summaryrefslogtreecommitdiff
path: root/drivers/md/dm-io.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/md/dm-io.c')
-rw-r--r--drivers/md/dm-io.c31
1 files changed, 17 insertions, 14 deletions
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c
index 01558b093307..b2b8a10e8427 100644
--- a/drivers/md/dm-io.c
+++ b/drivers/md/dm-io.c
@@ -201,26 +201,29 @@ static void list_dp_init(struct dpages *dp, struct page_list *pl, unsigned offse
/*
* Functions for getting the pages from a bvec.
*/
-static void bvec_get_page(struct dpages *dp,
+static void bio_get_page(struct dpages *dp,
struct page **p, unsigned long *len, unsigned *offset)
{
- struct bio_vec *bvec = (struct bio_vec *) dp->context_ptr;
- *p = bvec->bv_page;
- *len = bvec->bv_len;
- *offset = bvec->bv_offset;
+ struct bio *bio = dp->context_ptr;
+ struct bio_vec bvec = bio_iovec(bio);
+ *p = bvec.bv_page;
+ *len = bvec.bv_len;
+ *offset = bvec.bv_offset;
}
-static void bvec_next_page(struct dpages *dp)
+static void bio_next_page(struct dpages *dp)
{
- struct bio_vec *bvec = (struct bio_vec *) dp->context_ptr;
- dp->context_ptr = bvec + 1;
+ struct bio *bio = dp->context_ptr;
+ struct bio_vec bvec = bio_iovec(bio);
+
+ bio_advance(bio, bvec.bv_len);
}
-static void bvec_dp_init(struct dpages *dp, struct bio_vec *bvec)
+static void bio_dp_init(struct dpages *dp, struct bio *bio)
{
- dp->get_page = bvec_get_page;
- dp->next_page = bvec_next_page;
- dp->context_ptr = bvec;
+ dp->get_page = bio_get_page;
+ dp->next_page = bio_next_page;
+ dp->context_ptr = bio;
}
/*
@@ -457,8 +460,8 @@ static int dp_init(struct dm_io_request *io_req, struct dpages *dp,
list_dp_init(dp, io_req->mem.ptr.pl, io_req->mem.offset);
break;
- case DM_IO_BVEC:
- bvec_dp_init(dp, io_req->mem.ptr.bvec);
+ case DM_IO_BIO:
+ bio_dp_init(dp, io_req->mem.ptr.bio);
break;
case DM_IO_VMA: