CGROUP_NS_INDEX 7342 kernel/events/core.c perf_fill_ns_link_info(&ns_link_info[CGROUP_NS_INDEX], CGROUP_NS_INDEX 688 tools/perf/util/hist.c .dev = ns ? ns->link_info[CGROUP_NS_INDEX].dev : 0, CGROUP_NS_INDEX 689 tools/perf/util/hist.c .ino = ns ? ns->link_info[CGROUP_NS_INDEX].ino : 0, CGROUP_NS_INDEX 30 tools/perf/util/namespaces.c [CGROUP_NS_INDEX] = "cgroup",