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bio-integrity: only verify integrity on the lowest stacked driver 

This gets us back to the behavior in 4.12 and earlier.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Fixes: 7c20f116 ("bio-integrity: stop abusing bi_end_io")
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2017-08-09 17:47:27 +02:00 committed by Jens Axboe
parent c775d2098d
commit f86e28c4dc
1 changed files with 2 additions and 3 deletions
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5
block/bio-integrity.c
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@ -388,11 +388,10 @@ static void bio_integrity_verify_fn(struct work_struct *work)
bool __bio_integrity_endio(struct bio *bio)
{
struct blk_integrity *bi = bdev_get_integrity(bio->bi_bdev);
struct bio_integrity_payload *bip = bio_integrity(bio);
if (bio_op(bio) == REQ_OP_READ && !bio->bi_status &&
bi->profile->verify_fn) {
struct bio_integrity_payload *bip = bio_integrity(bio);
(bip->bip_flags & BIP_BLOCK_INTEGRITY) && bi->profile->verify_fn) {
INIT_WORK(&bip->bip_work, bio_integrity_verify_fn);
queue_work(kintegrityd_wq, &bip->bip_work);
return false;