+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change without prior notice
+ *
+ * Deinitialize metric module. This function must be called from
+ * a primary process after all the metrics usage is over, to
+ * release the shared memory.
+ *
+ * @return
+ * -EINVAL - invalid parameter.
+ * -EIO: Error, unable to access metrics shared memory
+ * (rte_metrics_init() not called)
+ * 0 - success
+ */
+__rte_experimental
+int rte_metrics_deinit(void);
+