linux-kernel - Re: [PATCH] virtio_blk: fix race between start and stop queue

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Message-ID: <CACVXFVOE4UH4k9nxE_0HO_8WVGw8FBnHvoHU-Vy6aDC55ag6NA@mail.gmail.com>
Date:	Fri, 16 May 2014 23:22:26 +0800
From:	Ming Lei <tom.leiming@...il.com>
To:	Jens Axboe <axboe@...nel.dk>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Rusty Russell <rusty@...tcorp.com.au>
Subject: Re: [PATCH] virtio_blk: fix race between start and stop queue

On Fri, May 16, 2014 at 11:17 PM, Jens Axboe <axboe@...nel.dk> wrote:
> On 2014-05-16 09:15, Ming Lei wrote:
>
>
> virtio-blk just has one queue, so the flag is at least pointless for now.
> And since the other code stops all of them anyway, I don't see any reason
> not to just rely on that.

OK, if you don't care the little loading of calling
blk_mq_start_stopped_hw_queues() for each
interrupt, I will remove the flag.

Thanks,
-- 
Ming Lei
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