2807 	struct wq_flusher this_flusher = {  in flush_workqueue()  local
2808 		.list = LIST_HEAD_INIT(this_flusher.list),  in flush_workqueue()
2810 		.done = COMPLETION_INITIALIZER_ONSTACK_MAP(this_flusher.done, wq->lockdep_map),  in flush_workqueue()
2834 		this_flusher.flush_color = wq->work_color;  in flush_workqueue()
2839 			WARN_ON_ONCE(wq->flush_color != this_flusher.flush_color);  in flush_workqueue()
2841 			wq->first_flusher = &this_flusher;  in flush_workqueue()
2852 			WARN_ON_ONCE(wq->flush_color == this_flusher.flush_color);  in flush_workqueue()
2853 			list_add_tail(&this_flusher.list, &wq->flusher_queue);  in flush_workqueue()
2862 		list_add_tail(&this_flusher.list, &wq->flusher_overflow);  in flush_workqueue()
2869 	wait_for_completion(&this_flusher.done);  in flush_workqueue()
2877 	if (READ_ONCE(wq->first_flusher) != &this_flusher)  in flush_workqueue()
2883 	if (wq->first_flusher != &this_flusher)  in flush_workqueue()
2888 	WARN_ON_ONCE(!list_empty(&this_flusher.list));  in flush_workqueue()
2889 	WARN_ON_ONCE(wq->flush_color != this_flusher.flush_color);  in flush_workqueue()