1 files changed, 13 insertions, 0 deletions
diff --git a/block/bio.c b/block/bio.c
index 4312a8085396..1536579ed490 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -344,6 +344,19 @@ void bio_chain(struct bio *bio, struct bio *parent)
 }
 EXPORT_SYMBOL(bio_chain);
 
+struct bio *blk_next_bio(struct bio *bio, unsigned int nr_pages, gfp_t gfp)
+{
+	struct bio *new = bio_alloc(gfp, nr_pages);
+
+	if (bio) {
+		bio_chain(bio, new);
+		submit_bio(bio);
+	}
+
+	return new;
+}
+EXPORT_SYMBOL_GPL(blk_next_bio);
+
 static void bio_alloc_rescue(struct work_struct *work)
 {
 	struct bio_set *bs = container_of(work, struct bio_set, rescue_work);