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authorArnaldo Carvalho de Melo <acme@redhat.com>2018-03-06 10:18:40 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2018-03-07 10:22:25 -0300
commitfc9ffb9cf085c78f49d4d1a602d723504c0d9c75 (patch)
treed123a1a52891cb9a9d44323e50e6168a508ef073 /tools/perf/util/cgroup.h
parenta53b646030ee6f65accdc49e772823b8134a37f6 (diff)
perf cgroup: Introduce cgroup__get()
The refcount operation counterpart to cgroup__put(), use it when reusing a cgroup. 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-14ynvrl7y2cz8gyuy5q5v41g@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/cgroup.h')
-rw-r--r--tools/perf/util/cgroup.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/util/cgroup.h b/tools/perf/util/cgroup.h
index 69169fbf8d13..34a6c11543dc 100644
--- a/tools/perf/util/cgroup.h
+++ b/tools/perf/util/cgroup.h
@@ -15,6 +15,7 @@ struct cgroup {
extern int nr_cgroups; /* number of explicit cgroups defined */
+struct cgroup *cgroup__get(struct cgroup *cgroup);
void cgroup__put(struct cgroup *cgroup);
int parse_cgroups(const struct option *opt, const char *str, int unset);