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-rw-r--r--block/bio.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/block/bio.c b/block/bio.c
index b94a802f8ba3..459cc857f3d9 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -597,6 +597,7 @@ void __bio_clone_fast(struct bio *bio, struct bio *bio_src)
 	 * so we don't set nor calculate new physical/hw segment counts here
 	 */
 	bio->bi_disk = bio_src->bi_disk;
+	bio->bi_partno = bio_src->bi_partno;
 	bio_set_flag(bio, BIO_CLONED);
 	bio->bi_opf = bio_src->bi_opf;
 	bio->bi_write_hint = bio_src->bi_write_hint;