Commit | Line | Data |
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9f36eaed | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
f62b389e MD |
2 | #undef TRACE_SYSTEM |
3 | #define TRACE_SYSTEM sched | |
4 | ||
3bc29f0a MD |
5 | #if !defined(LTTNG_TRACE_SCHED_H) || defined(TRACE_HEADER_MULTI_READ) |
6 | #define LTTNG_TRACE_SCHED_H | |
f62b389e | 7 | |
6ec43db8 | 8 | #include <probes/lttng-tracepoint-event.h> |
f62b389e | 9 | #include <linux/sched.h> |
7bbf55ea | 10 | #include <linux/pid_namespace.h> |
7c68b363 AG |
11 | #include <linux/binfmts.h> |
12 | #include <linux/version.h> | |
090db00e MJ |
13 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) |
14 | #include <linux/sched/rt.h> | |
15 | #endif | |
45b27d78 | 16 | #include <wrapper/namespace.h> |
7bbf55ea SL |
17 | |
18 | #define LTTNG_MAX_PID_NS_LEVEL 32 | |
19 | ||
f62b389e MD |
20 | #ifndef _TRACE_SCHED_DEF_ |
21 | #define _TRACE_SCHED_DEF_ | |
22 | ||
3ee729fe MD |
23 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0)) |
24 | ||
25 | static inline long __trace_sched_switch_state(bool preempt, struct task_struct *p) | |
26 | { | |
27 | #ifdef CONFIG_SCHED_DEBUG | |
28 | BUG_ON(p != current); | |
29 | #endif /* CONFIG_SCHED_DEBUG */ | |
30 | /* | |
31 | * Preemption ignores task state, therefore preempted tasks are always RUNNING | |
32 | * (we will not have dequeued if state != RUNNING). | |
33 | */ | |
34 | return preempt ? TASK_RUNNING | TASK_STATE_MAX : p->state; | |
35 | } | |
36 | ||
37 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,19,0)) | |
857b6f4f MD |
38 | |
39 | static inline long __trace_sched_switch_state(struct task_struct *p) | |
40 | { | |
41 | long state = p->state; | |
42 | ||
43 | #ifdef CONFIG_PREEMPT | |
44 | #ifdef CONFIG_SCHED_DEBUG | |
45 | BUG_ON(p != current); | |
46 | #endif /* CONFIG_SCHED_DEBUG */ | |
47 | /* | |
48 | * For all intents and purposes a preempted task is a running task. | |
49 | */ | |
50 | if (preempt_count() & PREEMPT_ACTIVE) | |
51 | state = TASK_RUNNING | TASK_STATE_MAX; | |
52 | #endif /* CONFIG_PREEMPT */ | |
53 | ||
54 | return state; | |
55 | } | |
56 | ||
57 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0)) | |
33673ee7 MD |
58 | |
59 | static inline long __trace_sched_switch_state(struct task_struct *p) | |
60 | { | |
61 | long state = p->state; | |
62 | ||
63 | #ifdef CONFIG_PREEMPT | |
64 | /* | |
65 | * For all intents and purposes a preempted task is a running task. | |
66 | */ | |
67 | if (task_preempt_count(p) & PREEMPT_ACTIVE) | |
68 | state = TASK_RUNNING | TASK_STATE_MAX; | |
69 | #endif | |
70 | ||
71 | return state; | |
72 | } | |
73 | ||
74 | #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) | |
7c68b363 | 75 | |
f62b389e MD |
76 | static inline long __trace_sched_switch_state(struct task_struct *p) |
77 | { | |
78 | long state = p->state; | |
79 | ||
80 | #ifdef CONFIG_PREEMPT | |
81 | /* | |
82 | * For all intents and purposes a preempted task is a running task. | |
83 | */ | |
84 | if (task_thread_info(p)->preempt_count & PREEMPT_ACTIVE) | |
7c68b363 | 85 | state = TASK_RUNNING | TASK_STATE_MAX; |
7c68b363 | 86 | #endif |
33673ee7 MD |
87 | |
88 | return state; | |
89 | } | |
90 | ||
ead65427 | 91 | #else |
33673ee7 MD |
92 | |
93 | static inline long __trace_sched_switch_state(struct task_struct *p) | |
