Commit | Line | Data |
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f62b389e MD |
1 | #undef TRACE_SYSTEM |
2 | #define TRACE_SYSTEM sched | |
3 | ||
4 | #if !defined(_TRACE_SCHED_H) || defined(TRACE_HEADER_MULTI_READ) | |
5 | #define _TRACE_SCHED_H | |
6 | ||
7 | #include <linux/sched.h> | |
8 | #include <linux/tracepoint.h> | |
7c68b363 AG |
9 | #include <linux/binfmts.h> |
10 | #include <linux/version.h> | |
090db00e MJ |
11 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) |
12 | #include <linux/sched/rt.h> | |
13 | #endif | |
f62b389e MD |
14 | |
15 | #ifndef _TRACE_SCHED_DEF_ | |
16 | #define _TRACE_SCHED_DEF_ | |
17 | ||
7c68b363 AG |
18 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) |
19 | ||
f62b389e MD |
20 | static inline long __trace_sched_switch_state(struct task_struct *p) |
21 | { | |
22 | long state = p->state; | |
23 | ||
24 | #ifdef CONFIG_PREEMPT | |
25 | /* | |
26 | * For all intents and purposes a preempted task is a running task. | |
27 | */ | |
28 | if (task_thread_info(p)->preempt_count & PREEMPT_ACTIVE) | |
7c68b363 AG |
29 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) |
30 | state = TASK_RUNNING | TASK_STATE_MAX; | |
31 | #else | |
f62b389e | 32 | state = TASK_RUNNING; |
7c68b363 | 33 | #endif |
f62b389e MD |
34 | #endif |
35 | ||
36 | return state; | |
37 | } | |
38 | ||
7c68b363 AG |
39 | #endif |
40 | ||
f62b389e MD |
41 | #endif /* _TRACE_SCHED_DEF_ */ |
42 | ||
43 | /* | |
44 | * Tracepoint for calling kthread_stop, performed to end a kthread: | |
45 | */ | |
46 | TRACE_EVENT(sched_kthread_stop, | |
47 | ||
48 | TP_PROTO(struct task_struct *t), | |
49 | ||
50 | TP_ARGS(t), | |
51 | ||
52 | TP_STRUCT__entry( | |
64c796d8 | 53 | __array_text( char, comm, TASK_COMM_LEN ) |
e5092131 | 54 | __field( pid_t, tid ) |
f62b389e MD |
55 | ), |
56 | ||
57 | TP_fast_assign( | |
58 | tp_memcpy(comm, t->comm, TASK_COMM_LEN) | |
e5092131 | 59 | tp_assign(tid, t->pid) |
f62b389e MD |
60 | ), |
61 | ||
e5092131 | 62 | TP_printk("comm=%s tid=%d", __entry->comm, __entry->tid) |
f62b389e MD |
63 | ) |
64 | ||
65 | /* | |
66 | * Tracepoint for the return value of the kthread stopping: | |
67 | */ | |
68 | TRACE_EVENT(sched_kthread_stop_ret, | |
69 | ||
70 | TP_PROTO(int ret), | |
71 | ||
72 | TP_ARGS(ret), | |
73 | ||
74 | TP_STRUCT__entry( | |
75 | __field( int, ret ) | |
76 | ), | |
77 | ||
78 | TP_fast_assign( | |
79 | tp_assign(ret, ret) | |
80 | ), | |
81 | ||
82 | TP_printk("ret=%d", __entry->ret) | |
83 | ) | |
84 | ||
85 | /* | |
86 | * Tracepoint for waking up a task: | |
87 | */ | |
88 | DECLARE_EVENT_CLASS(sched_wakeup_template, | |
89 | ||
3a523f5b | 90 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) |
f62b389e MD |
91 | TP_PROTO(struct task_struct *p, int success), |
92 | ||
93 | TP_ARGS(p, success), | |
3a523f5b MD |
94 | #else |
95 | TP_PROTO(struct rq *rq, struct task_struct *p, int success), | |
96 | ||
97 | TP_ARGS(rq, p, success), | |
98 | #endif | |
f62b389e MD |
99 | |
100 | TP_STRUCT__entry( | |
64c796d8 | 101 | __array_text( char, comm, TASK_COMM_LEN ) |
e5092131 | 102 | __field( pid_t, tid ) |
f62b389e MD |
103 | __field( int, prio ) |
104 | __field( int, success ) | |
7c68b363 | 105 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)) |
f62b389e | 106 | __field( int, target_cpu ) |
7c68b363 | 107 | #endif |
f62b389e MD |
108 | ), |
