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authorKent Overstreet <koverstreet@google.com>2013-05-30 08:44:39 +0200
committerJens Axboe <axboe@kernel.dk>2013-05-30 08:44:39 +0200
commit4997b72ee62930cb841d185398ea547d979789f4 (patch)
treeaa747b98e0dddf54f41676f1e246cec744654109 /drivers/md/raid5.c
parentb02383ea202a70ba67ceb11354f38e6ab07265b9 (diff)
downloadblackbird-op-linux-4997b72ee62930cb841d185398ea547d979789f4.tar.gz
blackbird-op-linux-4997b72ee62930cb841d185398ea547d979789f4.zip
raid5: Initialize bi_vcnt
The patch that converted raid5 to use bio_reset() forgot to initialize bi_vcnt. Signed-off-by: Kent Overstreet <koverstreet@google.com> Cc: NeilBrown <neilb@suse.de> Cc: linux-raid@vger.kernel.org Tested-by: Ilia Mirkin <imirkin@alum.mit.edu> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/raid5.c')
-rw-r--r--drivers/md/raid5.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 9359828ffe26..753f318c8984 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -664,6 +664,7 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s)
if (test_bit(R5_ReadNoMerge, &sh->dev[i].flags))
bi->bi_rw |= REQ_FLUSH;
+ bi->bi_vcnt = 1;
bi->bi_io_vec[0].bv_len = STRIPE_SIZE;
bi->bi_io_vec[0].bv_offset = 0;
bi->bi_size = STRIPE_SIZE;
@@ -701,6 +702,7 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s)
else
rbi->bi_sector = (sh->sector
+ rrdev->data_offset);
+ rbi->bi_vcnt = 1;
rbi->bi_io_vec[0].bv_len = STRIPE_SIZE;
rbi->bi_io_vec[0].bv_offset = 0;
rbi->bi_size = STRIPE_SIZE;
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