1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM sched
4
5 #if !defined(_TRACE_SCHED_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_SCHED_H
7
8 #include <linux/kthread.h>
9 #include <linux/sched/numa_balancing.h>
10 #include <linux/sched/clock.h>
11 #include <linux/tracepoint.h>
12 #include <linux/binfmts.h>
13
14 #ifdef CONFIG_SCHED_RT_CAS
15 #include "eas_sched.h"
16 #endif
17
18 /*
19 * Tracepoint for calling kthread_stop, performed to end a kthread:
20 */
21 TRACE_EVENT(sched_kthread_stop,
22
23 TP_PROTO(struct task_struct *t),
24
25 TP_ARGS(t),
26
27 TP_STRUCT__entry(
28 __array( char, comm, TASK_COMM_LEN )
29 __field( pid_t, pid )
30 ),
31
32 TP_fast_assign(
33 memcpy(__entry->comm, t->comm, TASK_COMM_LEN);
34 __entry->pid = t->pid;
35 ),
36
37 TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid)
38 );
39
40 /*
41 * Tracepoint for the return value of the kthread stopping:
42 */
43 TRACE_EVENT(sched_kthread_stop_ret,
44
45 TP_PROTO(int ret),
46
47 TP_ARGS(ret),
48
49 TP_STRUCT__entry(
50 __field( int, ret )
51 ),
52
53 TP_fast_assign(
54 __entry->ret = ret;
55 ),
56
57 TP_printk("ret=%d", __entry->ret)
58 );
59
60 /**
61 * sched_kthread_work_queue_work - called when a work gets queued
62 * @worker: pointer to the kthread_worker
63 * @work: pointer to struct kthread_work
64 *
65 * This event occurs when a work is queued immediately or once a
66 * delayed work is actually queued (ie: once the delay has been
67 * reached).
68 */
69 TRACE_EVENT(sched_kthread_work_queue_work,
70
71 TP_PROTO(struct kthread_worker *worker,
72 struct kthread_work *work),
73
74 TP_ARGS(worker, work),
75
76 TP_STRUCT__entry(
77 __field( void *, work )
78 __field( void *, function)
79 __field( void *, worker)
80 ),
81
82 TP_fast_assign(
83 __entry->work = work;
84 __entry->function = work->func;
85 __entry->worker = worker;
86 ),
87
88 TP_printk("work struct=%p function=%ps worker=%p",
89 __entry->work, __entry->function, __entry->worker)
90 );
91
92 /**
93 * sched_kthread_work_execute_start - called immediately before the work callback
94 * @work: pointer to struct kthread_work
95 *
96 * Allows to track kthread work execution.
97 */
98 TRACE_EVENT(sched_kthread_work_execute_start,
99
100 TP_PROTO(struct kthread_work *work),
101
102 TP_ARGS(work),
103
104 TP_STRUCT__entry(
105 __field( void *, work )
106 __field( void *, function)
107 ),
108
109 TP_fast_assign(
110 __entry->work = work;
111 __entry->function = work->func;
112 ),
113
114 TP_printk("work struct %p: function %ps", __entry->work, __entry->function)
115 );
116
117 /**
118 * sched_kthread_work_execute_end - called immediately after the work callback
119 * @work: pointer to struct work_struct
120 * @function: pointer to worker function
121 *
122 * Allows to track workqueue execution.
