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[mirror_ubuntu-zesty-kernel.git] / include / trace / events / writeback.h
1 #undef TRACE_SYSTEM
2 #define TRACE_SYSTEM writeback
3
4 #if !defined(_TRACE_WRITEBACK_H) || defined(TRACE_HEADER_MULTI_READ)
5 #define _TRACE_WRITEBACK_H
6
7 #include <linux/tracepoint.h>
8 #include <linux/backing-dev.h>
9 #include <linux/writeback.h>
10
11 #define show_inode_state(state) \
12 __print_flags(state, "|", \
13 {I_DIRTY_SYNC, "I_DIRTY_SYNC"}, \
14 {I_DIRTY_DATASYNC, "I_DIRTY_DATASYNC"}, \
15 {I_DIRTY_PAGES, "I_DIRTY_PAGES"}, \
16 {I_NEW, "I_NEW"}, \
17 {I_WILL_FREE, "I_WILL_FREE"}, \
18 {I_FREEING, "I_FREEING"}, \
19 {I_CLEAR, "I_CLEAR"}, \
20 {I_SYNC, "I_SYNC"}, \
21 {I_DIRTY_TIME, "I_DIRTY_TIME"}, \
22 {I_DIRTY_TIME_EXPIRED, "I_DIRTY_TIME_EXPIRED"}, \
23 {I_REFERENCED, "I_REFERENCED"} \
24 )
25
26 #define WB_WORK_REASON \
27 {WB_REASON_BACKGROUND, "background"}, \
28 {WB_REASON_TRY_TO_FREE_PAGES, "try_to_free_pages"}, \
29 {WB_REASON_SYNC, "sync"}, \
30 {WB_REASON_PERIODIC, "periodic"}, \
31 {WB_REASON_LAPTOP_TIMER, "laptop_timer"}, \
32 {WB_REASON_FREE_MORE_MEM, "free_more_memory"}, \
33 {WB_REASON_FS_FREE_SPACE, "fs_free_space"}, \
34 {WB_REASON_FORKER_THREAD, "forker_thread"}
35
36 struct wb_writeback_work;
37
38 TRACE_EVENT(writeback_dirty_page,
39
40 TP_PROTO(struct page *page, struct address_space *mapping),
41
42 TP_ARGS(page, mapping),
43
44 TP_STRUCT__entry (
45 __array(char, name, 32)
46 __field(unsigned long, ino)
47 __field(pgoff_t, index)
48 ),
49
50 TP_fast_assign(
51 strncpy(__entry->name,
52 mapping ? dev_name(mapping->backing_dev_info->dev) : "(unknown)", 32);
53 __entry->ino = mapping ? mapping->host->i_ino : 0;
54 __entry->index = page->index;
55 ),
56
57 TP_printk("bdi %s: ino=%lu index=%lu",
58 __entry->name,
59 __entry->ino,
60 __entry->index
61 )
62 );
63
64 DECLARE_EVENT_CLASS(writeback_dirty_inode_template,
65
66 TP_PROTO(struct inode *inode, int flags),
67
68 TP_ARGS(inode, flags),
69
70 TP_STRUCT__entry (
71 __array(char, name, 32)
72 __field(unsigned long, ino)
73 __field(unsigned long, state)
74 __field(unsigned long, flags)
75 ),
76
77 TP_fast_assign(
78 struct backing_dev_info *bdi = inode->i_mapping->backing_dev_info;
79
80 /* may be called for files on pseudo FSes w/ unregistered bdi */
81 strncpy(__entry->name,
82 bdi->dev ? dev_name(bdi->dev) : "(unknown)", 32);
83 __entry->ino = inode->i_ino;
84 __entry->state = inode->i_state;
85 __entry->flags = flags;
86 ),
87
88 TP_printk("bdi %s: ino=%lu state=%s flags=%s",
89 __entry->name,
90 __entry->ino,
91 show_inode_state(__entry->state),
92 show_inode_state(__entry->flags)
93 )
94 );
95
96 DEFINE_EVENT(writeback_dirty_inode_template, writeback_mark_inode_dirty,
97
98 TP_PROTO(struct inode *inode, int flags),
99
100 TP_ARGS(inode, flags)
101 );
102
103 DEFINE_EVENT(writeback_dirty_inode_template, writeback_dirty_inode_start,
104
105 TP_PROTO(struct inode *inode, int flags),
