Drop support for kernels < 4.4 from kmem instrumentation
[lttng-modules.git] / include / instrumentation / events / kmem.h
... / ...
CommitLineData
1/* SPDX-License-Identifier: GPL-2.0-only */
2#undef TRACE_SYSTEM
3#define TRACE_SYSTEM kmem
4
5#if !defined(LTTNG_TRACE_KMEM_H) || defined(TRACE_HEADER_MULTI_READ)
6#define LTTNG_TRACE_KMEM_H
7
8#include <lttng/tracepoint-event.h>
9#include <linux/types.h>
10#include <lttng/kernel-version.h>
11
12#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,0,0))
13#include <../../mm/slab.h>
14#endif
15
16#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,1,0))
17LTTNG_TRACEPOINT_EVENT_MAP(kmalloc,
18
19 kmem_kmalloc,
20
21 TP_PROTO(unsigned long call_site,
22 const void *ptr,
23 size_t bytes_req,
24 size_t bytes_alloc,
25 gfp_t gfp_flags,
26 int node),
27
28 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),
29
30 TP_FIELDS(
31 ctf_integer_hex(unsigned long, call_site, call_site)
32 ctf_integer_hex(const void *, ptr, ptr)
33 ctf_integer(size_t, bytes_req, bytes_req)
34 ctf_integer(size_t, bytes_alloc, bytes_alloc)
35 ctf_integer(gfp_t, gfp_flags, gfp_flags)
36 ctf_integer(int, node, node)
37 ctf_integer(bool, accounted, (IS_ENABLED(CONFIG_MEMCG_KMEM) &&
38 (gfp_flags & __GFP_ACCOUNT) ? true : false))
39 )
40)
41
42LTTNG_TRACEPOINT_EVENT(kmem_cache_alloc,
43
44 TP_PROTO(unsigned long call_site,
45 const void *ptr,
46 struct kmem_cache *s,
47 gfp_t gfp_flags,
48 int node),
49
50 TP_ARGS(call_site, ptr, s, gfp_flags, node),
51
52 TP_FIELDS(
53 ctf_integer_hex(unsigned long, call_site, call_site)
54 ctf_integer_hex(const void *, ptr, ptr)
55 ctf_integer(size_t, bytes_req, s->object_size)
56 ctf_integer(size_t, bytes_alloc, s->size)
57 ctf_integer(gfp_t, gfp_flags, gfp_flags)
58 ctf_integer(int, node, node)
59 ctf_integer(bool, accounted, IS_ENABLED(CONFIG_MEMCG_KMEM) ?
60 ((gfp_flags & __GFP_ACCOUNT) ||
61 (s->flags & SLAB_ACCOUNT)) : false)
62 )
63)
64#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,0,0))
65LTTNG_TRACEPOINT_EVENT_CLASS(kmem_alloc,
66
67 TP_PROTO(unsigned long call_site,
68 const void *ptr,
69 struct kmem_cache *s,
70 size_t bytes_req,
71 size_t bytes_alloc,
72 gfp_t gfp_flags),
73
74 TP_ARGS(call_site, ptr, s, bytes_req, bytes_alloc, gfp_flags),
75
76 TP_FIELDS(
77 ctf_integer_hex(unsigned long, call_site, call_site)
78 ctf_integer_hex(const void *, ptr, ptr)
79 ctf_integer(size_t, bytes_req, bytes_req)
80 ctf_integer(size_t, bytes_alloc, bytes_alloc)
81 ctf_integer(gfp_t, gfp_flags, gfp_flags)
82 ctf_integer(bool, accounted, IS_ENABLED(CONFIG_MEMCG_KMEM) ?
