diff options
Diffstat (limited to 'drivers/md/dm-stripe.c')
| -rw-r--r-- | drivers/md/dm-stripe.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c index cb4b1e9e16ab..75152482f3ad 100644 --- a/drivers/md/dm-stripe.c +++ b/drivers/md/dm-stripe.c @@ -170,6 +170,7 @@ static int stripe_ctr(struct dm_target *ti, unsigned int argc, char **argv) ti->num_flush_bios = stripes; ti->num_discard_bios = stripes; ti->num_write_same_bios = stripes; + ti->num_write_zeroes_bios = stripes; sc->chunk_size = chunk_size; if (chunk_size & (chunk_size - 1)) @@ -294,6 +295,7 @@ static int stripe_map(struct dm_target *ti, struct bio *bio) return DM_MAPIO_REMAPPED; } if (unlikely(bio_op(bio) == REQ_OP_DISCARD) || + unlikely(bio_op(bio) == REQ_OP_WRITE_ZEROES) || unlikely(bio_op(bio) == REQ_OP_WRITE_SAME)) { target_bio_nr = dm_bio_get_target_bio_nr(bio); BUG_ON(target_bio_nr >= sc->stripes); @@ -439,6 +441,7 @@ static void stripe_io_hints(struct dm_target *ti, static struct target_type stripe_target = { .name = "striped", .version = {1, 6, 0}, + .features = DM_TARGET_PASSES_INTEGRITY, .module = THIS_MODULE, .ctr = stripe_ctr, .dtr = stripe_dtr, |