64 blkno, unsigned int where) |
b3b94faa DT |
56 | { |
57 | struct list_head *head = &sdp->sd_revoke_list; | |
58 | struct gfs2_revoke_replay *rr; | |
59 | int found = 0; | |
60 | ||
61 | list_for_each_entry(rr, head, rr_list) { | |
62 | if (rr->rr_blkno == blkno) { | |
63 | found = 1; | |
64 | break; | |
65 | } | |
66 | } | |
67 | ||
68 | if (found) { | |
69 | rr->rr_where = where; | |
70 | return 0; | |
71 | } | |
72 | ||
73 | rr = kmalloc(sizeof(struct gfs2_revoke_replay), GFP_KERNEL); | |
74 | if (!rr) | |
75 | return -ENOMEM; | |
76 | ||
77 | rr->rr_blkno = blkno; | |
78 | rr->rr_where = where; | |
79 | list_add(&rr->rr_list, head); | |
80 | ||
81 | return 1; | |
82 | } | |
83 | ||
cd915493 | 84 | int gfs2_revoke_check(struct gfs2_sbd *sdp, u64 blkno, unsigned int where) |
b3b94faa DT |
85 | { |
86 | struct gfs2_revoke_replay *rr; | |
87 | int wrap, a, b, revoke; | |
88 | int found = 0; | |
89 | ||
90 | list_for_each_entry(rr, &sdp->sd_revoke_list, rr_list) { | |
91 | if (rr->rr_blkno == blkno) { | |
92 | found = 1; | |
93 | break; | |
94 | } | |
95 | } | |
96 | ||
97 | if (!found) | |
98 | return 0; | |
99 | ||
100 | wrap = (rr->rr_where < sdp->sd_replay_tail); | |
101 | a = (sdp->sd_replay_tail < where); | |
102 | b = (where < rr->rr_where); | |
103 | revoke = (wrap) ? (a || b) : (a && b); | |
104 | ||
105 | return revoke; | |
106 | } | |
107 | ||
108 | void gfs2_revoke_clean(struct gfs2_sbd *sdp) | |
109 | { | |
110 | struct list_head *head = &sdp->sd_revoke_list; | |
111 | struct gfs2_revoke_replay *rr; | |
112 | ||
113 | while (!list_empty(head)) { | |
114 | rr = list_entry(head->next, struct gfs2_revoke_replay, rr_list); | |
115 | list_del(&rr->rr_list); | |
116 | kfree(rr); | |
117 | } | |
118 | } | |
119 | ||
120 | /** | |
121 | * get_log_header - read the log header for a given segment | |
122 | * @jd: the journal | |
123 | * @blk: the block to look at | |
124 | * @lh: the log header to return | |
125 | * | |
126 | * Read the log header for a given segement in a given journal. Do a few | |
127 | * sanity checks on it. | |
128 | * | |
129 | * Returns: 0 on success, | |
130 | * 1 if the header was invalid or incomplete, | |
131 | * errno on error | |
132 | */ | |
133 | ||
134 | static int get_log_header(struct gfs2_jdesc *jd, unsigned int blk, | |
135 | struct gfs2_log_header *head) | |
136 | { | |
137 | struct buffer_head *bh; | |
138 | struct gfs2_log_header lh; | |
cd915493 | 139 | u32 hash; |
b3b94faa DT |
140 | int error; |
141 | ||
142 | error = gfs2_replay_read_block(jd, blk, &bh); | |
143 | if (error) | |
144 | return error; | |
145 | ||
146 | memcpy(&lh, bh->b_data, sizeof(struct gfs2_log_header)); | |
147 | lh.lh_hash = 0; | |
148 | hash = gfs2_disk_hash((char *)&lh, sizeof(struct gfs2_log_header)); | |
