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block: use bvec_virt in bio_integrity_{process,free} 

Use the bvec_virt helper to clean up the bio integrity processing a
little bit.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@kernel.org>
Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
Link: https://lore.kernel.org/r/20210804095634.460779-3-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2021-08-04 11:56:21 +02:00 committed by Jens Axboe
parent 1113f0b69c
commit b93ef45350
1 changed files with 2 additions and 5 deletions
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7
block/bio-integrity.c
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@ -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);