123 */
124 TRACE_EVENT(sched_kthread_work_execute_end,
125
126 TP_PROTO(struct kthread_work *work, kthread_work_func_t function),
127
128 TP_ARGS(work, function),
129
130 TP_STRUCT__entry(
131 __field( void *, work )
132 __field( void *, function)
133 ),
134
135 TP_fast_assign(
136 __entry->work = work;
137 __entry->function = function;
138 ),
139
140 TP_printk("work struct %p: function %ps", __entry->work, __entry->function)
141 );
142
143 /*
144 * Tracepoint for waking up a task:
145 */
146 DECLARE_EVENT_CLASS(sched_wakeup_template,
147
148 TP_PROTO(struct task_struct *p),
149
150 TP_ARGS(__perf_task(p)),
151
152 TP_STRUCT__entry(
153 __array( char, comm, TASK_COMM_LEN )
154 __field( pid_t, pid )
155 __field( int, prio )
156 __field( int, target_cpu )
157 ),
158
159 TP_fast_assign(
160 memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
161 __entry->pid = p->pid;
162 __entry->prio = p->prio; /* XXX SCHED_DEADLINE */
163 __entry->target_cpu = task_cpu(p);
164 ),
165
166 TP_printk("comm=%s pid=%d prio=%d target_cpu=%03d",
167 __entry->comm, __entry->pid, __entry->prio,
168 __entry->target_cpu)
169 );
170
171 /*
172 * Tracepoint called when waking a task; this tracepoint is guaranteed to be
173 * called from the waking context.
174 */
175 DEFINE_EVENT(sched_wakeup_template, sched_waking,
176 TP_PROTO(struct task_struct *p),
177 TP_ARGS(p));
178
179 /*
180 * Tracepoint called when the task is actually woken; p->state == TASK_RUNNING.
181 * It is not always called from the waking context.
182 */
183 DEFINE_EVENT(sched_wakeup_template, sched_wakeup,
184 TP_PROTO(struct task_struct *p),
185 TP_ARGS(p));
186
187 /*
188 * Tracepoint for waking up a new task:
189 */
190 DEFINE_EVENT(sched_wakeup_template, sched_wakeup_new,
191 TP_PROTO(struct task_struct *p),
192 TP_ARGS(p));
193
194 #ifdef CREATE_TRACE_POINTS
__trace_sched_switch_state(bool preempt, unsigned int prev_state, struct task_struct *p)195 static inline long __trace_sched_switch_state(bool preempt,
196 unsigned int prev_state,
197 struct task_struct *p)
198 {
199 unsigned int state;
200
201 #ifdef CONFIG_SCHED_DEBUG
202 BUG_ON(p != current);
203 #endif /* CONFIG_SCHED_DEBUG */
204
205 /*
206 * Preemption ignores task state, therefore preempted tasks are always
207 * RUNNING (we will not have dequeued if state != RUNNING).
208 */
209 if (preempt)
210 return TASK_REPORT_MAX;
211
212 /*
213 * task_state_index() uses fls() and returns a value from 0-8 range.
214 * Decrement it by 1 (except TASK_RUNNING state i.e 0) before using
215 * it for left shift operation to get the correct task->state
216 * mapping.
217 */
218 state = __task_state_index(prev_state, p->exit_state);
219
220 return state ? (1 << (state - 1)) : state;
221 }
222 #endif /* CREATE_TRACE_POINTS */
223
224 /*
225 * Tracepoint for task switches, performed by the scheduler:
226 */
227 TRACE_EVENT(sched_switch,
228
229 TP_PROTO(bool preempt,
230 struct task_struct *prev,
231 struct task_struct *next,
232 unsigned int prev_state),
233
234 TP_ARGS(preempt, prev, next, prev_state),
235
236 TP_STRUCT__entry(
237 __array( char, prev_comm, TASK_COMM_LEN )
238 __field( pid_t, prev_pid )
239 __field( int, prev_prio )
240 __field( long, prev_state )
241 __array( char, next_comm, TASK_COMM_LEN )
242 __field( pid_t, next_pid )
243 __field( int, next_prio )
244 ),
245
246 TP_fast_assign(
247 memcpy(__entry->next_comm, next->comm, TASK_COMM_LEN);
248 __entry->prev_pid = prev->pid;
249 __entry->prev_prio = prev->prio;
250 __entry->prev_state = __trace_sched_switch_state(preempt, prev_state, prev);
251 memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN);
252 __entry->next_pid = next->pid;
253 __entry->next_prio = next->prio;
254 /* XXX SCHED_DEADLINE */
255 ),
256
257 TP_printk("prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_pid=%d next_prio=%d",
258 __entry->prev_comm, __entry->prev_pid, __entry->prev_prio,
259
260 (__entry->prev_state & (TASK_REPORT_MAX - 1)) ?