94 | { | |
95 | long state = p->state; | |
96 | ||
97 | #ifdef CONFIG_PREEMPT | |
98 | /* | |
99 | * For all intents and purposes a preempted task is a running task. | |
100 | */ | |
101 | if (task_thread_info(p)->preempt_count & PREEMPT_ACTIVE) | |
102 | state = TASK_RUNNING; | |
f62b389e MD |
103 | #endif |
104 | ||
105 | return state; | |
106 | } | |
107 | ||
7c68b363 AG |
108 | #endif |
109 | ||
f62b389e MD |
110 | #endif /* _TRACE_SCHED_DEF_ */ |
111 | ||
112 | /* | |
113 | * Tracepoint for calling kthread_stop, performed to end a kthread: | |
114 | */ | |
3bc29f0a | 115 | LTTNG_TRACEPOINT_EVENT(sched_kthread_stop, |
f62b389e MD |
116 | |
117 | TP_PROTO(struct task_struct *t), | |
118 | ||
119 | TP_ARGS(t), | |
120 | ||
f127e61e MD |
121 | TP_FIELDS( |
122 | ctf_array_text(char, comm, t->comm, TASK_COMM_LEN) | |
123 | ctf_integer(pid_t, tid, t->pid) | |
124 | ) | |
f62b389e MD |
125 | ) |
126 | ||
127 | /* | |
128 | * Tracepoint for the return value of the kthread stopping: | |
129 | */ | |
3bc29f0a | 130 | LTTNG_TRACEPOINT_EVENT(sched_kthread_stop_ret, |
f62b389e MD |
131 | |
132 | TP_PROTO(int ret), | |
133 | ||
134 | TP_ARGS(ret), | |
135 | ||
f127e61e MD |
136 | TP_FIELDS( |
137 | ctf_integer(int, ret, ret) | |
138 | ) | |
f62b389e MD |
139 | ) |
140 | ||
141 | /* | |
142 | * Tracepoint for waking up a task: | |
143 | */ | |
b6c74835 | 144 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0) || \ |
95ff37b6 MJ |
145 | LTTNG_RT_KERNEL_RANGE(4,1,10,11, 4,2,0,0) || \ |
146 | LTTNG_RT_KERNEL_RANGE(3,18,27,26, 3,19,0,0) || \ | |
147 | LTTNG_RT_KERNEL_RANGE(3,14,61,63, 3,15,0,0) || \ | |
148 | LTTNG_RT_KERNEL_RANGE(3,12,54,73, 3,13,0,0) || \ | |
149 | LTTNG_RT_KERNEL_RANGE(3,10,97,106, 3,11,0,0) || \ | |
150 | LTTNG_RT_KERNEL_RANGE(3,4,110,139, 3,5,0,0) || \ | |
151 | LTTNG_RT_KERNEL_RANGE(3,2,77,111, 3,3,0,0)) | |
ffcf2393 MD |
152 | LTTNG_TRACEPOINT_EVENT_CLASS(sched_wakeup_template, |
153 | ||
154 | TP_PROTO(struct task_struct *p), | |
155 | ||
156 | TP_ARGS(p), | |
157 | ||
158 | TP_FIELDS( | |
159 | ctf_array_text(char, comm, p->comm, TASK_COMM_LEN) | |
160 | ctf_integer(pid_t, tid, p->pid) | |
5aa835c0 | 161 | ctf_integer(int, prio, p->prio - MAX_RT_PRIO) |
ffcf2393 MD |
162 | ctf_integer(int, target_cpu, task_cpu(p)) |
163 | ) | |
164 | ) | |
165 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ | |
3bc29f0a | 166 | LTTNG_TRACEPOINT_EVENT_CLASS(sched_wakeup_template, |
f62b389e MD |
167 | |
168 | TP_PROTO(struct task_struct *p, int success), | |
169 | ||
170 | TP_ARGS(p, success), | |
171 | ||
f127e61e MD |
172 | TP_FIELDS( |
173 | ctf_array_text(char, comm, p->comm, TASK_COMM_LEN) | |
174 | ctf_integer(pid_t, tid, p->pid) | |
5aa835c0 | 175 | ctf_integer(int, prio, p->prio - MAX_RT_PRIO) |
f127e61e | 176 | ctf_integer(int, success, success) |
f127e61e | 177 | ctf_integer(int, target_cpu, task_cpu(p)) |
7c68b363 | 178 | ) |
f62b389e | 179 | ) |
ffcf2393 | 180 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ |
f62b389e | 181 | |
b6c74835 | 182 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0) || \ |
95ff37b6 MJ |
183 | LTTNG_RT_KERNEL_RANGE(4,1,10,11, 4,2,0,0) || \ |
184 | LTTNG_RT_KERNEL_RANGE(3,18,27,26, 3,19,0,0) || \ | |
185 | LTTNG_RT_KERNEL_RANGE(3,14,61,63, 3,15,0,0) || \ | |
