mirror of https://gitee.com/openkylin/linux.git
42 lines
1.0 KiB
C
42 lines
1.0 KiB
C
/* 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/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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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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#endif /* __CGROUP_H__ */
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