149 | gfs2_log_header_in(&lh, bh->b_data); | |
150 | ||
151 | brelse(bh); | |
152 | ||
153 | if (lh.lh_header.mh_magic != GFS2_MAGIC || | |
154 | lh.lh_header.mh_type != GFS2_METATYPE_LH || | |
59a1cc6b | 155 | lh.lh_blkno != blk || lh.lh_hash != hash) |
b3b94faa DT |
156 | return 1; |
157 | ||
158 | *head = lh; | |
159 | ||
160 | return 0; | |
161 | } | |
162 | ||
163 | /** | |
164 | * find_good_lh - find a good log header | |
165 | * @jd: the journal | |
166 | * @blk: the segment to start searching from | |
167 | * @lh: the log header to fill in | |
168 | * @forward: if true search forward in the log, else search backward | |
169 | * | |
170 | * Call get_log_header() to get a log header for a segment, but if the | |
171 | * segment is bad, either scan forward or backward until we find a good one. | |
172 | * | |
173 | * Returns: errno | |
174 | */ | |
175 | ||
176 | static int find_good_lh(struct gfs2_jdesc *jd, unsigned int *blk, | |
177 | struct gfs2_log_header *head) | |
178 | { | |
179 | unsigned int orig_blk = *blk; | |
180 | int error; | |
181 | ||
182 | for (;;) { | |
183 | error = get_log_header(jd, *blk, head); | |
184 | if (error <= 0) | |
185 | return error; | |
186 | ||
187 | if (++*blk == jd->jd_blocks) | |
188 | *blk = 0; | |
189 | ||
190 | if (*blk == orig_blk) { | |
feaa7bba | 191 | gfs2_consist_inode(GFS2_I(jd->jd_inode)); |
b3b94faa DT |
192 | return -EIO; |
193 | } | |
194 | } | |
195 | } | |
196 | ||
197 | /** | |
198 | * jhead_scan - make sure we've found the head of the log | |
199 | * @jd: the journal | |
200 | * @head: this is filled in with the log descriptor of the head | |
201 | * | |
202 | * At this point, seg and lh should be either the head of the log or just | |
203 | * before. Scan forward until we find the head. | |
204 | * | |
205 | * Returns: errno | |
206 | */ | |
207 | ||
208 | static int jhead_scan(struct gfs2_jdesc *jd, struct gfs2_log_header *head) | |
209 | { | |
210 | unsigned int blk = head->lh_blkno; | |
211 | struct gfs2_log_header lh; | |
212 | int error; | |
213 | ||
214 | for (;;) { | |
215 | if (++blk == jd->jd_blocks) | |
216 | blk = 0; | |
217 | ||
218 | error = get_log_header(jd, blk, &lh); | |
219 | if (error < 0) | |
220 | return error; | |
221 | if (error == 1) | |
222 | continue; | |
223 | ||
224 | if (lh.lh_sequence == head->lh_sequence) { | |
feaa7bba | 225 | gfs2_consist_inode(GFS2_I(jd->jd_inode)); |
b3b94faa DT |
226 | return -EIO; |
227 | } | |
228 | if (lh.lh_sequence < head->lh_sequence) | |
229 | break; | |
230 | ||
231 | *head = lh; | |
232 | } | |
233 | ||
234 | return 0; | |
235 | } | |
236 | ||
237 | /** | |
238 | * gfs2_find_jhead - find the head of a log | |
239 | * @jd: the journal | |
240 | * @head: the log descriptor for the head of the log is returned here | |