186 | LTTNG_RT_KERNEL_RANGE(3,12,54,73, 3,13,0,0) || \ | |
187 | LTTNG_RT_KERNEL_RANGE(3,10,97,106, 3,11,0,0) || \ | |
188 | LTTNG_RT_KERNEL_RANGE(3,4,110,139, 3,5,0,0) || \ | |
189 | LTTNG_RT_KERNEL_RANGE(3,2,77,111, 3,3,0,0)) | |
ffcf2393 MD |
190 | |
191 | /* | |
192 | * Tracepoint called when waking a task; this tracepoint is guaranteed to be | |
193 | * called from the waking context. | |
194 | */ | |
195 | LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_waking, | |
196 | TP_PROTO(struct task_struct *p), | |
197 | TP_ARGS(p)) | |
198 | ||
199 | /* | |
200 | * Tracepoint called when the task is actually woken; p->state == TASK_RUNNNG. | |
201 | * It it not always called from the waking context. | |
202 | */ | |
203 | LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup, | |
204 | TP_PROTO(struct task_struct *p), | |
205 | TP_ARGS(p)) | |
206 | ||
207 | /* | |
208 | * Tracepoint for waking up a new task: | |
209 | */ | |
210 | LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup_new, | |
211 | TP_PROTO(struct task_struct *p), | |
212 | TP_ARGS(p)) | |
213 | ||
ead65427 | 214 | #else |
3a523f5b | 215 | |
3bc29f0a | 216 | LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup, |
f62b389e MD |
217 | TP_PROTO(struct task_struct *p, int success), |
218 | TP_ARGS(p, success)) | |
219 | ||
220 | /* | |
221 | * Tracepoint for waking up a new task: | |
222 | */ | |
3bc29f0a | 223 | LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_wakeup_template, sched_wakeup_new, |
f62b389e MD |
224 | TP_PROTO(struct task_struct *p, int success), |
225 | TP_ARGS(p, success)) | |
226 | ||
ead65427 | 227 | #endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */ |
3a523f5b | 228 | |
f62b389e MD |
229 | /* |
230 | * Tracepoint for task switches, performed by the scheduler: | |
231 | */ | |
3bc29f0a | 232 | LTTNG_TRACEPOINT_EVENT(sched_switch, |
f62b389e | 233 | |
3ee729fe MD |
234 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0)) |
235 | TP_PROTO(bool preempt, | |
236 | struct task_struct *prev, | |
237 | struct task_struct *next), | |
238 | ||
239 | TP_ARGS(preempt, prev, next), | |
ead65427 | 240 | #else |
f62b389e MD |
241 | TP_PROTO(struct task_struct *prev, |
242 | struct task_struct *next), | |
243 | ||
244 | TP_ARGS(prev, next), | |
ead65427 | 245 | #endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0)) */ |
f62b389e | 246 | |
f127e61e MD |
247 | TP_FIELDS( |
248 | ctf_array_text(char, prev_comm, prev->comm, TASK_COMM_LEN) | |
249 | ctf_integer(pid_t, prev_tid, prev->pid) | |
250 | ctf_integer(int, prev_prio, prev->prio - MAX_RT_PRIO) | |
3ee729fe MD |
251 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,4,0)) |
252 | ctf_integer(long, prev_state, __trace_sched_switch_state(preempt, prev)) | |
7c68b363 | 253 | #else |
ead65427 | 254 | ctf_integer(long, prev_state, __trace_sched_switch_state(prev)) |
7c68b363 | 255 | #endif |
f127e61e MD |
256 | ctf_array_text(char, next_comm, next->comm, TASK_COMM_LEN) |
257 | ctf_integer(pid_t, next_tid, next->pid) | |
258 | ctf_integer(int, next_prio, next->prio - MAX_RT_PRIO) | |
259 | ) | |
f62b389e MD |
260 | ) |
261 | ||
262 | /* | |
263 | * Tracepoint for a task being migrated: | |
264 | */ | |
3bc29f0a | 265 | LTTNG_TRACEPOINT_EVENT(sched_migrate_task, |
f62b389e MD |
266 | |
