258 static const struct sched_class *scx_setscheduler_class(struct task_struct *p)  in scx_setscheduler_class()
260 	if (p->sched_class == &stop_sched_class)  in scx_setscheduler_class()
667 		if (p->sched_class != &idle_sched_class)  in scx_task_iter_next_locked()
1000 	    rq->curr->sched_class == &ext_sched_class) {  in local_dsq_post_enq()
1005 	if (preempt || sched_class_above(&ext_sched_class, rq->curr->sched_class))  in local_dsq_post_enq()
2025 		if (sched_class_above(p->sched_class, dst_rq->curr->sched_class))  in dispatch_to_local_dsq()
2150 	bool prev_on_scx = prev->sched_class == &ext_sched_class;  in balance_one()
2340 preempt_reason_from_class(const struct sched_class *class)  in preempt_reason_from_class()
2354 	const struct sched_class *next_class = next->sched_class;  in switch_class()
2426 		if (next && sched_class_above(&ext_sched_class, next->sched_class)) {  in put_prev_task_scx()
2435 	if (next && next->sched_class != &ext_sched_class)  in put_prev_task_scx()
2475 		     prev->sched_class != &ext_sched_class)) {  in do_pick_task_scx()
3004 		if (p->sched_class == &ext_sched_class) {  in scx_post_fork()
3118 	if (p->sched_class != &ext_sched_class)  in scx_can_stop_tick()
3708 	if (unlikely(p->sched_class != &ext_sched_class))  in scx_allow_ttwu_queue()
4262 		const struct sched_class *old_class = p->sched_class;  in scx_disable_workfn()
4263 		const struct sched_class *new_class = scx_setscheduler_class(p);  in scx_disable_workfn()
4271 			p->sched_class = new_class;  in scx_disable_workfn()
4585 			rq->curr->sched_class == &idle_sched_class;  in scx_dump_state()
4606 			  rq->curr->sched_class);  in scx_dump_state()
4645 		if (rq->curr->sched_class == &ext_sched_class)  in scx_dump_state()
5073 		const struct sched_class *old_class = p->sched_class;  in scx_enable()
5074 		const struct sched_class *new_class = scx_setscheduler_class(p);  in scx_enable()
5084 			p->sched_class = new_class;  in scx_enable()
5445 	const struct sched_class *cur_class;  in kick_one_cpu()
5450 	cur_class = rq->curr->sched_class;  in kick_one_cpu()
5569 	struct sched_class *class;  in print_scx_info()
5579 	if (copy_from_kernel_nofault(&class, &p->sched_class, sizeof(class)) ||  in print_scx_info()