osfmk/kern/sched_prim.c

3295 	processor_set_t		nset, cset = pset;
3333 		if (!queue_empty(&cset->idle_queue))
3334 			return ((processor_t)queue_first(&cset->idle_queue));
3344 			lp_processor = cset->low_pri;
3356 			processor = (processor_t)queue_first(&cset->active_queue);
3357 			while (!queue_end(&cset->active_queue, (queue_entry_t)processor)) {
3405 			if (cset->low_pri != PROCESSOR_NULL && cset->low_pri->state != PROCESSOR_INACTIVE &&
3406 					cset->low_pri->state != PROCESSOR_SHUTDOWN && cset->low_pri->state != PROCESSOR_OFF_LINE &&
3408 							(thread->sched_pri > BASEPRI_DEFAULT && cset->low_pri->current_pri < thread->sched_pri))) {
3409 				processor = cset->low_pri;
3412 			if (cset->low_count != PROCESSOR_NULL && cset->low_count->state != PROCESSOR_INACTIVE &&
3413 					cset->low_count->state != PROCESSOR_SHUTDOWN && cset->low_count->state != PROCESSOR_OFF_LINE &&
3415 															SCHED(processor_runq_count)(cset->low_count) < SCHED(processor_runq_count)(processor)))) {
3416 				processor = cset->low_count;
3423 				processor = (processor_t)dequeue_head(&cset->active_queue);
3425 					enqueue_tail(&cset->active_queue, (queue_entry_t)processor);
3438 		nset = next_pset(cset);
3441 			pset_unlock(cset);
3443 			cset = nset;
3444 			pset_lock(cset);
3454 			if (cset != pmeta->primary->processor_set) {
3455 				pset_unlock(cset);
3457 				cset = pmeta->primary->processor_set;
3458 				pset_lock(cset);
3478 			if (cset != processor->processor_set) {
3479 				pset_unlock(cset);
3481 				cset = processor->processor_set;
3482 				pset_lock(cset);
3492 		if (cset != processor->processor_set) {
3493 			pset_unlock(cset);
3495 			cset = processor->processor_set;
3496 			pset_lock(cset);
3969 	processor_set_t		nset, cset = pset;
3974 		processor = (processor_t)queue_first(&cset->active_queue);
3975 		while (!queue_end(&cset->active_queue, (queue_entry_t)processor)) {
3980 					enqueue_tail(&cset->active_queue, (queue_entry_t)processor);
3982 					pset_unlock(cset);
3991 		nset = next_pset(cset);
3994 			pset_unlock(cset);
3996 			cset = nset;
3997 			pset_lock(cset);
4001 	pset_unlock(cset);