diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index e070e463ad8b..ba7bd65693a3 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -3518,9 +3518,13 @@ static void btrfs_end_empty_barrier(struct bio *bio)
  */
 static int write_dev_flush(struct btrfs_device *device, int wait)
 {
+	struct request_queue *q = bdev_get_queue(device->bdev);
 	struct bio *bio;
 	int ret = 0;
 
+	if (!test_bit(QUEUE_FLAG_WC, &q->queue_flags))
+		return 0;
+
 	if (wait) {
 		bio = device->flush_bio;
 		if (!bio)