[PATCH 4/9] xfs: use bio_chain_and_submit for simplification

[zhangshida]

From: Shida Zhang <zhangshida at kylinos.cn>

Signed-off-by: Shida Zhang <zhangshida at kylinos.cn>
---
 fs/xfs/xfs_bio_io.c | 3 +--
 fs/xfs/xfs_buf.c    | 3 +--
 fs/xfs/xfs_log.c    | 3 +--
 3 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/fs/xfs/xfs_bio_io.c b/fs/xfs/xfs_bio_io.c
index 2a736d10eaf..4a6577b0789 100644
--- a/fs/xfs/xfs_bio_io.c
+++ b/fs/xfs/xfs_bio_io.c
@@ -38,8 +38,7 @@ xfs_rw_bdev(
 					bio_max_vecs(count - done),
 					prev->bi_opf, GFP_KERNEL);
 			bio->bi_iter.bi_sector = bio_end_sector(prev);
-			bio_chain(prev, bio);
-			submit_bio(prev);
+			bio_chain_and_submit(prev, bio);
 		}
 		done += added;
 	} while (done < count);
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index 773d959965d..c26bd28edb4 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -1357,8 +1357,7 @@ xfs_buf_submit_bio(
 		split = bio_split(bio, bp->b_maps[map].bm_len, GFP_NOFS,
 				&fs_bio_set);
 		split->bi_iter.bi_sector = bp->b_maps[map].bm_bn;
-		bio_chain(split, bio);
-		submit_bio(split);
+		bio_chain_and_submit(split, bio);
 	}
 	bio->bi_iter.bi_sector = bp->b_maps[map].bm_bn;
 	submit_bio(bio);
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 603e85c1ab4..f4c9ad1d148 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -1687,8 +1687,7 @@ xlog_write_iclog(
 
 		split = bio_split(&iclog->ic_bio, log->l_logBBsize - bno,
 				  GFP_NOIO, &fs_bio_set);
-		bio_chain(split, &iclog->ic_bio);
-		submit_bio(split);
+		bio_chain_and_submit(split, &iclog->ic_bio);
 
 		/* restart at logical offset zero for the remainder */
 		iclog->ic_bio.bi_iter.bi_sector = log->l_logBBstart;
-- 
2.34.1