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6#include "xfs.h"
7#include "xfs_fs.h"
8#include "xfs_shared.h"
9#include "xfs_format.h"
10#include "xfs_log_format.h"
11#include "xfs_trans_resv.h"
12#include "xfs_mount.h"
13#include "xfs_inode.h"
14#include "xfs_trans.h"
15#include "xfs_inode_item.h"
16#include "xfs_trace.h"
17#include "xfs_trans_priv.h"
18#include "xfs_buf_item.h"
19#include "xfs_log.h"
20#include "xfs_error.h"
21
22#include <linux/iversion.h>
23
24kmem_zone_t *xfs_ili_zone;
25
26static inline struct xfs_inode_log_item *INODE_ITEM(struct xfs_log_item *lip)
27{
28 return container_of(lip, struct xfs_inode_log_item, ili_item);
29}
30
31STATIC void
32xfs_inode_item_data_fork_size(
33 struct xfs_inode_log_item *iip,
34 int *nvecs,
35 int *nbytes)
36{
37 struct xfs_inode *ip = iip->ili_inode;
38
39 switch (ip->i_df.if_format) {
40 case XFS_DINODE_FMT_EXTENTS:
41 if ((iip->ili_fields & XFS_ILOG_DEXT) &&
42 ip->i_df.if_nextents > 0 &&
43 ip->i_df.if_bytes > 0) {
44
45 *nbytes += XFS_IFORK_DSIZE(ip);
46 *nvecs += 1;
47 }
48 break;
49 case XFS_DINODE_FMT_BTREE:
50 if ((iip->ili_fields & XFS_ILOG_DBROOT) &&
51 ip->i_df.if_broot_bytes > 0) {
52 *nbytes += ip->i_df.if_broot_bytes;
53 *nvecs += 1;
54 }
55 break;
56 case XFS_DINODE_FMT_LOCAL:
57 if ((iip->ili_fields & XFS_ILOG_DDATA) &&
58 ip->i_df.if_bytes > 0) {
59 *nbytes += roundup(ip->i_df.if_bytes, 4);
60 *nvecs += 1;
61 }
62 break;
63
64 case XFS_DINODE_FMT_DEV:
65 break;
66 default:
67 ASSERT(0);
68 break;
69 }
70}
71
72STATIC void
73xfs_inode_item_attr_fork_size(
74 struct xfs_inode_log_item *iip,
75 int *nvecs,
76 int *nbytes)
77{
78 struct xfs_inode *ip = iip->ili_inode;
79
80 switch (ip->i_afp->if_format) {
81 case XFS_DINODE_FMT_EXTENTS:
82 if ((iip->ili_fields & XFS_ILOG_AEXT) &&
83 ip->i_afp->if_nextents > 0 &&
84 ip->i_afp->if_bytes > 0) {
85
86 *nbytes += XFS_IFORK_ASIZE(ip);
87 *nvecs += 1;
88 }
89 break;
90 case XFS_DINODE_FMT_BTREE:
91 if ((iip->ili_fields & XFS_ILOG_ABROOT) &&
92 ip->i_afp->if_broot_bytes > 0) {
93 *nbytes += ip->i_afp->if_broot_bytes;
94 *nvecs += 1;
95 }
96 break;
97 case XFS_DINODE_FMT_LOCAL:
98 if ((iip->ili_fields & XFS_ILOG_ADATA) &&
99 ip->i_afp->if_bytes > 0) {
100 *nbytes += roundup(ip->i_afp->if_bytes, 4);
101 *nvecs += 1;
102 }
103 break;
104 default:
105 ASSERT(0);
106 break;
107 }
108}
109
110
111
112
113
114
115
116
117STATIC void
118xfs_inode_item_size(
119 struct xfs_log_item *lip,
120 int *nvecs,
121 int *nbytes)
122{
123 struct xfs_inode_log_item *iip = INODE_ITEM(lip);
124 struct xfs_inode *ip = iip->ili_inode;
125
126 *nvecs += 2;
127 *nbytes += sizeof(struct xfs_inode_log_format) +
128 xfs_log_dinode_size(ip->i_mount);
129
130 xfs_inode_item_data_fork_size(iip, nvecs, nbytes);
