linux-kernel - Re: [PATCH] loop: Only freeze block queue when needed.

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Message-ID: <BYAPR04MB57495AC9DDD87E250770419086FF0@BYAPR04MB5749.namprd04.prod.outlook.com>
Date:   Tue, 10 Mar 2020 20:06:09 +0000
From:   Chaitanya Kulkarni <Chaitanya.Kulkarni@....com>
To:     Martijn Coenen <maco@...roid.com>,
        "axboe@...nel.dk" <axboe@...nel.dk>, "hch@....de" <hch@....de>
CC:     "bvanassche@....org" <bvanassche@....org>,
        "linux-block@...r.kernel.org" <linux-block@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "kernel-team@...roid.com" <kernel-team@...roid.com>
Subject: Re: [PATCH] loop: Only freeze block queue when needed.

Looks good to me.

Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@....com>

On 03/10/2020 06:07 AM, Martijn Coenen wrote:
> __loop_update_dio() can be called as a part of loop_set_fd(), when the
> block queue is not yet up and running; avoid freezing the block queue in
> that case, since that is an expensive operation.
>
> Signed-off-by: Martijn Coenen<maco@...roid.com>