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

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Date:   Tue, 10 Mar 2020 18:47:54 +0100
From:   Christoph Hellwig <hch@....de>
To:     Martijn Coenen <maco@...roid.com>
Cc:     axboe@...nel.dk, hch@....de, bvanassche@....org,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-team@...roid.com
Subject: Re: [PATCH] loop: Only freeze block queue when needed.

On Tue, Mar 10, 2020 at 02:06:54PM +0100, 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>

Looks good,

Reviewed-by: Christoph Hellwig <hch@....de>