261 __print_flags(__entry->prev_state & (TASK_REPORT_MAX - 1), "|",
262 { TASK_INTERRUPTIBLE, "S" },
263 { TASK_UNINTERRUPTIBLE, "D" },
264 { __TASK_STOPPED, "T" },
265 { __TASK_TRACED, "t" },
266 { EXIT_DEAD, "X" },
267 { EXIT_ZOMBIE, "Z" },
268 { TASK_PARKED, "P" },
269 { TASK_DEAD, "I" }) :
270 "R",
271
272 __entry->prev_state & TASK_REPORT_MAX ? "+" : "",
273 __entry->next_comm, __entry->next_pid, __entry->next_prio)
274 );
275
276 /*
277 * Tracepoint for a task being migrated:
278 */
279 TRACE_EVENT(sched_migrate_task,
280
281 TP_PROTO(struct task_struct *p, int dest_cpu),
282
283 TP_ARGS(p, dest_cpu),
284
285 TP_STRUCT__entry(
286 __array( char, comm, TASK_COMM_LEN )
287 __field( pid_t, pid )
288 __field( int, prio )
289 __field( int, orig_cpu )
290 __field( int, dest_cpu )
291 ),
292
293 TP_fast_assign(
294 memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
295 __entry->pid = p->pid;
296 __entry->prio = p->prio; /* XXX SCHED_DEADLINE */
297 __entry->orig_cpu = task_cpu(p);
298 __entry->dest_cpu = dest_cpu;
299 ),
300
301 TP_printk("comm=%s pid=%d prio=%d orig_cpu=%d dest_cpu=%d",
302 __entry->comm, __entry->pid, __entry->prio,
303 __entry->orig_cpu, __entry->dest_cpu)
304 );
305
306 DECLARE_EVENT_CLASS(sched_process_template,
307
308 TP_PROTO(struct task_struct *p),
309
310 TP_ARGS(p),
311
312 TP_STRUCT__entry(
313 __array( char, comm, TASK_COMM_LEN )
314 __field( pid_t, pid )
315 __field( int, prio )
316 ),
317
318 TP_fast_assign(
319 memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
320 __entry->pid = p->pid;
321 __entry->prio = p->prio; /* XXX SCHED_DEADLINE */
322 ),
323
324 TP_printk("comm=%s pid=%d prio=%d",
325 __entry->comm, __entry->pid, __entry->prio)
326 );
327
328 /*
329 * Tracepoint for freeing a task:
330 */
331 DEFINE_EVENT(sched_process_template, sched_process_free,
332 TP_PROTO(struct task_struct *p),
333 TP_ARGS(p));
334
335 /*
336 * Tracepoint for a task exiting:
337 */
338 DEFINE_EVENT(sched_process_template, sched_process_exit,
339 TP_PROTO(struct task_struct *p),
340 TP_ARGS(p));
341
342 /*
343 * Tracepoint for waiting on task to unschedule:
344 */
345 DEFINE_EVENT(sched_process_template, sched_wait_task,
346 TP_PROTO(struct task_struct *p),
347 TP_ARGS(p));
348
349 /*
350 * Tracepoint for a waiting task:
351 */
352 TRACE_EVENT(sched_process_wait,
353
354 TP_PROTO(struct pid *pid),
355
356 TP_ARGS(pid),
357
358 TP_STRUCT__entry(
359 __array( char, comm, TASK_COMM_LEN )
360 __field( pid_t, pid )
361 __field( int, prio )
362 ),
363
364 TP_fast_assign(
365 memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
366 __entry->pid = pid_nr(pid);
367 __entry->prio = current->prio; /* XXX SCHED_DEADLINE */
368 ),
369
370 TP_printk("comm=%s pid=%d prio=%d",
371 __entry->comm, __entry->pid, __entry->prio)
372 );
373
374 /*
375 * Tracepoint for kernel_clone:
376 */
377 TRACE_EVENT(sched_process_fork,
378
379 TP_PROTO(struct task_struct *parent, struct task_struct *child),
380
381 TP_ARGS(parent, child),
382
383 TP_STRUCT__entry(
384 __array( char, parent_comm, TASK_COMM_LEN )
