vl_api_interface_index_t sw_if_index;
};
-enum virtio_flags {
+enumflag virtio_flags {
VIRTIO_API_FLAG_GSO = 1, /* enable gso on the interface */
VIRTIO_API_FLAG_CSUM_OFFLOAD = 2, /* enable checksum offload without gso on the interface */
VIRTIO_API_FLAG_GRO_COALESCE = 4, /* enable packet coalescing on tx side, provided gso enabled */