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Date:   Wed, 24 Mar 2021 19:17:02 +0100
From:   Christoph Hellwig <hch@infradead.org>
To:     Ming Lei <ming.lei@redhat.com>
Cc:     Jens Axboe <axboe@kernel.dk>, linux-block@vger.kernel.org,
        Jeffle Xu <jefflexu@linux.alibaba.com>,
        Mike Snitzer <snitzer@redhat.com>, dm-devel@redhat.com
Subject: Re: [PATCH V3 03/13] block: add helper of blk_create_io_context
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 <20210324121927.362525-4-ming.lei@redhat.com>
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On Wed, Mar 24, 2021 at 08:19:17PM +0800, Ming Lei wrote:
> Add one helper for creating io context and prepare for supporting
> efficient bio based io poll.

Looking at what gets added later here I do not think this helper is
a good idea.  Having a separate one for creating any needed poll-only
context is a lot more clear.