385 __field( pid_t, parent_pid )
386 __array( char, child_comm, TASK_COMM_LEN )
387 __field( pid_t, child_pid )
388 ),
389
390 TP_fast_assign(
391 memcpy(__entry->parent_comm, parent->comm, TASK_COMM_LEN);
392 __entry->parent_pid = parent->pid;
393 memcpy(__entry->child_comm, child->comm, TASK_COMM_LEN);
394 __entry->child_pid = child->pid;
395 ),
396
397 TP_printk("comm=%s pid=%d child_comm=%s child_pid=%d",
398 __entry->parent_comm, __entry->parent_pid,
399 __entry->child_comm, __entry->child_pid)
400 );
401
402 /*
403 * Tracepoint for exec:
404 */
405 TRACE_EVENT(sched_process_exec,
406
407 TP_PROTO(struct task_struct *p, pid_t old_pid,
408 struct linux_binprm *bprm),
409
410 TP_ARGS(p, old_pid, bprm),
411
412 TP_STRUCT__entry(
413 __string( filename, bprm->filename )
414 __field( pid_t, pid )
415 __field( pid_t, old_pid )
416 ),
417
418 TP_fast_assign(
419 __assign_str(filename, bprm->filename);
420 __entry->pid = p->pid;
421 __entry->old_pid = old_pid;
422 ),
423
424 TP_printk("filename=%s pid=%d old_pid=%d", __get_str(filename),
425 __entry->pid, __entry->old_pid)
426 );
427
428
429 #ifdef CONFIG_SCHEDSTATS
430 #define DEFINE_EVENT_SCHEDSTAT DEFINE_EVENT
431 #define DECLARE_EVENT_CLASS_SCHEDSTAT DECLARE_EVENT_CLASS
432 #else
433 #define DEFINE_EVENT_SCHEDSTAT DEFINE_EVENT_NOP
434 #define DECLARE_EVENT_CLASS_SCHEDSTAT DECLARE_EVENT_CLASS_NOP
435 #endif
436
437 /*
438 * XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE
439 * adding sched_stat support to SCHED_FIFO/RR would be welcome.
440 */
441 DECLARE_EVENT_CLASS_SCHEDSTAT(sched_stat_template,
442
443 TP_PROTO(struct task_struct *tsk, u64 delay),
444
445 TP_ARGS(__perf_task(tsk), __perf_count(delay)),
446
447 TP_STRUCT__entry(
448 __array( char, comm, TASK_COMM_LEN )
449 __field( pid_t, pid )
450 __field( u64, delay )
451 ),
452
453 TP_fast_assign(
454 memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
455 __entry->pid = tsk->pid;
456 __entry->delay = delay;
457 ),
458
459 TP_printk("comm=%s pid=%d delay=%Lu [ns]",
460 __entry->comm, __entry->pid,
461 (unsigned long long)__entry->delay)
462 );
463
464 /*
465 * Tracepoint for accounting wait time (time the task is runnable
466 * but not actually running due to scheduler contention).
467 */
468 DEFINE_EVENT_SCHEDSTAT(sched_stat_template, sched_stat_wait,
469 TP_PROTO(struct task_struct *tsk, u64 delay),
470 TP_ARGS(tsk, delay));
471
472 /*
473 * Tracepoint for accounting sleep time (time the task is not runnable,
474 * including iowait, see below).
475 */
476 DEFINE_EVENT_SCHEDSTAT(sched_stat_template, sched_stat_sleep,
477 TP_PROTO(struct task_struct *tsk, u64 delay),
478 TP_ARGS(tsk, delay));
479
480 /*
481 * Tracepoint for accounting iowait time (time the task is not runnable
482 * due to waiting on IO to complete).
483 */
484 DEFINE_EVENT_SCHEDSTAT(sched_stat_template, sched_stat_iowait,
485 TP_PROTO(struct task_struct *tsk, u64 delay),
486 TP_ARGS(tsk, delay));
487
488 /*
489 * Tracepoint for accounting blocked time (time the task is in uninterruptible).
