block: pass a block_device to bio_clone_fast

Pass a block_device to bio_clone_fast and __bio_clone_fast and give
the functions more suitable names.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Mike Snitzer <snitzer@redhat.com>
Link: https://lore.kernel.org/r/20220202160109.108149-14-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 5 insertions, 6 deletions

diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index f7e4435b7439..a5006cb6ee8a 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -1834,17 +1834,16 @@ static int kcryptd_io_read(struct dm_crypt_io *io, gfp_t gfp)
 	struct bio *clone;
 
 	/*
-	 * We need the original biovec array in order to decrypt
-	 * the whole bio data *afterwards* -- thanks to immutable
-	 * biovecs we don't need to worry about the block layer
-	 * modifying the biovec array; so leverage bio_clone_fast().
+	 * We need the original biovec array in order to decrypt the whole bio
+	 * data *afterwards* -- thanks to immutable biovecs we don't need to
+	 * worry about the block layer modifying the biovec array; so leverage
+	 * bio_alloc_clone().
 	 */
-	clone = bio_clone_fast(io->base_bio, gfp, &cc->bs);
+	clone = bio_alloc_clone(cc->dev->bdev, io->base_bio, gfp, &cc->bs);
 	if (!clone)
 		return 1;
 	clone->bi_private = io;
 	clone->bi_end_io = crypt_endio;
-	bio_set_dev(clone, cc->dev->bdev);
 
 	crypt_inc_pending(io);