131 if (XFS_IFORK_Q(ip))
132 xfs_inode_item_attr_fork_size(iip, nvecs, nbytes);
133}
134
135STATIC void
136xfs_inode_item_format_data_fork(
137 struct xfs_inode_log_item *iip,
138 struct xfs_inode_log_format *ilf,
139 struct xfs_log_vec *lv,
140 struct xfs_log_iovec **vecp)
141{
142 struct xfs_inode *ip = iip->ili_inode;
143 size_t data_bytes;
144
145 switch (ip->i_df.if_format) {
146 case XFS_DINODE_FMT_EXTENTS:
147 iip->ili_fields &=
148 ~(XFS_ILOG_DDATA | XFS_ILOG_DBROOT | XFS_ILOG_DEV);
149
150 if ((iip->ili_fields & XFS_ILOG_DEXT) &&
151 ip->i_df.if_nextents > 0 &&
152 ip->i_df.if_bytes > 0) {
153 struct xfs_bmbt_rec *p;
154
155 ASSERT(xfs_iext_count(&ip->i_df) > 0);
156
157 p = xlog_prepare_iovec(lv, vecp, XLOG_REG_TYPE_IEXT);
158 data_bytes = xfs_iextents_copy(ip, p, XFS_DATA_FORK);
159 xlog_finish_iovec(lv, *vecp, data_bytes);
160
161 ASSERT(data_bytes <= ip->i_df.if_bytes);
162
163 ilf->ilf_dsize = data_bytes;
164 ilf->ilf_size++;
165 } else {
166 iip->ili_fields &= ~XFS_ILOG_DEXT;
167 }
168 break;
169 case XFS_DINODE_FMT_BTREE:
170 iip->ili_fields &=
171 ~(XFS_ILOG_DDATA | XFS_ILOG_DEXT | XFS_ILOG_DEV);
172
173 if ((iip->ili_fields & XFS_ILOG_DBROOT) &&
174 ip->i_df.if_broot_bytes > 0) {
175 ASSERT(ip->i_df.if_broot != NULL);
176 xlog_copy_iovec(lv, vecp, XLOG_REG_TYPE_IBROOT,
177 ip->i_df.if_broot,
178 ip->i_df.if_broot_bytes);
179 ilf->ilf_dsize = ip->i_df.if_broot_bytes;
180 ilf->ilf_size++;
181 } else {
182 ASSERT(!(iip->ili_fields &
183 XFS_ILOG_DBROOT));
184 iip->ili_fields &= ~XFS_ILOG_DBROOT;
185 }
186 break;
187 case XFS_DINODE_FMT_LOCAL:
188 iip->ili_fields &=
189 ~(XFS_ILOG_DEXT | XFS_ILOG_DBROOT | XFS_ILOG_DEV);
190 if ((iip->ili_fields & XFS_ILOG_DDATA) &&
191 ip->i_df.if_bytes > 0) {
192
193
194
195
196
197 data_bytes = roundup(ip->i_df.if_bytes, 4);
198 ASSERT(ip->i_df.if_u1.if_data != NULL);
199 ASSERT(ip->i_d.di_size > 0);
200 xlog_copy_iovec(lv, vecp, XLOG_REG_TYPE_ILOCAL,
201 ip->i_df.if_u1.if_data, data_bytes);
202 ilf->ilf_dsize = (unsigned)data_bytes;
203 ilf->ilf_size++;
204 } else {
205 iip->ili_fields &= ~XFS_ILOG_DDATA;
206 }
207 break;
208 case XFS_DINODE_FMT_DEV:
209 iip->ili_fields &=
210 ~(XFS_ILOG_DDATA | XFS_ILOG_DBROOT | XFS_ILOG_DEXT);
211 if (iip->ili_fields & XFS_ILOG_DEV)
212 ilf->ilf_u.ilfu_rdev = sysv_encode_dev(VFS_I(ip)->i_rdev);
213 break;
214 default:
215 ASSERT(0);
216 break;
217 }
218}
219
220STATIC void
221xfs_inode_item_format_attr_fork(
222 struct xfs_inode_log_item *iip,
223 struct xfs_inode_log_format *ilf,
224 struct xfs_log_vec *lv,
225 struct xfs_log_iovec **vecp)
226{
227 struct xfs_inode *ip = iip->ili_inode;
228 size_t data_bytes;
229
230 switch (ip->i_afp->if_format) {
231 case XFS_DINODE_FMT_EXTENTS:
232 iip->ili_fields &=