490 */
491 DEFINE_EVENT_SCHEDSTAT(sched_stat_template, sched_stat_blocked,
492 TP_PROTO(struct task_struct *tsk, u64 delay),
493 TP_ARGS(tsk, delay));
494
495 /*
496 * Tracepoint for accounting runtime (time the task is executing
497 * on a CPU).
498 */
499 DECLARE_EVENT_CLASS(sched_stat_runtime,
500
501 TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime),
502
503 TP_ARGS(tsk, __perf_count(runtime), vruntime),
504
505 TP_STRUCT__entry(
506 __array( char, comm, TASK_COMM_LEN )
507 __field( pid_t, pid )
508 __field( u64, runtime )
509 __field( u64, vruntime )
510 ),
511
512 TP_fast_assign(
513 memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
514 __entry->pid = tsk->pid;
515 __entry->runtime = runtime;
516 __entry->vruntime = vruntime;
517 ),
518
519 TP_printk("comm=%s pid=%d runtime=%Lu [ns] vruntime=%Lu [ns]",
520 __entry->comm, __entry->pid,
521 (unsigned long long)__entry->runtime,
522 (unsigned long long)__entry->vruntime)
523 );
524
525 DEFINE_EVENT(sched_stat_runtime, sched_stat_runtime,
526 TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime),
527 TP_ARGS(tsk, runtime, vruntime));
528
529 /*
530 * Tracepoint for showing priority inheritance modifying a tasks
531 * priority.
532 */
533 TRACE_EVENT(sched_pi_setprio,
534
535 TP_PROTO(struct task_struct *tsk, struct task_struct *pi_task),
536
537 TP_ARGS(tsk, pi_task),
538
539 TP_STRUCT__entry(
540 __array( char, comm, TASK_COMM_LEN )
541 __field( pid_t, pid )
542 __field( int, oldprio )
543 __field( int, newprio )
544 ),
545
546 TP_fast_assign(
547 memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
548 __entry->pid = tsk->pid;
549 __entry->oldprio = tsk->prio;
550 __entry->newprio = pi_task ?
551 min(tsk->normal_prio, pi_task->prio) :
552 tsk->normal_prio;
553 /* XXX SCHED_DEADLINE bits missing */
554 ),
555
556 TP_printk("comm=%s pid=%d oldprio=%d newprio=%d",
557 __entry->comm, __entry->pid,
558 __entry->oldprio, __entry->newprio)
559 );
560
561 #ifdef CONFIG_DETECT_HUNG_TASK
562 TRACE_EVENT(sched_process_hang,
563 TP_PROTO(struct task_struct *tsk),
564 TP_ARGS(tsk),
565
566 TP_STRUCT__entry(
567 __array( char, comm, TASK_COMM_LEN )
568 __field( pid_t, pid )
569 ),
570
571 TP_fast_assign(
572 memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
573 __entry->pid = tsk->pid;
574 ),
575
576 TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid)
577 );
578 #endif /* CONFIG_DETECT_HUNG_TASK */
579
580 /*
581 * Tracks migration of tasks from one runqueue to another. Can be used to
582 * detect if automatic NUMA balancing is bouncing between nodes.
