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From: Jens Axboe <axboe@kernel.dk>
To: Ming Lei <ming.lei@redhat.com>,
	linux-block@vger.kernel.org, Mike Snitzer <snitzer@redhat.com>,
	dm-devel@redhat.com
Cc: Christoph Hellwig <hch@infradead.org>,
	Bart Van Assche <bart.vanassche@sandisk.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] blk-mq: don't dispatch request in blk_mq_request_direct_issue if queue is busy
Date: Wed, 17 Jan 2018 21:39:20 -0700	[thread overview]
Message-ID: <5f7edaad-6541-4e9d-996c-db982fa283a9@kernel.dk> (raw)
In-Reply-To: <20180118040659.20202-1-ming.lei@redhat.com>

On 1/17/18 9:06 PM, Ming Lei wrote:
> If we run into blk_mq_request_direct_issue(), when queue is busy, we
> don't want to dispatch this request into hctx->dispatch_list, and
> what we need to do is to return the queue busy info to caller, so
> that caller can deal with it well.

Thanks for fixing this up, applied.

-- 
Jens Axboe

      parent reply	other threads:[~2018-01-18  4:39 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-01-18  4:06 [PATCH] blk-mq: don't dispatch request in blk_mq_request_direct_issue if queue is busy Ming Lei
2018-01-18  4:36 ` Mike Snitzer
2018-01-18  6:39   ` Laurence Oberman
2018-01-18  4:39 ` Jens Axboe [this message]

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