194 	struct task_struct *t = current;  in __rcu_read_unlock()  local
196 	if (t->rcu_read_lock_nesting != 1) {  in __rcu_read_unlock()
197 		--t->rcu_read_lock_nesting;  in __rcu_read_unlock()
200 		t->rcu_read_lock_nesting = INT_MIN;  in __rcu_read_unlock()
202 		if (unlikely(READ_ONCE(t->rcu_read_unlock_special.s)))  in __rcu_read_unlock()
203 			rcu_read_unlock_special(t);  in __rcu_read_unlock()
205 		t->rcu_read_lock_nesting = 0;  in __rcu_read_unlock()
209 		int rrln = READ_ONCE(t->rcu_read_lock_nesting);  in __rcu_read_unlock()
614 static void check_holdout_task(struct task_struct *t,  in check_holdout_task()  argument
619 	if (!READ_ONCE(t->rcu_tasks_holdout) ||  in check_holdout_task()
620 	    t->rcu_tasks_nvcsw != READ_ONCE(t->nvcsw) ||  in check_holdout_task()
621 	    !READ_ONCE(t->on_rq) ||  in check_holdout_task()
623 	     !is_idle_task(t) && t->rcu_tasks_idle_cpu >= 0)) {  in check_holdout_task()
624 		WRITE_ONCE(t->rcu_tasks_holdout, false);  in check_holdout_task()
625 		list_del_init(&t->rcu_tasks_holdout_list);  in check_holdout_task()
626 		put_task_struct(t);  in check_holdout_task()
635 	cpu = task_cpu(t);  in check_holdout_task()
637 		 t, ".I"[is_idle_task(t)],  in check_holdout_task()
639 		 t->rcu_tasks_nvcsw, t->nvcsw, t->rcu_tasks_holdout,  in check_holdout_task()
640 		 t->rcu_tasks_idle_cpu, cpu);  in check_holdout_task()
641 	sched_show_task(t);  in check_holdout_task()
648 	struct task_struct *g, *t;  in rcu_tasks_kthread()  local
707 		for_each_process_thread(g, t) {  in rcu_tasks_kthread()
708 			if (t != current && READ_ONCE(t->on_rq) &&  in rcu_tasks_kthread()
709 			    !is_idle_task(t)) {  in rcu_tasks_kthread()
710 				get_task_struct(t);  in rcu_tasks_kthread()
711 				t->rcu_tasks_nvcsw = READ_ONCE(t->nvcsw);  in rcu_tasks_kthread()
712 				WRITE_ONCE(t->rcu_tasks_holdout, true);  in rcu_tasks_kthread()
713 				list_add(&t->rcu_tasks_holdout_list,  in rcu_tasks_kthread()
748 			list_for_each_entry_safe(t, t1, &rcu_tasks_holdouts,  in rcu_tasks_kthread()
750 				check_holdout_task(t, needreport, &firstreport);  in rcu_tasks_kthread()
795 	struct task_struct *t;  in rcu_spawn_tasks_kthread()  local
806 	t = kthread_run(rcu_tasks_kthread, NULL, "rcu_tasks_kthread");  in rcu_spawn_tasks_kthread()
807 	BUG_ON(IS_ERR(t));  in rcu_spawn_tasks_kthread()
809 	WRITE_ONCE(rcu_tasks_kthread_ptr, t);  in rcu_spawn_tasks_kthread()