perf_thread_map__new_array
LIBPERF_API struct perf_thread_map *perf_thread_map__new_array(int nr_threads, pid_t *array);
threads = perf_thread_map__new_array(2, NULL);
threads = perf_thread_map__new_array(nr, array);
return perf_thread_map__new_array(1, NULL);