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-rw-r--r--tools/perf/util/hist.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 5dc4f8429eda..1614ad710046 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -1028,3 +1028,24 @@ int hist_entry__annotate(struct hist_entry *self, struct list_head *head)
pclose(file);
return 0;
}
+
+void hists__inc_nr_events(struct hists *self, u32 type)
+{
+ ++self->hists.stats.nr_events[0];
+ ++self->hists.stats.nr_events[type];
+}
+
+size_t hists__fprintf_nr_events(struct hists *self, FILE *fp)
+{
+ int i;
+ size_t ret = 0;
+
+ for (i = 0; i < PERF_RECORD_HEADER_MAX; ++i) {
+ if (!event__name[i])
+ continue;
+ ret += fprintf(fp, "%10s events: %10d\n",
+ event__name[i], self->stats.nr_events[i]);
+ }
+
+ return ret;
+}