583 */
584 TRACE_EVENT(sched_move_numa,
585
586 TP_PROTO(struct task_struct *tsk, int src_cpu, int dst_cpu),
587
588 TP_ARGS(tsk, src_cpu, dst_cpu),
589
590 TP_STRUCT__entry(
591 __field( pid_t, pid )
592 __field( pid_t, tgid )
593 __field( pid_t, ngid )
594 __field( int, src_cpu )
595 __field( int, src_nid )
596 __field( int, dst_cpu )
597 __field( int, dst_nid )
598 ),
599
600 TP_fast_assign(
601 __entry->pid = task_pid_nr(tsk);
602 __entry->tgid = task_tgid_nr(tsk);
603 __entry->ngid = task_numa_group_id(tsk);
604 __entry->src_cpu = src_cpu;
605 __entry->src_nid = cpu_to_node(src_cpu);
606 __entry->dst_cpu = dst_cpu;
607 __entry->dst_nid = cpu_to_node(dst_cpu);
608 ),
609
610 TP_printk("pid=%d tgid=%d ngid=%d src_cpu=%d src_nid=%d dst_cpu=%d dst_nid=%d",
611 __entry->pid, __entry->tgid, __entry->ngid,
612 __entry->src_cpu, __entry->src_nid,
613 __entry->dst_cpu, __entry->dst_nid)
614 );
615
616 DECLARE_EVENT_CLASS(sched_numa_pair_template,
617
618 TP_PROTO(struct task_struct *src_tsk, int src_cpu,
619 struct task_struct *dst_tsk, int dst_cpu),
620
621 TP_ARGS(src_tsk, src_cpu, dst_tsk, dst_cpu),
622
623 TP_STRUCT__entry(
624 __field( pid_t, src_pid )
625 __field( pid_t, src_tgid )
626 __field( pid_t, src_ngid )
627 __field( int, src_cpu )
628 __field( int, src_nid )
629 __field( pid_t, dst_pid )
630 __field( pid_t, dst_tgid )
631 __field( pid_t, dst_ngid )
632 __field( int, dst_cpu )
633 __field( int, dst_nid )
634 ),
635
636 TP_fast_assign(
637 __entry->src_pid = task_pid_nr(src_tsk);
638 __entry->src_tgid = task_tgid_nr(src_tsk);
639 __entry->src_ngid = task_numa_group_id(src_tsk);
640 __entry->src_cpu = src_cpu;
641 __entry->src_nid = cpu_to_node(src_cpu);
642 __entry->dst_pid = dst_tsk ? task_pid_nr(dst_tsk) : 0;
643 __entry->dst_tgid = dst_tsk ? task_tgid_nr(dst_tsk) : 0;
644 __entry->dst_ngid = dst_tsk ? task_numa_group_id(dst_tsk) : 0;
645 __entry->dst_cpu = dst_cpu;
646 __entry->dst_nid = dst_cpu >= 0 ? cpu_to_node(dst_cpu) : -1;
647 ),
648
649 TP_printk("src_pid=%d src_tgid=%d src_ngid=%d src_cpu=%d src_nid=%d dst_pid=%d dst_tgid=%d dst_ngid=%d dst_cpu=%d dst_nid=%d",
650 __entry->src_pid, __entry->src_tgid, __entry->src_ngid,
651 __entry->src_cpu, __entry->src_nid,
652 __entry->dst_pid, __entry->dst_tgid, __entry->dst_ngid,
653 __entry->dst_cpu, __entry->dst_nid)
654 );
655
656 DEFINE_EVENT(sched_numa_pair_template, sched_stick_numa,
657
658 TP_PROTO(struct task_struct *src_tsk, int src_cpu,
659 struct task_struct *dst_tsk, int dst_cpu),
660
661 TP_ARGS(src_tsk, src_cpu, dst_tsk, dst_cpu)
662 );
663
664 DEFINE_EVENT(sched_numa_pair_template, sched_swap_numa,
665
666 TP_PROTO(struct task_struct *src_tsk, int src_cpu,
667 struct task_struct *dst_tsk, int dst_cpu),
668
669 TP_ARGS(src_tsk, src_cpu, dst_tsk, dst_cpu)
670 );
671
672
673 /*
674 * Tracepoint for waking a polling cpu without an IPI.
