writeback: pay attention to wbc->nr_to_write in write_cache_pages
[pandora-kernel.git] / include / trace / events / ext4.h
1 #undef TRACE_SYSTEM
2 #define TRACE_SYSTEM ext4
3
4 #if !defined(_TRACE_EXT4_H) || defined(TRACE_HEADER_MULTI_READ)
5 #define _TRACE_EXT4_H
6
7 #include <linux/writeback.h>
8 #include <linux/tracepoint.h>
9
10 struct ext4_allocation_context;
11 struct ext4_allocation_request;
12 struct ext4_prealloc_space;
13 struct ext4_inode_info;
14 struct mpage_da_data;
15
16 #define EXT4_I(inode) (container_of(inode, struct ext4_inode_info, vfs_inode))
17
18 TRACE_EVENT(ext4_free_inode,
19         TP_PROTO(struct inode *inode),
20
21         TP_ARGS(inode),
22
23         TP_STRUCT__entry(
24                 __field(        dev_t,  dev                     )
25                 __field(        ino_t,  ino                     )
26                 __field(        umode_t, mode                   )
27                 __field(        uid_t,  uid                     )
28                 __field(        gid_t,  gid                     )
29                 __field(        blkcnt_t, blocks                )
30         ),
31
32         TP_fast_assign(
33                 __entry->dev    = inode->i_sb->s_dev;
34                 __entry->ino    = inode->i_ino;
35                 __entry->mode   = inode->i_mode;
36                 __entry->uid    = inode->i_uid;
37                 __entry->gid    = inode->i_gid;
38                 __entry->blocks = inode->i_blocks;
39         ),
40
41         TP_printk("dev %s ino %lu mode 0%o uid %u gid %u blocks %llu",
42                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
43                   __entry->mode, __entry->uid, __entry->gid,
44                   (unsigned long long) __entry->blocks)
45 );
46
47 TRACE_EVENT(ext4_request_inode,
48         TP_PROTO(struct inode *dir, int mode),
49
50         TP_ARGS(dir, mode),
51
52         TP_STRUCT__entry(
53                 __field(        dev_t,  dev                     )
54                 __field(        ino_t,  dir                     )
55                 __field(        umode_t, mode                   )
56         ),
57
58         TP_fast_assign(
59                 __entry->dev    = dir->i_sb->s_dev;
60                 __entry->dir    = dir->i_ino;
61                 __entry->mode   = mode;
62         ),
63
64         TP_printk("dev %s dir %lu mode 0%o",
65                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->dir,
66                   __entry->mode)
67 );
68
69 TRACE_EVENT(ext4_allocate_inode,
70         TP_PROTO(struct inode *inode, struct inode *dir, int mode),
71
72         TP_ARGS(inode, dir, mode),
73
74         TP_STRUCT__entry(
75                 __field(        dev_t,  dev                     )
76                 __field(        ino_t,  ino                     )
77                 __field(        ino_t,  dir                     )
78                 __field(        umode_t, mode                   )
79         ),
80
81         TP_fast_assign(
82                 __entry->dev    = inode->i_sb->s_dev;
83                 __entry->ino    = inode->i_ino;
84                 __entry->dir    = dir->i_ino;
85                 __entry->mode   = mode;
86         ),
87
88         TP_printk("dev %s ino %lu dir %lu mode 0%o",
89                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
90                   (unsigned long) __entry->dir, __entry->mode)
91 );
92
93 DECLARE_EVENT_CLASS(ext4__write_begin,
94
95         TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
96                  unsigned int flags),
97
98         TP_ARGS(inode, pos, len, flags),
99
100         TP_STRUCT__entry(
101                 __field(        dev_t,  dev                     )
102                 __field(        ino_t,  ino                     )
103                 __field(        loff_t, pos                     )
104                 __field(        unsigned int, len               )
105                 __field(        unsigned int, flags             )
106         ),
107
108         TP_fast_assign(
109                 __entry->dev    = inode->i_sb->s_dev;
110                 __entry->ino    = inode->i_ino;
111                 __entry->pos    = pos;
112                 __entry->len    = len;
113                 __entry->flags  = flags;
114         ),
115
116         TP_printk("dev %s ino %lu pos %llu len %u flags %u",
117                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
118                   __entry->pos, __entry->len, __entry->flags)
119 );
120
121 DEFINE_EVENT(ext4__write_begin, ext4_write_begin,
122
123         TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
124                  unsigned int flags),
125
126         TP_ARGS(inode, pos, len, flags)
127 );
128
129 DEFINE_EVENT(ext4__write_begin, ext4_da_write_begin,
130
131         TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
132                  unsigned int flags),
133
134         TP_ARGS(inode, pos, len, flags)
135 );
136
137 DECLARE_EVENT_CLASS(ext4__write_end,
138         TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
139                         unsigned int copied),
140
141         TP_ARGS(inode, pos, len, copied),
142
143         TP_STRUCT__entry(
144                 __field(        dev_t,  dev                     )
