Function nic_xstats_display

dpdk/app/test-pmd/config.c:389–450

}

void
nic_xstats_display(portid_t port_id)
{
	struct rte_eth_xstat *xstats;
	int cnt_xstats, idx_xstat;
	struct rte_eth_xstat_name *xstats_names;

	if (port_id_is_invalid(port_id, ENABLED_WARN)) {
		print_valid_ports();
		return;
	}
	printf("###### NIC extended statistics for port %-2d\n", port_id);
	if (!rte_eth_dev_is_valid_port(port_id)) {
		fprintf(stderr, "Error: Invalid port number %i\n", port_id);
		return;
	}

	/* Get count */
	cnt_xstats = rte_eth_xstats_get_names(port_id, NULL, 0);
	if (cnt_xstats  < 0) {
		fprintf(stderr, "Error: Cannot get count of xstats\n");
		return;
	}

	/* Get id-name lookup table */
	xstats_names = malloc(sizeof(struct rte_eth_xstat_name) * cnt_xstats);
	if (xstats_names == NULL) {
		fprintf(stderr, "Cannot allocate memory for xstats lookup\n");
		return;
	}
	if (cnt_xstats != rte_eth_xstats_get_names(
			port_id, xstats_names, cnt_xstats)) {
		fprintf(stderr, "Error: Cannot get xstats lookup\n");
		free(xstats_names);
		return;
	}

	/* Get stats themselves */
	xstats = malloc(sizeof(struct rte_eth_xstat) * cnt_xstats);
	if (xstats == NULL) {
		fprintf(stderr, "Cannot allocate memory for xstats\n");
		free(xstats_names);
		return;
	}
	if (cnt_xstats != rte_eth_xstats_get(port_id, xstats, cnt_xstats)) {
		fprintf(stderr, "Error: Unable to get xstats\n");
		free(xstats_names);
		free(xstats);
		return;
	}

	/* Display xstats */
	for (idx_xstat = 0; idx_xstat < cnt_xstats; idx_xstat++) {
		if (xstats_hide_zero && !xstats[idx_xstat].value)
			continue;
		printf("%s: %"PRIu64"\n",
			xstats_names[idx_xstat].name,
			xstats[idx_xstat].value);