osfmk/kern/sched_prim.c

3583 	processor_set_t		nset, cset = pset;
3621 		if (!queue_empty(&cset->idle_queue))
3622 			return ((processor_t)queue_first(&cset->idle_queue));
3632 			lp_processor = cset->low_pri;
3644 			processor = (processor_t)queue_first(&cset->active_queue);
3645 			while (!queue_end(&cset->active_queue, (queue_entry_t)processor)) {
3693 			if (cset->low_pri != PROCESSOR_NULL && cset->low_pri->state != PROCESSOR_INACTIVE &&
3694 					cset->low_pri->state != PROCESSOR_SHUTDOWN && cset->low_pri->state != PROCESSOR_OFF_LINE &&
3696 							(thread->sched_pri > BASEPRI_DEFAULT && cset->low_pri->current_pri < thread->sched_pri))) {
3697 				processor = cset->low_pri;
3700 			if (cset->low_count != PROCESSOR_NULL && cset->low_count->state != PROCESSOR_INACTIVE &&
3701 					cset->low_count->state != PROCESSOR_SHUTDOWN && cset->low_count->state != PROCESSOR_OFF_LINE &&
3703 															SCHED(processor_runq_count)(cset->low_count) < SCHED(processor_runq_count)(processor)))) {
3704 				processor = cset->low_count;
3711 				processor = (processor_t)dequeue_head(&cset->active_queue);
3713 					enqueue_tail(&cset->active_queue, (queue_entry_t)processor);
3726 		nset = next_pset(cset);
3729 			pset_unlock(cset);
3731 			cset = nset;
3732 			pset_lock(cset);
3742 			if (cset != pmeta->primary->processor_set) {
3743 				pset_unlock(cset);
3745 				cset = pmeta->primary->processor_set;
3746 				pset_lock(cset);
3766 			if (cset != processor->processor_set) {
3767 				pset_unlock(cset);
3769 				cset = processor->processor_set;
3770 				pset_lock(cset);
3780 		if (cset != processor->processor_set) {
3781 			pset_unlock(cset);
3783 			cset = processor->processor_set;
3784 			pset_lock(cset);
4289 	processor_set_t		nset, cset = pset;
4294 		processor = (processor_t)queue_first(&cset->active_queue);
4295 		while (!queue_end(&cset->active_queue, (queue_entry_t)processor)) {
4300 					enqueue_tail(&cset->active_queue, (queue_entry_t)processor);
4302 					pset_unlock(cset);
4311 		nset = next_pset(cset);
4314 			pset_unlock(cset);
4316 			cset = nset;
4317 			pset_lock(cset);
4321 	pset_unlock(cset);