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-rw-r--r--tools/perf/util/cgroup.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/util/cgroup.h b/tools/perf/util/cgroup.h
index 12256b78608c2..beb6fe1012ede 100644
--- a/tools/perf/util/cgroup.h
+++ b/tools/perf/util/cgroup.h
@@ -37,6 +37,7 @@ int parse_cgroups(const struct option *opt, const char *str, int unset);
struct cgroup *cgroup__findnew(struct perf_env *env, uint64_t id,
const char *path);
struct cgroup *cgroup__find(struct perf_env *env, uint64_t id);
+struct cgroup *__cgroup__find(struct rb_root *root, uint64_t id);
void perf_env__purge_cgroups(struct perf_env *env);
@@ -49,6 +50,9 @@ static inline int read_cgroup_id(struct cgroup *cgrp __maybe_unused)
}
#endif /* HAVE_FILE_HANDLE */
+/* read all cgroups in the system and save them in the rbtree */
+void read_all_cgroups(struct rb_root *root);
+
int cgroup_is_v2(const char *subsys);
#endif /* __CGROUP_H__ */