Loading...
1/* SPDX-License-Identifier: GPL-2.0 */
2#undef TRACE_SYSTEM
3#define TRACE_SYSTEM vmscan
4
5#if !defined(_TRACE_VMSCAN_H) || defined(TRACE_HEADER_MULTI_READ)
6#define _TRACE_VMSCAN_H
7
8#include <linux/types.h>
9#include <linux/tracepoint.h>
10#include <linux/mm.h>
11#include <linux/memcontrol.h>
12#include <trace/events/mmflags.h>
13
14#define RECLAIM_WB_ANON 0x0001u
15#define RECLAIM_WB_FILE 0x0002u
16#define RECLAIM_WB_MIXED 0x0010u
17#define RECLAIM_WB_SYNC 0x0004u /* Unused, all reclaim async */
18#define RECLAIM_WB_ASYNC 0x0008u
19#define RECLAIM_WB_LRU (RECLAIM_WB_ANON|RECLAIM_WB_FILE)
20
21#define show_reclaim_flags(flags) \
22 (flags) ? __print_flags(flags, "|", \
23 {RECLAIM_WB_ANON, "RECLAIM_WB_ANON"}, \
24 {RECLAIM_WB_FILE, "RECLAIM_WB_FILE"}, \
25 {RECLAIM_WB_MIXED, "RECLAIM_WB_MIXED"}, \
26 {RECLAIM_WB_SYNC, "RECLAIM_WB_SYNC"}, \
27 {RECLAIM_WB_ASYNC, "RECLAIM_WB_ASYNC"} \
28 ) : "RECLAIM_WB_NONE"
29
30#define _VMSCAN_THROTTLE_WRITEBACK (1 << VMSCAN_THROTTLE_WRITEBACK)
31#define _VMSCAN_THROTTLE_ISOLATED (1 << VMSCAN_THROTTLE_ISOLATED)
32#define _VMSCAN_THROTTLE_NOPROGRESS (1 << VMSCAN_THROTTLE_NOPROGRESS)
33#define _VMSCAN_THROTTLE_CONGESTED (1 << VMSCAN_THROTTLE_CONGESTED)
34
35#define show_throttle_flags(flags) \
36 (flags) ? __print_flags(flags, "|", \
37 {_VMSCAN_THROTTLE_WRITEBACK, "VMSCAN_THROTTLE_WRITEBACK"}, \
38 {_VMSCAN_THROTTLE_ISOLATED, "VMSCAN_THROTTLE_ISOLATED"}, \
39 {_VMSCAN_THROTTLE_NOPROGRESS, "VMSCAN_THROTTLE_NOPROGRESS"}, \
40 {_VMSCAN_THROTTLE_CONGESTED, "VMSCAN_THROTTLE_CONGESTED"} \
41 ) : "VMSCAN_THROTTLE_NONE"
42
43
44#define trace_reclaim_flags(file) ( \
45 (file ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \
46 (RECLAIM_WB_ASYNC) \
47 )
48
49TRACE_EVENT(mm_vmscan_kswapd_sleep,
50
51 TP_PROTO(int nid),
52
53 TP_ARGS(nid),
54
55 TP_STRUCT__entry(
56 __field( int, nid )
57 ),
58
59 TP_fast_assign(
60 __entry->nid = nid;
61 ),
62
63 TP_printk("nid=%d", __entry->nid)
64);
65
66TRACE_EVENT(mm_vmscan_kswapd_wake,
67
68 TP_PROTO(int nid, int zid, int order),
69
70 TP_ARGS(nid, zid, order),
71
72 TP_STRUCT__entry(
73 __field( int, nid )
74 __field( int, zid )
75 __field( int, order )
76 ),
77
78 TP_fast_assign(
79 __entry->nid = nid;
80 __entry->zid = zid;
81 __entry->order = order;
82 ),
83
84 TP_printk("nid=%d order=%d",
85 __entry->nid,
86 __entry->order)
87);
88
89TRACE_EVENT(mm_vmscan_wakeup_kswapd,
90
91 TP_PROTO(int nid, int zid, int order, gfp_t gfp_flags),
92
93 TP_ARGS(nid, zid, order, gfp_flags),
94
95 TP_STRUCT__entry(
96 __field( int, nid )
97 __field( int, zid )
98 __field( int, order )
99 __field( unsigned long, gfp_flags )
100 ),
101
102 TP_fast_assign(
103 __entry->nid = nid;
104 __entry->zid = zid;
105 __entry->order = order;
106 __entry->gfp_flags = (__force unsigned long)gfp_flags;
107 ),
108
109 TP_printk("nid=%d order=%d gfp_flags=%s",
110 __entry->nid,
111 __entry->order,
112 show_gfp_flags(__entry->gfp_flags))
113);
114
115DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template,
116
117 TP_PROTO(int order, gfp_t gfp_flags),
118
119 TP_ARGS(order, gfp_flags),
120
121 TP_STRUCT__entry(
122 __field( int, order )
123 __field( unsigned long, gfp_flags )
124 ),
125
126 TP_fast_assign(
127 __entry->order = order;
128 __entry->gfp_flags = (__force unsigned long)gfp_flags;
129 ),
130
131 TP_printk("order=%d gfp_flags=%s",
132 __entry->order,
133 show_gfp_flags(__entry->gfp_flags))
134);
135
136DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin,
137
138 TP_PROTO(int order, gfp_t gfp_flags),
139
140 TP_ARGS(order, gfp_flags)
141);
142
143#ifdef CONFIG_MEMCG
144DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_begin,
145
146 TP_PROTO(int order, gfp_t gfp_flags),
147
148 TP_ARGS(order, gfp_flags)
149);
150
151DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin,
152
153 TP_PROTO(int order, gfp_t gfp_flags),
154
155 TP_ARGS(order, gfp_flags)
156);
157#endif /* CONFIG_MEMCG */
158
159DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template,
160
161 TP_PROTO(unsigned long nr_reclaimed),
162
163 TP_ARGS(nr_reclaimed),
164
165 TP_STRUCT__entry(
166 __field( unsigned long, nr_reclaimed )
167 ),
168
169 TP_fast_assign(
170 __entry->nr_reclaimed = nr_reclaimed;
171 ),
172
173 TP_printk("nr_reclaimed=%lu", __entry->nr_reclaimed)
174);
175
176DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_direct_reclaim_end,
177
178 TP_PROTO(unsigned long nr_reclaimed),
179
180 TP_ARGS(nr_reclaimed)
181);
182
183#ifdef CONFIG_MEMCG
184DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_reclaim_end,
185
186 TP_PROTO(unsigned long nr_reclaimed),
187
188 TP_ARGS(nr_reclaimed)
189);
190
191DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_softlimit_reclaim_end,
192
193 TP_PROTO(unsigned long nr_reclaimed),
194
195 TP_ARGS(nr_reclaimed)
196);
197#endif /* CONFIG_MEMCG */
198
199TRACE_EVENT(mm_shrink_slab_start,
200 TP_PROTO(struct shrinker *shr, struct shrink_control *sc,
201 long nr_objects_to_shrink, unsigned long cache_items,
202 unsigned long long delta, unsigned long total_scan,
203 int priority),
204
205 TP_ARGS(shr, sc, nr_objects_to_shrink, cache_items, delta, total_scan,
206 priority),
207
208 TP_STRUCT__entry(
209 __field(struct shrinker *, shr)
210 __field(void *, shrink)
211 __field(int, nid)
212 __field(long, nr_objects_to_shrink)
213 __field(unsigned long, gfp_flags)
214 __field(unsigned long, cache_items)
215 __field(unsigned long long, delta)
216 __field(unsigned long, total_scan)
217 __field(int, priority)
218 ),
219
220 TP_fast_assign(
221 __entry->shr = shr;
222 __entry->shrink = shr->scan_objects;
223 __entry->nid = sc->nid;
224 __entry->nr_objects_to_shrink = nr_objects_to_shrink;
225 __entry->gfp_flags = (__force unsigned long)sc->gfp_mask;
226 __entry->cache_items = cache_items;
227 __entry->delta = delta;
228 __entry->total_scan = total_scan;
229 __entry->priority = priority;
230 ),
231
232 TP_printk("%pS %p: nid: %d objects to shrink %ld gfp_flags %s cache items %ld delta %lld total_scan %ld priority %d",
233 __entry->shrink,
234 __entry->shr,
235 __entry->nid,
236 __entry->nr_objects_to_shrink,
237 show_gfp_flags(__entry->gfp_flags),
238 __entry->cache_items,
239 __entry->delta,
240 __entry->total_scan,
241 __entry->priority)
242);
243
244TRACE_EVENT(mm_shrink_slab_end,
245 TP_PROTO(struct shrinker *shr, int nid, int shrinker_retval,
246 long unused_scan_cnt, long new_scan_cnt, long total_scan),
247
248 TP_ARGS(shr, nid, shrinker_retval, unused_scan_cnt, new_scan_cnt,
249 total_scan),
250
251 TP_STRUCT__entry(
252 __field(struct shrinker *, shr)
253 __field(int, nid)
254 __field(void *, shrink)
255 __field(long, unused_scan)
256 __field(long, new_scan)
257 __field(int, retval)
258 __field(long, total_scan)
259 ),
260
261 TP_fast_assign(
262 __entry->shr = shr;
263 __entry->nid = nid;
264 __entry->shrink = shr->scan_objects;
265 __entry->unused_scan = unused_scan_cnt;
266 __entry->new_scan = new_scan_cnt;
267 __entry->retval = shrinker_retval;
268 __entry->total_scan = total_scan;
269 ),
270
271 TP_printk("%pS %p: nid: %d unused scan count %ld new scan count %ld total_scan %ld last shrinker return val %d",
272 __entry->shrink,
273 __entry->shr,
274 __entry->nid,
275 __entry->unused_scan,
