[PATCH 14/15] dcssblk: use bvec_virt
From: Christoph Hellwig <hch@lst.de>
Date: 2021-08-04 10:10:03
Also in:
ceph-devel, dm-devel, linux-bcache, linux-block, linux-nvme, linux-s390, linux-scsi, linux-um, virtualization
Subsystem:
s390 architecture, the rest · Maintainers:
Heiko Carstens, Vasily Gorbik, Alexander Gordeev, Linus Torvalds
Use bvec_virt instead of open coding it. Signed-off-by: Christoph Hellwig <hch@lst.de> --- drivers/s390/block/dcssblk.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
index 29180bdf0977..5be3d1c39a78 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.
--
2.30.2