linux-kernel - Re: [PATCH v3] block: drop dead assignments in loop

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Date:   Sat, 12 Dec 2020 11:19:12 -0700
From:   Jens Axboe <axboe@...nel.dk>
To:     Lukas Bulwahn <lukas.bulwahn@...il.com>,
        Christoph Hellwig <hch@....de>, linux-block@...r.kernel.org
Cc:     Hannes Reinecke <hare@...e.de>, linux-kernel@...r.kernel.org,
        clang-built-linux@...glegroups.com, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH v3] block: drop dead assignments in loop_init()

On 12/11/20 10:13 PM, Lukas Bulwahn wrote:
> Commit 8410d38c2552 ("loop: use __register_blkdev to allocate devices on
> demand") simplified loop_init(); so computing the range of the block region
> is not required anymore and can be dropped.
> 
> Drop dead assignments in loop_init().
> 
> As compilers will detect these unneeded assignments and optimize this,
> the resulting object code is identical before and after this change.
> 
> No functional change. No change in object code.

Applied, thanks.

-- 
Jens Axboe