summaryrefslogtreecommitdiffstats
path: root/drivers/md/multipath.c
diff options
context:
space:
mode:
authorChristoph Hellwig <hch@lst.de>2017-04-05 19:21:03 +0200
committerJens Axboe <axboe@fb.com>2017-04-08 11:25:38 -0600
commit3deff1a70d5901342f460f8cc36e5d0c5d51c319 (patch)
treea74cc58c2a3105a9505028c87f8991378979e33c /drivers/md/multipath.c
parent02d261034f1c90ac8b052406bd7b18d2564b0b3c (diff)
downloadlinux-3deff1a70d5901342f460f8cc36e5d0c5d51c319.tar.bz2
md: support REQ_OP_WRITE_ZEROES
Copy & paste from the REQ_OP_WRITE_SAME code. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/md/multipath.c')
-rw-r--r--drivers/md/multipath.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/multipath.c b/drivers/md/multipath.c
index 79a12b59250b..e95d521d93e9 100644
--- a/drivers/md/multipath.c
+++ b/drivers/md/multipath.c
@@ -139,6 +139,7 @@ static void multipath_make_request(struct mddev *mddev, struct bio * bio)
mp_bh->bio.bi_end_io = multipath_end_request;
mp_bh->bio.bi_private = mp_bh;
mddev_check_writesame(mddev, &mp_bh->bio);
+ mddev_check_write_zeroes(mddev, &mp_bh->bio);
generic_make_request(&mp_bh->bio);
return;
}