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-rw-r--r--drivers/md/raid10.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 41d70bc9ba2f..84e597e1c489 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1946,6 +1946,8 @@ static void sync_request_write(struct mddev *mddev, struct r10bio *r10_bio)
first = i;
fbio = r10_bio->devs[i].bio;
+ fbio->bi_iter.bi_size = r10_bio->sectors << 9;
+ fbio->bi_iter.bi_idx = 0;
vcnt = (r10_bio->sectors + (PAGE_SIZE >> 9) - 1) >> (PAGE_SHIFT - 9);
/* now find blocks with errors */
@@ -1989,7 +1991,7 @@ static void sync_request_write(struct mddev *mddev, struct r10bio *r10_bio)
bio_reset(tbio);
tbio->bi_vcnt = vcnt;
- tbio->bi_iter.bi_size = r10_bio->sectors << 9;
+ tbio->bi_iter.bi_size = fbio->bi_iter.bi_size;
tbio->bi_rw = WRITE;
tbio->bi_private = r10_bio;
tbio->bi_iter.bi_sector = r10_bio->devs[i].addr;