Messages in this thread Patch in this message | | | Date | Fri, 13 Jun 2014 19:43:04 +0200 | From | Christoph Hellwig <> | Subject | [PATCH 1/2] blk-mq: properly drain stopped queues |
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If we need to drain a queue we need to run all queues, even if they are marked stopped to make sure the driver has a chance to error out on all queued requests.
This fixes surprise removal with scsi-mq.
Reported-by: Bart Van Assche <bvanassche@acm.org> Tested-by: Bart Van Assche <bvanassche@acm.org> --- 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 3d868d3..15b3ccd 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -120,7 +120,7 @@ static void __blk_mq_drain_queue(struct request_queue *q) if (count == 0) break; - blk_mq_run_queues(q, false); + blk_mq_start_hw_queues(q); msleep(10); } } -- 1.7.10.4
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