diff options
Diffstat (limited to 'tools/perf/ui/stdio/hist.c')
| -rw-r--r-- | tools/perf/ui/stdio/hist.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/tools/perf/ui/stdio/hist.c b/tools/perf/ui/stdio/hist.c index 2ab2af4d4849..f36270485168 100644 --- a/tools/perf/ui/stdio/hist.c +++ b/tools/perf/ui/stdio/hist.c @@ -897,10 +897,12 @@ out: return ret; } -size_t events_stats__fprintf(struct events_stats *stats, FILE *fp) +size_t events_stats__fprintf(struct events_stats *stats, FILE *fp, + bool skip_empty) { int i; size_t ret = 0; + u32 total = stats->nr_events[0]; for (i = 0; i < PERF_RECORD_HEADER_MAX; ++i) { const char *name; @@ -908,8 +910,17 @@ size_t events_stats__fprintf(struct events_stats *stats, FILE *fp) name = perf_event__name(i); if (!strcmp(name, "UNKNOWN")) continue; + if (skip_empty && !stats->nr_events[i]) + continue; - ret += fprintf(fp, "%16s events: %10d\n", name, stats->nr_events[i]); + if (i && total) { + ret += fprintf(fp, "%16s events: %10d (%4.1f%%)\n", + name, stats->nr_events[i], + 100.0 * stats->nr_events[i] / total); + } else { + ret += fprintf(fp, "%16s events: %10d\n", + name, stats->nr_events[i]); + } } return ret; |