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authorNamhyung Kim <namhyung@kernel.org>2021-04-27 04:37:14 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2021-04-29 16:30:58 +0300
commit55f754443890043956ee81431faa3c529309ba24 (patch)
tree1eff5603081c982d133c3876a10a3228d5aa65db /tools/perf/builtin-report.c
parent0f0abbace3cddc92aaed2db3783c9c501354b3be (diff)
downloadlinux-55f754443890043956ee81431faa3c529309ba24.tar.xz
perf report: Show event sample counts in --stat output
To make the output identical with perf report -D, it needs to show per-event sample counts along with the aggregated stat at the end. Reviewed-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Acked-by: Jiri Olsa <jolsa@redhat.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Ian Rogers <irogers@google.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Peter Zijlstra <peterz@infradead.org> Link: https://lore.kernel.org/r/20210427013717.1651674-4-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-report.c')
-rw-r--r--tools/perf/builtin-report.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index b0b9b60f74e5..be56f3efa413 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -708,9 +708,22 @@ static void report__output_resort(struct report *rep)
ui_progress__finish();
}
+static int count_sample_event(struct perf_tool *tool __maybe_unused,
+ union perf_event *event __maybe_unused,
+ struct perf_sample *sample __maybe_unused,
+ struct evsel *evsel,
+ struct machine *machine __maybe_unused)
+{
+ struct hists *hists = evsel__hists(evsel);
+
+ hists__inc_nr_events(hists);
+ return 0;
+}
+
static void stats_setup(struct report *rep)
{
memset(&rep->tool, 0, sizeof(rep->tool));
+ rep->tool.sample = count_sample_event;
rep->tool.no_warn = true;
}
@@ -719,6 +732,7 @@ static int stats_print(struct report *rep)
struct perf_session *session = rep->session;
perf_session__fprintf_nr_events(session, stdout);
+ perf_evlist__fprintf_nr_events(session->evlist, stdout);
return 0;
}