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18#ifndef __XFS_TRANS_H__
19#define __XFS_TRANS_H__
20
21struct xfs_log_item;
22
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31
32typedef struct xfs_trans_header {
33 uint th_magic;
34 uint th_type;
35 __int32_t th_tid;
36 uint th_num_items;
37} xfs_trans_header_t;
38
39#define XFS_TRANS_HEADER_MAGIC 0x5452414e
40
41
42
43
44#define XFS_LI_EFI 0x1236
45#define XFS_LI_EFD 0x1237
46#define XFS_LI_IUNLINK 0x1238
47#define XFS_LI_INODE 0x123b
48#define XFS_LI_BUF 0x123c
49#define XFS_LI_DQUOT 0x123d
50#define XFS_LI_QUOTAOFF 0x123e
51
52#define XFS_LI_TYPE_DESC \
53 { XFS_LI_EFI, "XFS_LI_EFI" }, \
54 { XFS_LI_EFD, "XFS_LI_EFD" }, \
55 { XFS_LI_IUNLINK, "XFS_LI_IUNLINK" }, \
56 { XFS_LI_INODE, "XFS_LI_INODE" }, \
57 { XFS_LI_BUF, "XFS_LI_BUF" }, \
58 { XFS_LI_DQUOT, "XFS_LI_DQUOT" }, \
59 { XFS_LI_QUOTAOFF, "XFS_LI_QUOTAOFF" }
60
61
62
63
64#define XFS_TRANS_SETATTR_NOT_SIZE 1
65#define XFS_TRANS_SETATTR_SIZE 2
66#define XFS_TRANS_INACTIVE 3
67#define XFS_TRANS_CREATE 4
68#define XFS_TRANS_CREATE_TRUNC 5
69#define XFS_TRANS_TRUNCATE_FILE 6
70#define XFS_TRANS_REMOVE 7
71#define XFS_TRANS_LINK 8
72#define XFS_TRANS_RENAME 9
73#define XFS_TRANS_MKDIR 10
74#define XFS_TRANS_RMDIR 11
75#define XFS_TRANS_SYMLINK 12
76#define XFS_TRANS_SET_DMATTRS 13
77#define XFS_TRANS_GROWFS 14
78#define XFS_TRANS_STRAT_WRITE 15
79#define XFS_TRANS_DIOSTRAT 16
80
81#define XFS_TRANS_WRITEID 18
82#define XFS_TRANS_ADDAFORK 19
83#define XFS_TRANS_ATTRINVAL 20
84#define XFS_TRANS_ATRUNCATE 21
85#define XFS_TRANS_ATTR_SET 22
86#define XFS_TRANS_ATTR_RM 23
87#define XFS_TRANS_ATTR_FLAG 24
88#define XFS_TRANS_CLEAR_AGI_BUCKET 25
89#define XFS_TRANS_QM_SBCHANGE 26
90
91
92
93
94#define XFS_TRANS_DUMMY1 27
95#define XFS_TRANS_DUMMY2 28
96#define XFS_TRANS_QM_QUOTAOFF 29
97#define XFS_TRANS_QM_DQALLOC 30
98#define XFS_TRANS_QM_SETQLIM 31
99#define XFS_TRANS_QM_DQCLUSTER 32
100#define XFS_TRANS_QM_QINOCREATE 33
101#define XFS_TRANS_QM_QUOTAOFF_END 34
102#define XFS_TRANS_SB_UNIT 35
103#define XFS_TRANS_FSYNC_TS 36
104#define XFS_TRANS_GROWFSRT_ALLOC 37
105#define XFS_TRANS_GROWFSRT_ZERO 38
106#define XFS_TRANS_GROWFSRT_FREE 39
107#define XFS_TRANS_SWAPEXT 40
108#define XFS_TRANS_SB_COUNT 41
109#define XFS_TRANS_CHECKPOINT 42
110#define XFS_TRANS_TYPE_MAX 42
111
112
113#define XFS_TRANS_TYPES \
114 { XFS_TRANS_SETATTR_NOT_SIZE, "SETATTR_NOT_SIZE" }, \
115 { XFS_TRANS_SETATTR_SIZE, "SETATTR_SIZE" }, \
116 { XFS_TRANS_INACTIVE, "INACTIVE" }, \
117 { XFS_TRANS_CREATE, "CREATE" }, \
