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Wong" , linux-fsdevel@vger.kernel.org Cc: changfengnan@bytedance.com, kbusch@kernel.org, Matthew Wilcox , Jan Kara , Jonathan Corbet , David Sterba , Gao Xiang , Namjae Jeon , tytso@mit.edu, Jaegeuk Kim , Miklos Szeredi , Andreas Gruenbacher , Mikulas Patocka , Hyunchul Lee , Konstantin Komarov , Carlos Maiolino , Damien Le Moal , libaokun@linux.alibaba.com, linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org Subject: [PATCH v4 06/21] btrfs: convert iomap ops to ->iomap_next() Date: Mon, 27 Jul 2026 14:17:43 -0700 Message-ID: <20260727211758.1116539-7-joannelkoong@gmail.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260727211758.1116539-1-joannelkoong@gmail.com> References: <20260727211758.1116539-1-joannelkoong@gmail.com> Precedence: bulk X-Mailing-List: linux-xfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Convert btrfs iomap_ops to the new ->iomap_next() callback. The callback is generated with the DEFINE_IOMAP_ITER_NEXT_END() macro, which wraps the iomap_iter_next() helper to finish the previous mapping if needed and produce the next one. No functional changes are intended. Acked-by: David Sterba Signed-off-by: Joanne Koong --- fs/btrfs/direct-io.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/fs/btrfs/direct-io.c b/fs/btrfs/direct-io.c index 460326d34143..d5439b06cdc9 100644 --- a/fs/btrfs/direct-io.c +++ b/fs/btrfs/direct-io.c @@ -798,9 +798,11 @@ static void btrfs_dio_submit_io(const struct iomap_iter *iter, struct bio *bio, btrfs_submit_bbio(bbio, 0); } +static DEFINE_IOMAP_ITER_NEXT_END(btrfs_dio_iomap_next, btrfs_dio_iomap_begin, + btrfs_dio_iomap_end); + static const struct iomap_ops btrfs_dio_iomap_ops = { - .iomap_begin = btrfs_dio_iomap_begin, - .iomap_end = btrfs_dio_iomap_end, + .iomap_next = btrfs_dio_iomap_next, }; static const struct iomap_dio_ops btrfs_dio_ops = { -- 2.52.0