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Date:   Wed, 27 Jan 2021 17:12:05 +0100
From:   Christoph Hellwig <hch@lst.de>
To:     Maxim Mikityanskiy <maxtram95@gmail.com>
Cc:     Jens Axboe <axboe@kernel.dk>,
        Alexander Viro <viro@zeniv.linux.org.uk>,
        Christoph Hellwig <hch@lst.de>, linux-block@vger.kernel.org,
        linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Revert "block: simplify set_init_blocksize" to regain
 lost performance
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References: <20210126195907.2273494-1-maxtram95@gmail.com>
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While this code is gross, I think we need to add it back for now:

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

I'll put converting the block device buffered I/O path to iomap or
an iomap lookalike on the backburner to fix this..