267 | TP_PROTO(struct task_struct *p, int dest_cpu), | |
268 | ||
269 | TP_ARGS(p, dest_cpu), | |
270 | ||
f127e61e MD |
271 | TP_FIELDS( |
272 | ctf_array_text(char, comm, p->comm, TASK_COMM_LEN) | |
273 | ctf_integer(pid_t, tid, p->pid) | |
274 | ctf_integer(int, prio, p->prio - MAX_RT_PRIO) | |
275 | ctf_integer(int, orig_cpu, task_cpu(p)) | |
276 | ctf_integer(int, dest_cpu, dest_cpu) | |
277 | ) | |
f62b389e MD |
278 | ) |
279 | ||
3bc29f0a | 280 | LTTNG_TRACEPOINT_EVENT_CLASS(sched_process_template, |
f62b389e MD |
281 | |
282 | TP_PROTO(struct task_struct *p), | |
283 | ||
284 | TP_ARGS(p), | |
285 | ||
f127e61e MD |
286 | TP_FIELDS( |
287 | ctf_array_text(char, comm, p->comm, TASK_COMM_LEN) | |
288 | ctf_integer(pid_t, tid, p->pid) | |
289 | ctf_integer(int, prio, p->prio - MAX_RT_PRIO) | |
290 | ) | |
f62b389e MD |
291 | ) |
292 | ||
293 | /* | |
294 | * Tracepoint for freeing a task: | |
295 | */ | |
3bc29f0a | 296 | LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_process_free, |
f62b389e MD |
297 | TP_PROTO(struct task_struct *p), |
298 | TP_ARGS(p)) | |
216b6baa | 299 | |
f62b389e MD |
300 | |
301 | /* | |
302 | * Tracepoint for a task exiting: | |
303 | */ | |
3bc29f0a | 304 | LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_process_exit, |
f62b389e MD |
305 | TP_PROTO(struct task_struct *p), |
306 | TP_ARGS(p)) | |
307 | ||
308 | /* | |
309 | * Tracepoint for waiting on task to unschedule: | |
310 | */ | |
3bc29f0a | 311 | LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_process_template, sched_wait_task, |
f62b389e MD |
312 | TP_PROTO(struct task_struct *p), |
313 | TP_ARGS(p)) | |
314 | ||
315 | /* | |
316 | * Tracepoint for a waiting task: | |
317 | */ | |
3bc29f0a | 318 | LTTNG_TRACEPOINT_EVENT(sched_process_wait, |
f62b389e MD |
319 | |
320 | TP_PROTO(struct pid *pid), | |
321 | ||
322 | TP_ARGS(pid), | |
323 | ||
f127e61e MD |
324 | TP_FIELDS( |
325 | ctf_array_text(char, comm, current->comm, TASK_COMM_LEN) | |
326 | ctf_integer(pid_t, tid, pid_nr(pid)) | |
327 | ctf_integer(int, prio, current->prio - MAX_RT_PRIO) | |
328 | ) | |
f62b389e MD |
329 | ) |
330 | ||
331 | /* | |
79b18ef7 MD |
332 | * Tracepoint for do_fork. |
333 | * Saving both TID and PID information, especially for the child, allows | |
334 | * trace analyzers to distinguish between creation of a new process and | |
335 | * creation of a new thread. Newly created processes will have child_tid | |
336 | * == child_pid, while creation of a thread yields to child_tid != | |
337 | * child_pid. | |
f62b389e | 338 | */ |
7bbf55ea | 339 | LTTNG_TRACEPOINT_EVENT_CODE(sched_process_fork, |
f62b389e MD |
340 | |
341 | TP_PROTO(struct task_struct *parent, struct task_struct *child), | |
342 | ||
343 | TP_ARGS(parent, child), | |
344 | ||
7bbf55ea SL |
345 | TP_locvar( |
346 | pid_t vtids[LTTNG_MAX_PID_NS_LEVEL]; | |
347 | unsigned int ns_level; | |
348 | ), | |
349 | ||
265822ae | 350 | TP_code_pre( |
7bbf55ea SL |
351 | if (child) { |
352 | struct pid *child_pid; | |
353 | unsigned int i; | |
354 | ||
355 | child_pid = task_pid(child); | |
356 | tp_locvar->ns_level = | |
357 | min_t(unsigned int, child_pid->level + 1, | |
358 | LTTNG_MAX_PID_NS_LEVEL); | |
359 | for (i = 0; i < tp_locvar->ns_level; i++) | |
360 | tp_locvar->vtids[i] = child_pid->numbers[i].nr; | |
361 | } | |
