linux-kernel - Re: [PATCH] loop: Only change blocksize when needed.

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Message-ID: <20200310174807.GB8359@lst.de>
Date:   Tue, 10 Mar 2020 18:48:07 +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 change blocksize when needed.

On Tue, Mar 10, 2020 at 02:12:30PM +0100, Martijn Coenen wrote:
> Return early in loop_set_block_size() if the requested block size is
> identical to the one we already have; this avoids expensive calls to
> freeze the block queue.
> 
> Signed-off-by: Martijn Coenen <maco@...roid.com>

Looks good,

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