276 __entry->new_scan,
277 __entry->total_scan,
278 __entry->retval)
279);
280
281TRACE_EVENT(mm_vmscan_lru_isolate,
282 TP_PROTO(int highest_zoneidx,
283 int order,
284 unsigned long nr_requested,
285 unsigned long nr_scanned,
286 unsigned long nr_skipped,
287 unsigned long nr_taken,
288 int lru),
289
290 TP_ARGS(highest_zoneidx, order, nr_requested, nr_scanned, nr_skipped, nr_taken, lru),
291
292 TP_STRUCT__entry(
293 __field(int, highest_zoneidx)
294 __field(int, order)
295 __field(unsigned long, nr_requested)
296 __field(unsigned long, nr_scanned)
297 __field(unsigned long, nr_skipped)
298 __field(unsigned long, nr_taken)
299 __field(int, lru)
300 ),
301
302 TP_fast_assign(
303 __entry->highest_zoneidx = highest_zoneidx;
304 __entry->order = order;
305 __entry->nr_requested = nr_requested;
306 __entry->nr_scanned = nr_scanned;
307 __entry->nr_skipped = nr_skipped;
308 __entry->nr_taken = nr_taken;
309 __entry->lru = lru;
310 ),
311
312 /*
313 * classzone is previous name of the highest_zoneidx.
314 * Reason not to change it is the ABI requirement of the tracepoint.
315 */
316 TP_printk("classzone=%d order=%d nr_requested=%lu nr_scanned=%lu nr_skipped=%lu nr_taken=%lu lru=%s",
317 __entry->highest_zoneidx,
318 __entry->order,
319 __entry->nr_requested,
320 __entry->nr_scanned,
321 __entry->nr_skipped,
322 __entry->nr_taken,
323 __print_symbolic(__entry->lru, LRU_NAMES))
324);
325
326TRACE_EVENT(mm_vmscan_write_folio,
327
328 TP_PROTO(struct folio *folio),
329
330 TP_ARGS(folio),
331
332 TP_STRUCT__entry(
333 __field(unsigned long, pfn)
334 __field(int, reclaim_flags)
335 ),
336
337 TP_fast_assign(
338 __entry->pfn = folio_pfn(folio);
339 __entry->reclaim_flags = trace_reclaim_flags(
340 folio_is_file_lru(folio));
341 ),
342
343 TP_printk("page=%p pfn=0x%lx flags=%s",
344 pfn_to_page(__entry->pfn),
345 __entry->pfn,
346 show_reclaim_flags(__entry->reclaim_flags))
347);
348
349TRACE_EVENT(mm_vmscan_reclaim_pages,
350
351 TP_PROTO(int nid,
352 unsigned long nr_scanned, unsigned long nr_reclaimed,
353 struct reclaim_stat *stat),
354
355 TP_ARGS(nid, nr_scanned, nr_reclaimed, stat),
356
357 TP_STRUCT__entry(
358 __field(int, nid)
359 __field(unsigned long, nr_scanned)
360 __field(unsigned long, nr_reclaimed)
361 __field(unsigned long, nr_dirty)
362 __field(unsigned long, nr_writeback)
363 __field(unsigned long, nr_congested)
364 __field(unsigned long, nr_immediate)
365 __field(unsigned int, nr_activate0)
366 __field(unsigned int, nr_activate1)
367 __field(unsigned long, nr_ref_keep)
368 __field(unsigned long, nr_unmap_fail)
369 ),
370
371 TP_fast_assign(
372 __entry->nid = nid;
373 __entry->nr_scanned = nr_scanned;
374 __entry->nr_reclaimed = nr_reclaimed;
375 __entry->nr_dirty = stat->nr_dirty;
376 __entry->nr_writeback = stat->nr_writeback;
377 __entry->nr_congested = stat->nr_congested;
378 __entry->nr_immediate = stat->nr_immediate;
379 __entry->nr_activate0 = stat->nr_activate[0];
380 __entry->nr_activate1 = stat->nr_activate[1];
381 __entry->nr_ref_keep = stat->nr_ref_keep;
382 __entry->nr_unmap_fail = stat->nr_unmap_fail;
383 ),
384
385 TP_printk("nid=%d nr_scanned=%ld nr_reclaimed=%ld nr_dirty=%ld nr_writeback=%ld nr_congested=%ld nr_immediate=%ld nr_activate_anon=%d nr_activate_file=%d nr_ref_keep=%ld nr_unmap_fail=%ld",
386 __entry->nid,
387 __entry->nr_scanned, __entry->nr_reclaimed,
388 __entry->nr_dirty, __entry->nr_writeback,
389 __entry->nr_congested, __entry->nr_immediate,
390 __entry->nr_activate0, __entry->nr_activate1,
391 __entry->nr_ref_keep, __entry->nr_unmap_fail)
392);
393
394TRACE_EVENT(mm_vmscan_lru_shrink_inactive,
395
