[PATCH 05/15] block: fix not to apply bip information in blk_rq_bio_prep()

Jinyoung CHOI
2023-05-03T10:10:56Z

When a request is initialized through the bio, bio's integrity
information is not reflected in the request.

Cc: Christoph Hellwig <hch@lst.de>
Cc: Martin K. Petersen <martin.petersen@oracle.com>

Signed-off-by: Jinyoung Choi <j-young.choi@samsung.com>
---
include/linux/blk-mq.h | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 1dacb2c81fdd..cdb95e090919 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -961,6 +961,11 @@ static inline void blk_rq_bio_prep(struct request *rq, struct bio *bio,
rq->__data_len = bio->bi_iter.bi_size;
rq->bio = rq->biotail = bio;
rq->ioprio = bio_prio(bio);
+
+ if (bio_integrity(bio)) {
+ rq->nr_integrity_segments = bio_integrity(bio)->bip_vcnt;
+ rq->cmd_flags |= REQ_INTEGRITY;
+ }
}

void blk_mq_hctx_set_fq_lock_class(struct blk_mq_hw_ctx *hctx,
--
2.34.1