Messages in this thread Patch in this message | | | From | Namhyung Kim <> | Subject | [PATCH 10/37] perf report: Skip dummy tracking event | Date | Wed, 24 Dec 2014 16:15:06 +0900 |
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The dummy tracking event is only for tracking task/comom/mmap events and has no sample data for itself. So no need to report, just skip it.
Signed-off-by: Namhyung Kim <namhyung@kernel.org> --- tools/perf/builtin-report.c | 3 +++ tools/perf/ui/browsers/hists.c | 10 ++++++++-- tools/perf/ui/gtk/hists.c | 3 +++ 3 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 2f91094e228b..4cac79ad3085 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -318,6 +318,9 @@ static int perf_evlist__tty_browse_hists(struct perf_evlist *evlist, struct hists *hists = evsel__hists(pos); const char *evname = perf_evsel__name(pos); + if (perf_evsel__is_dummy_tracking(pos)) + continue; + if (symbol_conf.event_group && !perf_evsel__is_group_leader(pos)) continue; diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c index e6bb04b5b09b..be594e1d6a99 100644 --- a/tools/perf/ui/browsers/hists.c +++ b/tools/perf/ui/browsers/hists.c @@ -1998,11 +1998,15 @@ int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help, struct perf_session_env *env) { int nr_entries = evlist->nr_entries; + struct perf_evsel *first = perf_evlist__first(evlist); + + if (perf_evsel__is_dummy_tracking(first)) { + first = perf_evsel__next(first); + nr_entries--; + } single_entry: if (nr_entries == 1) { - struct perf_evsel *first = perf_evlist__first(evlist); - return perf_evsel__hists_browse(first, nr_entries, help, false, hbt, min_pcnt, env); @@ -2013,6 +2017,8 @@ int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help, nr_entries = 0; evlist__for_each(evlist, pos) { + if (perf_evsel__is_dummy_tracking(pos)) + continue; if (perf_evsel__is_group_leader(pos)) nr_entries++; } diff --git a/tools/perf/ui/gtk/hists.c b/tools/perf/ui/gtk/hists.c index 4b3585eed1e8..83a7ecd5cda8 100644 --- a/tools/perf/ui/gtk/hists.c +++ b/tools/perf/ui/gtk/hists.c @@ -317,6 +317,9 @@ int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist, char buf[512]; size_t size = sizeof(buf); + if (perf_evsel__is_dummy_tracking(pos)) + continue; + if (symbol_conf.event_group) { if (!perf_evsel__is_group_leader(pos)) continue; -- 2.1.3
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