+/* Callback for request of changing MTU */
+static int
+kni_change_mtu(uint16_t port_id, unsigned int new_mtu)
+{
+ int ret;
+
+ rte_atomic32_inc(&kni_pause);
+ ret = kni_change_mtu_(port_id, new_mtu);
+ rte_atomic32_dec(&kni_pause);
+
+ return ret;
+}
+