*/
int rte_vhost_driver_get_features(const char *path, uint64_t *features);
+/**
+ * Set the protocol feature bits before feature negotiation.
+ *
+ * @param path
+ * The vhost-user socket file path
+ * @param protocol_features
+ * Supported protocol features
+ * @return
+ * 0 on success, -1 on failure
+ */
+int __rte_experimental
+rte_vhost_driver_set_protocol_features(const char *path,
+ uint64_t protocol_features);
+
/**
* Get the protocol feature bits before feature negotiation.
*