const char *(*port_state_str)(enum ibv_port_state port_state);
struct ibv_cq *(*cq_ex_to_cq)(struct ibv_cq_ex *cq);
void *(*dr_create_flow_action_dest_flow_tbl)(void *tbl);
+ void *(*dr_create_flow_action_dest_vport)(void *ns, uint32_t vport);
+ void *(*dr_create_flow_action_drop)();
void *(*dr_create_flow_tbl)(void *ns, uint32_t level);
int (*dr_destroy_flow_tbl)(void *tbl);
void *(*dr_create_ns)(struct ibv_context *ctx,