109 | ||
110 | TP_fast_assign( | |
111 | tp_memcpy(comm, p->comm, TASK_COMM_LEN) | |
e5092131 | 112 | tp_assign(tid, p->pid) |
f62b389e MD |
113 | tp_assign(prio, p->prio) |
114 | tp_assign(success, success) | |
7c68b363 | 115 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)) |
f62b389e | 116 | tp_assign(target_cpu, task_cpu(p)) |
7c68b363 AG |
117 | #endif |
118 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0)) | |
119 | ) | |
120 | TP_perf_assign( | |
121 | __perf_task(p) | |
122 | #endif | |
f62b389e MD |
123 | ), |
124 | ||
7c68b363 | 125 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)) |
e5092131 MD |
126 | TP_printk("comm=%s tid=%d prio=%d success=%d target_cpu=%03d", |
127 | __entry->comm, __entry->tid, __entry->prio, | |
f62b389e | 128 | __entry->success, __entry->target_cpu) |
7c68b363 AG |
129 | #else |
130 | TP_printk("comm=%s tid=%d prio=%d success=%d", | |
131 | __entry->comm, __entry->tid, __entry->prio, | |
132 | __entry->success) | |
133 | #endif | |
f62b389e MD |
134 | ) |
135 | ||
3a523f5b MD |
136 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) |
137 | ||
f62b389e MD |
138 | DEFINE_EVENT(sched_wakeup_template, sched_wakeup, |
139 | TP_PROTO(struct task_struct *p, int success), | |
140 | TP_ARGS(p, success)) | |
141 | ||
142 | /* | |
143 | * Tracepoint for waking up a new task: | |
144 | */ | |
145 | DEFINE_EVENT(sched_wakeup_template, sched_wakeup_new, | |
146 | TP_PROTO(struct task_struct *p, int success), | |
147 | TP_ARGS(p, success)) | |
148 | ||
3a523f5b MD |
149 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */ |
150 | ||
151 | DEFINE_EVENT(sched_wakeup_template, sched_wakeup, | |
152 | TP_PROTO(struct rq *rq, struct task_struct *p, int success), | |
153 | TP_ARGS(rq, p, success)) | |
154 | ||
155 | /* | |
156 | * Tracepoint for waking up a new task: | |
157 | */ | |
158 | DEFINE_EVENT(sched_wakeup_template, sched_wakeup_new, | |
159 | TP_PROTO(struct rq *rq, struct task_struct *p, int success), | |
160 | TP_ARGS(rq, p, success)) | |
161 | ||
162 | #endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */ | |
163 | ||
f62b389e MD |
164 | /* |
165 | * Tracepoint for task switches, performed by the scheduler: | |
166 | */ | |
167 | TRACE_EVENT(sched_switch, | |
168 | ||
3a523f5b | 169 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) |
f62b389e MD |
170 | TP_PROTO(struct task_struct *prev, |
171 | struct task_struct *next), | |
172 | ||
173 | TP_ARGS(prev, next), | |
3a523f5b MD |
174 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */ |
175 | TP_PROTO(struct rq *rq, struct task_struct *prev, | |
176 | struct task_struct *next), | |
177 | ||
178 | TP_ARGS(rq, prev, next), | |
179 | #endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */ | |
f62b389e MD |
180 | |
181 | TP_STRUCT__entry( | |
64c796d8 | 182 | __array_text( char, prev_comm, TASK_COMM_LEN ) |
e5092131 | 183 | __field( pid_t, prev_tid ) |
f62b389e MD |
184 | __field( int, prev_prio ) |
185 | __field( long, prev_state ) | |
64c796d8 | 186 | __array_text( char, next_comm, TASK_COMM_LEN ) |
e5092131 | 187 | __field( pid_t, next_tid ) |
f62b389e MD |
188 | __field( int, next_prio ) |
189 | ), | |
190 | ||
191 | TP_fast_assign( | |
192 | tp_memcpy(next_comm, next->comm, TASK_COMM_LEN) | |
e5092131 | 193 | tp_assign(prev_tid, prev->pid) |