396 TP_PROTO(int nid,
397 unsigned long nr_scanned, unsigned long nr_reclaimed,
398 struct reclaim_stat *stat, int priority, int file),
399
400 TP_ARGS(nid, nr_scanned, nr_reclaimed, stat, priority, file),
401
402 TP_STRUCT__entry(
403 __field(int, nid)
404 __field(unsigned long, nr_scanned)
405 __field(unsigned long, nr_reclaimed)
406 __field(unsigned long, nr_dirty)
407 __field(unsigned long, nr_writeback)
408 __field(unsigned long, nr_congested)
409 __field(unsigned long, nr_immediate)
410 __field(unsigned int, nr_activate0)
411 __field(unsigned int, nr_activate1)
412 __field(unsigned long, nr_ref_keep)
413 __field(unsigned long, nr_unmap_fail)
414 __field(int, priority)
415 __field(int, reclaim_flags)
416 ),
417
418 TP_fast_assign(
419 __entry->nid = nid;
420 __entry->nr_scanned = nr_scanned;
421 __entry->nr_reclaimed = nr_reclaimed;
422 __entry->nr_dirty = stat->nr_dirty;
423 __entry->nr_writeback = stat->nr_writeback;
424 __entry->nr_congested = stat->nr_congested;
425 __entry->nr_immediate = stat->nr_immediate;
426 __entry->nr_activate0 = stat->nr_activate[0];
427 __entry->nr_activate1 = stat->nr_activate[1];
428 __entry->nr_ref_keep = stat->nr_ref_keep;
429 __entry->nr_unmap_fail = stat->nr_unmap_fail;
430 __entry->priority = priority;
431 __entry->reclaim_flags = trace_reclaim_flags(file);
432 ),
433
434 TP_printk("nid=%d nr_scanned=%ld nr_reclaimed=%ld nr_dirty=%ld nr_writeback=%ld nr_congested=%ld nr_immediate=%ld nr_activate_anon=%d nr_activate_file=%d nr_ref_keep=%ld nr_unmap_fail=%ld priority=%d flags=%s",
435 __entry->nid,
436 __entry->nr_scanned, __entry->nr_reclaimed,
437 __entry->nr_dirty, __entry->nr_writeback,
438 __entry->nr_congested, __entry->nr_immediate,
439 __entry->nr_activate0, __entry->nr_activate1,
440 __entry->nr_ref_keep, __entry->nr_unmap_fail,
441 __entry->priority,
442 show_reclaim_flags(__entry->reclaim_flags))
443);
444
445TRACE_EVENT(mm_vmscan_lru_shrink_active,
446
447 TP_PROTO(int nid, unsigned long nr_taken,
448 unsigned long nr_active, unsigned long nr_deactivated,
449 unsigned long nr_referenced, int priority, int file),
450
451 TP_ARGS(nid, nr_taken, nr_active, nr_deactivated, nr_referenced, priority, file),
452
453 TP_STRUCT__entry(
454 __field(int, nid)
455 __field(unsigned long, nr_taken)
456 __field(unsigned long, nr_active)
457 __field(unsigned long, nr_deactivated)
458 __field(unsigned long, nr_referenced)
459 __field(int, priority)
460 __field(int, reclaim_flags)
461 ),
462
463 TP_fast_assign(
464 __entry->nid = nid;
465 __entry->nr_taken = nr_taken;
466 __entry->nr_active = nr_active;
467 __entry->nr_deactivated = nr_deactivated;
468 __entry->nr_referenced = nr_referenced;
469 __entry->priority = priority;
470 __entry->reclaim_flags = trace_reclaim_flags(file);
471 ),
472
473 TP_printk("nid=%d nr_taken=%ld nr_active=%ld nr_deactivated=%ld nr_referenced=%ld priority=%d flags=%s",
474 __entry->nid,
475 __entry->nr_taken,
476 __entry->nr_active, __entry->nr_deactivated, __entry->nr_referenced,
477 __entry->priority,
478 show_reclaim_flags(__entry->reclaim_flags))
479);
480
481TRACE_EVENT(mm_vmscan_node_reclaim_begin,
482
483 TP_PROTO(int nid, int order, gfp_t gfp_flags),
484
485 TP_ARGS(nid, order, gfp_flags),
486
487 TP_STRUCT__entry(
488 __field(int, nid)
489 __field(int, order)
490 __field(unsigned long, gfp_flags)
491 ),
492
493 TP_fast_assign(
494 __entry->nid = nid;
495 __entry->order = order;
496 __entry->gfp_flags = (__force unsigned long)gfp_flags;
497 ),
498
499 TP_printk("nid=%d order=%d gfp_flags=%s",
500 __entry->nid,
501 __entry->order,
502 show_gfp_flags(__entry->gfp_flags))
503);