145                 __field(        ino_t,  ino                     )
146                 __field(        loff_t, pos                     )
147                 __field(        unsigned int, len               )
148                 __field(        unsigned int, copied            )
149         ),
150
151         TP_fast_assign(
152                 __entry->dev    = inode->i_sb->s_dev;
153                 __entry->ino    = inode->i_ino;
154                 __entry->pos    = pos;
155                 __entry->len    = len;
156                 __entry->copied = copied;
157         ),
158
159         TP_printk("dev %s ino %lu pos %llu len %u copied %u",
160                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
161                   __entry->pos, __entry->len, __entry->copied)
162 );
163
164 DEFINE_EVENT(ext4__write_end, ext4_ordered_write_end,
165
166         TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
167                  unsigned int copied),
168
169         TP_ARGS(inode, pos, len, copied)
170 );
171
172 DEFINE_EVENT(ext4__write_end, ext4_writeback_write_end,
173
174         TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
175                  unsigned int copied),
176
177         TP_ARGS(inode, pos, len, copied)
178 );
179
180 DEFINE_EVENT(ext4__write_end, ext4_journalled_write_end,
181
182         TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
183                  unsigned int copied),
184
185         TP_ARGS(inode, pos, len, copied)
186 );
187
188 DEFINE_EVENT(ext4__write_end, ext4_da_write_end,
189
190         TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
191                  unsigned int copied),
192
193         TP_ARGS(inode, pos, len, copied)
194 );
195
196 TRACE_EVENT(ext4_writepage,
197         TP_PROTO(struct inode *inode, struct page *page),
198
199         TP_ARGS(inode, page),
200
201         TP_STRUCT__entry(
202                 __field(        dev_t,  dev                     )
203                 __field(        ino_t,  ino                     )
204                 __field(        pgoff_t, index                  )
205
206         ),
207
208         TP_fast_assign(
209                 __entry->dev    = inode->i_sb->s_dev;
210                 __entry->ino    = inode->i_ino;
211                 __entry->index  = page->index;
212         ),
213
214         TP_printk("dev %s ino %lu page_index %lu",
215                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
216                   __entry->index)
217 );
218
219 TRACE_EVENT(ext4_da_writepages,
220         TP_PROTO(struct inode *inode, struct writeback_control *wbc),
221
222         TP_ARGS(inode, wbc),
223
224         TP_STRUCT__entry(
225                 __field(        dev_t,  dev                     )
226                 __field(        ino_t,  ino                     )
227                 __field(        long,   nr_to_write             )
228                 __field(        long,   pages_skipped           )
229                 __field(        loff_t, range_start             )
230                 __field(        loff_t, range_end               )
231                 __field(        char,   nonblocking             )
232                 __field(        char,   for_kupdate             )
233                 __field(        char,   for_reclaim             )
234                 __field(        char,   range_cyclic            )
235                 __field(       pgoff_t, writeback_index         )
236         ),
237
238         TP_fast_assign(
239                 __entry->dev            = inode->i_sb->s_dev;
240                 __entry->ino            = inode->i_ino;
241                 __entry->nr_to_write    = wbc->nr_to_write;
242                 __entry->pages_skipped  = wbc->pages_skipped;
243                 __entry->range_start    = wbc->range_start;
244                 __entry->range_end      = wbc->range_end;
245                 __entry->nonblocking    = wbc->nonblocking;
246                 __entry->for_kupdate    = wbc->for_kupdate;
247                 __entry->for_reclaim    = wbc->for_reclaim;
248                 __entry->range_cyclic   = wbc->range_cyclic;
249                 __entry->writeback_index = inode->i_mapping->writeback_index;
250         ),
251
252         TP_printk("dev %s ino %lu nr_to_write %ld pages_skipped %ld range_start %llu range_end %llu nonblocking %d for_kupdate %d for_reclaim %d range_cyclic %d writeback_index %lu",
253                   jbd2_dev_to_name(__entry->dev),
254                   (unsigned long) __entry->ino, __entry->nr_to_write,
255                   __entry->pages_skipped, __entry->range_start,
256                   __entry->range_end, __entry->nonblocking,
257                   __entry->for_kupdate, __entry->for_reclaim,
258                   __entry->range_cyclic,
259                   (unsigned long) __entry->writeback_index)
260 );
261
262 TRACE_EVENT(ext4_da_write_pages,
263         TP_PROTO(struct inode *inode, struct mpage_da_data *mpd),
264
265         TP_ARGS(inode, mpd),
266
267         TP_STRUCT__entry(
268                 __field(        dev_t,  dev                     )
269                 __field(        ino_t,  ino                     )
270                 __field(        __u64,  b_blocknr               )