3568c28c | 194 | tp_assign(prev_prio, prev->prio - MAX_RT_PRIO) |
7c68b363 | 195 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) |
f62b389e | 196 | tp_assign(prev_state, __trace_sched_switch_state(prev)) |
7c68b363 AG |
197 | #else |
198 | tp_assign(prev_state, prev->state) | |
199 | #endif | |
f62b389e | 200 | tp_memcpy(prev_comm, prev->comm, TASK_COMM_LEN) |
e5092131 | 201 | tp_assign(next_tid, next->pid) |
3568c28c | 202 | tp_assign(next_prio, next->prio - MAX_RT_PRIO) |
f62b389e MD |
203 | ), |
204 | ||
7c68b363 AG |
205 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) |
206 | TP_printk("prev_comm=%s prev_tid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_tid=%d next_prio=%d", | |
207 | __entry->prev_comm, __entry->prev_tid, __entry->prev_prio, | |
208 | __entry->prev_state & (TASK_STATE_MAX-1) ? | |
209 | __print_flags(__entry->prev_state & (TASK_STATE_MAX-1), "|", | |
210 | { 1, "S"} , { 2, "D" }, { 4, "T" }, { 8, "t" }, | |
211 | { 16, "Z" }, { 32, "X" }, { 64, "x" }, | |
212 | { 128, "W" }) : "R", | |
213 | __entry->prev_state & TASK_STATE_MAX ? "+" : "", | |
214 | __entry->next_comm, __entry->next_tid, __entry->next_prio) | |
215 | #else | |
e5092131 MD |
216 | TP_printk("prev_comm=%s prev_tid=%d prev_prio=%d prev_state=%s ==> next_comm=%s next_tid=%d next_prio=%d", |
217 | __entry->prev_comm, __entry->prev_tid, __entry->prev_prio, | |
f62b389e MD |
218 | __entry->prev_state ? |
219 | __print_flags(__entry->prev_state, "|", | |
220 | { 1, "S"} , { 2, "D" }, { 4, "T" }, { 8, "t" }, | |
221 | { 16, "Z" }, { 32, "X" }, { 64, "x" }, | |
222 | { 128, "W" }) : "R", | |
e5092131 | 223 | __entry->next_comm, __entry->next_tid, __entry->next_prio) |
7c68b363 | 224 | #endif |
f62b389e MD |
225 | ) |
226 | ||
227 | /* | |
228 | * Tracepoint for a task being migrated: | |
229 | */ | |
230 | TRACE_EVENT(sched_migrate_task, | |
231 | ||
232 | TP_PROTO(struct task_struct *p, int dest_cpu), | |
233 | ||
234 | TP_ARGS(p, dest_cpu), | |
235 | ||
236 | TP_STRUCT__entry( | |
64c796d8 | 237 | __array_text( char, comm, TASK_COMM_LEN ) |
e5092131 | 238 | __field( pid_t, tid ) |
f62b389e MD |
239 | __field( int, prio ) |
240 | __field( int, orig_cpu ) | |
241 | __field( int, dest_cpu ) | |
242 | ), | |
243 | ||
244 | TP_fast_assign( | |
245 | tp_memcpy(comm, p->comm, TASK_COMM_LEN) | |
e5092131 | 246 | tp_assign(tid, p->pid) |
3568c28c | 247 | tp_assign(prio, p->prio - MAX_RT_PRIO) |
f62b389e MD |
248 | tp_assign(orig_cpu, task_cpu(p)) |
249 | tp_assign(dest_cpu, dest_cpu) | |
250 | ), | |
251 | ||
e5092131 MD |
252 | TP_printk("comm=%s tid=%d prio=%d orig_cpu=%d dest_cpu=%d", |
253 | __entry->comm, __entry->tid, __entry->prio, | |
f62b389e MD |
254 | __entry->orig_cpu, __entry->dest_cpu) |
255 | ) | |
256 | ||
257 | DECLARE_EVENT_CLASS(sched_process_template, | |
258 | ||
259 | TP_PROTO(struct task_struct *p), | |
260 | ||
261 | TP_ARGS(p), | |
262 | ||
263 | TP_STRUCT__entry( | |
64c796d8 | 264 | __array_text( char, comm, TASK_COMM_LEN ) |
e5092131 | 265 | __field( pid_t, tid ) |
f62b389e MD |
266 | __field( int, prio ) |
267 | ), | |
268 | ||
269 | TP_fast_assign( | |
270 | tp_memcpy(comm, p->comm, TASK_COMM_LEN) | |
e5092131 | 271 | tp_assign(tid, p->pid) |
3568c28c | 272 | tp_assign(prio, p->prio - MAX_RT_PRIO) |
f62b389e MD |
273 | ), |
274 | ||
e5092131 MD |
275 | TP_printk("comm=%s tid=%d prio=%d", |