504
505DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_node_reclaim_end,
506
507 TP_PROTO(unsigned long nr_reclaimed),
508
509 TP_ARGS(nr_reclaimed)
510);
511
512TRACE_EVENT(mm_vmscan_throttled,
513
514 TP_PROTO(int nid, int usec_timeout, int usec_delayed, int reason),
515
516 TP_ARGS(nid, usec_timeout, usec_delayed, reason),
517
518 TP_STRUCT__entry(
519 __field(int, nid)
520 __field(int, usec_timeout)
521 __field(int, usec_delayed)
522 __field(int, reason)
523 ),
524
525 TP_fast_assign(
526 __entry->nid = nid;
527 __entry->usec_timeout = usec_timeout;
528 __entry->usec_delayed = usec_delayed;
529 __entry->reason = 1U << reason;
530 ),
531
532 TP_printk("nid=%d usec_timeout=%d usect_delayed=%d reason=%s",
533 __entry->nid,
534 __entry->usec_timeout,
535 __entry->usec_delayed,
536 show_throttle_flags(__entry->reason))
537);
538#endif /* _TRACE_VMSCAN_H */
539
540/* This part must be outside protection */
541#include <trace/define_trace.h>
1/* SPDX-License-Identifier: GPL-2.0 */
2#undef TRACE_SYSTEM
3#define TRACE_SYSTEM vmscan
4
5#if !defined(_TRACE_VMSCAN_H) || defined(TRACE_HEADER_MULTI_READ)
6#define _TRACE_VMSCAN_H
7
8#include <linux/types.h>
9#include <linux/tracepoint.h>
10#include <linux/mm.h>
11#include <linux/memcontrol.h>
12#include <trace/events/mmflags.h>
13
14#define RECLAIM_WB_ANON 0x0001u
15#define RECLAIM_WB_FILE 0x0002u
16#define RECLAIM_WB_MIXED 0x0010u
17#define RECLAIM_WB_SYNC 0x0004u /* Unused, all reclaim async */
18#define RECLAIM_WB_ASYNC 0x0008u
19#define RECLAIM_WB_LRU (RECLAIM_WB_ANON|RECLAIM_WB_FILE)
20
21#define show_reclaim_flags(flags) \
22 (flags) ? __print_flags(flags, "|", \
23 {RECLAIM_WB_ANON, "RECLAIM_WB_ANON"}, \
24 {RECLAIM_WB_FILE, "RECLAIM_WB_FILE"}, \
25 {RECLAIM_WB_MIXED, "RECLAIM_WB_MIXED"}, \
26 {RECLAIM_WB_SYNC, "RECLAIM_WB_SYNC"}, \
27 {RECLAIM_WB_ASYNC, "RECLAIM_WB_ASYNC"} \
28 ) : "RECLAIM_WB_NONE"
29
30#define trace_reclaim_flags(page) ( \
31 (page_is_file_cache(page) ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \
32 (RECLAIM_WB_ASYNC) \
33 )
34
35#define trace_shrink_flags(file) \
36 ( \
37 (file ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \
38 (RECLAIM_WB_ASYNC) \
39 )
40
41TRACE_EVENT(mm_vmscan_kswapd_sleep,
42
43 TP_PROTO(int nid),
44
45 TP_ARGS(nid),
46
47 TP_STRUCT__entry(
48 __field( int, nid )
49 ),
50
51 TP_fast_assign(
52 __entry->nid = nid;
53 ),
54
55 TP_printk("nid=%d", __entry->nid)
56);
57
58TRACE_EVENT(mm_vmscan_kswapd_wake,
59
60 TP_PROTO(int nid, int zid, int order),
61
62 TP_ARGS(nid, zid, order),
63
64 TP_STRUCT__entry(
65 __field( int, nid )
66 __field( int, zid )
67 __field( int, order )
68 ),
69
70 TP_fast_assign(
71 __entry->nid = nid;
72 __entry->zid = zid;
73 __entry->order = order;
74 ),
75
76 TP_printk("nid=%d zid=%d order=%d", __entry->nid, __entry->zid, __entry->order)
77);
78
79TRACE_EVENT(mm_vmscan_wakeup_kswapd,
80
81 TP_PROTO(int nid, int zid, int order, gfp_t gfp_flags),
82
83 TP_ARGS(nid, zid, order, gfp_flags),
84
85 TP_STRUCT__entry(
86 __field( int, nid )
87 __field( int, zid )
88 __field( int, order )
89 __field( gfp_t, gfp_flags )
90 ),
91
92 TP_fast_assign(
93 __entry->nid = nid;
94 __entry->zid = zid;
95 __entry->order = order;
96 __entry->gfp_flags = gfp_flags;
97 ),
98
99 TP_printk("nid=%d zid=%d order=%d gfp_flags=%s",
100 __entry->nid,
101 __entry->zid,
102 __entry->order,
103 show_gfp_flags(__entry->gfp_flags))
104);
105
106DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template,
107
108 TP_PROTO(int order, int may_writepage, gfp_t gfp_flags, int classzone_idx),
109
110 TP_ARGS(order, may_writepage, gfp_flags, classzone_idx),