271                 __field(        __u32,  b_size                  )
272                 __field(        __u32,  b_state                 )
273                 __field(        unsigned long,  first_page      )
274                 __field(        int,    io_done                 )
275                 __field(        int,    pages_written           )
276         ),
277
278         TP_fast_assign(
279                 __entry->dev            = inode->i_sb->s_dev;
280                 __entry->ino            = inode->i_ino;
281                 __entry->b_blocknr      = mpd->b_blocknr;
282                 __entry->b_size         = mpd->b_size;
283                 __entry->b_state        = mpd->b_state;
284                 __entry->first_page     = mpd->first_page;
285                 __entry->io_done        = mpd->io_done;
286                 __entry->pages_written  = mpd->pages_written;
287         ),
288
289         TP_printk("dev %s ino %lu b_blocknr %llu b_size %u b_state 0x%04x first_page %lu io_done %d pages_written %d",
290                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
291                   __entry->b_blocknr, __entry->b_size,
292                   __entry->b_state, __entry->first_page,
293                   __entry->io_done, __entry->pages_written)
294 );
295
296 TRACE_EVENT(ext4_da_writepages_result,
297         TP_PROTO(struct inode *inode, struct writeback_control *wbc,
298                         int ret, int pages_written),
299
300         TP_ARGS(inode, wbc, ret, pages_written),
301
302         TP_STRUCT__entry(
303                 __field(        dev_t,  dev                     )
304                 __field(        ino_t,  ino                     )
305                 __field(        int,    ret                     )
306                 __field(        int,    pages_written           )
307                 __field(        long,   pages_skipped           )
308                 __field(        char,   more_io                 )       
309                 __field(       pgoff_t, writeback_index         )
310         ),
311
312         TP_fast_assign(
313                 __entry->dev            = inode->i_sb->s_dev;
314                 __entry->ino            = inode->i_ino;
315                 __entry->ret            = ret;
316                 __entry->pages_written  = pages_written;
317                 __entry->pages_skipped  = wbc->pages_skipped;
318                 __entry->more_io        = wbc->more_io;
319                 __entry->writeback_index = inode->i_mapping->writeback_index;
320         ),
321
322         TP_printk("dev %s ino %lu ret %d pages_written %d pages_skipped %ld more_io %d writeback_index %lu",
323                   jbd2_dev_to_name(__entry->dev),
324                   (unsigned long) __entry->ino, __entry->ret,
325                   __entry->pages_written, __entry->pages_skipped,
326                   __entry->more_io,
327                   (unsigned long) __entry->writeback_index)
328 );
329
330 TRACE_EVENT(ext4_discard_blocks,
331         TP_PROTO(struct super_block *sb, unsigned long long blk,
332                         unsigned long long count),
333
334         TP_ARGS(sb, blk, count),
335
336         TP_STRUCT__entry(
337                 __field(        dev_t,  dev                     )
338                 __field(        __u64,  blk                     )
339                 __field(        __u64,  count                   )
340
341         ),
342
343         TP_fast_assign(
344                 __entry->dev    = sb->s_dev;
345                 __entry->blk    = blk;
346                 __entry->count  = count;
347         ),
348
349         TP_printk("dev %s blk %llu count %llu",
350                   jbd2_dev_to_name(__entry->dev), __entry->blk, __entry->count)
351 );
352
353 DECLARE_EVENT_CLASS(ext4__mb_new_pa,
354         TP_PROTO(struct ext4_allocation_context *ac,
355                  struct ext4_prealloc_space *pa),
356
357         TP_ARGS(ac, pa),
358
359         TP_STRUCT__entry(
360                 __field(        dev_t,  dev                     )
361                 __field(        ino_t,  ino                     )
362                 __field(        __u64,  pa_pstart               )
363                 __field(        __u32,  pa_len                  )
364                 __field(        __u64,  pa_lstart               )
365
366         ),
367
368         TP_fast_assign(
369                 __entry->dev            = ac->ac_sb->s_dev;
370                 __entry->ino            = ac->ac_inode->i_ino;
371                 __entry->pa_pstart      = pa->pa_pstart;
372                 __entry->pa_len         = pa->pa_len;
373                 __entry->pa_lstart      = pa->pa_lstart;
374         ),
375
376         TP_printk("dev %s ino %lu pstart %llu len %u lstart %llu",
377                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
378                   __entry->pa_pstart, __entry->pa_len, __entry->pa_lstart)
379 );
380
381 DEFINE_EVENT(ext4__mb_new_pa, ext4_mb_new_inode_pa,
382
383         TP_PROTO(struct ext4_allocation_context *ac,
384                  struct ext4_prealloc_space *pa),
385
386         TP_ARGS(ac, pa)
387 );
388
389 DEFINE_EVENT(ext4__mb_new_pa, ext4_mb_new_group_pa,
390
391         TP_PROTO(struct ext4_allocation_context *ac,