83 ((gfp_flags & __GFP_ACCOUNT) ||
84 (s && s->flags & SLAB_ACCOUNT)) : false)
85 )
86)
87
88LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_alloc, kmalloc,
89
90 kmem_kmalloc,
91
92 TP_PROTO(unsigned long call_site, const void *ptr, struct kmem_cache *s,
93 size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
94
95 TP_ARGS(call_site, ptr, s, bytes_req, bytes_alloc, gfp_flags)
96)
97
98LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_alloc, kmem_cache_alloc,
99
100 TP_PROTO(unsigned long call_site, const void *ptr, struct kmem_cache *s,
101 size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
102
103 TP_ARGS(call_site, ptr, s, bytes_req, bytes_alloc, gfp_flags)
104)
105#else
106LTTNG_TRACEPOINT_EVENT_CLASS(kmem_alloc,
107
108 TP_PROTO(unsigned long call_site,
109 const void *ptr,
110 size_t bytes_req,
111 size_t bytes_alloc,
112 gfp_t gfp_flags),
113
114 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),
115
116 TP_FIELDS(
117 ctf_integer_hex(unsigned long, call_site, call_site)
118 ctf_integer_hex(const void *, ptr, ptr)
119 ctf_integer(size_t, bytes_req, bytes_req)
120 ctf_integer(size_t, bytes_alloc, bytes_alloc)
121 ctf_integer(gfp_t, gfp_flags, gfp_flags)
122 )
123)
124
125LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_alloc, kmalloc,
126
127 kmem_kmalloc,
128
129 TP_PROTO(unsigned long call_site, const void *ptr,
130 size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
131
132 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags)
133)
134
135LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_alloc, kmem_cache_alloc,
136
137 TP_PROTO(unsigned long call_site, const void *ptr,
138 size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
139
140 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags)
141)
142#endif
143
144#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,0,0))
145LTTNG_TRACEPOINT_EVENT_CLASS(kmem_alloc_node,
146
147 TP_PROTO(unsigned long call_site,
148 const void *ptr,
149 struct kmem_cache *s,
150 size_t bytes_req,
151 size_t bytes_alloc,
152 gfp_t gfp_flags,
153 int node),
154
155 TP_ARGS(call_site, ptr, s, bytes_req, bytes_alloc, gfp_flags, node),
156
157 TP_FIELDS(
158 ctf_integer_hex(unsigned long, call_site, call_site)
159 ctf_integer_hex(const void *, ptr, ptr)
160 ctf_integer(size_t, bytes_req, bytes_req)
161 ctf_integer(size_t, bytes_alloc, bytes_alloc)
162 ctf_integer(gfp_t, gfp_flags, gfp_flags)
163 ctf_integer(int, node, node)
164 ctf_integer(bool, accounted, IS_ENABLED(CONFIG_MEMCG_KMEM) ?
165 ((gfp_flags & __GFP_ACCOUNT) ||
166 (s && s->flags & SLAB_ACCOUNT)) : false)
167 )
168)
169
170LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_alloc_node, kmalloc_node,
171
172 kmem_kmalloc_node,
173
174 TP_PROTO(unsigned long call_site, const void *ptr,
175 struct kmem_cache *s, size_t bytes_req, size_t bytes_alloc,
176 gfp_t gfp_flags, int node),
177
178 TP_ARGS(call_site, ptr, s, bytes_req, bytes_alloc, gfp_flags, node)
179)
180
181LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_alloc_node, kmem_cache_alloc_node,
182
183 TP_PROTO(unsigned long call_site, const void *ptr,
184 struct kmem_cache *s, size_t bytes_req, size_t bytes_alloc,
185 gfp_t gfp_flags, int node),
186
187 TP_ARGS(call_site, ptr, s, bytes_req, bytes_alloc, gfp_flags, node)
188)
189#else
190LTTNG_TRACEPOINT_EVENT_CLASS(kmem_alloc_node,
191
192 TP_PROTO(unsigned long call_site,
193 const void *ptr,
194 size_t bytes_req,
195 size_t bytes_alloc,
196 gfp_t gfp_flags,
197 int node),
198
199 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),
200
201 TP_FIELDS(
202 ctf_integer_hex(unsigned long, call_site, call_site)
203 ctf_integer_hex(const void *, ptr, ptr)
