From: Bart Van Assche <Bart.VanAssche@sandisk.com>
To: "hch@infradead.org" <hch@infradead.org>,
"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
"axboe@fb.com" <axboe@fb.com>,
"ming.lei@redhat.com" <ming.lei@redhat.com>
Subject: Re: [PATCH] block: don't call blk_mq_quiesce_queue() after queue is freezed
Date: Tue, 2 May 2017 17:34:46 +0000 [thread overview]
Message-ID: <1493746485.2552.7.camel@sandisk.com> (raw)
In-Reply-To: <20170501232802.27219-1-ming.lei@redhat.com>
On Tue, 2017-05-02 at 07:28 +0800, Ming Lei wrote:
> After queue is freezed, no request in this queue can be in use
> at all, so there can't be any .queue_rq() is running on this queue.
> It isn't necessary to call blk_mq_quiesce_queue() any more, so
> remove it in both elevator_switch_mq() and blk_mq_update_nr_requests().
Reviewed-by: Bart Van Assche <bart.vanassche@sandisk.com>
prev parent reply other threads:[~2017-05-02 17:34 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-01 23:28 [PATCH] block: don't call blk_mq_quiesce_queue() after queue is freezed Ming Lei
2017-05-02 17:33 ` Jens Axboe
2017-05-02 17:34 ` Bart Van Assche [this message]
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