362 | ), | |
363 | ||
f127e61e MD |
364 | TP_FIELDS( |
365 | ctf_array_text(char, parent_comm, parent->comm, TASK_COMM_LEN) | |
366 | ctf_integer(pid_t, parent_tid, parent->pid) | |
367 | ctf_integer(pid_t, parent_pid, parent->tgid) | |
7bbf55ea SL |
368 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0)) |
369 | ctf_integer(unsigned int, parent_ns_inum, | |
370 | ({ | |
371 | unsigned int parent_ns_inum = 0; | |
372 | ||
373 | if (parent) { | |
374 | struct pid_namespace *pid_ns; | |
375 | ||
376 | pid_ns = task_active_pid_ns(parent); | |
377 | if (pid_ns) | |
378 | parent_ns_inum = | |
45b27d78 | 379 | pid_ns->lttng_ns_inum; |
7bbf55ea SL |
380 | } |
381 | parent_ns_inum; | |
382 | })) | |
383 | #endif | |
f127e61e MD |
384 | ctf_array_text(char, child_comm, child->comm, TASK_COMM_LEN) |
385 | ctf_integer(pid_t, child_tid, child->pid) | |
7bbf55ea | 386 | ctf_sequence(pid_t, vtids, tp_locvar->vtids, u8, tp_locvar->ns_level) |
f127e61e | 387 | ctf_integer(pid_t, child_pid, child->tgid) |
7bbf55ea SL |
388 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0)) |
389 | ctf_integer(unsigned int, child_ns_inum, | |
390 | ({ | |
391 | unsigned int child_ns_inum = 0; | |
392 | ||
393 | if (child) { | |
394 | struct pid_namespace *pid_ns; | |
395 | ||
396 | pid_ns = task_active_pid_ns(child); | |
397 | if (pid_ns) | |
398 | child_ns_inum = | |
45b27d78 | 399 | pid_ns->lttng_ns_inum; |
7bbf55ea SL |
400 | } |
401 | child_ns_inum; | |
402 | })) | |
403 | #endif | |
265822ae MD |
404 | ), |
405 | ||
406 | TP_code_post() | |
f62b389e MD |
407 | ) |
408 | ||
c94b2508 | 409 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0)) |
46142a81 PW |
410 | /* |
411 | * Tracepoint for exec: | |
412 | */ | |
3bc29f0a | 413 | LTTNG_TRACEPOINT_EVENT(sched_process_exec, |
46142a81 PW |
414 | |
415 | TP_PROTO(struct task_struct *p, pid_t old_pid, | |
416 | struct linux_binprm *bprm), | |
417 | ||
418 | TP_ARGS(p, old_pid, bprm), | |
419 | ||
f127e61e MD |
420 | TP_FIELDS( |
421 | ctf_string(filename, bprm->filename) | |
422 | ctf_integer(pid_t, tid, p->pid) | |
423 | ctf_integer(pid_t, old_tid, old_pid) | |
424 | ) | |
46142a81 | 425 | ) |
c94b2508 | 426 | #endif |
46142a81 | 427 | |
f62b389e MD |
428 | /* |
429 | * XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE | |
430 | * adding sched_stat support to SCHED_FIFO/RR would be welcome. | |
431 | */ | |
3bc29f0a | 432 | LTTNG_TRACEPOINT_EVENT_CLASS(sched_stat_template, |
f62b389e MD |
433 | |
434 | TP_PROTO(struct task_struct *tsk, u64 delay), | |
435 | ||
436 | TP_ARGS(tsk, delay), | |
437 | ||
f127e61e MD |
438 | TP_FIELDS( |
439 | ctf_array_text(char, comm, tsk->comm, TASK_COMM_LEN) | |
440 | ctf_integer(pid_t, tid, tsk->pid) | |
441 | ctf_integer(u64, delay, delay) | |
f62b389e | 442 | ) |
f62b389e MD |
443 | ) |
444 | ||
445 | ||
446 | /* | |
447 | * Tracepoint for accounting wait time (time the task is runnable | |
448 | * but not actually running due to scheduler contention). | |
449 | */ | |
3bc29f0a | 450 | LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_wait, |
f62b389e MD |
451 | TP_PROTO(struct task_struct *tsk, u64 delay), |
452 | TP_ARGS(tsk, delay)) | |
453 | ||
454 | /* | |
455 | * Tracepoint for accounting sleep time (time the task is not runnable, | |
456 | * including iowait, see below). | |