233 ~(XFS_ILOG_ADATA | XFS_ILOG_ABROOT);
234
235 if ((iip->ili_fields & XFS_ILOG_AEXT) &&
236 ip->i_afp->if_nextents > 0 &&
237 ip->i_afp->if_bytes > 0) {
238 struct xfs_bmbt_rec *p;
239
240 ASSERT(xfs_iext_count(ip->i_afp) ==
241 ip->i_afp->if_nextents);
242
243 p = xlog_prepare_iovec(lv, vecp, XLOG_REG_TYPE_IATTR_EXT);
244 data_bytes = xfs_iextents_copy(ip, p, XFS_ATTR_FORK);
245 xlog_finish_iovec(lv, *vecp, data_bytes);
246
247 ilf->ilf_asize = data_bytes;
248 ilf->ilf_size++;
249 } else {
250 iip->ili_fields &= ~XFS_ILOG_AEXT;
251 }
252 break;
253 case XFS_DINODE_FMT_BTREE:
254 iip->ili_fields &=
255 ~(XFS_ILOG_ADATA | XFS_ILOG_AEXT);
256
257 if ((iip->ili_fields & XFS_ILOG_ABROOT) &&
258 ip->i_afp->if_broot_bytes > 0) {
259 ASSERT(ip->i_afp->if_broot != NULL);
260
261 xlog_copy_iovec(lv, vecp, XLOG_REG_TYPE_IATTR_BROOT,
262 ip->i_afp->if_broot,
263 ip->i_afp->if_broot_bytes);
264 ilf->ilf_asize = ip->i_afp->if_broot_bytes;
265 ilf->ilf_size++;
266 } else {
267 iip->ili_fields &= ~XFS_ILOG_ABROOT;
268 }
269 break;
270 case XFS_DINODE_FMT_LOCAL:
271 iip->ili_fields &=
272 ~(XFS_ILOG_AEXT | XFS_ILOG_ABROOT);
273
274 if ((iip->ili_fields & XFS_ILOG_ADATA) &&
275 ip->i_afp->if_bytes > 0) {
276
277
278
279
280
281 data_bytes = roundup(ip->i_afp->if_bytes, 4);
282 ASSERT(ip->i_afp->if_u1.if_data != NULL);
283 xlog_copy_iovec(lv, vecp, XLOG_REG_TYPE_IATTR_LOCAL,
284 ip->i_afp->if_u1.if_data,
285 data_bytes);
286 ilf->ilf_asize = (unsigned)data_bytes;
287 ilf->ilf_size++;
288 } else {
289 iip->ili_fields &= ~XFS_ILOG_ADATA;
290 }
291 break;
292 default:
293 ASSERT(0);
294 break;
295 }
296}
297
298
299
300
301
302static inline xfs_ictimestamp_t
303xfs_inode_to_log_dinode_ts(
304 struct xfs_inode *ip,
305 const struct timespec64 tv)
306{
307 struct xfs_legacy_ictimestamp *lits;
308 xfs_ictimestamp_t its;
309
310 if (xfs_inode_has_bigtime(ip))
311 return xfs_inode_encode_bigtime(tv);
312
313 lits = (struct xfs_legacy_ictimestamp *)&its;
314 lits->t_sec = tv.tv_sec;
315 lits->t_nsec = tv.tv_nsec;
316
317 return its;
318}
319
320static void
321xfs_inode_to_log_dinode(
322 struct xfs_inode *ip,
323 struct xfs_log_dinode *to,
324 xfs_lsn_t lsn)
325{
326 struct xfs_icdinode *from = &ip->i_d;
327 struct inode *inode = VFS_I(ip);
328
329 to->di_magic = XFS_DINODE_MAGIC;
330 to->di_format = xfs_ifork_format(&ip->i_df);
331 to->di_uid = i_uid_read(inode);
332 to->di_gid = i_gid_read(inode);
333 to->di_projid_lo = from->di_projid & 0xffff;
334 to->di_projid_hi = from->di_projid >> 16;
335
336 memset(to->di_pad, 0, sizeof(to->di_pad));
337 memset(to->di_pad3, 0, sizeof(to->di_pad3));
338 to->di_atime = xfs_inode_to_log_dinode_ts(ip, inode->i_atime);
339 to->di_mtime = xfs_inode_to_log_dinode_ts(ip, inode->i_mtime);
