#define VHOST_USER_F_PROTOCOL_FEATURES 30
#define VHOST_USER_MQ (1ULL << VHOST_USER_F_PROTOCOL_FEATURES)
-int vhost_user_sock(int vhostfd, uint64_t req, void *arg);
+int vhost_user_sock(int vhostfd, enum vhost_user_request req, void *arg);
int vhost_user_setup(const char *path);
int vhost_user_enable_queue_pair(int vhostfd, uint16_t pair_idx, int enable);