457 | */ | |
3bc29f0a | 458 | LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_sleep, |
f62b389e MD |
459 | TP_PROTO(struct task_struct *tsk, u64 delay), |
460 | TP_ARGS(tsk, delay)) | |
461 | ||
462 | /* | |
463 | * Tracepoint for accounting iowait time (time the task is not runnable | |
464 | * due to waiting on IO to complete). | |
465 | */ | |
3bc29f0a | 466 | LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_iowait, |
f62b389e MD |
467 | TP_PROTO(struct task_struct *tsk, u64 delay), |
468 | TP_ARGS(tsk, delay)) | |
469 | ||
7c68b363 AG |
470 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0)) |
471 | /* | |
472 | * Tracepoint for accounting blocked time (time the task is in uninterruptible). | |
473 | */ | |
3bc29f0a | 474 | LTTNG_TRACEPOINT_EVENT_INSTANCE(sched_stat_template, sched_stat_blocked, |
7c68b363 AG |
475 | TP_PROTO(struct task_struct *tsk, u64 delay), |
476 | TP_ARGS(tsk, delay)) | |
477 | #endif | |
478 | ||
f62b389e MD |
479 | /* |
480 | * Tracepoint for accounting runtime (time the task is executing | |
481 | * on a CPU). | |
482 | */ | |
3bc29f0a | 483 | LTTNG_TRACEPOINT_EVENT(sched_stat_runtime, |
f62b389e MD |
484 | |
485 | TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime), | |
486 | ||
487 | TP_ARGS(tsk, runtime, vruntime), | |
488 | ||
f127e61e MD |
489 | TP_FIELDS( |
490 | ctf_array_text(char, comm, tsk->comm, TASK_COMM_LEN) | |
491 | ctf_integer(pid_t, tid, tsk->pid) | |
492 | ctf_integer(u64, runtime, runtime) | |
493 | ctf_integer(u64, vruntime, vruntime) | |
f62b389e | 494 | ) |
f62b389e MD |
495 | ) |
496 | ||
262ab189 | 497 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,12,0) || \ |
46dded2d MJ |
498 | LTTNG_RT_KERNEL_RANGE(4,9,27,18, 4,10,0,0) || \ |
499 | LTTNG_RT_KERNEL_RANGE(4,11,5,1, 4,12,0,0)) | |
673e9a03 MJ |
500 | /* |
501 | * Tracepoint for showing priority inheritance modifying a tasks | |
502 | * priority. | |
503 | */ | |
504 | LTTNG_TRACEPOINT_EVENT(sched_pi_setprio, | |
505 | ||
506 | TP_PROTO(struct task_struct *tsk, struct task_struct *pi_task), | |
507 | ||
508 | TP_ARGS(tsk, pi_task), | |
509 | ||
510 | TP_FIELDS( | |
511 | ctf_array_text(char, comm, tsk->comm, TASK_COMM_LEN) | |
512 | ctf_integer(pid_t, tid, tsk->pid) | |
513 | ctf_integer(int, oldprio, tsk->prio - MAX_RT_PRIO) | |
514 | ctf_integer(int, newprio, pi_task ? pi_task->prio - MAX_RT_PRIO : tsk->prio - MAX_RT_PRIO) | |
515 | ) | |
516 | ) | |
ead65427 | 517 | #else |
f62b389e MD |
518 | /* |
519 | * Tracepoint for showing priority inheritance modifying a tasks | |
520 | * priority. | |
521 | */ | |
3bc29f0a | 522 | LTTNG_TRACEPOINT_EVENT(sched_pi_setprio, |
f62b389e MD |
523 | |
524 | TP_PROTO(struct task_struct *tsk, int newprio), | |
525 | ||
526 | TP_ARGS(tsk, newprio), | |
527 | ||
f127e61e MD |
528 | TP_FIELDS( |
529 | ctf_array_text(char, comm, tsk->comm, TASK_COMM_LEN) | |
530 | ctf_integer(pid_t, tid, tsk->pid) | |
531 | ctf_integer(int, oldprio, tsk->prio - MAX_RT_PRIO) | |
532 | ctf_integer(int, newprio, newprio - MAX_RT_PRIO) | |
533 | ) | |
f62b389e | 534 | ) |
7c68b363 | 535 | #endif |
f62b389e | 536 | |
3bc29f0a | 537 | #endif /* LTTNG_TRACE_SCHED_H */ |
f62b389e MD |
538 | |
539 | /* This part must be outside protection */ | |
6ec43db8 | 540 | #include <probes/define_trace.h> |