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| author | Namhyung Kim <namhyung@kernel.org> | 2022-10-03 23:46:46 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-10-06 14:03:53 +0300 |
| commit | 182bb594e0678b3ceac99f4ec3daa5d22ea3d0ce (patch) | |
| tree | 4ae7c492eaae49cb79ce36696357f1027d3e4dc6 /tools/perf/util/evlist.h | |
| parent | 60ea006f72512fd7c36f16cdbe91f4fc284f8115 (diff) | |
| download | linux-182bb594e0678b3ceac99f4ec3daa5d22ea3d0ce.tar.xz | |
perf tools: Add evlist__add_sched_switch()
Add a help to create a system-wide sched_switch event. One merit is
that it sets the system-wide bit before adding it to evlist so that
the libperf can handle the cpu and thread maps correctly.
Reviewed-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20221003204647.1481128-5-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/evlist.h')
| -rw-r--r-- | tools/perf/util/evlist.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h index 9d967fe3953a..16734c6756b3 100644 --- a/tools/perf/util/evlist.h +++ b/tools/perf/util/evlist.h @@ -127,6 +127,7 @@ static inline struct evsel *evlist__add_dummy_on_all_cpus(struct evlist *evlist) { return evlist__add_aux_dummy(evlist, true); } +struct evsel *evlist__add_sched_switch(struct evlist *evlist, bool system_wide); int evlist__add_sb_event(struct evlist *evlist, struct perf_event_attr *attr, evsel__sb_cb_t cb, void *data); |