Signed-off-by: Ming Lei <tom.leiming@xxxxxxxxx>
---
drivers/md/dm-io.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c
index 06d426e..6b0e466 100644
--- a/drivers/md/dm-io.c
+++ b/drivers/md/dm-io.c
@@ -221,7 +221,12 @@ static void bio_dp_init(struct dpages *dp, struct bio *bio)
{
dp->get_page = bio_get_page;
dp->next_page = bio_next_page;
- dp->context_ptr = __bvec_iter_bvec(bio->bi_io_vec, bio->bi_iter);
+
+ /*
+ * need to fix both bio_get_page() and bio_next_page()
+ * before multipage bvecs
+ */
+ dp->context_ptr = bio_get_base_vec(bio);
dp->context_u = bio->bi_iter.bi_bvec_done;
}
--
1.9.1
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