340 to->di_ctime = xfs_inode_to_log_dinode_ts(ip, inode->i_ctime);
341 to->di_nlink = inode->i_nlink;
342 to->di_gen = inode->i_generation;
343 to->di_mode = inode->i_mode;
344
345 to->di_size = from->di_size;
346 to->di_nblocks = from->di_nblocks;
347 to->di_extsize = from->di_extsize;
348 to->di_nextents = xfs_ifork_nextents(&ip->i_df);
349 to->di_anextents = xfs_ifork_nextents(ip->i_afp);
350 to->di_forkoff = from->di_forkoff;
351 to->di_aformat = xfs_ifork_format(ip->i_afp);
352 to->di_dmevmask = from->di_dmevmask;
353 to->di_dmstate = from->di_dmstate;
354 to->di_flags = from->di_flags;
355
356
357 to->di_next_unlinked = NULLAGINO;
358
359 if (xfs_sb_version_has_v3inode(&ip->i_mount->m_sb)) {
360 to->di_version = 3;
361 to->di_changecount = inode_peek_iversion(inode);
362 to->di_crtime = xfs_inode_to_log_dinode_ts(ip, from->di_crtime);
363 to->di_flags2 = from->di_flags2;
364 to->di_cowextsize = from->di_cowextsize;
365 to->di_ino = ip->i_ino;
366 to->di_lsn = lsn;
367 memset(to->di_pad2, 0, sizeof(to->di_pad2));
368 uuid_copy(&to->di_uuid, &ip->i_mount->m_sb.sb_meta_uuid);
369 to->di_flushiter = 0;
370 } else {
371 to->di_version = 2;
372 to->di_flushiter = from->di_flushiter;
373 }
374}
375
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378
379
380
381static void
382xfs_inode_item_format_core(
383 struct xfs_inode *ip,
384 struct xfs_log_vec *lv,
385 struct xfs_log_iovec **vecp)
386{
387 struct xfs_log_dinode *dic;
388
389 dic = xlog_prepare_iovec(lv, vecp, XLOG_REG_TYPE_ICORE);
390 xfs_inode_to_log_dinode(ip, dic, ip->i_itemp->ili_item.li_lsn);
391 xlog_finish_iovec(lv, *vecp, xfs_log_dinode_size(ip->i_mount));
392}
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404
405
406STATIC void
407xfs_inode_item_format(
408 struct xfs_log_item *lip,
409 struct xfs_log_vec *lv)
410{
411 struct xfs_inode_log_item *iip = INODE_ITEM(lip);
412 struct xfs_inode *ip = iip->ili_inode;
413 struct xfs_log_iovec *vecp = NULL;
414 struct xfs_inode_log_format *ilf;
415
416 ilf = xlog_prepare_iovec(lv, &vecp, XLOG_REG_TYPE_IFORMAT);
417 ilf->ilf_type = XFS_LI_INODE;
418 ilf->ilf_ino = ip->i_ino;
419 ilf->ilf_blkno = ip->i_imap.im_blkno;
420 ilf->ilf_len = ip->i_imap.im_len;
421 ilf->ilf_boffset = ip->i_imap.im_boffset;
422 ilf->ilf_fields = XFS_ILOG_CORE;
423 ilf->ilf_size = 2;
424
425
426
427
428
429 ilf->ilf_dsize = 0;
430 ilf->ilf_asize = 0;
431 ilf->ilf_pad = 0;
432 memset(&ilf->ilf_u, 0, sizeof(ilf->ilf_u));
433
434 xlog_finish_iovec(lv, vecp, sizeof(*ilf));
435
436 xfs_inode_item_format_core(ip, lv, &vecp);
437 xfs_inode_item_format_data_fork(iip, ilf, lv, &vecp);
438 if (XFS_IFORK_Q(ip)) {
439 xfs_inode_item_format_attr_fork(iip, ilf, lv, &vecp);
440 } else {
441 iip->ili_fields &=
