diff options
Diffstat (limited to 'drivers/md/multipath.c')
| -rw-r--r-- | drivers/md/multipath.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/md/multipath.c b/drivers/md/multipath.c index 2d2ca7fa0265..286342375fb7 100644 --- a/drivers/md/multipath.c +++ b/drivers/md/multipath.c @@ -169,6 +169,11 @@ static int multipath_make_request (request_queue_t *q, struct bio * bio) struct multipath_bh * mp_bh; struct multipath_info *multipath; + if (unlikely(bio_barrier(bio))) { + bio_endio(bio, bio->bi_size, -EOPNOTSUPP); + return 0; + } + mp_bh = mempool_alloc(conf->pool, GFP_NOIO); mp_bh->master_bio = bio; |