111
112 TP_STRUCT__entry(
113 __field( int, order )
114 __field( int, may_writepage )
115 __field( gfp_t, gfp_flags )
116 __field( int, classzone_idx )
117 ),
118
119 TP_fast_assign(
120 __entry->order = order;
121 __entry->may_writepage = may_writepage;
122 __entry->gfp_flags = gfp_flags;
123 __entry->classzone_idx = classzone_idx;
124 ),
125
126 TP_printk("order=%d may_writepage=%d gfp_flags=%s classzone_idx=%d",
127 __entry->order,
128 __entry->may_writepage,
129 show_gfp_flags(__entry->gfp_flags),
130 __entry->classzone_idx)
131);
132
133DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin,
134
135 TP_PROTO(int order, int may_writepage, gfp_t gfp_flags, int classzone_idx),
136
137 TP_ARGS(order, may_writepage, gfp_flags, classzone_idx)
138);
139
140#ifdef CONFIG_MEMCG
141DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_begin,
142
143 TP_PROTO(int order, int may_writepage, gfp_t gfp_flags, int classzone_idx),
144
145 TP_ARGS(order, may_writepage, gfp_flags, classzone_idx)
146);
147
148DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin,
149
150 TP_PROTO(int order, int may_writepage, gfp_t gfp_flags, int classzone_idx),
151
152 TP_ARGS(order, may_writepage, gfp_flags, classzone_idx)
153);
154#endif /* CONFIG_MEMCG */
155
156DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template,
157
158 TP_PROTO(unsigned long nr_reclaimed),
159
160 TP_ARGS(nr_reclaimed),
161
162 TP_STRUCT__entry(
163 __field( unsigned long, nr_reclaimed )
164 ),
165
166 TP_fast_assign(
167 __entry->nr_reclaimed = nr_reclaimed;
168 ),
169
170 TP_printk("nr_reclaimed=%lu", __entry->nr_reclaimed)
171);
172
173DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_direct_reclaim_end,
174
175 TP_PROTO(unsigned long nr_reclaimed),
176
177 TP_ARGS(nr_reclaimed)
178);
179
180#ifdef CONFIG_MEMCG
181DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_reclaim_end,
182
183 TP_PROTO(unsigned long nr_reclaimed),
184
185 TP_ARGS(nr_reclaimed)
186);
187
188DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_softlimit_reclaim_end,
189
190 TP_PROTO(unsigned long nr_reclaimed),
191
192 TP_ARGS(nr_reclaimed)
193);
194#endif /* CONFIG_MEMCG */
195
196TRACE_EVENT(mm_shrink_slab_start,
197 TP_PROTO(struct shrinker *shr, struct shrink_control *sc,
198 long nr_objects_to_shrink, unsigned long cache_items,
199 unsigned long long delta, unsigned long total_scan,
200 int priority),
201
202 TP_ARGS(shr, sc, nr_objects_to_shrink, cache_items, delta, total_scan,
203 priority),
204
205 TP_STRUCT__entry(
206 __field(struct shrinker *, shr)
207 __field(void *, shrink)
208 __field(int, nid)
209 __field(long, nr_objects_to_shrink)
210 __field(gfp_t, gfp_flags)
211 __field(unsigned long, cache_items)
212 __field(unsigned long long, delta)
213 __field(unsigned long, total_scan)
214 __field(int, priority)
215 ),
216
217 TP_fast_assign(
218 __entry->shr = shr;
219 __entry->shrink = shr->scan_objects;
220 __entry->nid = sc->nid;
221 __entry->nr_objects_to_shrink = nr_objects_to_shrink;
222 __entry->gfp_flags = sc->gfp_mask;
223 __entry->cache_items = cache_items;
224 __entry->delta = delta;
225 __entry->total_scan = total_scan;
226 __entry->priority = priority;
227 ),
228
229 TP_printk("%pF %p: nid: %d objects to shrink %ld gfp_flags %s cache items %ld delta %lld total_scan %ld priority %d",
230 __entry->shrink,
231 __entry->shr,
232 __entry->nid,
233 __entry->nr_objects_to_shrink,
234 show_gfp_flags(__entry->gfp_flags),
235 __entry->cache_items,
236 __entry->delta,
237 __entry->total_scan,
238 __entry->priority)
239);
240
241TRACE_EVENT(mm_shrink_slab_end,