118 { XFS_TRANS_CREATE_TRUNC, "CREATE_TRUNC" }, \
119 { XFS_TRANS_TRUNCATE_FILE, "TRUNCATE_FILE" }, \
120 { XFS_TRANS_REMOVE, "REMOVE" }, \
121 { XFS_TRANS_LINK, "LINK" }, \
122 { XFS_TRANS_RENAME, "RENAME" }, \
123 { XFS_TRANS_MKDIR, "MKDIR" }, \
124 { XFS_TRANS_RMDIR, "RMDIR" }, \
125 { XFS_TRANS_SYMLINK, "SYMLINK" }, \
126 { XFS_TRANS_SET_DMATTRS, "SET_DMATTRS" }, \
127 { XFS_TRANS_GROWFS, "GROWFS" }, \
128 { XFS_TRANS_STRAT_WRITE, "STRAT_WRITE" }, \
129 { XFS_TRANS_DIOSTRAT, "DIOSTRAT" }, \
130 { XFS_TRANS_WRITEID, "WRITEID" }, \
131 { XFS_TRANS_ADDAFORK, "ADDAFORK" }, \
132 { XFS_TRANS_ATTRINVAL, "ATTRINVAL" }, \
133 { XFS_TRANS_ATRUNCATE, "ATRUNCATE" }, \
134 { XFS_TRANS_ATTR_SET, "ATTR_SET" }, \
135 { XFS_TRANS_ATTR_RM, "ATTR_RM" }, \
136 { XFS_TRANS_ATTR_FLAG, "ATTR_FLAG" }, \
137 { XFS_TRANS_CLEAR_AGI_BUCKET, "CLEAR_AGI_BUCKET" }, \
138 { XFS_TRANS_QM_SBCHANGE, "QM_SBCHANGE" }, \
139 { XFS_TRANS_QM_QUOTAOFF, "QM_QUOTAOFF" }, \
140 { XFS_TRANS_QM_DQALLOC, "QM_DQALLOC" }, \
141 { XFS_TRANS_QM_SETQLIM, "QM_SETQLIM" }, \
142 { XFS_TRANS_QM_DQCLUSTER, "QM_DQCLUSTER" }, \
143 { XFS_TRANS_QM_QINOCREATE, "QM_QINOCREATE" }, \
144 { XFS_TRANS_QM_QUOTAOFF_END, "QM_QOFF_END" }, \
145 { XFS_TRANS_SB_UNIT, "SB_UNIT" }, \
146 { XFS_TRANS_FSYNC_TS, "FSYNC_TS" }, \
147 { XFS_TRANS_GROWFSRT_ALLOC, "GROWFSRT_ALLOC" }, \
148 { XFS_TRANS_GROWFSRT_ZERO, "GROWFSRT_ZERO" }, \
149 { XFS_TRANS_GROWFSRT_FREE, "GROWFSRT_FREE" }, \
150 { XFS_TRANS_SWAPEXT, "SWAPEXT" }, \
151 { XFS_TRANS_SB_COUNT, "SB_COUNT" }, \
152 { XFS_TRANS_CHECKPOINT, "CHECKPOINT" }, \
153 { XFS_TRANS_DUMMY1, "DUMMY1" }, \
154 { XFS_TRANS_DUMMY2, "DUMMY2" }, \
155 { XLOG_UNMOUNT_REC_TYPE, "UNMOUNT" }
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162
163
164struct xfs_log_item_desc {
165 struct xfs_log_item *lid_item;
166 struct list_head lid_trans;
167 unsigned char lid_flags;
168};
169
170#define XFS_LID_DIRTY 0x1
171
172#define XFS_TRANS_MAGIC 0x5452414E
173
174
175
176#define XFS_TRANS_DIRTY 0x01
177#define XFS_TRANS_SB_DIRTY 0x02
178#define XFS_TRANS_PERM_LOG_RES 0x04
179#define XFS_TRANS_SYNC 0x08
180#define XFS_TRANS_DQ_DIRTY 0x10
181#define XFS_TRANS_RESERVE 0x20
182
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184
185
186#define XFS_TRANS_RELEASE_LOG_RES 0x4
187#define XFS_TRANS_ABORT 0x8
188
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191
192#define XFS_TRANS_SB_ICOUNT 0x00000001
193#define XFS_TRANS_SB_IFREE 0x00000002
194#define XFS_TRANS_SB_FDBLOCKS 0x00000004
195#define XFS_TRANS_SB_RES_FDBLOCKS 0x00000008
