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| author | Nicholas Bellinger <nab@linux-iscsi.org> | 2014-02-07 21:45:39 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2014-02-07 21:45:39 +0100 |
| commit | 14ec77f352cb00ab8425ec2af03bd7e529eefe24 (patch) | |
| tree | 7b5258c756c8aa58b7b48245d3854e406025488a | |
| parent | blk-mq: initialize sg_reserved_size (diff) | |
| download | linux-14ec77f352cb00ab8425ec2af03bd7e529eefe24.tar.xz linux-14ec77f352cb00ab8425ec2af03bd7e529eefe24.zip | |
blk-mq: Add bio_integrity setup to blk_mq_make_request
This patch adds the missing bio_integrity_enabled() +
bio_integrity_prep() setup into blk_mq_make_request()
in order to use DIF protection with scsi-mq.
Cc: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Signed-off-by: Jens Axboe <axboe@fb.com>
| -rw-r--r-- | block/blk-mq.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index f1e63c2ece71..cee96234bf58 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -922,6 +922,11 @@ static void blk_mq_make_request(struct request_queue *q, struct bio *bio) blk_queue_bounce(q, &bio); + if (bio_integrity_enabled(bio) && bio_integrity_prep(bio)) { + bio_endio(bio, -EIO); + return; + } + if (use_plug && blk_attempt_plug_merge(q, bio, &request_count)) return; |