[PATCH 07/60] dm: crypt: use bio_add_page()
From: Ming Lei <tom.leiming@gmail.com>
Date: 2016-10-29 08:12:29
Also in:
dm-devel, linux-block, linux-fsdevel, lkml
Subsystem:
device-mapper (lvm), the rest · Maintainers:
Alasdair Kergon, Mike Snitzer, Mikulas Patocka, Benjamin Marzinski, Linus Torvalds
We have the standard interface to add page to bio, so don't do that in hacking way. Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Ming Lei <tom.leiming@gmail.com> --- drivers/md/dm-crypt.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index a2768835d394..4999c7497f95 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c@@ -994,7 +994,6 @@ static struct bio *crypt_alloc_buffer(struct dm_crypt_io *io, unsigned size) gfp_t gfp_mask = GFP_NOWAIT | __GFP_HIGHMEM; unsigned i, len, remaining_size; struct page *page; - struct bio_vec *bvec; retry: if (unlikely(gfp_mask & __GFP_DIRECT_RECLAIM))
@@ -1019,12 +1018,7 @@ static struct bio *crypt_alloc_buffer(struct dm_crypt_io *io, unsigned size) len = (remaining_size > PAGE_SIZE) ? PAGE_SIZE : remaining_size; - bvec = &clone->bi_io_vec[clone->bi_vcnt++]; - bvec->bv_page = page; - bvec->bv_len = len; - bvec->bv_offset = 0; - - clone->bi_iter.bi_size += len; + bio_add_page(clone, page, len, 0); remaining_size -= len; }
--
2.7.4