241 | * | |
242 | * Do a binary search of a journal and find the valid log entry with the | |
243 | * highest sequence number. (i.e. the log head) | |
244 | * | |
245 | * Returns: errno | |
246 | */ | |
247 | ||
248 | int gfs2_find_jhead(struct gfs2_jdesc *jd, struct gfs2_log_header *head) | |
249 | { | |
250 | struct gfs2_log_header lh_1, lh_m; | |
cd915493 | 251 | u32 blk_1, blk_2, blk_m; |
b3b94faa DT |
252 | int error; |
253 | ||
254 | blk_1 = 0; | |
255 | blk_2 = jd->jd_blocks - 1; | |
256 | ||
257 | for (;;) { | |
258 | blk_m = (blk_1 + blk_2) / 2; | |
259 | ||
260 | error = find_good_lh(jd, &blk_1, &lh_1); | |
261 | if (error) | |
262 | return error; | |
263 | ||
264 | error = find_good_lh(jd, &blk_m, &lh_m); | |
265 | if (error) | |
266 | return error; | |
267 | ||
268 | if (blk_1 == blk_m || blk_m == blk_2) | |
269 | break; | |
270 | ||
271 | if (lh_1.lh_sequence <= lh_m.lh_sequence) | |
272 | blk_1 = blk_m; | |
273 | else | |
274 | blk_2 = blk_m; | |
275 | } | |
276 | ||
277 | error = jhead_scan(jd, &lh_1); | |
278 | if (error) | |
279 | return error; | |
280 | ||
281 | *head = lh_1; | |
282 | ||
283 | return error; | |
284 | } | |
285 | ||
286 | /** | |
287 | * foreach_descriptor - go through the active part of the log | |
288 | * @jd: the journal | |
289 | * @start: the first log header in the active region | |
290 | * @end: the last log header (don't process the contents of this entry)) | |
291 | * | |
292 | * Call a given function once for every log descriptor in the active | |
293 | * portion of the log. | |
294 | * | |
295 | * Returns: errno | |
296 | */ | |
297 | ||
298 | static int foreach_descriptor(struct gfs2_jdesc *jd, unsigned int start, | |
299 | unsigned int end, int pass) | |
300 | { | |
feaa7bba | 301 | struct gfs2_sbd *sdp = GFS2_SB(jd->jd_inode); |
b3b94faa DT |
302 | struct buffer_head *bh; |
303 | struct gfs2_log_descriptor *ld; | |
304 | int error = 0; | |
305 | u32 length; | |
306 | __be64 *ptr; | |
307 | unsigned int offset = sizeof(struct gfs2_log_descriptor); | |
a67cdbd4 SW |
308 | offset += sizeof(__be64) - 1; |
309 | offset &= ~(sizeof(__be64) - 1); | |
b3b94faa DT |
310 | |
311 | while (start != end) { | |
312 | error = gfs2_replay_read_block(jd, start, &bh); | |
313 | if (error) | |
314 | return error; | |
315 | if (gfs2_meta_check(sdp, bh)) { | |
316 | brelse(bh); | |
317 | return -EIO; | |
318 | } | |
319 | ld = (struct gfs2_log_descriptor *)bh->b_data; | |
320 | length = be32_to_cpu(ld->ld_length); | |
321 | ||
e3167ded | 322 | if (be32_to_cpu(ld->ld_header.mh_type) == GFS2_METATYPE_LH) { |
b3b94faa DT |
323 | struct gfs2_log_header lh; |
324 | error = get_log_header(jd, start, &lh); | |
325 | if (!error) { | |