106
107 TP_ARGS(inode, flags)
108 );
109
110 DEFINE_EVENT(writeback_dirty_inode_template, writeback_dirty_inode,
111
112 TP_PROTO(struct inode *inode, int flags),
113
114 TP_ARGS(inode, flags)
115 );
116
117 DECLARE_EVENT_CLASS(writeback_write_inode_template,
118
119 TP_PROTO(struct inode *inode, struct writeback_control *wbc),
120
121 TP_ARGS(inode, wbc),
122
123 TP_STRUCT__entry (
124 __array(char, name, 32)
125 __field(unsigned long, ino)
126 __field(int, sync_mode)
127 ),
128
129 TP_fast_assign(
130 strncpy(__entry->name,
131 dev_name(inode->i_mapping->backing_dev_info->dev), 32);
132 __entry->ino = inode->i_ino;
133 __entry->sync_mode = wbc->sync_mode;
134 ),
135
136 TP_printk("bdi %s: ino=%lu sync_mode=%d",
137 __entry->name,
138 __entry->ino,
139 __entry->sync_mode
140 )
141 );
142
143 DEFINE_EVENT(writeback_write_inode_template, writeback_write_inode_start,
144
145 TP_PROTO(struct inode *inode, struct writeback_control *wbc),
146
147 TP_ARGS(inode, wbc)
148 );
149
150 DEFINE_EVENT(writeback_write_inode_template, writeback_write_inode,
151
152 TP_PROTO(struct inode *inode, struct writeback_control *wbc),
153
154 TP_ARGS(inode, wbc)
155 );
156
157 DECLARE_EVENT_CLASS(writeback_work_class,
158 TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work),
159 TP_ARGS(bdi, work),
160 TP_STRUCT__entry(
161 __array(char, name, 32)
162 __field(long, nr_pages)
163 __field(dev_t, sb_dev)
164 __field(int, sync_mode)
165 __field(int, for_kupdate)
166 __field(int, range_cyclic)
167 __field(int, for_background)
168 __field(int, reason)
169 ),
170 TP_fast_assign(
171 struct device *dev = bdi->dev;
172 if (!dev)
173 dev = default_backing_dev_info.dev;
174 strncpy(__entry->name, dev_name(dev), 32);
175 __entry->nr_pages = work->nr_pages;
176 __entry->sb_dev = work->sb ? work->sb->s_dev : 0;
177 __entry->sync_mode = work->sync_mode;
178 __entry->for_kupdate = work->for_kupdate;
179 __entry->range_cyclic = work->range_cyclic;
180 __entry->for_background = work->for_background;
181 __entry->reason = work->reason;
182 ),
183 TP_printk("bdi %s: sb_dev %d:%d nr_pages=%ld sync_mode=%d "
184 "kupdate=%d range_cyclic=%d background=%d reason=%s",
185 __entry->name,
186 MAJOR(__entry->sb_dev), MINOR(__entry->sb_dev),
187 __entry->nr_pages,
188 __entry->sync_mode,
189 __entry->for_kupdate,
190 __entry->range_cyclic,
191 __entry->for_background,
192 __print_symbolic(__entry->reason, WB_WORK_REASON)
193 )
194 );
195 #define DEFINE_WRITEBACK_WORK_EVENT(name) \
196 DEFINE_EVENT(writeback_work_class, name, \
197 TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), \
198 TP_ARGS(bdi, work))
199 DEFINE_WRITEBACK_WORK_EVENT(writeback_queue);
200 DEFINE_WRITEBACK_WORK_EVENT(writeback_exec);
201 DEFINE_WRITEBACK_WORK_EVENT(writeback_start);
202 DEFINE_WRITEBACK_WORK_EVENT(writeback_written);
203 DEFINE_WRITEBACK_WORK_EVENT(writeback_wait);
204
205 TRACE_EVENT(writeback_pages_written,
206 TP_PROTO(long pages_written),
