From: Christoph Hellwig <hch@lst.de>
Date: Wed, 4 Aug 2021 09:56:33 +0000 (+0200)
Subject: dcssblk: use bvec_virt
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=2b7a8112212afa90f36391e3ab7df531614bfb6a;p=linux.git

dcssblk: use bvec_virt

Use bvec_virt instead of open coding it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20210804095634.460779-15-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
index 29180bdf0977c..5be3d1c39a78e 100644
--- a/drivers/s390/block/dcssblk.c
+++ b/drivers/s390/block/dcssblk.c
@@ -892,8 +892,7 @@ dcssblk_submit_bio(struct bio *bio)
 
 	index = (bio->bi_iter.bi_sector >> 3);
 	bio_for_each_segment(bvec, bio, iter) {
-		page_addr = (unsigned long)
-			page_address(bvec.bv_page) + bvec.bv_offset;
+		page_addr = (unsigned long)bvec_virt(&bvec);
 		source_addr = dev_info->start + (index<<12) + bytes_done;
 		if (unlikely((page_addr & 4095) != 0) || (bvec.bv_len & 4095) != 0)
 			// More paranoia.