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-rw-r--r--tools/perf/builtin-report.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 91ed41cc7d88..8361890176c2 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -752,6 +752,22 @@ static int count_sample_event(struct perf_tool *tool __maybe_unused,
return 0;
}
+static int count_lost_samples_event(struct perf_tool *tool,
+ union perf_event *event,
+ struct perf_sample *sample,
+ struct machine *machine __maybe_unused)
+{
+ struct report *rep = container_of(tool, struct report, tool);
+ struct evsel *evsel;
+
+ evsel = evlist__id2evsel(rep->session->evlist, sample->id);
+ if (evsel) {
+ hists__inc_nr_lost_samples(evsel__hists(evsel),
+ event->lost_samples.lost);
+ }
+ return 0;
+}
+
static int process_attr(struct perf_tool *tool __maybe_unused,
union perf_event *event,
struct evlist **pevlist);
@@ -761,6 +777,7 @@ static void stats_setup(struct report *rep)
memset(&rep->tool, 0, sizeof(rep->tool));
rep->tool.attr = process_attr;
rep->tool.sample = count_sample_event;
+ rep->tool.lost_samples = count_lost_samples_event;
rep->tool.no_warn = true;
}