diff options
Diffstat (limited to 'tools/perf/util/evlist.c')
| -rw-r--r-- | tools/perf/util/evlist.c | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index c779b9f2e..b0ed14a6d 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -103,7 +103,14 @@ struct evlist *evlist__new_default(void) err = parse_event(evlist, can_profile_kernel ? "cycles:P" : "cycles:Pu"); if (err) { evlist__delete(evlist); - evlist = NULL; + return NULL; + } + + if (evlist->core.nr_entries > 1) { + struct evsel *evsel; + + evlist__for_each_entry(evlist, evsel) + evsel__set_sample_id(evsel, /*can_sample_identifier=*/false); } return evlist; @@ -1695,6 +1702,24 @@ void evlist__set_tracking_event(struct evlist *evlist, struct evsel *tracking_ev tracking_evsel->tracking = true; } +struct evsel *evlist__findnew_tracking_event(struct evlist *evlist, bool system_wide) +{ + struct evsel *evsel; + + evsel = evlist__get_tracking_event(evlist); + if (!evsel__is_dummy_event(evsel)) { + evsel = evlist__add_aux_dummy(evlist, system_wide); + if (!evsel) + return NULL; + + evlist__set_tracking_event(evlist, evsel); + } else if (system_wide) { + perf_evlist__go_system_wide(&evlist->core, &evsel->core); + } + + return evsel; +} + struct evsel *evlist__find_evsel_by_str(struct evlist *evlist, const char *str) { struct evsel *evsel; |