326 | gfs2_replay_incr_blk(sdp, &start); | |
88721877 | 327 | brelse(bh); |
b3b94faa DT |
328 | continue; |
329 | } | |
330 | if (error == 1) { | |
feaa7bba | 331 | gfs2_consist_inode(GFS2_I(jd->jd_inode)); |
b3b94faa DT |
332 | error = -EIO; |
333 | } | |
334 | brelse(bh); | |
335 | return error; | |
336 | } else if (gfs2_metatype_check(sdp, bh, GFS2_METATYPE_LD)) { | |
337 | brelse(bh); | |
338 | return -EIO; | |
339 | } | |
340 | ptr = (__be64 *)(bh->b_data + offset); | |
341 | error = lops_scan_elements(jd, start, ld, ptr, pass); | |
342 | if (error) { | |
343 | brelse(bh); | |
344 | return error; | |
345 | } | |
346 | ||
347 | while (length--) | |
348 | gfs2_replay_incr_blk(sdp, &start); | |
349 | ||
350 | brelse(bh); | |
351 | } | |
352 | ||
353 | return 0; | |
354 | } | |
355 | ||
356 | /** | |
357 | * clean_journal - mark a dirty journal as being clean | |
358 | * @sdp: the filesystem | |
359 | * @jd: the journal | |
360 | * @gl: the journal's glock | |
361 | * @head: the head journal to start from | |
362 | * | |
363 | * Returns: errno | |
364 | */ | |
365 | ||
366 | static int clean_journal(struct gfs2_jdesc *jd, struct gfs2_log_header *head) | |
367 | { | |
feaa7bba SW |
368 | struct gfs2_inode *ip = GFS2_I(jd->jd_inode); |
369 | struct gfs2_sbd *sdp = GFS2_SB(jd->jd_inode); | |
b3b94faa | 370 | unsigned int lblock; |
b3b94faa | 371 | struct gfs2_log_header *lh; |
cd915493 | 372 | u32 hash; |
b3b94faa DT |
373 | struct buffer_head *bh; |
374 | int error; | |
23591256 | 375 | struct buffer_head bh_map = { .b_state = 0, .b_blocknr = 0 }; |
fd88de56 | 376 | |
b3b94faa DT |
377 | lblock = head->lh_blkno; |
378 | gfs2_replay_incr_blk(sdp, &lblock); | |
23591256 SW |
379 | bh_map.b_size = 1 << ip->i_inode.i_blkbits; |
380 | error = gfs2_block_map(&ip->i_inode, lblock, 0, &bh_map); | |
b3b94faa DT |
381 | if (error) |
382 | return error; | |
7a6bbacb | 383 | if (!bh_map.b_blocknr) { |
b3b94faa DT |
384 | gfs2_consist_inode(ip); |
385 | return -EIO; | |
386 | } | |
387 | ||
7a6bbacb | 388 | bh = sb_getblk(sdp->sd_vfs, bh_map.b_blocknr); |
b3b94faa DT |
389 | lock_buffer(bh); |
390 | memset(bh->b_data, 0, bh->b_size); | |
391 | set_buffer_uptodate(bh); | |
392 | clear_buffer_dirty(bh); | |
393 | unlock_buffer(bh); | |
394 | ||
395 | lh = (struct gfs2_log_header *)bh->b_data; | |
396 | memset(lh, 0, sizeof(struct gfs2_log_header)); | |
397 | lh->lh_header.mh_magic = cpu_to_be32(GFS2_MAGIC); | |
88721877 | 398 | lh->lh_header.mh_type = cpu_to_be32(GFS2_METATYPE_LH); |
e3167ded | 399 | lh->lh_header.mh_format = cpu_to_be32(GFS2_FORMAT_LH); |
b3b94faa DT |
400 | lh->lh_sequence = cpu_to_be64(head->lh_sequence + 1); |
401 | lh->lh_flags = cpu_to_be32(GFS2_LOG_HEAD_UNMOUNT); | |
402 | lh->lh_blkno = cpu_to_be32(lblock); | |