196#define XFS_TRANS_SB_FREXTENTS 0x00000010
197#define XFS_TRANS_SB_RES_FREXTENTS 0x00000020
198#define XFS_TRANS_SB_DBLOCKS 0x00000040
199#define XFS_TRANS_SB_AGCOUNT 0x00000080
200#define XFS_TRANS_SB_IMAXPCT 0x00000100
201#define XFS_TRANS_SB_REXTSIZE 0x00000200
202#define XFS_TRANS_SB_RBMBLOCKS 0x00000400
203#define XFS_TRANS_SB_RBLOCKS 0x00000800
204#define XFS_TRANS_SB_REXTENTS 0x00001000
205#define XFS_TRANS_SB_REXTSLOG 0x00002000
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212
213#define XFS_ALLOCFREE_LOG_RES(mp,nx) \
214 ((nx) * (2 * XFS_FSB_TO_B((mp), 2 * XFS_AG_MAXLEVELS(mp) - 1)))
215#define XFS_ALLOCFREE_LOG_COUNT(mp,nx) \
216 ((nx) * (2 * (2 * XFS_AG_MAXLEVELS(mp) - 1)))
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224
225#define XFS_DIROP_LOG_RES(mp) \
226 (XFS_FSB_TO_B(mp, XFS_DAENTER_BLOCKS(mp, XFS_DATA_FORK)) + \
227 (XFS_FSB_TO_B(mp, XFS_DAENTER_BMAPS(mp, XFS_DATA_FORK) + 1)))
228#define XFS_DIROP_LOG_COUNT(mp) \
229 (XFS_DAENTER_BLOCKS(mp, XFS_DATA_FORK) + \
230 XFS_DAENTER_BMAPS(mp, XFS_DATA_FORK) + 1)
231
232
233#define XFS_WRITE_LOG_RES(mp) ((mp)->m_reservations.tr_write)
234#define XFS_ITRUNCATE_LOG_RES(mp) ((mp)->m_reservations.tr_itruncate)
235#define XFS_RENAME_LOG_RES(mp) ((mp)->m_reservations.tr_rename)
236#define XFS_LINK_LOG_RES(mp) ((mp)->m_reservations.tr_link)
237#define XFS_REMOVE_LOG_RES(mp) ((mp)->m_reservations.tr_remove)
238#define XFS_SYMLINK_LOG_RES(mp) ((mp)->m_reservations.tr_symlink)
239#define XFS_CREATE_LOG_RES(mp) ((mp)->m_reservations.tr_create)
240#define XFS_MKDIR_LOG_RES(mp) ((mp)->m_reservations.tr_mkdir)
241#define XFS_IFREE_LOG_RES(mp) ((mp)->m_reservations.tr_ifree)
242#define XFS_ICHANGE_LOG_RES(mp) ((mp)->m_reservations.tr_ichange)
243#define XFS_GROWDATA_LOG_RES(mp) ((mp)->m_reservations.tr_growdata)
244#define XFS_GROWRTALLOC_LOG_RES(mp) ((mp)->m_reservations.tr_growrtalloc)
245#define XFS_GROWRTZERO_LOG_RES(mp) ((mp)->m_reservations.tr_growrtzero)
246#define XFS_GROWRTFREE_LOG_RES(mp) ((mp)->m_reservations.tr_growrtfree)
247#define XFS_SWRITE_LOG_RES(mp) ((mp)->m_reservations.tr_swrite)
248
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251
252#define XFS_FSYNC_TS_LOG_RES(mp) ((mp)->m_reservations.tr_swrite)
253#define XFS_WRITEID_LOG_RES(mp) ((mp)->m_reservations.tr_swrite)
254#define XFS_ADDAFORK_LOG_RES(mp) ((mp)->m_reservations.tr_addafork)
255#define XFS_ATTRINVAL_LOG_RES(mp) ((mp)->m_reservations.tr_attrinval)
256#define XFS_ATTRSET_LOG_RES(mp, ext) \
257 ((mp)->m_reservations.tr_attrset + \
