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Date: Mon, 21 Jan 2019 01:43:21 -0800 From: Sagi Grimberg <sagi@...mberg.me> To: Ming Lei <ming.lei@...hat.com>, Jens Axboe <axboe@...nel.dk> Cc: linux-block@...r.kernel.org, linux-kernel@...r.kernel.org, linux-mm@...ck.org, Theodore Ts'o <tytso@....edu>, Omar Sandoval <osandov@...com>, Dave Chinner <dchinner@...hat.com>, Kent Overstreet <kent.overstreet@...il.com>, Mike Snitzer <snitzer@...hat.com>, dm-devel@...hat.com, Alexander Viro <viro@...iv.linux.org.uk>, linux-fsdevel@...r.kernel.org, linux-raid@...r.kernel.org, David Sterba <dsterba@...e.com>, linux-btrfs@...r.kernel.org, "Darrick J . Wong" <darrick.wong@...cle.com>, linux-xfs@...r.kernel.org, Gao Xiang <gaoxiang25@...wei.com>, Christoph Hellwig <hch@....de>, linux-ext4@...r.kernel.org, Coly Li <colyli@...e.de>, linux-bcache@...r.kernel.org, Boaz Harrosh <ooo@...ctrozaur.com>, Bob Peterson <rpeterso@...hat.com>, cluster-devel@...hat.com Subject: Re: [PATCH V14 00/18] block: support multi-page bvec > V14: > - drop patch(patch 4 in V13) for renaming bvec helpers, as suggested by Jens > - use mp_bvec_* as multi-page bvec helper name > - fix one build issue, which is caused by missing one converion of > bio_for_each_segment_all in fs/gfs2 > - fix one 32bit ARCH specific issue caused by segment boundary mask > overflow Hey Ming, So is nvme-tcp also affected here? The only point where I see nvme-tcp can be affected is when initializing a bvec iter using bio_segments() as everywhere else we use iters which should transparently work.. I see that loop was converted, does it mean that nvme-tcp needs to call something like? -- bio_for_each_mp_bvec(bv, bio, iter) nr_bvecs++; --
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