204 ctf_integer(size_t, bytes_req, bytes_req)
205 ctf_integer(size_t, bytes_alloc, bytes_alloc)
206 ctf_integer(gfp_t, gfp_flags, gfp_flags)
207 ctf_integer(int, node, node)
208 )
209)
210
211LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_alloc_node, kmalloc_node,
212
213 kmem_kmalloc_node,
214
215 TP_PROTO(unsigned long call_site, const void *ptr,
216 size_t bytes_req, size_t bytes_alloc,
217 gfp_t gfp_flags, int node),
218
219 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node)
220)
221
222LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_alloc_node, kmem_cache_alloc_node,
223
224 TP_PROTO(unsigned long call_site, const void *ptr,
225 size_t bytes_req, size_t bytes_alloc,
226 gfp_t gfp_flags, int node),
227
228 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node)
229)
230#endif
231
232#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,12,0) || \
233 LTTNG_RHEL_KERNEL_RANGE(4,18,0,372,0,0, 4,19,0,0,0,0))
234LTTNG_TRACEPOINT_EVENT_MAP(kfree,
235
236 kmem_kfree,
237
238 TP_PROTO(unsigned long call_site, const void *ptr),
239
240 TP_ARGS(call_site, ptr),
241
242 TP_FIELDS(
243 ctf_integer_hex(unsigned long, call_site, call_site)
244 ctf_integer_hex(const void *, ptr, ptr)
245 )
246)
247#else
248LTTNG_TRACEPOINT_EVENT_CLASS(kmem_free,
249
250 TP_PROTO(unsigned long call_site, const void *ptr),
251
252 TP_ARGS(call_site, ptr),
253
254 TP_FIELDS(
255 ctf_integer_hex(unsigned long, call_site, call_site)
256 ctf_integer_hex(const void *, ptr, ptr)
257 )
258)
259
260LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_free, kfree,
261
262 kmem_kfree,
263
264 TP_PROTO(unsigned long call_site, const void *ptr),
265
266 TP_ARGS(call_site, ptr)
267)
268
269LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_free, kmem_cache_free,
270
271 TP_PROTO(unsigned long call_site, const void *ptr),
272
273 TP_ARGS(call_site, ptr)
274)
275#endif
276
277#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(6,1,0))
278LTTNG_TRACEPOINT_EVENT(kmem_cache_free,
279
280 TP_PROTO(unsigned long call_site, const void *ptr, const struct kmem_cache *s),
281
282 TP_ARGS(call_site, ptr, s),
283
284 TP_FIELDS(
285 ctf_integer_hex(unsigned long, call_site, call_site)
286 ctf_integer_hex(const void *, ptr, ptr)
287 ctf_string(name, s->name)
288 )
289)
290#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,12,0))
291LTTNG_TRACEPOINT_EVENT(kmem_cache_free,
292
293 TP_PROTO(unsigned long call_site, const void *ptr, const char *name),
294
295 TP_ARGS(call_site, ptr, name),
296
297 TP_FIELDS(
298 ctf_integer_hex(unsigned long, call_site, call_site)
299 ctf_integer_hex(const void *, ptr, ptr)
300 ctf_string(name, name)
301 )
302)
303#endif
304
305LTTNG_TRACEPOINT_EVENT_MAP(mm_page_free, kmem_mm_page_free,
306
307 TP_PROTO(struct page *page, unsigned int order),
308
309 TP_ARGS(page, order),
310
311 TP_FIELDS(
312 ctf_integer_hex(struct page *, page, page)
313 ctf_integer(unsigned long, pfn, page_to_pfn(page))
314 ctf_integer(unsigned int, order, order)
315 )
316)
317
318#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,15,0))
319LTTNG_TRACEPOINT_EVENT_MAP(mm_page_free_batched, kmem_mm_page_free_batched,
320
321 TP_PROTO(struct page *page),
322
323 TP_ARGS(page),
324
325 TP_FIELDS(
326 ctf_integer_hex(struct page *, page, page)
327 ctf_integer(unsigned long, pfn, page_to_pfn(page))
328 )
329)
330#else
331LTTNG_TRACEPOINT_EVENT_MAP(mm_page_free_batched, kmem_mm_page_free_batched,
332
333 TP_PROTO(struct page *page, int cold),
334
335 TP_ARGS(page, cold),
336
337 TP_FIELDS(
338 ctf_integer_hex(struct page *, page, page)
339 ctf_integer(unsigned long, pfn, page_to_pfn(page))
340 ctf_integer(int, cold, cold)
