328 	rq->curr->sched_class->task_tick(rq, rq->curr, 1);  in hrtick()
835 	p->sched_class->enqueue_task(rq, p, flags);  in enqueue_task()
843 	p->sched_class->dequeue_task(rq, p, flags);  in dequeue_task()
932 		stop->sched_class = &stop_sched_class;  in sched_set_stop_task()
942 		old_stop->sched_class = &rt_sched_class;  in sched_set_stop_task()
1013 				       const struct sched_class *prev_class,  in check_class_changed()
1016 	if (prev_class != p->sched_class) {  in check_class_changed()
1020 		p->sched_class->switched_to(rq, p);  in check_class_changed()
1022 		p->sched_class->prio_changed(rq, p, oldprio);  in check_class_changed()
1027 	const struct sched_class *class;  in check_preempt_curr()
1029 	if (p->sched_class == rq->curr->sched_class) {  in check_preempt_curr()
1030 		rq->curr->sched_class->check_preempt_curr(rq, p, flags);  in check_preempt_curr()
1033 			if (class == rq->curr->sched_class)  in check_preempt_curr()
1035 			if (class == p->sched_class) {  in check_preempt_curr()
1188 	p->sched_class->set_cpus_allowed(p, new_mask);  in do_set_cpus_allowed()
1191 		p->sched_class->set_curr_task(rq);  in do_set_cpus_allowed()
1296 		if (p->sched_class->migrate_task_rq)  in set_task_cpu()
1297 			p->sched_class->migrate_task_rq(p);  in set_task_cpu()
1628 		cpu = p->sched_class->select_task_rq(p, cpu, sd_flags, wake_flags);  in select_task_rq()
1724 	if (p->sched_class->task_woken) {  in ttwu_do_wakeup()
1730 		p->sched_class->task_woken(rq, p);  in ttwu_do_wakeup()
1988 	if (p->sched_class->task_waking)  in try_to_wake_up()
1989 		p->sched_class->task_waking(p);  in try_to_wake_up()
2230 		p->sched_class = &rt_sched_class;  in sched_fork()
2232 		p->sched_class = &fair_sched_class;  in sched_fork()
2235 	if (p->sched_class->task_fork)  in sched_fork()
2236 		p->sched_class->task_fork(p);  in sched_fork()
2395 	if (p->sched_class->task_woken) {  in wake_up_new_task()
2401 		p->sched_class->task_woken(rq, p);  in wake_up_new_task()
2584 		if (prev->sched_class->task_dead)  in finish_task_switch()
2585 			prev->sched_class->task_dead(prev);  in finish_task_switch()
2791 	dest_cpu = p->sched_class->select_task_rq(p, task_cpu(p), SD_BALANCE_EXEC, 0);  in sched_exec()
2849 		p->sched_class->update_curr(rq);  in task_sched_runtime()
2871 	curr->sched_class->task_tick(rq, curr, 0);  in scheduler_tick()
3032 	const struct sched_class *class = &fair_sched_class;  in pick_next_task()
3039 	if (likely(prev->sched_class == class &&  in pick_next_task()
3370 	const struct sched_class *prev_class;  in rt_mutex_setprio()
3396 	prev_class = p->sched_class;  in rt_mutex_setprio()
3421 		p->sched_class = &dl_sched_class;  in rt_mutex_setprio()
3427 		p->sched_class = &rt_sched_class;  in rt_mutex_setprio()
3433 		p->sched_class = &fair_sched_class;  in rt_mutex_setprio()
3439 		p->sched_class->set_curr_task(rq);  in rt_mutex_setprio()
3695 		p->sched_class = &dl_sched_class;  in __setscheduler()
3697 		p->sched_class = &rt_sched_class;  in __setscheduler()
3699 		p->sched_class = &fair_sched_class;  in __setscheduler()
3794 	const struct sched_class *prev_class;  in __sched_setscheduler()
3993 	prev_class = p->sched_class;  in __sched_setscheduler()
3997 		p->sched_class->set_curr_task(rq);  in __sched_setscheduler()
4600 	current->sched_class->yield_task(rq);  in SYSCALL_DEFINE0()
4739 	if (!curr->sched_class->yield_to_task)  in yield_to()
4742 	if (curr->sched_class != p->sched_class)  in yield_to()
4748 	yielded = curr->sched_class->yield_to_task(rq, p, preempt);  in yield_to()
4885 	if (p->sched_class->get_rr_interval)  in SYSCALL_DEFINE2()
4886 		time_slice = p->sched_class->get_rr_interval(rq, p);  in SYSCALL_DEFINE2()
4975 	idle->sched_class = &idle_sched_class;  in init_idle_bootup_task()
5035 	idle->sched_class = &idle_sched_class;  in init_idle()
5164 		p->sched_class->set_curr_task(rq);  in sched_setnuma()
5207 static const struct sched_class fake_sched_class = {
5216 	.sched_class = &fake_sched_class,
5265 		next->sched_class->put_prev_task(rq, next);  in migrate_tasks()
5487 		const struct sched_class *class;  in set_rq_online()
5502 		const struct sched_class *class;  in set_rq_offline()
7514 	current->sched_class = &fair_sched_class;  in sched_init()
7803 	if (tsk->sched_class->task_move_group)  in sched_move_task()
7804 		tsk->sched_class->task_move_group(tsk);  in sched_move_task()
7810 		tsk->sched_class->set_curr_task(rq);  in sched_move_task()
8251 		if (task->sched_class != &fair_sched_class)  in cpu_cgroup_can_attach()