250 	struct worker		*rescuer;	/* I: rescue worker */  member
1839 	if (!wq->rescuer)  in send_mayday()
1851 		wake_up_process(wq->rescuer->task);  in send_mayday()
2249 	struct worker *rescuer = __rescuer;  in rescuer_thread()  local
2250 	struct workqueue_struct *wq = rescuer->rescue_wq;  in rescuer_thread()
2251 	struct list_head *scheduled = &rescuer->scheduled;  in rescuer_thread()
2260 	rescuer->task->flags |= PF_WQ_WORKER;  in rescuer_thread()
2288 		worker_attach_to_pool(rescuer, pool);  in rescuer_thread()
2291 		rescuer->pool = pool;  in rescuer_thread()
2303 			process_scheduled_works(rescuer);  in rescuer_thread()
2336 		rescuer->pool = NULL;  in rescuer_thread()
2339 		worker_detach_from_pool(rescuer, pool);  in rescuer_thread()
2348 		rescuer->task->flags &= ~PF_WQ_WORKER;  in rescuer_thread()
2353 	WARN_ON_ONCE(!(rescuer->flags & WORKER_NOT_RUNNING));  in rescuer_thread()
2748 	if (pwq->wq->saved_max_active == 1 || pwq->wq->rescuer)  in start_flush_work()
3147 	kfree(wq->rescuer);  in rcu_free_wq()
3883 		struct worker *rescuer;  in __alloc_workqueue_key()  local
3885 		rescuer = alloc_worker(NUMA_NO_NODE);  in __alloc_workqueue_key()
3886 		if (!rescuer)  in __alloc_workqueue_key()
3889 		rescuer->rescue_wq = wq;  in __alloc_workqueue_key()
3890 		rescuer->task = kthread_create(rescuer_thread, rescuer, "%s",  in __alloc_workqueue_key()
3892 		if (IS_ERR(rescuer->task)) {  in __alloc_workqueue_key()
3893 			kfree(rescuer);  in __alloc_workqueue_key()
3897 		wq->rescuer = rescuer;  in __alloc_workqueue_key()
3898 		kthread_bind_mask(rescuer->task, cpu_possible_mask);  in __alloc_workqueue_key()
3899 		wake_up_process(rescuer->task);  in __alloc_workqueue_key()
3978 	if (wq->rescuer)  in destroy_workqueue()
3979 		kthread_stop(wq->rescuer->task);  in destroy_workqueue()
4259 				worker == pwq->wq->rescuer ? "(RESCUER)" : "",  in show_pwq()