392                  struct ext4_prealloc_space *pa),
393
394         TP_ARGS(ac, pa)
395 );
396
397 TRACE_EVENT(ext4_mb_release_inode_pa,
398         TP_PROTO(struct ext4_allocation_context *ac,
399                  struct ext4_prealloc_space *pa,
400                  unsigned long long block, unsigned int count),
401
402         TP_ARGS(ac, pa, block, count),
403
404         TP_STRUCT__entry(
405                 __field(        dev_t,  dev                     )
406                 __field(        ino_t,  ino                     )
407                 __field(        __u64,  block                   )
408                 __field(        __u32,  count                   )
409
410         ),
411
412         TP_fast_assign(
413                 __entry->dev            = ac->ac_sb->s_dev;
414                 __entry->ino            = ac->ac_inode->i_ino;
415                 __entry->block          = block;
416                 __entry->count          = count;
417         ),
418
419         TP_printk("dev %s ino %lu block %llu count %u",
420                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
421                   __entry->block, __entry->count)
422 );
423
424 TRACE_EVENT(ext4_mb_release_group_pa,
425         TP_PROTO(struct ext4_allocation_context *ac,
426                  struct ext4_prealloc_space *pa),
427
428         TP_ARGS(ac, pa),
429
430         TP_STRUCT__entry(
431                 __field(        dev_t,  dev                     )
432                 __field(        ino_t,  ino                     )
433                 __field(        __u64,  pa_pstart               )
434                 __field(        __u32,  pa_len                  )
435
436         ),
437
438         TP_fast_assign(
439                 __entry->dev            = ac->ac_sb->s_dev;
440                 __entry->ino            = ac->ac_inode->i_ino;
441                 __entry->pa_pstart      = pa->pa_pstart;
442                 __entry->pa_len         = pa->pa_len;
443         ),
444
445         TP_printk("dev %s pstart %llu len %u",
446                   jbd2_dev_to_name(__entry->dev), __entry->pa_pstart, __entry->pa_len)
447 );
448
449 TRACE_EVENT(ext4_discard_preallocations,
450         TP_PROTO(struct inode *inode),
451
452         TP_ARGS(inode),
453
454         TP_STRUCT__entry(
455                 __field(        dev_t,  dev                     )
456                 __field(        ino_t,  ino                     )
457
458         ),
459
460         TP_fast_assign(
461                 __entry->dev    = inode->i_sb->s_dev;
462                 __entry->ino    = inode->i_ino;
463         ),
464
465         TP_printk("dev %s ino %lu",
466                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino)
467 );
468
469 TRACE_EVENT(ext4_mb_discard_preallocations,
470         TP_PROTO(struct super_block *sb, int needed),
471
472         TP_ARGS(sb, needed),
473
474         TP_STRUCT__entry(
475                 __field(        dev_t,  dev                     )
476                 __field(        int,    needed                  )
477
478         ),
479
480         TP_fast_assign(
481                 __entry->dev    = sb->s_dev;
482                 __entry->needed = needed;
483         ),
484
485         TP_printk("dev %s needed %d",
486                   jbd2_dev_to_name(__entry->dev), __entry->needed)
487 );
488
489 TRACE_EVENT(ext4_request_blocks,
490         TP_PROTO(struct ext4_allocation_request *ar),
491
492         TP_ARGS(ar),
493
494         TP_STRUCT__entry(
495                 __field(        dev_t,  dev                     )
496                 __field(        ino_t,  ino                     )
497                 __field(        unsigned int, flags             )
498                 __field(        unsigned int, len               )
499                 __field(        __u64,  logical                 )
500                 __field(        __u64,  goal                    )
501                 __field(        __u64,  lleft                   )
502                 __field(        __u64,  lright                  )
503                 __field(        __u64,  pleft                   )
504                 __field(        __u64,  pright                  )
505         ),
506
507         TP_fast_assign(
508                 __entry->dev    = ar->inode->i_sb->s_dev;
509                 __entry->ino    = ar->inode->i_ino;
510                 __entry->flags  = ar->flags;
511                 __entry->len    = ar->len;
512                 __entry->logical = ar->logical;
513                 __entry->goal   = ar->goal;
514                 __entry->lleft  = ar->lleft;
515                 __entry->lright = ar->lright;
516                 __entry->pleft  = ar->pleft;
517                 __entry->pright = ar->pright;
518         ),
519
520         TP_printk("dev %s ino %lu flags %u len %u lblk %llu goal %llu lleft %llu lright %llu pleft %llu pright %llu ",
521                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
522                   __entry->flags, __entry->len,
523                   (unsigned long long) __entry->logical,
524                   (unsigned long long) __entry->goal,
525                   (unsigned long long) __entry->lleft,
526                   (unsigned long long) __entry->lright,
527                   (unsigned long long) __entry->pleft,
