Commit 5dbb3cbd authored by Anuj Gupta's avatar Anuj Gupta Committed by Jens Axboe
Browse files

block: define set of integrity flags to be inherited by cloned bip 



Introduce BIP_CLONE_FLAGS describing integrity flags that should be
inherited in the cloned bip from the parent.

Suggested-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarAnuj Gupta <anuj20.g@samsung.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: default avatarKeith Busch <kbusch@kernel.org>
Link: https://lore.kernel.org/r/20241128112240.8867-2-anuj20.g@samsung.com


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 7cd7b957

block/bio-integrity.c

+1 −1
Original line number Diff line number Diff line
@@ -559,7 +559,7 @@ int bio_integrity_clone(struct bio *bio, struct bio *bio_src, 


	bip->bip_vec = bip_src->bip_vec;

	bip->bip_iter = bip_src->bip_iter;

	bip->bip_flags = bip_src->bip_flags & ~BIP_BLOCK_INTEGRITY;

	bip->bip_flags = bip_src->bip_flags & BIP_CLONE_FLAGS;



	return 0;

}

include/linux/bio-integrity.h

+3 −0
Original line number Diff line number Diff line
@@ -30,6 +30,9 @@ struct bio_integrity_payload { 
	struct bio_vec		bip_inline_vecs[];/* embedded bvec array */

};



#define BIP_CLONE_FLAGS (BIP_MAPPED_INTEGRITY | BIP_CTRL_NOCHECK | \

			 BIP_DISK_NOCHECK | BIP_IP_CHECKSUM)



#ifdef CONFIG_BLK_DEV_INTEGRITY



#define bip_for_each_vec(bvl, bip, iter)				\