207 TP_ARGS(pages_written),
208 TP_STRUCT__entry(
209 __field(long, pages)
210 ),
211 TP_fast_assign(
212 __entry->pages = pages_written;
213 ),
214 TP_printk("%ld", __entry->pages)
215 );
216
217 DECLARE_EVENT_CLASS(writeback_class,
218 TP_PROTO(struct backing_dev_info *bdi),
219 TP_ARGS(bdi),
220 TP_STRUCT__entry(
221 __array(char, name, 32)
222 ),
223 TP_fast_assign(
224 strncpy(__entry->name, dev_name(bdi->dev), 32);
225 ),
226 TP_printk("bdi %s",
227 __entry->name
228 )
229 );
230 #define DEFINE_WRITEBACK_EVENT(name) \
231 DEFINE_EVENT(writeback_class, name, \
232 TP_PROTO(struct backing_dev_info *bdi), \
233 TP_ARGS(bdi))
234
235 DEFINE_WRITEBACK_EVENT(writeback_nowork);
236 DEFINE_WRITEBACK_EVENT(writeback_wake_background);
237 DEFINE_WRITEBACK_EVENT(writeback_bdi_register);
238 DEFINE_WRITEBACK_EVENT(writeback_bdi_unregister);
239
240 DECLARE_EVENT_CLASS(wbc_class,
241 TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi),
242 TP_ARGS(wbc, bdi),
243 TP_STRUCT__entry(
244 __array(char, name, 32)
245 __field(long, nr_to_write)
246 __field(long, pages_skipped)
247 __field(int, sync_mode)
248 __field(int, for_kupdate)
249 __field(int, for_background)
250 __field(int, for_reclaim)
251 __field(int, range_cyclic)
252 __field(long, range_start)
253 __field(long, range_end)
254 ),
255
256 TP_fast_assign(
257 strncpy(__entry->name, dev_name(bdi->dev), 32);
258 __entry->nr_to_write = wbc->nr_to_write;
259 __entry->pages_skipped = wbc->pages_skipped;
260 __entry->sync_mode = wbc->sync_mode;
261 __entry->for_kupdate = wbc->for_kupdate;
262 __entry->for_background = wbc->for_background;
263 __entry->for_reclaim = wbc->for_reclaim;
264 __entry->range_cyclic = wbc->range_cyclic;
265 __entry->range_start = (long)wbc->range_start;
266 __entry->range_end = (long)wbc->range_end;
267 ),
268
269 TP_printk("bdi %s: towrt=%ld skip=%ld mode=%d kupd=%d "
270 "bgrd=%d reclm=%d cyclic=%d "
271 "start=0x%lx end=0x%lx",
272 __entry->name,
273 __entry->nr_to_write,
274 __entry->pages_skipped,
275 __entry->sync_mode,
276 __entry->for_kupdate,
277 __entry->for_background,
278 __entry->for_reclaim,
279 __entry->range_cyclic,
280 __entry->range_start,
281 __entry->range_end)
282 )
283
284 #define DEFINE_WBC_EVENT(name) \
285 DEFINE_EVENT(wbc_class, name, \
286 TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi), \
287 TP_ARGS(wbc, bdi))
288 DEFINE_WBC_EVENT(wbc_writepage);
289
290 TRACE_EVENT(writeback_queue_io,
291 TP_PROTO(struct bdi_writeback *wb,
292 struct wb_writeback_work *work,
293 int moved),
294 TP_ARGS(wb, work, moved),
295 TP_STRUCT__entry(
296 __array(char, name, 32)
297 __field(unsigned long, older)
298 __field(long, age)
299 __field(int, moved)
300 __field(int, reason)
301 ),
302 TP_fast_assign(
303 unsigned long *older_than_this = work->older_than_this;
304 strncpy(__entry->name, dev_name(wb->bdi->dev), 32);
305 __entry->older = older_than_this ? *older_than_this : 0;
306 __entry->age = older_than_this ?
