aggr_cpu_id__cpu
return aggr_cpu_id__cpu(cpu, /*data=*/NULL);
return aggr_cpu_id__cpu;
id = aggr_cpu_id__cpu(cpu, NULL);
struct aggr_cpu_id aggr_cpu_id__cpu(struct perf_cpu cpu, void *data);
os->id = aggr_cpu_id__cpu(cpu, /*data=*/NULL);