250 	struct worker		*rescuer;	/* I: rescue worker */  member
1846 	if (!wq->rescuer)  in send_mayday()
1858 		wake_up_process(wq->rescuer->task);  in send_mayday()
2256 	struct worker *rescuer = __rescuer;  in rescuer_thread()  local
2257 	struct workqueue_struct *wq = rescuer->rescue_wq;  in rescuer_thread()
2258 	struct list_head *scheduled = &rescuer->scheduled;  in rescuer_thread()
2267 	rescuer->task->flags |= PF_WQ_WORKER;  in rescuer_thread()
2295 		worker_attach_to_pool(rescuer, pool);  in rescuer_thread()
2298 		rescuer->pool = pool;  in rescuer_thread()
2310 			process_scheduled_works(rescuer);  in rescuer_thread()
2343 		rescuer->pool = NULL;  in rescuer_thread()
2346 		worker_detach_from_pool(rescuer, pool);  in rescuer_thread()
2355 		rescuer->task->flags &= ~PF_WQ_WORKER;  in rescuer_thread()
2360 	WARN_ON_ONCE(!(rescuer->flags & WORKER_NOT_RUNNING));  in rescuer_thread()
2755 	if (pwq->wq->saved_max_active == 1 || pwq->wq->rescuer)  in start_flush_work()
3184 	kfree(wq->rescuer);  in rcu_free_wq()
3903 		struct worker *rescuer;  in __alloc_workqueue_key()  local
3905 		rescuer = alloc_worker(NUMA_NO_NODE);  in __alloc_workqueue_key()
3906 		if (!rescuer)  in __alloc_workqueue_key()
3909 		rescuer->rescue_wq = wq;  in __alloc_workqueue_key()
3910 		rescuer->task = kthread_create(rescuer_thread, rescuer, "%s",  in __alloc_workqueue_key()
3912 		if (IS_ERR(rescuer->task)) {  in __alloc_workqueue_key()
3913 			kfree(rescuer);  in __alloc_workqueue_key()
3917 		wq->rescuer = rescuer;  in __alloc_workqueue_key()
3918 		rescuer->task->flags |= PF_NO_SETAFFINITY;  in __alloc_workqueue_key()
3919 		wake_up_process(rescuer->task);  in __alloc_workqueue_key()
3998 	if (wq->rescuer)  in destroy_workqueue()
3999 		kthread_stop(wq->rescuer->task);  in destroy_workqueue()
4279 				worker == pwq->wq->rescuer ? "(RESCUER)" : "",  in show_pwq()