Commit 2b7a8112 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Jens Axboe
Browse files

dcssblk: use bvec_virt 



Use bvec_virt instead of open coding it.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20210804095634.460779-15-hch@lst.de


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent bf5fb875

drivers/s390/block/dcssblk.c

+1 −2
Original line number Diff line number Diff line
@@ -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.