Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Date:   Tue, 10 Mar 2020 18:48:07 +0100
From:   Christoph Hellwig <hch@lst.de>
To:     Martijn Coenen <maco@android.com>
Cc:     axboe@kernel.dk, hch@lst.de, bvanassche@acm.org,
        linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
        kernel-team@android.com
Subject: Re: [PATCH] loop: Only change blocksize when needed.
Message-ID: <20200310174807.GB8359@lst.de>
References: <20200310131230.106427-1-maco@android.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20200310131230.106427-1-maco@android.com>
User-Agent: Mutt/1.5.17 (2007-11-01)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

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@android.com>

Looks good,

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