* that can be used to later remove the callback using
* rte_eth_remove_rx_callback().
*
+ * Multiple functions are called in the order that they are added.
+ *
* @param port_id
* The port identifier of the Ethernet device.
* @param queue_id
* that can be used to later remove the callback using
* rte_eth_remove_tx_callback().
*
+ * Multiple functions are called in the order that they are added.
+ *
* @param port_id
* The port identifier of the Ethernet device.
* @param queue_id