307 (jiffies - *older_than_this) * 1000 / HZ : -1;
308 __entry->moved = moved;
309 __entry->reason = work->reason;
310 ),
311 TP_printk("bdi %s: older=%lu age=%ld enqueue=%d reason=%s",
312 __entry->name,
313 __entry->older, /* older_than_this in jiffies */
314 __entry->age, /* older_than_this in relative milliseconds */
315 __entry->moved,
316 __print_symbolic(__entry->reason, WB_WORK_REASON)
317 )
318 );
319
320 TRACE_EVENT(global_dirty_state,
321
322 TP_PROTO(unsigned long background_thresh,
323 unsigned long dirty_thresh
324 ),
325
326 TP_ARGS(background_thresh,
327 dirty_thresh
328 ),
329
330 TP_STRUCT__entry(
331 __field(unsigned long, nr_dirty)
332 __field(unsigned long, nr_writeback)
333 __field(unsigned long, nr_unstable)
334 __field(unsigned long, background_thresh)
335 __field(unsigned long, dirty_thresh)
336 __field(unsigned long, dirty_limit)
337 __field(unsigned long, nr_dirtied)
338 __field(unsigned long, nr_written)
339 ),
340
341 TP_fast_assign(
342 __entry->nr_dirty = global_page_state(NR_FILE_DIRTY);
343 __entry->nr_writeback = global_page_state(NR_WRITEBACK);
344 __entry->nr_unstable = global_page_state(NR_UNSTABLE_NFS);
345 __entry->nr_dirtied = global_page_state(NR_DIRTIED);
346 __entry->nr_written = global_page_state(NR_WRITTEN);
347 __entry->background_thresh = background_thresh;
348 __entry->dirty_thresh = dirty_thresh;
349 __entry->dirty_limit = global_dirty_limit;
350 ),
351
352 TP_printk("dirty=%lu writeback=%lu unstable=%lu "
353 "bg_thresh=%lu thresh=%lu limit=%lu "
354 "dirtied=%lu written=%lu",
355 __entry->nr_dirty,
356 __entry->nr_writeback,
357 __entry->nr_unstable,
358 __entry->background_thresh,
359 __entry->dirty_thresh,
360 __entry->dirty_limit,
361 __entry->nr_dirtied,
362 __entry->nr_written
363 )
364 );
365
366 #define KBps(x) ((x) << (PAGE_SHIFT - 10))
367
368 TRACE_EVENT(bdi_dirty_ratelimit,
369
370 TP_PROTO(struct backing_dev_info *bdi,
371 unsigned long dirty_rate,
372 unsigned long task_ratelimit),
373
374 TP_ARGS(bdi, dirty_rate, task_ratelimit),
375
376 TP_STRUCT__entry(
377 __array(char, bdi, 32)
378 __field(unsigned long, write_bw)
379 __field(unsigned long, avg_write_bw)
380 __field(unsigned long, dirty_rate)
381 __field(unsigned long, dirty_ratelimit)
382 __field(unsigned long, task_ratelimit)
383 __field(unsigned long, balanced_dirty_ratelimit)
384 ),
385
386 TP_fast_assign(
387 strlcpy(__entry->bdi, dev_name(bdi->dev), 32);
388 __entry->write_bw = KBps(bdi->write_bandwidth);
389 __entry->avg_write_bw = KBps(bdi->avg_write_bandwidth);
390 __entry->dirty_rate = KBps(dirty_rate);
391 __entry->dirty_ratelimit = KBps(bdi->dirty_ratelimit);
392 __entry->task_ratelimit = KBps(task_ratelimit);
393 __entry->balanced_dirty_ratelimit =
394 KBps(bdi->balanced_dirty_ratelimit);
395 ),
396
397 TP_printk("bdi %s: "
398 "write_bw=%lu awrite_bw=%lu dirty_rate=%lu "
399 "dirty_ratelimit=%lu task_ratelimit=%lu "
400 "balanced_dirty_ratelimit=%lu",
401 __entry->bdi,
402 __entry->write_bw, /* write bandwidth */
403 __entry->avg_write_bw, /* avg write bandwidth */
404 __entry->dirty_rate, /* bdi dirty rate */
405 __entry->dirty_ratelimit, /* base ratelimit */
406 __entry->task_ratelimit, /* ratelimit with position control */
407 __entry->balanced_dirty_ratelimit /* the balanced ratelimit */
408 )
409 );
410
411 TRACE_EVENT(balance_dirty_pages,
412
413 TP_PROTO(struct backing_dev_info *bdi,
414 unsigned long thresh,
415 unsigned long bg_thresh,
416 unsigned long dirty,
417 unsigned long bdi_thresh,
