Function perf_test

dpdk/app/test/test_pie.c:800–844

* Performance test function to measure enqueue performance. * */

 *
 */
static enum test_result perf_test(struct test_config *tcfg)
{
	enum test_result result = PASS;
	struct rdtsc_prof prof = {0, 0, 0, 0, 0.0, NULL};
	uint32_t total = 0;

	printf("%s", tcfg->msg);

	rdtsc_prof_init(&prof, "enqueue");

	if (test_rte_pie_init(tcfg) != PASS) {
		result = FAIL;
		goto out;
	}

	/**
	 * initialize the rte_pie run time data structure
	 */
	rte_pie_rt_data_init(tcfg->tqueue->pdata_in);
	rte_pie_set_active(NULL, tcfg->tqueue->pdata_in, 1);
	*tcfg->tvar->enqueued = 0;
	*tcfg->tvar->dropped = 0;

	enqueue_dequeue_perf(tcfg->tconfig->pconfig,
			     tcfg->tqueue->pdata_in,
				 NULL,
			     tcfg->tqueue->qlen,
			     tcfg->tvar->num_ops,
			     tcfg->tvar->enqueued,
			     tcfg->tvar->dropped,
				 tcfg->tvar->dequeued,
			     &prof);

	total = *tcfg->tvar->enqueued + *tcfg->tvar->dropped;

	printf("\ntotal: %u, enqueued: %u (%.2lf%%), dropped: %u (%.2lf%%)\n",
			total, *tcfg->tvar->enqueued,
			((double)(*tcfg->tvar->enqueued) / (double)total) * 100.0,
			*tcfg->tvar->dropped,
			((double)(*tcfg->tvar->dropped) / (double)total) * 100.0);

	rdtsc_prof_print(&prof);
out:
	return result;
}