metricgroup__for_each_metric
metricgroup__for_each_metric(pmu_metrics_table__find(), script_find_metrics, &args);
ret = metricgroup__for_each_metric(table, metricgroup__add_metric_callback, &data);
return metricgroup__for_each_metric(table,
int metricgroup__for_each_metric(const struct pmu_metrics_table *table, pmu_metric_iter_fn fn,
metricgroup__for_each_metric(table, metricgroup__add_to_mep_groups_callback, &groups);