diff options
Diffstat (limited to 'block/elevator.c')
| -rw-r--r-- | block/elevator.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/block/elevator.c b/block/elevator.c index 902dd13..1f5bfe6 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -86,6 +86,12 @@ int elv_rq_merge_ok(struct request *rq, struct bio *bio) if (rq->rq_disk != bio->bi_bdev->bd_disk || rq->special) return 0; + /* + * only merge integrity protected bio into ditto rq + */ + if (bio_integrity(bio) != blk_integrity_rq(rq)) + return 0; + if (!elv_iosched_allow_merge(rq, bio)) return 0; |