diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/intel-tpebs.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/tools/perf/util/intel-tpebs.c b/tools/perf/util/intel-tpebs.c index dc4985728b29..a96abec0c65c 100644 --- a/tools/perf/util/intel-tpebs.c +++ b/tools/perf/util/intel-tpebs.c @@ -18,6 +18,7 @@ #include "evsel.h" #include "mutex.h" #include "session.h" +#include "stat.h" #include "tool.h" #include "cpumap.h" #include "metricgroup.h" @@ -42,12 +43,8 @@ struct tpebs_retire_lat { struct evsel *evsel; /** @event: Event passed to perf record. */ char *event; - /* Count of retire_latency values found in sample data */ - size_t count; - /* Sum of all the retire_latency values in sample data */ - int sum; - /* Average of retire_latency, val = sum / count */ - double val; + /** @stats: Recorded retirement latency stats. */ + struct stats stats; /* Has the event been sent to perf record? */ bool started; }; @@ -145,9 +142,7 @@ static int process_sample_event(const struct perf_tool *tool __maybe_unused, * latency value will be used. Save the number of samples and the sum of * retire latency value for each event. */ - t->count += 1; - t->sum += sample->retire_lat; - t->val = (double) t->sum / t->count; + update_stats(&t->stats, sample->retire_lat); mutex_unlock(tpebs_mtx_get()); return 0; } @@ -522,7 +517,7 @@ int evsel__tpebs_read(struct evsel *evsel, int cpu_map_idx, int thread) return ret; mutex_lock(tpebs_mtx_get()); } - val = rint(t->val); + val = rint(t->stats.mean); mutex_unlock(tpebs_mtx_get()); if (old_count) { |