528                   (unsigned long long) __entry->pright)
529 );
530
531 TRACE_EVENT(ext4_allocate_blocks,
532         TP_PROTO(struct ext4_allocation_request *ar, unsigned long long block),
533
534         TP_ARGS(ar, block),
535
536         TP_STRUCT__entry(
537                 __field(        dev_t,  dev                     )
538                 __field(        ino_t,  ino                     )
539                 __field(        __u64,  block                   )
540                 __field(        unsigned int, flags             )
541                 __field(        unsigned int, len               )
542                 __field(        __u64,  logical                 )
543                 __field(        __u64,  goal                    )
544                 __field(        __u64,  lleft                   )
545                 __field(        __u64,  lright                  )
546                 __field(        __u64,  pleft                   )
547                 __field(        __u64,  pright                  )
548         ),
549
550         TP_fast_assign(
551                 __entry->dev    = ar->inode->i_sb->s_dev;
552                 __entry->ino    = ar->inode->i_ino;
553                 __entry->block  = block;
554                 __entry->flags  = ar->flags;
555                 __entry->len    = ar->len;
556                 __entry->logical = ar->logical;
557                 __entry->goal   = ar->goal;
558                 __entry->lleft  = ar->lleft;
559                 __entry->lright = ar->lright;
560                 __entry->pleft  = ar->pleft;
561                 __entry->pright = ar->pright;
562         ),
563
564         TP_printk("dev %s ino %lu flags %u len %u block %llu lblk %llu goal %llu lleft %llu lright %llu pleft %llu pright %llu ",
565                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
566                   __entry->flags, __entry->len, __entry->block,
567                   (unsigned long long) __entry->logical,
568                   (unsigned long long) __entry->goal,
569                   (unsigned long long) __entry->lleft,
570                   (unsigned long long) __entry->lright,
571                   (unsigned long long) __entry->pleft,
572                   (unsigned long long) __entry->pright)
573 );
574
575 TRACE_EVENT(ext4_free_blocks,
576         TP_PROTO(struct inode *inode, __u64 block, unsigned long count,
577                  int flags),
578
579         TP_ARGS(inode, block, count, flags),
580
581         TP_STRUCT__entry(
582                 __field(        dev_t,  dev                     )
583                 __field(        ino_t,  ino                     )
584                 __field(      umode_t, mode                     )
585                 __field(        __u64,  block                   )
586                 __field(        unsigned long,  count           )
587                 __field(         int,   flags                   )
588         ),
589
590         TP_fast_assign(
591                 __entry->dev            = inode->i_sb->s_dev;
592                 __entry->ino            = inode->i_ino;
593                 __entry->mode           = inode->i_mode;
594                 __entry->block          = block;
595                 __entry->count          = count;
596                 __entry->flags          = flags;
597         ),
598
599         TP_printk("dev %s ino %lu mode 0%o block %llu count %lu flags %d",
600                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
601                   __entry->mode, __entry->block, __entry->count,
602                   __entry->flags)
603 );
604
605 TRACE_EVENT(ext4_sync_file,
606         TP_PROTO(struct file *file, int datasync),
607
608         TP_ARGS(file, datasync),
609
610         TP_STRUCT__entry(
611                 __field(        dev_t,  dev                     )
612                 __field(        ino_t,  ino                     )
613                 __field(        ino_t,  parent                  )
614                 __field(        int,    datasync                )
615         ),
616
617         TP_fast_assign(
618                 struct dentry *dentry = file->f_path.dentry;
619
620                 __entry->dev            = dentry->d_inode->i_sb->s_dev;
621                 __entry->ino            = dentry->d_inode->i_ino;
622                 __entry->datasync       = datasync;
623                 __entry->parent         = dentry->d_parent->d_inode->i_ino;
624         ),
625
626         TP_printk("dev %s ino %ld parent %ld datasync %d ",
627                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
628                   (unsigned long) __entry->parent, __entry->datasync)
629 );
630
631 TRACE_EVENT(ext4_sync_fs,
632         TP_PROTO(struct super_block *sb, int wait),
633
634         TP_ARGS(sb, wait),
635
636         TP_STRUCT__entry(
637                 __field(        dev_t,  dev                     )
638                 __field(        int,    wait                    )
639
640         ),
641
642         TP_fast_assign(
643                 __entry->dev    = sb->s_dev;
644                 __entry->wait   = wait;
645         ),
646
647         TP_printk("dev %s wait %d", jbd2_dev_to_name(__entry->dev),
648                   __entry->wait)
649 );