276 | __entry->comm, __entry->tid, __entry->prio) | |
f62b389e MD |
277 | ) |
278 | ||
279 | /* | |
280 | * Tracepoint for freeing a task: | |
281 | */ | |
282 | DEFINE_EVENT(sched_process_template, sched_process_free, | |
283 | TP_PROTO(struct task_struct *p), | |
284 | TP_ARGS(p)) | |
285 | ||
286 | ||
287 | /* | |
288 | * Tracepoint for a task exiting: | |
289 | */ | |
290 | DEFINE_EVENT(sched_process_template, sched_process_exit, | |
291 | TP_PROTO(struct task_struct *p), | |
292 | TP_ARGS(p)) | |
293 | ||
294 | /* | |
295 | * Tracepoint for waiting on task to unschedule: | |
296 | */ | |
3a523f5b | 297 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) |
f62b389e MD |
298 | DEFINE_EVENT(sched_process_template, sched_wait_task, |
299 | TP_PROTO(struct task_struct *p), | |
300 | TP_ARGS(p)) | |
3a523f5b MD |
301 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */ |
302 | DEFINE_EVENT(sched_process_template, sched_wait_task, | |
303 | TP_PROTO(struct rq *rq, struct task_struct *p), | |
304 | TP_ARGS(rq, p)) | |
305 | #endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) */ | |
f62b389e MD |
306 | |
307 | /* | |
308 | * Tracepoint for a waiting task: | |
309 | */ | |
310 | TRACE_EVENT(sched_process_wait, | |
311 | ||
312 | TP_PROTO(struct pid *pid), | |
313 | ||
314 | TP_ARGS(pid), | |
315 | ||
316 | TP_STRUCT__entry( | |
64c796d8 | 317 | __array_text( char, comm, TASK_COMM_LEN ) |
e5092131 | 318 | __field( pid_t, tid ) |
f62b389e MD |
319 | __field( int, prio ) |
320 | ), | |
321 | ||
322 | TP_fast_assign( | |
323 | tp_memcpy(comm, current->comm, TASK_COMM_LEN) | |
e5092131 | 324 | tp_assign(tid, pid_nr(pid)) |
3568c28c | 325 | tp_assign(prio, current->prio - MAX_RT_PRIO) |
f62b389e MD |
326 | ), |
327 | ||
e5092131 MD |
328 | TP_printk("comm=%s tid=%d prio=%d", |
329 | __entry->comm, __entry->tid, __entry->prio) | |
f62b389e MD |
330 | ) |
331 | ||
332 | /* | |
79b18ef7 MD |
333 | * Tracepoint for do_fork. |
334 | * Saving both TID and PID information, especially for the child, allows | |
335 | * trace analyzers to distinguish between creation of a new process and | |
336 | * creation of a new thread. Newly created processes will have child_tid | |
337 | * == child_pid, while creation of a thread yields to child_tid != | |
338 | * child_pid. | |
f62b389e MD |
339 | */ |
340 | TRACE_EVENT(sched_process_fork, | |
341 | ||
342 | TP_PROTO(struct task_struct *parent, struct task_struct *child), | |
343 | ||
344 | TP_ARGS(parent, child), | |
345 | ||
346 | TP_STRUCT__entry( | |
64c796d8 | 347 | __array_text( char, parent_comm, TASK_COMM_LEN ) |
e5092131 | 348 | __field( pid_t, parent_tid ) |
79b18ef7 | 349 | __field( pid_t, parent_pid ) |
64c796d8 | 350 | __array_text( char, child_comm, TASK_COMM_LEN ) |
e5092131 | 351 | __field( pid_t, child_tid ) |
79b18ef7 | 352 | __field( pid_t, child_pid ) |
f62b389e MD |
353 | ), |
354 | ||
355 | TP_fast_assign( | |
356 | tp_memcpy(parent_comm, parent->comm, TASK_COMM_LEN) | |
e5092131 | 357 | tp_assign(parent_tid, parent->pid) |
79b18ef7 | 358 | tp_assign(parent_pid, parent->tgid) |
f62b389e | 359 | tp_memcpy(child_comm, child->comm, TASK_COMM_LEN) |
e5092131 | 360 | tp_assign(child_tid, child->pid) |
79b18ef7 | 361 | tp_assign(child_pid, child->tgid) |
f62b389e MD |
362 | ), |
363 | ||
e5092131 MD |
364 | TP_printk("comm=%s tid=%d child_comm=%s child_tid=%d", |
