dev/profile/profile.c

272 	profile_probe_t *prof = pcpu->profc_probe;
298 	dtrace_probe(prof->prof_id, pc, upc, late, 0, 0);
308 	profile_probe_t *prof = arg;
327 	dtrace_probe(prof->prof_id, pc, upc, 0, 0, 0);
329 	prof->prof_expected += prof->prof_interval;
330 	callout_schedule_sbt(&prof->prof_cyclic,
331 	    prof->prof_expected, 0, C_DIRECT_EXEC | C_ABSOLUTE);
337 	profile_probe_t *prof;
351 	prof = kmem_zalloc(sizeof (profile_probe_t), KM_SLEEP);
352 	(void) strcpy(prof->prof_name, name);
354 	prof->prof_interval = interval;
355 	prof->prof_cyclic = CYCLIC_NONE;
357 	prof->prof_interval = nsec_to_sbt(interval);
358 	callout_init(&prof->prof_cyclic, 1);
360 	prof->prof_kind = kind;
361 	prof->prof_id = dtrace_probe_create(profile_id,
363 	    profile_aframes, prof);
502 	profile_probe_t *prof = parg;
505 	ASSERT(prof->prof_cyclic == CYCLIC_NONE);
507 	ASSERT(!callout_active(&prof->prof_cyclic) && prof->prof_pcpus == NULL);
509 	kmem_free(prof, sizeof (profile_probe_t));
520 	profile_probe_t *prof = arg;
524 	pcpu->profc_probe = prof;
529 	when->cyt_interval = prof->prof_interval;
550 	profile_probe_t *prof = parg;
555 	ASSERT(prof->prof_interval != 0);
558 	if (prof->prof_kind == PROF_TICK) {
560 		hdlr.cyh_arg = prof;
562 		when.cyt_interval = prof->prof_interval;
565 		ASSERT(prof->prof_kind == PROF_PROFILE);
568 		omni.cyo_arg = prof;
571 	if (prof->prof_kind == PROF_TICK) {
572 		prof->prof_cyclic = cyclic_add(&hdlr, &when);
574 		prof->prof_cyclic = cyclic_add_omni(&omni);
582 	profile_probe_t *prof = parg;
584 	ASSERT(prof->prof_cyclic != CYCLIC_NONE);
587 	cyclic_remove(prof->prof_cyclic);
588 	prof->prof_cyclic = CYCLIC_NONE;
594 profile_enable_omni(profile_probe_t *prof)
599 	prof->prof_pcpus = kmem_zalloc((mp_maxid + 1) * sizeof(pcpu), KM_SLEEP);
602 		prof->prof_pcpus[cpu] = pcpu;
603 		pcpu->profc_probe = prof;
604 		pcpu->profc_expected = sbinuptime() + prof->prof_interval;
605 		pcpu->profc_interval = prof->prof_interval;
614 profile_disable_omni(profile_probe_t *prof)
619 	ASSERT(prof->prof_pcpus != NULL);
621 		pcpu = prof->prof_pcpus[cpu];
622 		ASSERT(pcpu->profc_probe == prof);
628 	kmem_free(prof->prof_pcpus, (mp_maxid + 1) * sizeof(pcpu));
629 	prof->prof_pcpus = NULL;
636 	profile_probe_t *prof = parg;
638 	if (prof->prof_kind == PROF_TICK) {
639 		prof->prof_expected = sbinuptime() + prof->prof_interval;
640 		callout_reset_sbt(&prof->prof_cyclic,
641 		    prof->prof_expected, 0, profile_tick, prof,
644 		ASSERT(prof->prof_kind == PROF_PROFILE);
645 		profile_enable_omni(prof);
653 	profile_probe_t *prof = parg;
655 	if (prof->prof_kind == PROF_TICK) {
656 		ASSERT(callout_active(&prof->prof_cyclic));
657 		callout_stop(&prof->prof_cyclic);
658 		callout_drain(&prof->prof_cyclic);
660 		ASSERT(prof->prof_kind == PROF_PROFILE);
661 		profile_disable_omni(prof);