242 TP_PROTO(struct shrinker *shr, int nid, int shrinker_retval,
243 long unused_scan_cnt, long new_scan_cnt, long total_scan),
244
245 TP_ARGS(shr, nid, shrinker_retval, unused_scan_cnt, new_scan_cnt,
246 total_scan),
247
248 TP_STRUCT__entry(
249 __field(struct shrinker *, shr)
250 __field(int, nid)
251 __field(void *, shrink)
252 __field(long, unused_scan)
253 __field(long, new_scan)
254 __field(int, retval)
255 __field(long, total_scan)
256 ),
257
258 TP_fast_assign(
259 __entry->shr = shr;
260 __entry->nid = nid;
261 __entry->shrink = shr->scan_objects;
262 __entry->unused_scan = unused_scan_cnt;
263 __entry->new_scan = new_scan_cnt;
264 __entry->retval = shrinker_retval;
265 __entry->total_scan = total_scan;
266 ),
267
268 TP_printk("%pF %p: nid: %d unused scan count %ld new scan count %ld total_scan %ld last shrinker return val %d",
269 __entry->shrink,
270 __entry->shr,
271 __entry->nid,
272 __entry->unused_scan,
273 __entry->new_scan,
274 __entry->total_scan,
275 __entry->retval)
276);
277
278TRACE_EVENT(mm_vmscan_lru_isolate,
279 TP_PROTO(int classzone_idx,
280 int order,
281 unsigned long nr_requested,
282 unsigned long nr_scanned,
283 unsigned long nr_skipped,
284 unsigned long nr_taken,
285 isolate_mode_t isolate_mode,
286 int lru),
287
288 TP_ARGS(classzone_idx, order, nr_requested, nr_scanned, nr_skipped, nr_taken, isolate_mode, lru),
289
290 TP_STRUCT__entry(
291 __field(int, classzone_idx)
292 __field(int, order)
293 __field(unsigned long, nr_requested)
294 __field(unsigned long, nr_scanned)
295 __field(unsigned long, nr_skipped)
296 __field(unsigned long, nr_taken)
297 __field(isolate_mode_t, isolate_mode)
298 __field(int, lru)
299 ),
300
301 TP_fast_assign(
302 __entry->classzone_idx = classzone_idx;
303 __entry->order = order;
304 __entry->nr_requested = nr_requested;
305 __entry->nr_scanned = nr_scanned;
306 __entry->nr_skipped = nr_skipped;
307 __entry->nr_taken = nr_taken;
308 __entry->isolate_mode = isolate_mode;
309 __entry->lru = lru;
310 ),
311
312 TP_printk("isolate_mode=%d classzone=%d order=%d nr_requested=%lu nr_scanned=%lu nr_skipped=%lu nr_taken=%lu lru=%s",
313 __entry->isolate_mode,
314 __entry->classzone_idx,
315 __entry->order,
316 __entry->nr_requested,
317 __entry->nr_scanned,
318 __entry->nr_skipped,
319 __entry->nr_taken,
320 __print_symbolic(__entry->lru, LRU_NAMES))
321);
322
323TRACE_EVENT(mm_vmscan_writepage,
324
325 TP_PROTO(struct page *page),
326
327 TP_ARGS(page),
328
329 TP_STRUCT__entry(
330 __field(unsigned long, pfn)
331 __field(int, reclaim_flags)
332 ),
333
334 TP_fast_assign(
335 __entry->pfn = page_to_pfn(page);
336 __entry->reclaim_flags = trace_reclaim_flags(page);
337 ),
338
339 TP_printk("page=%p pfn=%lu flags=%s",
340 pfn_to_page(__entry->pfn),
341 __entry->pfn,
342 show_reclaim_flags(__entry->reclaim_flags))
343);
344
345TRACE_EVENT(mm_vmscan_lru_shrink_inactive,
346
347 TP_PROTO(int nid,
348 unsigned long nr_scanned, unsigned long nr_reclaimed,
349 struct reclaim_stat *stat, int priority, int file),
350
351 TP_ARGS(nid, nr_scanned, nr_reclaimed, stat, priority, file),
352
353 TP_STRUCT__entry(
354 __field(int, nid)
355 __field(unsigned long, nr_scanned)
356 __field(unsigned long, nr_reclaimed)
357 __field(unsigned long, nr_dirty)
358 __field(unsigned long, nr_writeback)
359 __field(unsigned long, nr_congested)
360 __field(unsigned long, nr_immediate)
361 __field(unsigned long, nr_activate)
362 __field(unsigned long, nr_ref_keep)
363 __field(unsigned long, nr_unmap_fail)
364 __field(int, priority)
365 __field(int, reclaim_flags)
366 ),
367
368 TP_fast_assign(
369 __entry->nid = nid;
370 __entry->nr_scanned = nr_scanned;