442 ~(XFS_ILOG_ADATA | XFS_ILOG_ABROOT | XFS_ILOG_AEXT);
443 }
444
445
446 ilf->ilf_fields |= (iip->ili_fields & ~XFS_ILOG_TIMESTAMP);
447}
448
449
450
451
452
453STATIC void
454xfs_inode_item_pin(
455 struct xfs_log_item *lip)
456{
457 struct xfs_inode *ip = INODE_ITEM(lip)->ili_inode;
458
459 ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
460 ASSERT(lip->li_buf);
461
462 trace_xfs_inode_pin(ip, _RET_IP_);
463 atomic_inc(&ip->i_pincount);
464}
465
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477
478
479STATIC void
480xfs_inode_item_unpin(
481 struct xfs_log_item *lip,
482 int remove)
483{
484 struct xfs_inode *ip = INODE_ITEM(lip)->ili_inode;
485
486 trace_xfs_inode_unpin(ip, _RET_IP_);
487 ASSERT(lip->li_buf || xfs_iflags_test(ip, XFS_ISTALE));
488 ASSERT(atomic_read(&ip->i_pincount) > 0);
489 if (atomic_dec_and_test(&ip->i_pincount))
490 wake_up_bit(&ip->i_flags, __XFS_IPINNED_BIT);
491}
492
493STATIC uint
494xfs_inode_item_push(
495 struct xfs_log_item *lip,
496 struct list_head *buffer_list)
497 __releases(&lip->li_ailp->ail_lock)
498 __acquires(&lip->li_ailp->ail_lock)
499{
500 struct xfs_inode_log_item *iip = INODE_ITEM(lip);
501 struct xfs_inode *ip = iip->ili_inode;
502 struct xfs_buf *bp = lip->li_buf;
503 uint rval = XFS_ITEM_SUCCESS;
504 int error;
505
506 ASSERT(iip->ili_item.li_buf);
507
508 if (xfs_ipincount(ip) > 0 || xfs_buf_ispinned(bp) ||
509 (ip->i_flags & XFS_ISTALE))
510 return XFS_ITEM_PINNED;
511
512 if (xfs_iflags_test(ip, XFS_IFLUSHING))
513 return XFS_ITEM_FLUSHING;
514
515 if (!xfs_buf_trylock(bp))
516 return XFS_ITEM_LOCKED;
517
518 spin_unlock(&lip->li_ailp->ail_lock);
519
520
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522
523
524
525
526 xfs_buf_hold(bp);
527 error = xfs_iflush_cluster(bp);
528 if (!error) {
529 if (!xfs_buf_delwri_queue(bp, buffer_list))
530 rval = XFS_ITEM_FLUSHING;
531 xfs_buf_relse(bp);
532 } else {
533
534
535
536
537 if (error == -EAGAIN)
538 xfs_buf_relse(bp);
539 rval = XFS_ITEM_LOCKED;
540 }
541
542 spin_lock(&lip->li_ailp->ail_lock);
543 return rval;
544}
545
546
547
548
549STATIC void
550xfs_inode_item_release(
551 struct xfs_log_item *lip)
552{
553 struct xfs_inode_log_item *iip = INODE_ITEM(lip);
554 struct xfs_inode *ip = iip->ili_inode;
555 unsigned short lock_flags;
556
557 ASSERT(ip->i_itemp != NULL);
558 ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
559
560 lock_flags = iip->ili_lock_flags;
561 iip->ili_lock_flags = 0;
562 if (lock_flags)
563 xfs_iunlock(ip, lock_flags);
564}
565
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587
588STATIC xfs_lsn_t
589xfs_inode_item_committed(
590 struct xfs_log_item *lip,
591 xfs_lsn_t lsn)
592{
593 struct xfs_inode_log_item *iip = INODE_ITEM(lip);
