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-rw-r--r--block/blk-mq.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 51991232824a..0d7c9d3e0329 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -2549,6 +2549,14 @@ static void blk_mq_plug_issue_direct(struct blk_plug *plug, bool from_schedule)
blk_mq_commit_rqs(hctx, &queued, from_schedule);
}
+static void __blk_mq_flush_plug_list(struct request_queue *q,
+ struct blk_plug *plug)
+{
+ if (blk_queue_quiesced(q))
+ return;
+ q->mq_ops->queue_rqs(&plug->mq_list);
+}
+
void blk_mq_flush_plug_list(struct blk_plug *plug, bool from_schedule)
{
struct blk_mq_hw_ctx *this_hctx;
@@ -2580,7 +2588,7 @@ void blk_mq_flush_plug_list(struct blk_plug *plug, bool from_schedule)
if (q->mq_ops->queue_rqs &&
!(rq->mq_hctx->flags & BLK_MQ_F_TAG_QUEUE_SHARED)) {
blk_mq_run_dispatch_ops(q,
- q->mq_ops->queue_rqs(&plug->mq_list));
+ __blk_mq_flush_plug_list(q, plug));
if (rq_list_empty(plug->mq_list))
return;
}