diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 6628fca..3666558 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -3486,12 +3486,13 @@
 
 	bio->bi_end_io = btrfs_end_empty_barrier;
 	bio->bi_bdev = device->bdev;
+	bio->bi_rw = WRITE_FLUSH;
 	init_completion(&device->flush_wait);
 	bio->bi_private = &device->flush_wait;
 	device->flush_bio = bio;
 
 	bio_get(bio);
-	btrfsic_submit_bio(WRITE_FLUSH, bio);
+	btrfsic_submit_bio(bio);
 
 	return 0;
 }