233 	rq->curr->sched_class->task_tick(rq, rq->curr, 1);  in hrtick()
711 	if (update_load && p->sched_class == &fair_sched_class) {  in set_load_weight()
727 	p->sched_class->enqueue_task(rq, p, flags);  in enqueue_task()
738 	p->sched_class->dequeue_task(rq, p, flags);  in dequeue_task()
824 				       const struct sched_class *prev_class,  in check_class_changed()
827 	if (prev_class != p->sched_class) {  in check_class_changed()
831 		p->sched_class->switched_to(rq, p);  in check_class_changed()
833 		p->sched_class->prio_changed(rq, p, oldprio);  in check_class_changed()
838 	const struct sched_class *class;  in check_preempt_curr()
840 	if (p->sched_class == rq->curr->sched_class) {  in check_preempt_curr()
841 		rq->curr->sched_class->check_preempt_curr(rq, p, flags);  in check_preempt_curr()
844 			if (class == rq->curr->sched_class)  in check_preempt_curr()
846 			if (class == p->sched_class) {  in check_preempt_curr()
1031 	p->sched_class->set_cpus_allowed(p, new_mask);  in do_set_cpus_allowed()
1143 		     p->sched_class == &fair_sched_class &&  in set_task_cpu()
1169 		if (p->sched_class->migrate_task_rq)  in set_task_cpu()
1170 			p->sched_class->migrate_task_rq(p, new_cpu);  in set_task_cpu()
1531 		cpu = p->sched_class->select_task_rq(p, cpu, sd_flags, wake_flags);  in select_task_rq()
1573 		stop->sched_class = &stop_sched_class;  in sched_set_stop_task()
1583 		old_stop->sched_class = &rt_sched_class;  in sched_set_stop_task()
1657 	if (p->sched_class->task_woken) {  in ttwu_do_wakeup()
1663 		p->sched_class->task_woken(rq, p);  in ttwu_do_wakeup()
2333 		p->sched_class = &rt_sched_class;  in sched_fork()
2335 		p->sched_class = &fair_sched_class;  in sched_fork()
2352 	if (p->sched_class->task_fork)  in sched_fork()
2353 		p->sched_class->task_fork(p);  in sched_fork()
2422 	if (p->sched_class->task_woken) {  in wake_up_new_task()
2428 		p->sched_class->task_woken(rq, p);  in wake_up_new_task()
2697 		if (prev->sched_class->task_dead)  in finish_task_switch()
2698 			prev->sched_class->task_dead(prev);  in finish_task_switch()
2950 	dest_cpu = p->sched_class->select_task_rq(p, task_cpu(p), SD_BALANCE_EXEC, 0);  in sched_exec()
3026 		p->sched_class->update_curr(rq);  in task_sched_runtime()
3050 	curr->sched_class->task_tick(rq, curr, 0);  in scheduler_tick()
3106 	curr->sched_class->task_tick(rq, curr, 0);  in sched_tick_remote()
3306 	const struct sched_class *class;  in pick_next_task()
3315 	if (likely((prev->sched_class == &idle_sched_class ||  in pick_next_task()
3316 		    prev->sched_class == &fair_sched_class) &&  in pick_next_task()
3747 	const struct sched_class *prev_class;  in rt_mutex_setprio()
3804 	prev_class = p->sched_class;  in rt_mutex_setprio()
3828 		p->sched_class = &dl_sched_class;  in rt_mutex_setprio()
3834 		p->sched_class = &rt_sched_class;  in rt_mutex_setprio()
3840 		p->sched_class = &fair_sched_class;  in rt_mutex_setprio()
4092 		p->sched_class = &dl_sched_class;  in __setscheduler()
4094 		p->sched_class = &rt_sched_class;  in __setscheduler()
4096 		p->sched_class = &fair_sched_class;  in __setscheduler()
4123 	const struct sched_class *prev_class;  in __sched_setscheduler()
4326 	prev_class = p->sched_class;  in __sched_setscheduler()
4940 	current->sched_class->yield_task(rq);  in do_sched_yield()
5071 	if (!curr->sched_class->yield_to_task)  in yield_to()
5074 	if (curr->sched_class != p->sched_class)  in yield_to()
5080 	yielded = curr->sched_class->yield_to_task(rq, p, preempt);  in yield_to()
5221 	if (p->sched_class->get_rr_interval)  in sched_rr_get_interval()
5222 		time_slice = p->sched_class->get_rr_interval(rq, p);  in sched_rr_get_interval()
5421 	idle->sched_class = &idle_sched_class;  in init_idle()
5560 static const struct sched_class fake_sched_class = {
5569 	.sched_class = &fake_sched_class,
5662 		const struct sched_class *class;  in set_rq_online()
5677 		const struct sched_class *class;  in set_rq_offline()
6329 	if (tsk->sched_class->task_change_group)  in sched_change_group()
6330 		tsk->sched_class->task_change_group(tsk, type);  in sched_change_group()
6451 		if (task->sched_class != &fair_sched_class)  in cpu_cgroup_can_attach()