HACK: Force virtio to use DMA API

Signed-off-by: Will Deacon <will@kernel.org>
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index c294d04..428b2f6 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -266,7 +266,7 @@ static bool vring_use_dma_api(struct virtio_device *vdev)
 	if (xen_domain())
 		return true;
 
-	return false;
+	return true;
 }
 
 size_t virtio_max_dma_size(struct virtio_device *vdev)