69239ec81d
Similar to machine__findnew_thread(), etc, i.e. try to find, get a refcount if found and return it, otherwise return a new cgroup object. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Stephane Eranian <eranian@google.com> Cc: Wang Nan <wangnan0@huawei.com> Link: https://lkml.kernel.org/n/tip-im1omevlihhyneiic4nl3g24@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
28 lines
549 B
C
28 lines
549 B
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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struct option;
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struct cgroup {
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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 perf_evlist;
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struct cgroup *evlist__findnew_cgroup(struct perf_evlist *evlist, char *name);
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int parse_cgroups(const struct option *opt, const char *str, int unset);
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#endif /* __CGROUP_H__ */
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