~hc/RK356X_SDK_RELEASE.git

..	..	@@ -191,6 +191,9 @@
191	191
192	192	INIT_LIST_HEAD(&rq->queuelist);
193	193	INIT_LIST_HEAD(&rq->timeout_list);
	194	+#ifdef CONFIG_PREEMPT_RT_FULL
	195	+ INIT_WORK(&rq->work, __blk_mq_complete_request_remote_work);
	196	+#endif
194	197	rq->cpu = -1;
195	198	rq->q = q;
196	199	rq->__sector = (sector_t) -1;
..	..	@@ -972,12 +975,21 @@
972	975	percpu_ref_put(&q->q_usage_counter);
973	976	}
974	977
	978	+static void blk_queue_usage_counter_release_wrk(struct work_struct *work)
	979	+{
	980	+ struct request_queue *q =
	981	+ container_of(work, struct request_queue, mq_pcpu_wake);
	982	+
	983	+ wake_up_all(&q->mq_freeze_wq);
	984	+}
	985	+
975	986	static void blk_queue_usage_counter_release(struct percpu_ref *ref)
976	987	{
977	988	struct request_queue *q =
978	989	container_of(ref, struct request_queue, q_usage_counter);
979	990
980		- wake_up_all(&q->mq_freeze_wq);
	991	+ if (wq_has_sleeper(&q->mq_freeze_wq))
	992	+ schedule_work(&q->mq_pcpu_wake);
981	993	}
982	994
983	995	static void blk_rq_timed_out_timer(struct timer_list *t)
..	..	@@ -1076,6 +1088,7 @@
1076	1088	queue_flag_set_unlocked(QUEUE_FLAG_BYPASS, q);
1077	1089
1078	1090	init_waitqueue_head(&q->mq_freeze_wq);
	1091	+ INIT_WORK(&q->mq_pcpu_wake, blk_queue_usage_counter_release_wrk);
1079	1092
1080	1093	/*
1081	1094	* Init percpu_ref in atomic mode so that it's faster to shutdown.