On Fri, Mar 16, 2018 at 04:21:09PM +0100, Jens Freimann wrote: [...] > diff --git a/drivers/net/virtio/virtio_user_ethdev.c > b/drivers/net/virtio/virtio_user_ethdev.c > index 2636490..ee291b3 100644 > --- a/drivers/net/virtio/virtio_user_ethdev.c > +++ b/drivers/net/virtio/virtio_user_ethdev.c > @@ -278,6 +278,8 @@ > VIRTIO_USER_ARG_QUEUE_SIZE, > #define VIRTIO_USER_ARG_INTERFACE_NAME "iface" > VIRTIO_USER_ARG_INTERFACE_NAME, > +#define VIRTIO_USER_ARG_VERSION_1_1 "version_1_1" > + VIRTIO_USER_ARG_VERSION_1_1,
Maybe we can enable packed-ring by default for virtio-user. If we really need a flag to enable it, the devarg name should be packed_ring instead of version_1_1. Thanks