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54 lines
1.3 KiB
54 lines
1.3 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __CGROUP_H__ |
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#define __CGROUP_H__ |
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#include <linux/compiler.h> |
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#include <linux/refcount.h> |
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#include <linux/rbtree.h> |
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#include "util/env.h" |
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struct option; |
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struct cgroup { |
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struct rb_node node; |
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u64 id; |
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char *name; |
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int fd; |
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refcount_t refcnt; |
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}; |
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extern int nr_cgroups; /* number of explicit cgroups defined */ |
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extern bool cgrp_event_expanded; |
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struct cgroup *cgroup__get(struct cgroup *cgroup); |
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void cgroup__put(struct cgroup *cgroup); |
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struct evlist; |
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struct rblist; |
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struct cgroup *evlist__findnew_cgroup(struct evlist *evlist, const char *name); |
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int evlist__expand_cgroup(struct evlist *evlist, const char *cgroups, |
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struct rblist *metric_events, bool open_cgroup); |
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void evlist__set_default_cgroup(struct evlist *evlist, struct cgroup *cgroup); |
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int parse_cgroups(const struct option *opt, const char *str, int unset); |
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struct cgroup *cgroup__findnew(struct perf_env *env, uint64_t id, |
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const char *path); |
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struct cgroup *cgroup__find(struct perf_env *env, uint64_t id); |
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void perf_env__purge_cgroups(struct perf_env *env); |
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#ifdef HAVE_FILE_HANDLE |
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int read_cgroup_id(struct cgroup *cgrp); |
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#else |
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static inline int read_cgroup_id(struct cgroup *cgrp __maybe_unused) |
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{ |
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return -1; |
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} |
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#endif /* HAVE_FILE_HANDLE */ |
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int cgroup_is_v2(const char *subsys); |
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#endif /* __CGROUP_H__ */
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