403 | hash = gfs2_disk_hash((const char *)lh, sizeof(struct gfs2_log_header)); | |
404 | lh->lh_hash = cpu_to_be32(hash); | |
405 | ||
406 | set_buffer_dirty(bh); | |
407 | if (sync_dirty_buffer(bh)) | |
408 | gfs2_io_error_bh(sdp, bh); | |
409 | brelse(bh); | |
410 | ||
411 | return error; | |
412 | } | |
413 | ||
414 | /** | |
415 | * gfs2_recover_journal - recovery a given journal | |
416 | * @jd: the struct gfs2_jdesc describing the journal | |
b3b94faa DT |
417 | * |
418 | * Acquire the journal's lock, check to see if the journal is clean, and | |
419 | * do recovery if necessary. | |
420 | * | |
421 | * Returns: errno | |
422 | */ | |
423 | ||
c63e31c2 | 424 | int gfs2_recover_journal(struct gfs2_jdesc *jd) |
b3b94faa | 425 | { |
feaa7bba SW |
426 | struct gfs2_inode *ip = GFS2_I(jd->jd_inode); |
427 | struct gfs2_sbd *sdp = GFS2_SB(jd->jd_inode); | |
b3b94faa DT |
428 | struct gfs2_log_header head; |
429 | struct gfs2_holder j_gh, ji_gh, t_gh; | |
430 | unsigned long t; | |
431 | int ro = 0; | |
432 | unsigned int pass; | |
433 | int error; | |
434 | ||
5965b1f4 SW |
435 | if (jd->jd_jid != sdp->sd_lockstruct.ls_jid) { |
436 | fs_info(sdp, "jid=%u: Trying to acquire journal lock...\n", | |
437 | jd->jd_jid); | |
b3b94faa | 438 | |
5965b1f4 | 439 | /* Aquire the journal lock so we can do recovery */ |
b3b94faa | 440 | |
5965b1f4 SW |
441 | error = gfs2_glock_nq_num(sdp, jd->jd_jid, &gfs2_journal_glops, |
442 | LM_ST_EXCLUSIVE, | |
443 | LM_FLAG_NOEXP | LM_FLAG_TRY | GL_NOCACHE, | |
444 | &j_gh); | |
445 | switch (error) { | |
446 | case 0: | |
447 | break; | |
907b9bce | 448 | |
5965b1f4 SW |
449 | case GLR_TRYFAILED: |
450 | fs_info(sdp, "jid=%u: Busy\n", jd->jd_jid); | |
451 | error = 0; | |
907b9bce | 452 | |
5965b1f4 SW |
453 | default: |
454 | goto fail; | |
455 | }; | |
b3b94faa | 456 | |
5965b1f4 SW |
457 | error = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, |
458 | LM_FLAG_NOEXP, &ji_gh); | |
459 | if (error) | |
460 | goto fail_gunlock_j; | |
461 | } else { | |
462 | fs_info(sdp, "jid=%u, already locked for use\n", jd->jd_jid); | |
463 | } | |
b3b94faa DT |
464 | |
465 | fs_info(sdp, "jid=%u: Looking at journal...\n", jd->jd_jid); | |
466 | ||
467 | error = gfs2_jdesc_check(jd); | |
468 | if (error) | |
469 | goto fail_gunlock_ji; | |
470 | ||
471 | error = gfs2_find_jhead(jd, &head); | |
472 | if (error) | |
473 | goto fail_gunlock_ji; | |
474 | ||
475 | if (!(head.lh_flags & GFS2_LOG_HEAD_UNMOUNT)) { | |
476 | fs_info(sdp, "jid=%u: Acquiring the transaction lock...\n", | |
477 | jd->jd_jid); | |
478 | ||
479 | t = jiffies; | |
480 | ||
481 | /* Acquire a shared hold on the transaction lock */ | |
482 | ||
59a1cc6b | 483 | error = gfs2_glock_nq_init(sdp->sd_trans_gl, LM_ST_SHARED, |