371 __entry->nr_reclaimed = nr_reclaimed;
372 __entry->nr_dirty = stat->nr_dirty;
373 __entry->nr_writeback = stat->nr_writeback;
374 __entry->nr_congested = stat->nr_congested;
375 __entry->nr_immediate = stat->nr_immediate;
376 __entry->nr_activate = stat->nr_activate;
377 __entry->nr_ref_keep = stat->nr_ref_keep;
378 __entry->nr_unmap_fail = stat->nr_unmap_fail;
379 __entry->priority = priority;
380 __entry->reclaim_flags = trace_shrink_flags(file);
381 ),
382
383 TP_printk("nid=%d nr_scanned=%ld nr_reclaimed=%ld nr_dirty=%ld nr_writeback=%ld nr_congested=%ld nr_immediate=%ld nr_activate=%ld nr_ref_keep=%ld nr_unmap_fail=%ld priority=%d flags=%s",
384 __entry->nid,
385 __entry->nr_scanned, __entry->nr_reclaimed,
386 __entry->nr_dirty, __entry->nr_writeback,
387 __entry->nr_congested, __entry->nr_immediate,
388 __entry->nr_activate, __entry->nr_ref_keep,
389 __entry->nr_unmap_fail, __entry->priority,
390 show_reclaim_flags(__entry->reclaim_flags))
391);
392
393TRACE_EVENT(mm_vmscan_lru_shrink_active,
394
395 TP_PROTO(int nid, unsigned long nr_taken,
396 unsigned long nr_active, unsigned long nr_deactivated,
397 unsigned long nr_referenced, int priority, int file),
398
399 TP_ARGS(nid, nr_taken, nr_active, nr_deactivated, nr_referenced, priority, file),
400
401 TP_STRUCT__entry(
402 __field(int, nid)
403 __field(unsigned long, nr_taken)
404 __field(unsigned long, nr_active)
405 __field(unsigned long, nr_deactivated)
406 __field(unsigned long, nr_referenced)
407 __field(int, priority)
408 __field(int, reclaim_flags)
409 ),
410
411 TP_fast_assign(
412 __entry->nid = nid;
413 __entry->nr_taken = nr_taken;
414 __entry->nr_active = nr_active;
415 __entry->nr_deactivated = nr_deactivated;
416 __entry->nr_referenced = nr_referenced;
417 __entry->priority = priority;
418 __entry->reclaim_flags = trace_shrink_flags(file);
419 ),
420
421 TP_printk("nid=%d nr_taken=%ld nr_active=%ld nr_deactivated=%ld nr_referenced=%ld priority=%d flags=%s",
422 __entry->nid,
423 __entry->nr_taken,
424 __entry->nr_active, __entry->nr_deactivated, __entry->nr_referenced,
425 __entry->priority,
426 show_reclaim_flags(__entry->reclaim_flags))
427);
428
429TRACE_EVENT(mm_vmscan_inactive_list_is_low,
430
431 TP_PROTO(int nid, int reclaim_idx,
432 unsigned long total_inactive, unsigned long inactive,
433 unsigned long total_active, unsigned long active,
434 unsigned long ratio, int file),
435
436 TP_ARGS(nid, reclaim_idx, total_inactive, inactive, total_active, active, ratio, file),
437
438 TP_STRUCT__entry(
439 __field(int, nid)
440 __field(int, reclaim_idx)
441 __field(unsigned long, total_inactive)
442 __field(unsigned long, inactive)
443 __field(unsigned long, total_active)
444 __field(unsigned long, active)
445 __field(unsigned long, ratio)
446 __field(int, reclaim_flags)
447 ),
448
449 TP_fast_assign(
450 __entry->nid = nid;
451 __entry->reclaim_idx = reclaim_idx;
452 __entry->total_inactive = total_inactive;
453 __entry->inactive = inactive;
454 __entry->total_active = total_active;
455 __entry->active = active;
456 __entry->ratio = ratio;
457 __entry->reclaim_flags = trace_shrink_flags(file) & RECLAIM_WB_LRU;
458 ),
459
460 TP_printk("nid=%d reclaim_idx=%d total_inactive=%ld inactive=%ld total_active=%ld active=%ld ratio=%ld flags=%s",
461 __entry->nid,
462 __entry->reclaim_idx,
463 __entry->total_inactive, __entry->inactive,
464 __entry->total_active, __entry->active,
465 __entry->ratio,
466 show_reclaim_flags(__entry->reclaim_flags))
467);
468#endif /* _TRACE_VMSCAN_H */
469
470/* This part must be outside protection */
471#include <trace/define_trace.h>