diff --git a/block/bio.c b/block/bio.c
index 858f56f3edcb62074ac28b22b75bfe6dbd4eb9f7..2112ad01b52cd5d8cd0c20dcebd14b864106efcc 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -994,6 +994,8 @@ void bio_copy_data_iter(struct bio *dst, struct bvec_iter *dst_iter,
 		kunmap_atomic(dst_p);
 		kunmap_atomic(src_p);
 
+		flush_dcache_page(dst_bv.bv_page);
+
 		bio_advance_iter(src, src_iter, bytes);
 		bio_advance_iter(dst, dst_iter, bytes);
 	}