594 struct xfs_inode *ip = iip->ili_inode;
595
596 if (xfs_iflags_test(ip, XFS_ISTALE)) {
597 xfs_inode_item_unpin(lip, 0);
598 return -1;
599 }
600 return lsn;
601}
602
603STATIC void
604xfs_inode_item_committing(
605 struct xfs_log_item *lip,
606 xfs_lsn_t commit_lsn)
607{
608 INODE_ITEM(lip)->ili_last_lsn = commit_lsn;
609 return xfs_inode_item_release(lip);
610}
611
612static const struct xfs_item_ops xfs_inode_item_ops = {
613 .iop_size = xfs_inode_item_size,
614 .iop_format = xfs_inode_item_format,
615 .iop_pin = xfs_inode_item_pin,
616 .iop_unpin = xfs_inode_item_unpin,
617 .iop_release = xfs_inode_item_release,
618 .iop_committed = xfs_inode_item_committed,
619 .iop_push = xfs_inode_item_push,
620 .iop_committing = xfs_inode_item_committing,
621};
622
623
624
625
626
627void
628xfs_inode_item_init(
629 struct xfs_inode *ip,
630 struct xfs_mount *mp)
631{
632 struct xfs_inode_log_item *iip;
633
634 ASSERT(ip->i_itemp == NULL);
635 iip = ip->i_itemp = kmem_cache_zalloc(xfs_ili_zone,
636 GFP_KERNEL | __GFP_NOFAIL);
637
638 iip->ili_inode = ip;
639 spin_lock_init(&iip->ili_lock);
640 xfs_log_item_init(mp, &iip->ili_item, XFS_LI_INODE,
641 &xfs_inode_item_ops);
642}
643
644
645
646
647void
648xfs_inode_item_destroy(
649 struct xfs_inode *ip)
650{
651 struct xfs_inode_log_item *iip = ip->i_itemp;
652
653 ASSERT(iip->ili_item.li_buf == NULL);
654
655 ip->i_itemp = NULL;
656 kmem_free(iip->ili_item.li_lv_shadow);
657 kmem_cache_free(xfs_ili_zone, iip);
658}
659
660
661
662
663
664
665
666static void
667xfs_iflush_ail_updates(
668 struct xfs_ail *ailp,
669 struct list_head *list)
670{
671 struct xfs_log_item *lip;
672 xfs_lsn_t tail_lsn = 0;
673
674
675 spin_lock(&ailp->ail_lock);
676 list_for_each_entry(lip, list, li_bio_list) {
677 xfs_lsn_t lsn;
678
679 clear_bit(XFS_LI_FAILED, &lip->li_flags);
680 if (INODE_ITEM(lip)->ili_flush_lsn != lip->li_lsn)
681 continue;
682
683 lsn = xfs_ail_delete_one(ailp, lip);
684 if (!tail_lsn && lsn)
685 tail_lsn = lsn;
686 }
687 xfs_ail_update_finish(ailp, tail_lsn);
688}
689
690
691
692
693
694
695
696static void
697xfs_iflush_finish(
698 struct xfs_buf *bp,
699 struct list_head *list)
700{
701 struct xfs_log_item *lip, *n;
702
703 list_for_each_entry_safe(lip, n, list, li_bio_list) {
704 struct xfs_inode_log_item *iip = INODE_ITEM(lip);
705 bool drop_buffer = false;
706
707 spin_lock(&iip->ili_lock);
708
709
710
711
712
713
714 ASSERT(iip->ili_item.li_buf == bp);
715 if (!iip->ili_fields) {
716 iip->ili_item.li_buf = NULL;
717 list_del_init(&lip->li_bio_list);
718 drop_buffer = true;
719 }
720 iip->ili_last_fields = 0;
721 iip->ili_flush_lsn = 0;
722 spin_unlock(&iip->ili_lock);
723 xfs_iflags_clear(iip->ili_inode, XFS_IFLUSHING);
724 if (drop_buffer)