675 */
676 TRACE_EVENT(sched_wake_idle_without_ipi,
677
678 TP_PROTO(int cpu),
679
680 TP_ARGS(cpu),
681
682 TP_STRUCT__entry(
683 __field( int, cpu )
684 ),
685
686 TP_fast_assign(
687 __entry->cpu = cpu;
688 ),
689
690 TP_printk("cpu=%d", __entry->cpu)
691 );
692
693 #ifdef CONFIG_SCHED_CORE_CTRL
694 TRACE_EVENT(core_ctl_eval_need,
695
696 TP_PROTO(unsigned int cpu, unsigned int old_need,
697 unsigned int new_need, unsigned int updated),
698 TP_ARGS(cpu, old_need, new_need, updated),
699 TP_STRUCT__entry(
700 __field(u32, cpu)
701 __field(u32, old_need)
702 __field(u32, new_need)
703 __field(u32, updated)
704 ),
705 TP_fast_assign(
706 __entry->cpu = cpu;
707 __entry->old_need = old_need;
708 __entry->new_need = new_need;
709 __entry->updated = updated;
710 ),
711 TP_printk("cpu=%u, old_need=%u, new_need=%u, updated=%u", __entry->cpu,
712 __entry->old_need, __entry->new_need, __entry->updated)
713 );
714
715 TRACE_EVENT(core_ctl_set_busy,
716
717 TP_PROTO(unsigned int cpu, unsigned int busy,
718 unsigned int old_is_busy, unsigned int is_busy, int high_irqload),
719 TP_ARGS(cpu, busy, old_is_busy, is_busy, high_irqload),
720 TP_STRUCT__entry(
721 __field(u32, cpu)
722 __field(u32, busy)
723 __field(u32, old_is_busy)
724 __field(u32, is_busy)
725 __field(bool, high_irqload)
726 ),
727 TP_fast_assign(
728 __entry->cpu = cpu;
729 __entry->busy = busy;
730 __entry->old_is_busy = old_is_busy;
731 __entry->is_busy = is_busy;
732 __entry->high_irqload = high_irqload;
733 ),
734 TP_printk("cpu=%u, busy=%u, old_is_busy=%u, new_is_busy=%u high_irqload=%d",
735 __entry->cpu, __entry->busy, __entry->old_is_busy,
736 __entry->is_busy, __entry->high_irqload)
737 );
738
739 TRACE_EVENT(core_ctl_set_boost,
740
741 TP_PROTO(u32 refcount, s32 ret),
742 TP_ARGS(refcount, ret),
743 TP_STRUCT__entry(
744 __field(u32, refcount)
745 __field(s32, ret)
746 ),
747 TP_fast_assign(
748 __entry->refcount = refcount;
749 __entry->ret = ret;
750 ),
751 TP_printk("refcount=%u, ret=%d", __entry->refcount, __entry->ret)
752 );
753
754 TRACE_EVENT(core_ctl_update_nr_need,
755
756 TP_PROTO(int cpu, int nr_need, int prev_misfit_need,
757 int nrrun, int max_nr, int nr_prev_assist),
758
759 TP_ARGS(cpu, nr_need, prev_misfit_need, nrrun, max_nr, nr_prev_assist),
760
761 TP_STRUCT__entry(
762 __field(int, cpu)
763 __field(int, nr_need)
764 __field(int, prev_misfit_need)
765 __field(int, nrrun)
766 __field(int, max_nr)
767 __field(int, nr_prev_assist)
768 ),
769
770 TP_fast_assign(
771 __entry->cpu = cpu;
772 __entry->nr_need = nr_need;
773 __entry->prev_misfit_need = prev_misfit_need;
774 __entry->nrrun = nrrun;
775 __entry->max_nr = max_nr;
776 __entry->nr_prev_assist = nr_prev_assist;
777 ),
778
779 TP_printk("cpu=%d nr_need=%d prev_misfit_need=%d nrrun=%d max_nr=%d nr_prev_assist=%d",
780 __entry->cpu, __entry->nr_need, __entry->prev_misfit_need,
781 __entry->nrrun, __entry->max_nr, __entry->nr_prev_assist)
782 );
783 #endif
784
785 #ifdef CONFIG_SCHED_RUNNING_AVG
786 /*
787 * Tracepoint for sched_get_nr_running_avg
788 */
789 TRACE_EVENT(sched_get_nr_running_avg,
790
