Messages in this thread | | | Date | Fri, 19 Sep 2014 19:48:06 +0200 | From | Christoph Hellwig <> | Subject | Re: [PATCH] blk-mq: auto-start hw queue in requeue |
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On Fri, Sep 19, 2014 at 10:22:50PM +0800, Ming Lei wrote: > Requests often need to be retried because of timeout, hardware > busy or sort of reasons via blk_mq_requeue_request(), but at > that time dispatch queue may have been stopped. > > This patch starts the dispatch queue automatically in requeue's > work handler, and fixes scsi-mq's timeout issue, which can be > triggered if there are two or more requests timedout.
Sounds like blk_mq_requeue_work should simply call void blk_mq_start_hw_queues where it calls blk_mq_run_queues currently.
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