cpu_map__online
struct perf_cpu_map *intersect, *online = cpu_map__online();
struct perf_cpu_map *cpus = cpu_map__online();
struct perf_cpu_map *cpu_map__online(void); /* thread unsafe */
online = cpu_map__online();
struct perf_cpu_map *online = cpu_map__online();
struct perf_cpu_map *cpu_map = cpu_map__online();
? cpu_map__online()
term_cpus = cpu_map__online();
pmu_cpus = cpu_map__online();
pmu_cpus = is_pmu_core ? cpu_map__online() : NULL;
pmu->cpus = cpu_map__online();
return is_core ? cpu_map__online() : NULL;
struct perf_cpu_map *online = cpu_map__online();