diff options
Diffstat (limited to 'tools/perf/builtin-stat.c')
| -rw-r--r-- | tools/perf/builtin-stat.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 8a2f9ce677e7..32aa2ea1c553 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -231,6 +231,18 @@ static int process_synthesized_event(struct perf_tool *tool __maybe_unused, return 0; } +#define SID(e, x, y) xyarray__entry(e->sample_id, x, y) + +static int +perf_evsel__write_stat_event(struct perf_evsel *counter, u32 cpu, u32 thread, + struct perf_counts_values *count) +{ + struct perf_sample_id *sid = SID(counter, cpu, thread); + + return perf_event__synthesize_stat(NULL, cpu, thread, sid->id, count, + process_synthesized_event, NULL); +} + /* * Read out the results of a single counter: * do not aggregate counts across CPUs in system-wide mode @@ -254,6 +266,13 @@ static int read_counter(struct perf_evsel *counter) count = perf_counts(counter->counts, cpu, thread); if (perf_evsel__read(counter, cpu, thread, count)) return -1; + + if (STAT_RECORD) { + if (perf_evsel__write_stat_event(counter, cpu, thread, count)) { + pr_err("failed to write stat event\n"); + return -1; + } + } } } |