[PATCH 02/15] block: use bvec_virt in bio_integrity_{process,free}
From: Christoph Hellwig <hch@lst.de>
Date: 2021-08-04 10:00:34
Also in:
ceph-devel, dm-devel, linux-bcache, linux-block, linux-nvme, linux-raid, linux-s390, linux-scsi, virtualization
Subsystem:
block layer, the rest · Maintainers:
Jens Axboe, Linus Torvalds
Use the bvec_virt helper to clean up the bio integrity processing a little bit. Signed-off-by: Christoph Hellwig <hch@lst.de> --- block/bio-integrity.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/block/bio-integrity.c b/block/bio-integrity.c
index 8f54d49dc500..6b47cddbbca1 100644
--- a/block/bio-integrity.c
+++ b/block/bio-integrity.c@@ -104,8 +104,7 @@ void bio_integrity_free(struct bio *bio) struct bio_set *bs = bio->bi_pool; if (bip->bip_flags & BIP_BLOCK_INTEGRITY) - kfree(page_address(bip->bip_vec->bv_page) + - bip->bip_vec->bv_offset); + kfree(bvec_virt(bip->bip_vec)); __bio_integrity_free(bs, bip); bio->bi_integrity = NULL;
@@ -163,13 +162,11 @@ static blk_status_t bio_integrity_process(struct bio *bio, struct bio_vec bv; struct bio_integrity_payload *bip = bio_integrity(bio); blk_status_t ret = BLK_STS_OK; - void *prot_buf = page_address(bip->bip_vec->bv_page) + - bip->bip_vec->bv_offset; iter.disk_name = bio->bi_bdev->bd_disk->disk_name; iter.interval = 1 << bi->interval_exp; iter.seed = proc_iter->bi_sector; - iter.prot_buf = prot_buf; + iter.prot_buf = bvec_virt(bip->bip_vec); __bio_for_each_segment(bv, bio, bviter, *proc_iter) { void *kaddr = bvec_kmap_local(&bv);
--
2.30.2
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