365 | __entry->parent_comm, __entry->parent_tid, | |
366 | __entry->child_comm, __entry->child_tid) | |
f62b389e MD |
367 | ) |
368 | ||
7c68b363 AG |
369 | #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33)) |
370 | /* | |
371 | * Tracepoint for sending a signal: | |
372 | */ | |
373 | TRACE_EVENT(sched_signal_send, | |
374 | ||
375 | TP_PROTO(int sig, struct task_struct *p), | |
376 | ||
377 | TP_ARGS(sig, p), | |
378 | ||
379 | TP_STRUCT__entry( | |
380 | __field( int, sig ) | |
381 | __array( char, comm, TASK_COMM_LEN ) | |
382 | __field( pid_t, pid ) | |
383 | ), | |
384 | ||
385 | TP_fast_assign( | |
386 | tp_memcpy(comm, p->comm, TASK_COMM_LEN) | |
387 | tp_assign(pid, p->pid) | |
388 | tp_assign(sig, sig) | |
389 | ), | |
390 | ||
391 | TP_printk("sig=%d comm=%s pid=%d", | |
392 | __entry->sig, __entry->comm, __entry->pid) | |
393 | ) | |
394 | #endif | |
395 | ||
c94b2508 | 396 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0)) |
46142a81 PW |
397 | /* |
398 | * Tracepoint for exec: | |
399 | */ | |
400 | TRACE_EVENT(sched_process_exec, | |
401 | ||
402 | TP_PROTO(struct task_struct *p, pid_t old_pid, | |
403 | struct linux_binprm *bprm), | |
404 | ||
405 | TP_ARGS(p, old_pid, bprm), | |
406 | ||
407 | TP_STRUCT__entry( | |
408 | __string( filename, bprm->filename ) | |
e7b0901e AG |
409 | __field( pid_t, tid ) |
410 | __field( pid_t, old_tid ) | |
46142a81 PW |
411 | ), |
412 | ||
413 | TP_fast_assign( | |
414 | tp_strcpy(filename, bprm->filename) | |
e7b0901e AG |
415 | tp_assign(tid, p->pid) |
416 | tp_assign(old_tid, old_pid) | |
46142a81 PW |
417 | ), |
418 | ||
e7b0901e AG |
419 | TP_printk("filename=%s tid=%d old_tid=%d", __get_str(filename), |
420 | __entry->tid, __entry->old_tid) | |
46142a81 | 421 | ) |
c94b2508 | 422 | #endif |
46142a81 | 423 | |
7c68b363 | 424 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)) |
f62b389e MD |
425 | /* |
426 | * XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE | |
427 | * adding sched_stat support to SCHED_FIFO/RR would be welcome. | |
428 | */ | |
429 | DECLARE_EVENT_CLASS(sched_stat_template, | |
430 | ||
431 | TP_PROTO(struct task_struct *tsk, u64 delay), | |
432 | ||
433 | TP_ARGS(tsk, delay), | |
434 | ||
435 | TP_STRUCT__entry( | |
64c796d8 | 436 | __array_text( char, comm, TASK_COMM_LEN ) |
e5092131 | 437 | __field( pid_t, tid ) |
f62b389e MD |
438 | __field( u64, delay ) |
439 | ), | |
440 | ||
441 | TP_fast_assign( | |
442 | tp_memcpy(comm, tsk->comm, TASK_COMM_LEN) | |
e5092131 | 443 | tp_assign(tid, tsk->pid) |
f62b389e MD |
444 | tp_assign(delay, delay) |
445 | ) | |
446 | TP_perf_assign( | |
447 | __perf_count(delay) | |
448 | ), | |
449 | ||
e5092131 MD |
450 | TP_printk("comm=%s tid=%d delay=%Lu [ns]", |
451 | __entry->comm, __entry->tid, | |
f62b389e MD |
452 | (unsigned long long)__entry->delay) |
453 | ) | |
454 | ||
455 | ||
456 | /* | |
457 | * Tracepoint for accounting wait time (time the task is runnable | |
458 | * but not actually running due to scheduler contention). | |
459 | */ | |
460 | DEFINE_EVENT(sched_stat_template, sched_stat_wait, | |
461 | TP_PROTO(struct task_struct *tsk, u64 delay), | |
462 | TP_ARGS(tsk, delay)) | |
463 | ||
464 | /* | |
465 | * Tracepoint for accounting sleep time (time the task is not runnable, | |
466 | * including iowait, see below). | |
467 | */ | |