650
651 TRACE_EVENT(ext4_alloc_da_blocks,
652         TP_PROTO(struct inode *inode),
653
654         TP_ARGS(inode),
655
656         TP_STRUCT__entry(
657                 __field(        dev_t,  dev                     )
658                 __field(        ino_t,  ino                     )
659                 __field( unsigned int,  data_blocks     )
660                 __field( unsigned int,  meta_blocks     )
661         ),
662
663         TP_fast_assign(
664                 __entry->dev    = inode->i_sb->s_dev;
665                 __entry->ino    = inode->i_ino;
666                 __entry->data_blocks = EXT4_I(inode)->i_reserved_data_blocks;
667                 __entry->meta_blocks = EXT4_I(inode)->i_reserved_meta_blocks;
668         ),
669
670         TP_printk("dev %s ino %lu data_blocks %u meta_blocks %u",
671                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
672                   __entry->data_blocks, __entry->meta_blocks)
673 );
674
675 TRACE_EVENT(ext4_mballoc_alloc,
676         TP_PROTO(struct ext4_allocation_context *ac),
677
678         TP_ARGS(ac),
679
680         TP_STRUCT__entry(
681                 __field(        dev_t,  dev                     )
682                 __field(        ino_t,  ino                     )
683                 __field(        __u16,  found                   )
684                 __field(        __u16,  groups                  )
685                 __field(        __u16,  buddy                   )
686                 __field(        __u16,  flags                   )
687                 __field(        __u16,  tail                    )
688                 __field(        __u8,   cr                      )
689                 __field(        __u32,  orig_logical            )
690                 __field(          int,  orig_start              )
691                 __field(        __u32,  orig_group              )
692                 __field(          int,  orig_len                )
693                 __field(        __u32,  goal_logical            )
694                 __field(          int,  goal_start              )
695                 __field(        __u32,  goal_group              )
696                 __field(          int,  goal_len                )
697                 __field(        __u32,  result_logical          )
698                 __field(          int,  result_start            )
699                 __field(        __u32,  result_group            )
700                 __field(          int,  result_len              )
701         ),
702
703         TP_fast_assign(
704                 __entry->dev            = ac->ac_inode->i_sb->s_dev;
705                 __entry->ino            = ac->ac_inode->i_ino;
706                 __entry->found          = ac->ac_found;
707                 __entry->flags          = ac->ac_flags;
708                 __entry->groups         = ac->ac_groups_scanned;
709                 __entry->buddy          = ac->ac_buddy;
710                 __entry->tail           = ac->ac_tail;
711                 __entry->cr             = ac->ac_criteria;
712                 __entry->orig_logical   = ac->ac_o_ex.fe_logical;
713                 __entry->orig_start     = ac->ac_o_ex.fe_start;
714                 __entry->orig_group     = ac->ac_o_ex.fe_group;
715                 __entry->orig_len       = ac->ac_o_ex.fe_len;
716                 __entry->goal_logical   = ac->ac_g_ex.fe_logical;
717                 __entry->goal_start     = ac->ac_g_ex.fe_start;
718                 __entry->goal_group     = ac->ac_g_ex.fe_group;
719                 __entry->goal_len       = ac->ac_g_ex.fe_len;
720                 __entry->result_logical = ac->ac_f_ex.fe_logical;
721                 __entry->result_start   = ac->ac_f_ex.fe_start;
722                 __entry->result_group   = ac->ac_f_ex.fe_group;
723                 __entry->result_len     = ac->ac_f_ex.fe_len;
724         ),
725
726         TP_printk("dev %s inode %lu orig %u/%d/%u@%u goal %u/%d/%u@%u "
727                   "result %u/%d/%u@%u blks %u grps %u cr %u flags 0x%04x "
728                   "tail %u broken %u",
729                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
730                   __entry->orig_group, __entry->orig_start,
731                   __entry->orig_len, __entry->orig_logical,
732                   __entry->goal_group, __entry->goal_start,
733                   __entry->goal_len, __entry->goal_logical,
734                   __entry->result_group, __entry->result_start,
735                   __entry->result_len, __entry->result_logical,
736                   __entry->found, __entry->groups, __entry->cr,
737                   __entry->flags, __entry->tail,
738                   __entry->buddy ? 1 << __entry->buddy : 0)
739 );
740
741 TRACE_EVENT(ext4_mballoc_prealloc,
742         TP_PROTO(struct ext4_allocation_context *ac),
743
744         TP_ARGS(ac),
745
746         TP_STRUCT__entry(
747                 __field(        dev_t,  dev                     )
748                 __field(        ino_t,  ino                     )
749                 __field(        __u32,  orig_logical            )
750                 __field(          int,  orig_start              )
751                 __field(        __u32,  orig_group              )