258 (ext * (mp)->m_sb.sb_sectsize) + \
259 (ext * XFS_FSB_TO_B((mp), XFS_BM_MAXLEVELS(mp, XFS_ATTR_FORK))) + \
260 (128 * (ext + (ext * XFS_BM_MAXLEVELS(mp, XFS_ATTR_FORK)))))
261#define XFS_ATTRRM_LOG_RES(mp) ((mp)->m_reservations.tr_attrrm)
262#define XFS_CLEAR_AGI_BUCKET_LOG_RES(mp) ((mp)->m_reservations.tr_clearagi)
263
264
265
266
267
268#define XFS_DEFAULT_LOG_COUNT 1
269#define XFS_DEFAULT_PERM_LOG_COUNT 2
270#define XFS_ITRUNCATE_LOG_COUNT 2
271#define XFS_INACTIVE_LOG_COUNT 2
272#define XFS_CREATE_LOG_COUNT 2
273#define XFS_MKDIR_LOG_COUNT 3
274#define XFS_SYMLINK_LOG_COUNT 3
275#define XFS_REMOVE_LOG_COUNT 2
276#define XFS_LINK_LOG_COUNT 2
277#define XFS_RENAME_LOG_COUNT 2
278#define XFS_WRITE_LOG_COUNT 2
279#define XFS_ADDAFORK_LOG_COUNT 2
280#define XFS_ATTRINVAL_LOG_COUNT 1
281#define XFS_ATTRSET_LOG_COUNT 3
282#define XFS_ATTRRM_LOG_COUNT 3
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288
289#define XFS_AGF_REF 4
290#define XFS_AGI_REF 4
291#define XFS_AGFL_REF 3
292#define XFS_INO_BTREE_REF 3
293#define XFS_ALLOC_BTREE_REF 2
294#define XFS_BMAP_BTREE_REF 2
295#define XFS_DIR_BTREE_REF 2
296#define XFS_INO_REF 2
297#define XFS_ATTR_BTREE_REF 1
298#define XFS_DQUOT_REF 1
299
300#ifdef __KERNEL__
301
302struct xfs_buf;
303struct xfs_buftarg;
304struct xfs_efd_log_item;
305struct xfs_efi_log_item;
306struct xfs_inode;
307struct xfs_item_ops;
308struct xfs_log_iovec;
309struct xfs_log_item_desc;
310struct xfs_mount;
311struct xfs_trans;
312struct xfs_dquot_acct;
313struct xfs_busy_extent;
314
315typedef struct xfs_log_item {
316 struct list_head li_ail;
317 xfs_lsn_t li_lsn;
318 struct xfs_log_item_desc *li_desc;
319 struct xfs_mount *li_mountp;
320 struct xfs_ail *li_ailp;
321 uint li_type;
322 uint li_flags;
323 struct xfs_log_item *li_bio_list;
324 void (*li_cb)(struct xfs_buf *,
325 struct xfs_log_item *);
326
327
328 const struct xfs_item_ops *li_ops;
329
330
331 struct list_head li_cil;
332 struct xfs_log_vec *li_lv;
333 xfs_lsn_t li_seq;
334} xfs_log_item_t;
335
336#define XFS_LI_IN_AIL 0x1
337#define XFS_LI_ABORTED 0x2
338
339#define XFS_LI_FLAGS \
340 { XFS_LI_IN_AIL, "IN_AIL" }, \
341 { XFS_LI_ABORTED, "ABORTED" }
342
343struct xfs_item_ops {
344 uint (*iop_size)(xfs_log_item_t *);
345 void (*iop_format)(xfs_log_item_t *, struct xfs_log_iovec *);
346 void (*iop_pin)(xfs_log_item_t *);
347 void (*iop_unpin)(xfs_log_item_t *, int remove);
348 uint (*iop_push)(struct xfs_log_item *, struct list_head *);
349 void (*iop_unlock)(xfs_log_item_t *);