791 TP_PROTO(int cpu, int nr, int nr_misfit, int nr_max),
792
793 TP_ARGS(cpu, nr, nr_misfit, nr_max),
794
795 TP_STRUCT__entry(
796 __field(int, cpu)
797 __field(int, nr)
798 __field(int, nr_misfit)
799 __field(int, nr_max)
800 ),
801
802 TP_fast_assign(
803 __entry->cpu = cpu;
804 __entry->nr = nr;
805 __entry->nr_misfit = nr_misfit;
806 __entry->nr_max = nr_max;
807 ),
808
809 TP_printk("cpu=%d nr=%d nr_misfit=%d nr_max=%d",
810 __entry->cpu, __entry->nr, __entry->nr_misfit, __entry->nr_max)
811 );
812 #endif
813
814 #ifdef CONFIG_CPU_ISOLATION_OPT
815 /*
816 * sched_isolate - called when cores are isolated/unisolated
817 *
818 * @acutal_mask: mask of cores actually isolated/unisolated
819 * @req_mask: mask of cores requested isolated/unisolated
820 * @online_mask: cpu online mask
821 * @time: amount of time in us it took to isolate/unisolate
822 * @isolate: 1 if isolating, 0 if unisolating
823 *
824 */
825 TRACE_EVENT(sched_isolate,
826
827 TP_PROTO(unsigned int requested_cpu, unsigned int isolated_cpus,
828 u64 start_time, unsigned char isolate),
829
830 TP_ARGS(requested_cpu, isolated_cpus, start_time, isolate),
831
832 TP_STRUCT__entry(
833 __field(u32, requested_cpu)
834 __field(u32, isolated_cpus)
835 __field(u32, time)
836 __field(unsigned char, isolate)
837 ),
838
839 TP_fast_assign(
840 __entry->requested_cpu = requested_cpu;
841 __entry->isolated_cpus = isolated_cpus;
842 __entry->time = div64_u64(sched_clock() - start_time, 1000);
843 __entry->isolate = isolate;
844 ),
845
846 TP_printk("iso cpu=%u cpus=0x%x time=%u us isolated=%d",
847 __entry->requested_cpu, __entry->isolated_cpus,
848 __entry->time, __entry->isolate)
849 );
850 #endif
851
852 /*
853 * Following tracepoints are not exported in tracefs and provide hooking
854 * mechanisms only for testing and debugging purposes.
855 *
856 * Postfixed with _tp to make them easily identifiable in the code.
857 */
858 DECLARE_TRACE(pelt_cfs_tp,
859 TP_PROTO(struct cfs_rq *cfs_rq),
860 TP_ARGS(cfs_rq));
861
862 DECLARE_TRACE(pelt_rt_tp,
863 TP_PROTO(struct rq *rq),
864 TP_ARGS(rq));
865
866 DECLARE_TRACE(pelt_dl_tp,
867 TP_PROTO(struct rq *rq),
868 TP_ARGS(rq));
869
870 DECLARE_TRACE(pelt_thermal_tp,
871 TP_PROTO(struct rq *rq),
872 TP_ARGS(rq));
873
874 DECLARE_TRACE(pelt_irq_tp,
875 TP_PROTO(struct rq *rq),
876 TP_ARGS(rq));
877
878 DECLARE_TRACE(pelt_se_tp,
879 TP_PROTO(struct sched_entity *se),
880 TP_ARGS(se));
881
882 DECLARE_TRACE(sched_cpu_capacity_tp,
883 TP_PROTO(struct rq *rq),
884 TP_ARGS(rq));
885
886 DECLARE_TRACE(sched_overutilized_tp,
887 TP_PROTO(struct root_domain *rd, bool overutilized),
888 TP_ARGS(rd, overutilized));
889
890 DECLARE_TRACE(sched_util_est_cfs_tp,
891 TP_PROTO(struct cfs_rq *cfs_rq),
892 TP_ARGS(cfs_rq));
893
894 DECLARE_TRACE(sched_util_est_se_tp,
895 TP_PROTO(struct sched_entity *se),
896 TP_ARGS(se));
897
898 DECLARE_TRACE(sched_update_nr_running_tp,
899 TP_PROTO(struct rq *rq, int change),
900 TP_ARGS(rq, change));
901
902 #endif /* _TRACE_SCHED_H */
903
904 /* This part must be outside protection */
905 #include <trace/define_trace.h>
906