752                 __field(          int,  orig_len                )
753                 __field(        __u32,  result_logical          )
754                 __field(          int,  result_start            )
755                 __field(        __u32,  result_group            )
756                 __field(          int,  result_len              )
757         ),
758
759         TP_fast_assign(
760                 __entry->dev            = ac->ac_inode->i_sb->s_dev;
761                 __entry->ino            = ac->ac_inode->i_ino;
762                 __entry->orig_logical   = ac->ac_o_ex.fe_logical;
763                 __entry->orig_start     = ac->ac_o_ex.fe_start;
764                 __entry->orig_group     = ac->ac_o_ex.fe_group;
765                 __entry->orig_len       = ac->ac_o_ex.fe_len;
766                 __entry->result_logical = ac->ac_b_ex.fe_logical;
767                 __entry->result_start   = ac->ac_b_ex.fe_start;
768                 __entry->result_group   = ac->ac_b_ex.fe_group;
769                 __entry->result_len     = ac->ac_b_ex.fe_len;
770         ),
771
772         TP_printk("dev %s inode %lu orig %u/%d/%u@%u result %u/%d/%u@%u",
773                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
774                   __entry->orig_group, __entry->orig_start,
775                   __entry->orig_len, __entry->orig_logical,
776                   __entry->result_group, __entry->result_start,
777                   __entry->result_len, __entry->result_logical)
778 );
779
780 DECLARE_EVENT_CLASS(ext4__mballoc,
781         TP_PROTO(struct ext4_allocation_context *ac),
782
783         TP_ARGS(ac),
784
785         TP_STRUCT__entry(
786                 __field(        dev_t,  dev                     )
787                 __field(        ino_t,  ino                     )
788                 __field(        __u32,  result_logical          )
789                 __field(          int,  result_start            )
790                 __field(        __u32,  result_group            )
791                 __field(          int,  result_len              )
792         ),
793
794         TP_fast_assign(
795                 __entry->dev            = ac->ac_inode->i_sb->s_dev;
796                 __entry->ino            = ac->ac_inode->i_ino;
797                 __entry->result_logical = ac->ac_b_ex.fe_logical;
798                 __entry->result_start   = ac->ac_b_ex.fe_start;
799                 __entry->result_group   = ac->ac_b_ex.fe_group;
800                 __entry->result_len     = ac->ac_b_ex.fe_len;
801         ),
802
803         TP_printk("dev %s inode %lu extent %u/%d/%u@%u ",
804                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
805                   __entry->result_group, __entry->result_start,
806                   __entry->result_len, __entry->result_logical)
807 );
808
809 DEFINE_EVENT(ext4__mballoc, ext4_mballoc_discard,
810
811         TP_PROTO(struct ext4_allocation_context *ac),
812
813         TP_ARGS(ac)
814 );
815
816 DEFINE_EVENT(ext4__mballoc, ext4_mballoc_free,
817
818         TP_PROTO(struct ext4_allocation_context *ac),
819
820         TP_ARGS(ac)
821 );
822
823 TRACE_EVENT(ext4_forget,
824         TP_PROTO(struct inode *inode, int is_metadata, __u64 block),
825
826         TP_ARGS(inode, is_metadata, block),
827
828         TP_STRUCT__entry(
829                 __field(        dev_t,  dev                     )
830                 __field(        ino_t,  ino                     )
831                 __field(        umode_t, mode                   )
832                 __field(        int,    is_metadata             )
833                 __field(        __u64,  block                   )
834         ),
835
836         TP_fast_assign(
837                 __entry->dev    = inode->i_sb->s_dev;
838                 __entry->ino    = inode->i_ino;
839                 __entry->mode   = inode->i_mode;
840                 __entry->is_metadata = is_metadata;
841                 __entry->block  = block;
842         ),
843
844         TP_printk("dev %s ino %lu mode 0%o is_metadata %d block %llu",
845                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
846                   __entry->mode, __entry->is_metadata, __entry->block)
847 );
848
849 TRACE_EVENT(ext4_da_update_reserve_space,
850         TP_PROTO(struct inode *inode, int used_blocks),
851
852         TP_ARGS(inode, used_blocks),
853
854         TP_STRUCT__entry(
855                 __field(        dev_t,  dev                     )
856                 __field(        ino_t,  ino                     )
857                 __field(        umode_t, mode                   )
858                 __field(        __u64,  i_blocks                )
859                 __field(        int,    used_blocks             )
860                 __field(        int,    reserved_data_blocks    )
861                 __field(        int,    reserved_meta_blocks    )
862                 __field(        int,    allocated_meta_blocks   )
863         ),
864
865         TP_fast_assign(
866                 __entry->dev    = inode->i_sb->s_dev;
867                 __entry->ino    = inode->i_ino;
868                 __entry->mode   = inode->i_mode;
869                 __entry->i_blocks = inode->i_blocks;
