uint64_t device_features; /* supported features by device */
uint64_t frontend_features; /* enabled frontend features */
uint64_t unsupported_features; /* unsupported features mask */
+ uint64_t protocol_features; /* negotiated protocol features
+ * (Vhost-user only)
+ */
uint8_t status;
+ uint16_t net_status;
uint16_t port_id;
uint8_t mac_addr[RTE_ETHER_ADDR_LEN];
char path[PATH_MAX];