418 unsigned long bdi_dirty,
419 unsigned long dirty_ratelimit,
420 unsigned long task_ratelimit,
421 unsigned long dirtied,
422 unsigned long period,
423 long pause,
424 unsigned long start_time),
425
426 TP_ARGS(bdi, thresh, bg_thresh, dirty, bdi_thresh, bdi_dirty,
427 dirty_ratelimit, task_ratelimit,
428 dirtied, period, pause, start_time),
429
430 TP_STRUCT__entry(
431 __array( char, bdi, 32)
432 __field(unsigned long, limit)
433 __field(unsigned long, setpoint)
434 __field(unsigned long, dirty)
435 __field(unsigned long, bdi_setpoint)
436 __field(unsigned long, bdi_dirty)
437 __field(unsigned long, dirty_ratelimit)
438 __field(unsigned long, task_ratelimit)
439 __field(unsigned int, dirtied)
440 __field(unsigned int, dirtied_pause)
441 __field(unsigned long, paused)
442 __field( long, pause)
443 __field(unsigned long, period)
444 __field( long, think)
445 ),
446
447 TP_fast_assign(
448 unsigned long freerun = (thresh + bg_thresh) / 2;
449 strlcpy(__entry->bdi, dev_name(bdi->dev), 32);
450
451 __entry->limit = global_dirty_limit;
452 __entry->setpoint = (global_dirty_limit + freerun) / 2;
453 __entry->dirty = dirty;
454 __entry->bdi_setpoint = __entry->setpoint *
455 bdi_thresh / (thresh + 1);
456 __entry->bdi_dirty = bdi_dirty;
457 __entry->dirty_ratelimit = KBps(dirty_ratelimit);
458 __entry->task_ratelimit = KBps(task_ratelimit);
459 __entry->dirtied = dirtied;
460 __entry->dirtied_pause = current->nr_dirtied_pause;
461 __entry->think = current->dirty_paused_when == 0 ? 0 :
462 (long)(jiffies - current->dirty_paused_when) * 1000/HZ;
463 __entry->period = period * 1000 / HZ;
464 __entry->pause = pause * 1000 / HZ;
465 __entry->paused = (jiffies - start_time) * 1000 / HZ;
466 ),
467
468
469 TP_printk("bdi %s: "
470 "limit=%lu setpoint=%lu dirty=%lu "
471 "bdi_setpoint=%lu bdi_dirty=%lu "
472 "dirty_ratelimit=%lu task_ratelimit=%lu "
473 "dirtied=%u dirtied_pause=%u "
474 "paused=%lu pause=%ld period=%lu think=%ld",
475 __entry->bdi,
476 __entry->limit,
477 __entry->setpoint,
478 __entry->dirty,
479 __entry->bdi_setpoint,
480 __entry->bdi_dirty,
481 __entry->dirty_ratelimit,
482 __entry->task_ratelimit,
483 __entry->dirtied,
484 __entry->dirtied_pause,
485 __entry->paused, /* ms */
486 __entry->pause, /* ms */
487 __entry->period, /* ms */
488 __entry->think /* ms */
489 )
490 );
491
492 TRACE_EVENT(writeback_sb_inodes_requeue,
493
494 TP_PROTO(struct inode *inode),
495 TP_ARGS(inode),
496
497 TP_STRUCT__entry(
498 __array(char, name, 32)
499 __field(unsigned long, ino)
500 __field(unsigned long, state)
501 __field(unsigned long, dirtied_when)
502 ),
503
504 TP_fast_assign(
505 strncpy(__entry->name,
506 dev_name(inode_to_bdi(inode)->dev), 32);
507 __entry->ino = inode->i_ino;
508 __entry->state = inode->i_state;
509 __entry->dirtied_when = inode->dirtied_when;
510 ),
511
512 TP_printk("bdi %s: ino=%lu state=%s dirtied_when=%lu age=%lu",
513 __entry->name,
514 __entry->ino,
515 show_inode_state(__entry->state),
516 __entry->dirtied_when,
517 (jiffies - __entry->dirtied_when) / HZ
518 )
519 );
520
521 DECLARE_EVENT_CLASS(writeback_congest_waited_template,
522
523 TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed),
524
525 TP_ARGS(usec_timeout, usec_delayed),
526
527 TP_STRUCT__entry(
528 __field( unsigned int, usec_timeout )
529 __field( unsigned int, usec_delayed )
530 ),
531
532 TP_fast_assign(
533 __entry->usec_timeout = usec_timeout;
534 __entry->usec_delayed = usec_delayed;
535 ),
536
537 TP_printk("usec_timeout=%u usec_delayed=%u",