350 xfs_lsn_t (*iop_committed)(xfs_log_item_t *, xfs_lsn_t);
351 void (*iop_committing)(xfs_log_item_t *, xfs_lsn_t);
352};
353
354#define IOP_SIZE(ip) (*(ip)->li_ops->iop_size)(ip)
355#define IOP_FORMAT(ip,vp) (*(ip)->li_ops->iop_format)(ip, vp)
356#define IOP_PIN(ip) (*(ip)->li_ops->iop_pin)(ip)
357#define IOP_UNPIN(ip, remove) (*(ip)->li_ops->iop_unpin)(ip, remove)
358#define IOP_PUSH(ip, list) (*(ip)->li_ops->iop_push)(ip, list)
359#define IOP_UNLOCK(ip) (*(ip)->li_ops->iop_unlock)(ip)
360#define IOP_COMMITTED(ip, lsn) (*(ip)->li_ops->iop_committed)(ip, lsn)
361#define IOP_COMMITTING(ip, lsn) (*(ip)->li_ops->iop_committing)(ip, lsn)
362
363
364
365
366#define XFS_ITEM_SUCCESS 0
367#define XFS_ITEM_PINNED 1
368#define XFS_ITEM_LOCKED 2
369#define XFS_ITEM_FLUSHING 3
370
371
372
373
374
375typedef void (*xfs_trans_callback_t)(struct xfs_trans *, void *);
376
377
378
379
380typedef struct xfs_trans {
381 unsigned int t_magic;
382 xfs_log_callback_t t_logcb;
383 unsigned int t_type;
384 unsigned int t_log_res;
385 unsigned int t_log_count;
386 unsigned int t_blk_res;
387 unsigned int t_blk_res_used;
388 unsigned int t_rtx_res;
389 unsigned int t_rtx_res_used;
390 struct xlog_ticket *t_ticket;
391 xfs_lsn_t t_lsn;
392
393 xfs_lsn_t t_commit_lsn;
394
395 struct xfs_mount *t_mountp;
396 struct xfs_dquot_acct *t_dqinfo;
397 unsigned int t_flags;
398 int64_t t_icount_delta;
399 int64_t t_ifree_delta;
400 int64_t t_fdblocks_delta;
401 int64_t t_res_fdblocks_delta;
402 int64_t t_frextents_delta;
403 int64_t t_res_frextents_delta;
404#ifdef DEBUG
405 int64_t t_ag_freeblks_delta;
406 int64_t t_ag_flist_delta;
407 int64_t t_ag_btree_delta;
408#endif
409 int64_t t_dblocks_delta;
410 int64_t t_agcount_delta;
411 int64_t t_imaxpct_delta;
412 int64_t t_rextsize_delta;
413 int64_t t_rbmblocks_delta;
414 int64_t t_rblocks_delta;
415 int64_t t_rextents_delta;
416 int64_t t_rextslog_delta;
417 struct list_head t_items;
418 xfs_trans_header_t t_header;
419 struct list_head t_busy;
420 unsigned long t_pflags;
421} xfs_trans_t;
422
423
424
425
426
427#define xfs_trans_get_log_res(tp) ((tp)->t_log_res)
428#define xfs_trans_get_log_count(tp) ((tp)->t_log_count)
429#define xfs_trans_get_block_res(tp) ((tp)->t_blk_res)
430#define xfs_trans_set_sync(tp) ((tp)->t_flags |= XFS_TRANS_SYNC)
431
432#ifdef DEBUG
433#define xfs_trans_agblocks_delta(tp, d) ((tp)->t_ag_freeblks_delta += (int64_t)d)
434#define xfs_trans_agflist_delta(tp, d) ((tp)->t_ag_flist_delta += (int64_t)d)
435#define xfs_trans_agbtree_delta(tp, d) ((tp)->t_ag_btree_delta += (int64_t)d)
