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Date:   Wed, 18 Aug 2021 06:20:48 +0100
From:   Christoph Hellwig <hch@infradead.org>
To:     Dmitry Osipenko <digetx@gmail.com>
Cc:     Jens Axboe <axboe@kernel.dk>,
        Thierry Reding <thierry.reding@gmail.com>,
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Subject: Re: [PATCH v5 1/5] block: Add alternative_gpt_sector() operation
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On Wed, Aug 18, 2021 at 03:55:43AM +0300, Dmitry Osipenko wrote:
> Add alternative_gpt_sector() block device operation which specifies
> alternative location of a GPT entry. This allows us to support Android
> devices which have GPT entry at a non-standard location and can't be
> repartitioned easily.

Probably worth adding a little comment explaining this rather odd
operation.