From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Jianchao Wang To: axboe@kernel.dk, ming.lei@redhat.com Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] blk-mq: return when BLK_MQ_S_STOPPED in blk_mq_run_work_fn Date: Mon, 4 Jun 2018 17:03:55 +0800 Message-Id: <1528103035-8009-1-git-send-email-jianchao.w.wang@oracle.com> List-ID: if hctx is stopped, don't run the queue in blk_mq_run_work_fn. Fixes: 15fe8a9 (blk-mq: remove blk_mq_delay_queue()) Cc: Ming Lei Signed-off-by: Jianchao Wang --- block/blk-mq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/block/blk-mq.c b/block/blk-mq.c index 9ce9cac..d0ee928 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -1578,7 +1578,7 @@ static void blk_mq_run_work_fn(struct work_struct *work) * If we are stopped, don't run the queue. */ if (test_bit(BLK_MQ_S_STOPPED, &hctx->state)) - clear_bit(BLK_MQ_S_STOPPED, &hctx->state); + return; __blk_mq_run_hw_queue(hctx); } -- 2.7.4