341 )
342)
343#endif
344
345LTTNG_TRACEPOINT_EVENT_MAP(mm_page_alloc, kmem_mm_page_alloc,
346
347 TP_PROTO(struct page *page, unsigned int order,
348 gfp_t gfp_flags, int migratetype),
349
350 TP_ARGS(page, order, gfp_flags, migratetype),
351
352 TP_FIELDS(
353 ctf_integer_hex(struct page *, page, page)
354 ctf_integer(unsigned long, pfn,
355 page ? page_to_pfn(page) : -1UL)
356 ctf_integer(unsigned int, order, order)
357 ctf_integer(gfp_t, gfp_flags, gfp_flags)
358 ctf_integer(int, migratetype, migratetype)
359 )
360)
361
362#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,19,0))
363LTTNG_TRACEPOINT_EVENT_CLASS(kmem_mm_page,
364
365 TP_PROTO(struct page *page, unsigned int order, int migratetype,
366 int percpu_refill),
367
368 TP_ARGS(page, order, migratetype, percpu_refill),
369
370 TP_FIELDS(
371 ctf_integer_hex(struct page *, page, page)
372 ctf_integer(unsigned long, pfn,
373 page ? page_to_pfn(page) : -1UL)
374 ctf_integer(unsigned int, order, order)
375 ctf_integer(int, migratetype, migratetype)
376 ctf_integer(int, percpu_refill, percpu_refill)
377 )
378)
379
380LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_mm_page, mm_page_alloc_zone_locked,
381
382 kmem_mm_page_alloc_zone_locked,
383
384 TP_PROTO(struct page *page, unsigned int order, int migratetype,
385 int percpu_refill),
386
387 TP_ARGS(page, order, migratetype, percpu_refill)
388)
389
390LTTNG_TRACEPOINT_EVENT_MAP(mm_page_pcpu_drain,
391
392 kmem_mm_page_pcpu_drain,
393
394 TP_PROTO(struct page *page, unsigned int order, int migratetype),
395
396 TP_ARGS(page, order, migratetype),
397
398 TP_FIELDS(
399 ctf_integer(unsigned long, pfn,
400 page ? page_to_pfn(page) : -1UL)
401 ctf_integer(unsigned int, order, order)
402 ctf_integer(int, migratetype, migratetype)
403 )
404)
405#else
406LTTNG_TRACEPOINT_EVENT_CLASS(kmem_mm_page,
407
408 TP_PROTO(struct page *page, unsigned int order, int migratetype),
409
410 TP_ARGS(page, order, migratetype),
411
412 TP_FIELDS(
413 ctf_integer_hex(struct page *, page, page)
414 ctf_integer(unsigned long, pfn,
415 page ? page_to_pfn(page) : -1UL)
416 ctf_integer(unsigned int, order, order)
417 ctf_integer(int, migratetype, migratetype)
418 )
419)
420
421LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_mm_page, mm_page_alloc_zone_locked,
422
423 kmem_mm_page_alloc_zone_locked,
424
425 TP_PROTO(struct page *page, unsigned int order, int migratetype),
426
427 TP_ARGS(page, order, migratetype)
428)
429
430LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_mm_page, mm_page_pcpu_drain,
431
432 kmem_mm_page_pcpu_drain,
433
434 TP_PROTO(struct page *page, unsigned int order, int migratetype),
435
436 TP_ARGS(page, order, migratetype)
437)
438#endif
439
440LTTNG_TRACEPOINT_EVENT_MAP(mm_page_alloc_extfrag,
441
442 kmem_mm_page_alloc_extfrag,
443
444 TP_PROTO(struct page *page,
445 int alloc_order, int fallback_order,
446 int alloc_migratetype, int fallback_migratetype),
447
448 TP_ARGS(page,
449 alloc_order, fallback_order,
450 alloc_migratetype, fallback_migratetype),
451
452 TP_FIELDS(
453 ctf_integer_hex(struct page *, page, page)
454 ctf_integer(unsigned long, pfn, page_to_pfn(page))
455 ctf_integer(int, alloc_order, alloc_order)
456 ctf_integer(int, fallback_order, fallback_order)
457 ctf_integer(int, alloc_migratetype, alloc_migratetype)
458 ctf_integer(int, fallback_migratetype, fallback_migratetype)
459 ctf_integer(int, change_ownership,
460 (alloc_migratetype == get_pageblock_migratetype(page)))
461 )
462)
463
464#endif /* LTTNG_TRACE_KMEM_H */
465
466/* This part must be outside protection */
467#include <lttng/define_trace.h>
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