725 xfs_buf_rele(bp);
726 }
727}
728
729
730
731
732
733
734void
735xfs_buf_inode_iodone(
736 struct xfs_buf *bp)
737{
738 struct xfs_log_item *lip, *n;
739 LIST_HEAD(flushed_inodes);
740 LIST_HEAD(ail_updates);
741
742
743
744
745
746 list_for_each_entry_safe(lip, n, &bp->b_li_list, li_bio_list) {
747 struct xfs_inode_log_item *iip = INODE_ITEM(lip);
748
749 if (xfs_iflags_test(iip->ili_inode, XFS_ISTALE)) {
750 xfs_iflush_abort(iip->ili_inode);
751 continue;
752 }
753 if (!iip->ili_last_fields)
754 continue;
755
756
757 if (iip->ili_flush_lsn == lip->li_lsn ||
758 test_bit(XFS_LI_FAILED, &lip->li_flags))
759 list_move_tail(&lip->li_bio_list, &ail_updates);
760 else
761 list_move_tail(&lip->li_bio_list, &flushed_inodes);
762 }
763
764 if (!list_empty(&ail_updates)) {
765 xfs_iflush_ail_updates(bp->b_mount->m_ail, &ail_updates);
766 list_splice_tail(&ail_updates, &flushed_inodes);
767 }
768
769 xfs_iflush_finish(bp, &flushed_inodes);
770 if (!list_empty(&flushed_inodes))
771 list_splice_tail(&flushed_inodes, &bp->b_li_list);
772}
773
774void
775xfs_buf_inode_io_fail(
776 struct xfs_buf *bp)
777{
778 struct xfs_log_item *lip;
779
780 list_for_each_entry(lip, &bp->b_li_list, li_bio_list)
781 set_bit(XFS_LI_FAILED, &lip->li_flags);
782}
783
784
785
786
787
788
789
790void
791xfs_iflush_abort(
792 struct xfs_inode *ip)
793{
794 struct xfs_inode_log_item *iip = ip->i_itemp;
795 struct xfs_buf *bp = NULL;
796
797 if (iip) {
798
799
800
801
802
803 clear_bit(XFS_LI_FAILED, &iip->ili_item.li_flags);
804 xfs_trans_ail_delete(&iip->ili_item, 0);
805
806
807
808
809
810 spin_lock(&iip->ili_lock);
811 iip->ili_last_fields = 0;
812 iip->ili_fields = 0;
813 iip->ili_fsync_fields = 0;
814 iip->ili_flush_lsn = 0;
815 bp = iip->ili_item.li_buf;
816 iip->ili_item.li_buf = NULL;
817 list_del_init(&iip->ili_item.li_bio_list);
818 spin_unlock(&iip->ili_lock);
819 }
820 xfs_iflags_clear(ip, XFS_IFLUSHING);
821 if (bp)
822 xfs_buf_rele(bp);
823}
824
825
826
827
828
829int
830xfs_inode_item_format_convert(
831 struct xfs_log_iovec *buf,
832 struct xfs_inode_log_format *in_f)
833{
834 struct xfs_inode_log_format_32 *in_f32 = buf->i_addr;
835
836 if (buf->i_len != sizeof(*in_f32)) {
837 XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, NULL);
838 return -EFSCORRUPTED;
839 }
840
841 in_f->ilf_type = in_f32->ilf_type;
842 in_f->ilf_size = in_f32->ilf_size;
843 in_f->ilf_fields = in_f32->ilf_fields;
844 in_f->ilf_asize = in_f32->ilf_asize;
845 in_f->ilf_dsize = in_f32->ilf_dsize;
846 in_f->ilf_ino = in_f32->ilf_ino;
847 memcpy(&in_f->ilf_u, &in_f32->ilf_u, sizeof(in_f->ilf_u));
848 in_f->ilf_blkno = in_f32->ilf_blkno;
849 in_f->ilf_len = in_f32->ilf_len;
850 in_f->ilf_boffset = in_f32->ilf_boffset;
851 return 0;
852}
853