870                 __entry->used_blocks = used_blocks;
871                 __entry->reserved_data_blocks = EXT4_I(inode)->i_reserved_data_blocks;
872                 __entry->reserved_meta_blocks = EXT4_I(inode)->i_reserved_meta_blocks;
873                 __entry->allocated_meta_blocks = EXT4_I(inode)->i_allocated_meta_blocks;
874         ),
875
876         TP_printk("dev %s ino %lu mode 0%o i_blocks %llu used_blocks %d reserved_data_blocks %d reserved_meta_blocks %d allocated_meta_blocks %d",
877                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
878                   __entry->mode,  (unsigned long long) __entry->i_blocks,
879                   __entry->used_blocks, __entry->reserved_data_blocks,
880                   __entry->reserved_meta_blocks, __entry->allocated_meta_blocks)
881 );
882
883 TRACE_EVENT(ext4_da_reserve_space,
884         TP_PROTO(struct inode *inode, int md_needed),
885
886         TP_ARGS(inode, md_needed),
887
888         TP_STRUCT__entry(
889                 __field(        dev_t,  dev                     )
890                 __field(        ino_t,  ino                     )
891                 __field(        umode_t, mode                   )
892                 __field(        __u64,  i_blocks                )
893                 __field(        int,    md_needed               )
894                 __field(        int,    reserved_data_blocks    )
895                 __field(        int,    reserved_meta_blocks    )
896         ),
897
898         TP_fast_assign(
899                 __entry->dev    = inode->i_sb->s_dev;
900                 __entry->ino    = inode->i_ino;
901                 __entry->mode   = inode->i_mode;
902                 __entry->i_blocks = inode->i_blocks;
903                 __entry->md_needed = md_needed;
904                 __entry->reserved_data_blocks = EXT4_I(inode)->i_reserved_data_blocks;
905                 __entry->reserved_meta_blocks = EXT4_I(inode)->i_reserved_meta_blocks;
906         ),
907
908         TP_printk("dev %s ino %lu mode 0%o i_blocks %llu md_needed %d reserved_data_blocks %d reserved_meta_blocks %d",
909                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
910                   __entry->mode, (unsigned long long) __entry->i_blocks,
911                   __entry->md_needed, __entry->reserved_data_blocks,
912                   __entry->reserved_meta_blocks)
913 );
914
915 TRACE_EVENT(ext4_da_release_space,
916         TP_PROTO(struct inode *inode, int freed_blocks),
917
918         TP_ARGS(inode, freed_blocks),
919
920         TP_STRUCT__entry(
921                 __field(        dev_t,  dev                     )
922                 __field(        ino_t,  ino                     )
923                 __field(        umode_t, mode                   )
924                 __field(        __u64,  i_blocks                )
925                 __field(        int,    freed_blocks            )
926                 __field(        int,    reserved_data_blocks    )
927                 __field(        int,    reserved_meta_blocks    )
928                 __field(        int,    allocated_meta_blocks   )
929         ),
930
931         TP_fast_assign(
932                 __entry->dev    = inode->i_sb->s_dev;
933                 __entry->ino    = inode->i_ino;
934                 __entry->mode   = inode->i_mode;
935                 __entry->i_blocks = inode->i_blocks;
936                 __entry->freed_blocks = freed_blocks;
937                 __entry->reserved_data_blocks = EXT4_I(inode)->i_reserved_data_blocks;
938                 __entry->reserved_meta_blocks = EXT4_I(inode)->i_reserved_meta_blocks;
939                 __entry->allocated_meta_blocks = EXT4_I(inode)->i_allocated_meta_blocks;
940         ),
941
942         TP_printk("dev %s ino %lu mode 0%o i_blocks %llu freed_blocks %d reserved_data_blocks %d reserved_meta_blocks %d allocated_meta_blocks %d",
943                   jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
944                   __entry->mode, (unsigned long long) __entry->i_blocks,
945                   __entry->freed_blocks, __entry->reserved_data_blocks,
946                   __entry->reserved_meta_blocks, __entry->allocated_meta_blocks)
947 );
948
949 DECLARE_EVENT_CLASS(ext4__bitmap_load,
950         TP_PROTO(struct super_block *sb, unsigned long group),
951
952         TP_ARGS(sb, group),
953
954         TP_STRUCT__entry(
955                 __field(        dev_t,  dev                     )
956                 __field(        __u32,  group                   )
957
958         ),
959
960         TP_fast_assign(
961                 __entry->dev    = sb->s_dev;
962                 __entry->group  = group;
963         ),
964
965         TP_printk("dev %s group %u",
966                   jbd2_dev_to_name(__entry->dev), __entry->group)
967 );
968
969 DEFINE_EVENT(ext4__bitmap_load, ext4_mb_bitmap_load,
970
971         TP_PROTO(struct super_block *sb, unsigned long group),
972
973         TP_ARGS(sb, group)
974 );
975
976 DEFINE_EVENT(ext4__bitmap_load, ext4_mb_buddy_bitmap_load,
977
978         TP_PROTO(struct super_block *sb, unsigned long group),
979
980         TP_ARGS(sb, group)
981 );
982
983 #endif /* _TRACE_EXT4_H */
984
985 /* This part must be outside protection */
986 #include <trace/define_trace.h>