436#else
437#define xfs_trans_agblocks_delta(tp, d)
438#define xfs_trans_agflist_delta(tp, d)
439#define xfs_trans_agbtree_delta(tp, d)
440#endif
441
442
443
444
445xfs_trans_t *xfs_trans_alloc(struct xfs_mount *, uint);
446xfs_trans_t *_xfs_trans_alloc(struct xfs_mount *, uint, xfs_km_flags_t);
447xfs_trans_t *xfs_trans_dup(xfs_trans_t *);
448int xfs_trans_reserve(xfs_trans_t *, uint, uint, uint,
449 uint, uint);
450void xfs_trans_mod_sb(xfs_trans_t *, uint, int64_t);
451struct xfs_buf *xfs_trans_get_buf(xfs_trans_t *, struct xfs_buftarg *, xfs_daddr_t,
452 int, uint);
453int xfs_trans_read_buf(struct xfs_mount *, xfs_trans_t *,
454 struct xfs_buftarg *, xfs_daddr_t, int, uint,
455 struct xfs_buf **);
456struct xfs_buf *xfs_trans_getsb(xfs_trans_t *, struct xfs_mount *, int);
457
458void xfs_trans_brelse(xfs_trans_t *, struct xfs_buf *);
459void xfs_trans_bjoin(xfs_trans_t *, struct xfs_buf *);
460void xfs_trans_bhold(xfs_trans_t *, struct xfs_buf *);
461void xfs_trans_bhold_release(xfs_trans_t *, struct xfs_buf *);
462void xfs_trans_binval(xfs_trans_t *, struct xfs_buf *);
463void xfs_trans_inode_buf(xfs_trans_t *, struct xfs_buf *);
464void xfs_trans_stale_inode_buf(xfs_trans_t *, struct xfs_buf *);
465void xfs_trans_dquot_buf(xfs_trans_t *, struct xfs_buf *, uint);
466void xfs_trans_inode_alloc_buf(xfs_trans_t *, struct xfs_buf *);
467void xfs_trans_ichgtime(struct xfs_trans *, struct xfs_inode *, int);
468void xfs_trans_ijoin(struct xfs_trans *, struct xfs_inode *, uint);
469void xfs_trans_log_buf(xfs_trans_t *, struct xfs_buf *, uint, uint);
470void xfs_trans_log_inode(xfs_trans_t *, struct xfs_inode *, uint);
471struct xfs_efi_log_item *xfs_trans_get_efi(xfs_trans_t *, uint);
472void xfs_efi_release(struct xfs_efi_log_item *, uint);
473void xfs_trans_log_efi_extent(xfs_trans_t *,
474 struct xfs_efi_log_item *,
475 xfs_fsblock_t,
476 xfs_extlen_t);
477struct xfs_efd_log_item *xfs_trans_get_efd(xfs_trans_t *,
478 struct xfs_efi_log_item *,
479 uint);
480void xfs_trans_log_efd_extent(xfs_trans_t *,
481 struct xfs_efd_log_item *,
482 xfs_fsblock_t,
483 xfs_extlen_t);
484int xfs_trans_commit(xfs_trans_t *, uint flags);
485void xfs_trans_cancel(xfs_trans_t *, int);
486int xfs_trans_ail_init(struct xfs_mount *);
487void xfs_trans_ail_destroy(struct xfs_mount *);
488
489extern kmem_zone_t *xfs_trans_zone;
490extern kmem_zone_t *xfs_log_item_desc_zone;
491
492#endif
493
494void xfs_trans_init(struct xfs_mount *);
495int xfs_trans_roll(struct xfs_trans **, struct xfs_inode *);
496
497#endif
498