5965b1f4 | 484 | LM_FLAG_NOEXP | LM_FLAG_PRIORITY | |
59a1cc6b | 485 | GL_NOCANCEL | GL_NOCACHE, &t_gh); |
b3b94faa DT |
486 | if (error) |
487 | goto fail_gunlock_ji; | |
488 | ||
489 | if (test_bit(SDF_JOURNAL_CHECKED, &sdp->sd_flags)) { | |
490 | if (!test_bit(SDF_JOURNAL_LIVE, &sdp->sd_flags)) | |
491 | ro = 1; | |
492 | } else { | |
493 | if (sdp->sd_vfs->s_flags & MS_RDONLY) | |
494 | ro = 1; | |
495 | } | |
496 | ||
497 | if (ro) { | |
498 | fs_warn(sdp, "jid=%u: Can't replay: read-only FS\n", | |
499 | jd->jd_jid); | |
500 | error = -EROFS; | |
501 | goto fail_gunlock_tr; | |
502 | } | |
503 | ||
504 | fs_info(sdp, "jid=%u: Replaying journal...\n", jd->jd_jid); | |
505 | ||
506 | for (pass = 0; pass < 2; pass++) { | |
507 | lops_before_scan(jd, &head, pass); | |
508 | error = foreach_descriptor(jd, head.lh_tail, | |
509 | head.lh_blkno, pass); | |
510 | lops_after_scan(jd, error, pass); | |
511 | if (error) | |
512 | goto fail_gunlock_tr; | |
513 | } | |
514 | ||
515 | error = clean_journal(jd, &head); | |
516 | if (error) | |
517 | goto fail_gunlock_tr; | |
518 | ||
519 | gfs2_glock_dq_uninit(&t_gh); | |
5c676f6d | 520 | t = DIV_ROUND_UP(jiffies - t, HZ); |
b3b94faa DT |
521 | fs_info(sdp, "jid=%u: Journal replayed in %lus\n", |
522 | jd->jd_jid, t); | |
523 | } | |
524 | ||
5965b1f4 SW |
525 | if (jd->jd_jid != sdp->sd_lockstruct.ls_jid) |
526 | gfs2_glock_dq_uninit(&ji_gh); | |
b3b94faa DT |
527 | |
528 | gfs2_lm_recovery_done(sdp, jd->jd_jid, LM_RD_SUCCESS); | |
529 | ||
5965b1f4 SW |
530 | if (jd->jd_jid != sdp->sd_lockstruct.ls_jid) |
531 | gfs2_glock_dq_uninit(&j_gh); | |
b3b94faa DT |
532 | |
533 | fs_info(sdp, "jid=%u: Done\n", jd->jd_jid); | |
b3b94faa DT |
534 | return 0; |
535 | ||
5965b1f4 | 536 | fail_gunlock_tr: |
b3b94faa | 537 | gfs2_glock_dq_uninit(&t_gh); |
5965b1f4 SW |
538 | fail_gunlock_ji: |
539 | if (jd->jd_jid != sdp->sd_lockstruct.ls_jid) { | |
540 | gfs2_glock_dq_uninit(&ji_gh); | |
541 | fail_gunlock_j: | |
542 | gfs2_glock_dq_uninit(&j_gh); | |
543 | } | |
b3b94faa DT |
544 | |
545 | fs_info(sdp, "jid=%u: %s\n", jd->jd_jid, (error) ? "Failed" : "Done"); | |
546 | ||
5965b1f4 | 547 | fail: |
b3b94faa | 548 | gfs2_lm_recovery_done(sdp, jd->jd_jid, LM_RD_GAVEUP); |
b3b94faa DT |
549 | return error; |
550 | } | |
551 | ||
552 | /** | |
553 | * gfs2_check_journals - Recover any dirty journals | |
554 | * @sdp: the filesystem | |
555 | * | |
556 | */ | |
557 | ||
558 | void gfs2_check_journals(struct gfs2_sbd *sdp) | |
559 | { | |
560 | struct gfs2_jdesc *jd; | |
561 | ||
562 | for (;;) { | |
563 | jd = gfs2_jdesc_find_dirty(sdp); | |
564 | if (!jd) | |
565 | break; | |
566 | ||
567 | if (jd != sdp->sd_jdesc) | |
c63e31c2 | 568 | gfs2_recover_journal(jd); |
b3b94faa DT |
569 | } |
570 | } | |
571 |