538 __entry->usec_timeout,
539 __entry->usec_delayed)
540 );
541
542 DEFINE_EVENT(writeback_congest_waited_template, writeback_congestion_wait,
543
544 TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed),
545
546 TP_ARGS(usec_timeout, usec_delayed)
547 );
548
549 DEFINE_EVENT(writeback_congest_waited_template, writeback_wait_iff_congested,
550
551 TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed),
552
553 TP_ARGS(usec_timeout, usec_delayed)
554 );
555
556 DECLARE_EVENT_CLASS(writeback_single_inode_template,
557
558 TP_PROTO(struct inode *inode,
559 struct writeback_control *wbc,
560 unsigned long nr_to_write
561 ),
562
563 TP_ARGS(inode, wbc, nr_to_write),
564
565 TP_STRUCT__entry(
566 __array(char, name, 32)
567 __field(unsigned long, ino)
568 __field(unsigned long, state)
569 __field(unsigned long, dirtied_when)
570 __field(unsigned long, writeback_index)
571 __field(long, nr_to_write)
572 __field(unsigned long, wrote)
573 ),
574
575 TP_fast_assign(
576 strncpy(__entry->name,
577 dev_name(inode_to_bdi(inode)->dev), 32);
578 __entry->ino = inode->i_ino;
579 __entry->state = inode->i_state;
580 __entry->dirtied_when = inode->dirtied_when;
581 __entry->writeback_index = inode->i_mapping->writeback_index;
582 __entry->nr_to_write = nr_to_write;
583 __entry->wrote = nr_to_write - wbc->nr_to_write;
584 ),
585
586 TP_printk("bdi %s: ino=%lu state=%s dirtied_when=%lu age=%lu "
587 "index=%lu to_write=%ld wrote=%lu",
588 __entry->name,
589 __entry->ino,
590 show_inode_state(__entry->state),
591 __entry->dirtied_when,
592 (jiffies - __entry->dirtied_when) / HZ,
593 __entry->writeback_index,
594 __entry->nr_to_write,
595 __entry->wrote
596 )
597 );
598
599 DEFINE_EVENT(writeback_single_inode_template, writeback_single_inode_start,
600 TP_PROTO(struct inode *inode,
601 struct writeback_control *wbc,
602 unsigned long nr_to_write),
603 TP_ARGS(inode, wbc, nr_to_write)
604 );
605
606 DEFINE_EVENT(writeback_single_inode_template, writeback_single_inode,
607 TP_PROTO(struct inode *inode,
608 struct writeback_control *wbc,
609 unsigned long nr_to_write),
610 TP_ARGS(inode, wbc, nr_to_write)
611 );
612
613 DECLARE_EVENT_CLASS(writeback_lazytime_template,
614 TP_PROTO(struct inode *inode),
615
616 TP_ARGS(inode),
617
618 TP_STRUCT__entry(
619 __field( dev_t, dev )
620 __field(unsigned long, ino )
621 __field(unsigned long, state )
622 __field( __u16, mode )
623 __field(unsigned long, dirtied_when )
624 ),
625
626 TP_fast_assign(
627 __entry->dev = inode->i_sb->s_dev;
628 __entry->ino = inode->i_ino;
629 __entry->state = inode->i_state;
630 __entry->mode = inode->i_mode;
631 __entry->dirtied_when = inode->dirtied_when;
632 ),
633
634 TP_printk("dev %d,%d ino %lu dirtied %lu state %s mode 0%o",
635 MAJOR(__entry->dev), MINOR(__entry->dev),
636 __entry->ino, __entry->dirtied_when,
637 show_inode_state(__entry->state), __entry->mode)
638 );
639
640 DEFINE_EVENT(writeback_lazytime_template, writeback_lazytime,
641 TP_PROTO(struct inode *inode),
642
643 TP_ARGS(inode)
644 );
645
646 DEFINE_EVENT(writeback_lazytime_template, writeback_lazytime_iput,
647 TP_PROTO(struct inode *inode),
648
649 TP_ARGS(inode)
650 );
651
652 DEFINE_EVENT(writeback_lazytime_template, writeback_dirty_inode_enqueue,
653
654 TP_PROTO(struct inode *inode),
655
656 TP_ARGS(inode)
657 );
658
659 #endif /* _TRACE_WRITEBACK_H */
660
661 /* This part must be outside protection */
662 #include <trace/define_trace.h>
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