[PATCHv3 7/8] blk-integrity: use simpler alignment check
From: Keith Busch <hidden>
Date: 2025-08-19 17:10:56
Subsystem:
block layer, the rest · Maintainers:
Jens Axboe, Linus Torvalds
From: Keith Busch <kbusch@kernel.org> We're checking length and addresses against the same alignment value, so use the more simple iterator check. Signed-off-by: Keith Busch <kbusch@kernel.org> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> --- block/bio-integrity.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/block/bio-integrity.c b/block/bio-integrity.c
index 6b077ca937f6b..6d069a49b4aad 100644
--- a/block/bio-integrity.c
+++ b/block/bio-integrity.c@@ -262,7 +262,6 @@ static unsigned int bvec_from_pages(struct bio_vec *bvec, struct page **pages, int bio_integrity_map_user(struct bio *bio, struct iov_iter *iter) { struct request_queue *q = bdev_get_queue(bio->bi_bdev); - unsigned int align = blk_lim_dma_alignment_and_pad(&q->limits); struct page *stack_pages[UIO_FASTIOV], **pages = stack_pages; struct bio_vec stack_vec[UIO_FASTIOV], *bvec = stack_vec; size_t offset, bytes = iter->count;
@@ -285,7 +284,8 @@ int bio_integrity_map_user(struct bio *bio, struct iov_iter *iter) pages = NULL; } - copy = !iov_iter_is_aligned(iter, align, align); + copy = iov_iter_alignment(iter) & + blk_lim_dma_alignment_and_pad(&q->limits); ret = iov_iter_extract_pages(iter, &pages, bytes, nr_vecs, 0, &offset); if (unlikely(ret < 0)) goto free_bvec;
--
2.47.3