extern volatile int test_done; /* stop packet forwarding when set to 1. */
extern uint8_t lsc_interrupt; /**< disabled by "--no-lsc-interrupt" parameter */
extern uint8_t rmv_interrupt; /**< disabled by "--no-rmv-interrupt" parameter */
+extern uint32_t event_print_mask;
+/**< set by "--print-event xxxx" and "--mask-event xxxx parameters */
#ifdef RTE_NIC_BYPASS
extern uint32_t bypass_timeout; /**< Store the NIC bypass watchdog timeout */