468 | DEFINE_EVENT(sched_stat_template, sched_stat_sleep, | |
469 | TP_PROTO(struct task_struct *tsk, u64 delay), | |
470 | TP_ARGS(tsk, delay)) | |
471 | ||
472 | /* | |
473 | * Tracepoint for accounting iowait time (time the task is not runnable | |
474 | * due to waiting on IO to complete). | |
475 | */ | |
476 | DEFINE_EVENT(sched_stat_template, sched_stat_iowait, | |
477 | TP_PROTO(struct task_struct *tsk, u64 delay), | |
478 | TP_ARGS(tsk, delay)) | |
479 | ||
7c68b363 AG |
480 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0)) |
481 | /* | |
482 | * Tracepoint for accounting blocked time (time the task is in uninterruptible). | |
483 | */ | |
484 | DEFINE_EVENT(sched_stat_template, sched_stat_blocked, | |
485 | TP_PROTO(struct task_struct *tsk, u64 delay), | |
486 | TP_ARGS(tsk, delay)) | |
487 | #endif | |
488 | ||
f62b389e MD |
489 | /* |
490 | * Tracepoint for accounting runtime (time the task is executing | |
491 | * on a CPU). | |
492 | */ | |
493 | TRACE_EVENT(sched_stat_runtime, | |
494 | ||
495 | TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime), | |
496 | ||
497 | TP_ARGS(tsk, runtime, vruntime), | |
498 | ||
499 | TP_STRUCT__entry( | |
64c796d8 | 500 | __array_text( char, comm, TASK_COMM_LEN ) |
e5092131 | 501 | __field( pid_t, tid ) |
f62b389e MD |
502 | __field( u64, runtime ) |
503 | __field( u64, vruntime ) | |
504 | ), | |
505 | ||
506 | TP_fast_assign( | |
507 | tp_memcpy(comm, tsk->comm, TASK_COMM_LEN) | |
e5092131 | 508 | tp_assign(tid, tsk->pid) |
f62b389e MD |
509 | tp_assign(runtime, runtime) |
510 | tp_assign(vruntime, vruntime) | |
511 | ) | |
512 | TP_perf_assign( | |
513 | __perf_count(runtime) | |
7c68b363 AG |
514 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0)) |
515 | __perf_task(tsk) | |
516 | #endif | |
f62b389e MD |
517 | ), |
518 | ||
e5092131 MD |
519 | TP_printk("comm=%s tid=%d runtime=%Lu [ns] vruntime=%Lu [ns]", |
520 | __entry->comm, __entry->tid, | |
f62b389e MD |
521 | (unsigned long long)__entry->runtime, |
522 | (unsigned long long)__entry->vruntime) | |
523 | ) | |
7c68b363 | 524 | #endif |
f62b389e | 525 | |
7c68b363 | 526 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37)) |
f62b389e MD |
527 | /* |
528 | * Tracepoint for showing priority inheritance modifying a tasks | |
529 | * priority. | |
530 | */ | |
531 | TRACE_EVENT(sched_pi_setprio, | |
532 | ||
533 | TP_PROTO(struct task_struct *tsk, int newprio), | |
534 | ||
535 | TP_ARGS(tsk, newprio), | |
536 | ||
537 | TP_STRUCT__entry( | |
64c796d8 | 538 | __array_text( char, comm, TASK_COMM_LEN ) |
e5092131 | 539 | __field( pid_t, tid ) |
f62b389e MD |
540 | __field( int, oldprio ) |
541 | __field( int, newprio ) | |
542 | ), | |
543 | ||
544 | TP_fast_assign( | |
545 | tp_memcpy(comm, tsk->comm, TASK_COMM_LEN) | |
e5092131 | 546 | tp_assign(tid, tsk->pid) |
3568c28c MD |
547 | tp_assign(oldprio, tsk->prio - MAX_RT_PRIO) |
548 | tp_assign(newprio, newprio - MAX_RT_PRIO) | |
f62b389e MD |
549 | ), |
550 | ||
e5092131 MD |
551 | TP_printk("comm=%s tid=%d oldprio=%d newprio=%d", |
552 | __entry->comm, __entry->tid, | |
f62b389e MD |
553 | __entry->oldprio, __entry->newprio) |
554 | ) | |
7c68b363 | 555 | #endif |
f62b389e MD |
556 | |
557 | #endif /* _TRACE_SCHED_H */ | |
558 | ||
559 | /* This part must be outside protection */ | |
5b88d86e | 560 | #include "../../../probes/define_trace.h" |