PERF_NO_CPU
return event_open_with_options(e, PERF_CURRENT_PID, PERF_NO_CPU, group_fd);
return event_open_with_options(e, pid, PERF_NO_CPU, PERF_NO_GROUP);
return event_open_with_options(e, PERF_CURRENT_PID, PERF_NO_CPU, PERF_NO_GROUP);