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From: Christoph Hellwig <hch@lst.de>
Subject: alternative take on the same page merging leak fix
Date: Tue, 11 Jun 2019 17:10:02 +0200
Message-Id: <20190611151007.13625-1-hch@lst.de>
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To: Jens Axboe <axboe@kernel.dk>, Ming Lei <ming.lei@redhat.com>
Cc: David Gibson <david@gibson.dropbear.id.au>, "Darrick J. Wong" <darrick.wong@oracle.com>, linux-block@vger.kernel.org, linux-xfs@vger.kernel.org

Hi Jens, hi Ming,

this is the tested and split version of what I think is the better
fix for the get_user_pages page leak, as it leaves the intelligence
in the callers instead of in bio_try_to_merge_page.