return sess;
 }
 
-int
+int __rte_experimental
 rte_security_session_update(struct rte_security_ctx *instance,
                            struct rte_security_session *sess,
                            struct rte_security_session_conf *conf)
        return instance->ops->session_get_size(instance->device);
 }
 
-int
+int __rte_experimental
 rte_security_session_stats_get(struct rte_security_ctx *instance,
                               struct rte_security_session *sess,
                               struct rte_security_stats *stats)
                                               sess, m, params);
 }
 
-void *
+void * __rte_experimental
 rte_security_get_userdata(struct rte_security_ctx *instance, uint64_t md)
 {
        void *userdata = NULL;
 
  *  - On success returns 0
  *  - On failure return errno
  */
-int
+int __rte_experimental
 rte_security_session_update(struct rte_security_ctx *instance,
                            struct rte_security_session *sess,
                            struct rte_security_session_conf *conf);
  *  - On success, userdata
  *  - On failure, NULL
  */
-void *
+void * __rte_experimental
 rte_security_get_userdata(struct rte_security_ctx *instance, uint64_t md);
 
 /**
  *  - On success return 0
  *  - On failure errno
  */
-int
+int __rte_experimental
 rte_security_session_stats_get(struct rte_security_ctx *instance,
                               struct rte_security_session *sess,
                               struct rte_security_stats *stats);
 
 
        local: *;
 };
+
+EXPERIMENTAL {
+       global:
+
+       rte_security_get_userdata;
+       rte_security_session_stats_get;
+       rte_security_session_update;
+};