[PATCH 11/17] md: raid1: use bio helper in process_checks()
STALE3518d
From: Ming Lei <tom.leiming@gmail.com>
Date: 2017-02-16 11:47:02
Also in:
linux-raid, lkml
Subsystem:
software raid (multiple disks) support, the rest · Maintainers:
Song Liu, Yu Kuai, Linus Torvalds
Revision v1 of 4 in this series.
Revisions (4)
- v1 current
- v1 [diff vs current]
- v2 [diff vs current]
- v3 [diff vs current]
Avoid to direct access to bvec table. Signed-off-by: Ming Lei <tom.leiming@gmail.com> --- drivers/md/raid1.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 02ee8542295d..4400fbe7ce8c 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c@@ -2017,6 +2017,7 @@ static void process_checks(struct r1bio *r1_bio) int j; int size; int error; + struct bio_vec *bi; struct bio *b = r1_bio->bios[i]; if (b->bi_end_io != end_sync_read) continue;
@@ -2033,9 +2034,7 @@ static void process_checks(struct r1bio *r1_bio) b->bi_private = r1_bio; size = b->bi_iter.bi_size; - for (j = 0; j < vcnt ; j++) { - struct bio_vec *bi; - bi = &b->bi_io_vec[j]; + bio_for_each_segment_all(bi, b, j) { bi->bv_offset = 0; if (size > PAGE_SIZE) bi->bv_len = PAGE_SIZE;
--
2.7.4