diff options
| -rwxr-xr-x | tools/perf/pmu-events/jevents.py | 4 | ||||
| -rw-r--r-- | tools/perf/pmu-events/metric.py | 28 | ||||
| -rwxr-xr-x | tools/perf/pmu-events/metric_test.py | 6 |
3 files changed, 22 insertions, 16 deletions
diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py index b18dd2fcbf04..487ff01baf1b 100755 --- a/tools/perf/pmu-events/jevents.py +++ b/tools/perf/pmu-events/jevents.py @@ -391,11 +391,11 @@ def read_json_events(path: str, topic: str) -> Sequence[JsonEvent]: except BaseException as err: print(f"Exception processing {path}") raise - metrics: list[Tuple[str, metric.Expression]] = [] + metrics: list[Tuple[str, str, metric.Expression]] = [] for event in events: event.topic = topic if event.metric_name and '-' not in event.metric_name: - metrics.append((event.metric_name, event.metric_expr)) + metrics.append((event.pmu, event.metric_name, event.metric_expr)) updates = metric.RewriteMetricsInTermsOfOthers(metrics) if updates: for event in events: diff --git a/tools/perf/pmu-events/metric.py b/tools/perf/pmu-events/metric.py index 8ec0ba884673..af58b74d1644 100644 --- a/tools/perf/pmu-events/metric.py +++ b/tools/perf/pmu-events/metric.py @@ -552,28 +552,34 @@ def ParsePerfJson(orig: str) -> Expression: return _Constify(eval(compile(parsed, orig, 'eval'))) -def RewriteMetricsInTermsOfOthers(metrics: List[Tuple[str, Expression]] - )-> Dict[str, Expression]: +def RewriteMetricsInTermsOfOthers(metrics: List[Tuple[str, str, Expression]] + )-> Dict[Tuple[str, str], Expression]: """Shorten metrics by rewriting in terms of others. Args: - metrics (list): pairs of metric names and their expressions. + metrics (list): pmus, metric names and their expressions. Returns: - Dict: mapping from a metric name to a shortened expression. + Dict: mapping from a pmu, metric name pair to a shortened expression. """ - updates: Dict[str, Expression] = dict() - for outer_name, outer_expression in metrics: + updates: Dict[Tuple[str, str], Expression] = dict() + for outer_pmu, outer_name, outer_expression in metrics: + if outer_pmu is None: + outer_pmu = 'cpu' updated = outer_expression while True: - for inner_name, inner_expression in metrics: + for inner_pmu, inner_name, inner_expression in metrics: + if inner_pmu is None: + inner_pmu = 'cpu' + if inner_pmu.lower() != outer_pmu.lower(): + continue if inner_name.lower() == outer_name.lower(): continue - if inner_name in updates: - inner_expression = updates[inner_name] + if (inner_pmu, inner_name) in updates: + inner_expression = updates[(inner_pmu, inner_name)] updated = updated.Substitute(inner_name, inner_expression) if updated.Equals(outer_expression): break - if outer_name in updates and updated.Equals(updates[outer_name]): + if (outer_pmu, outer_name) in updates and updated.Equals(updates[(outer_pmu, outer_name)]): break - updates[outer_name] = updated + updates[(outer_pmu, outer_name)] = updated return updates diff --git a/tools/perf/pmu-events/metric_test.py b/tools/perf/pmu-events/metric_test.py index 40a3c7d8b2bc..ee22ff43ddd7 100755 --- a/tools/perf/pmu-events/metric_test.py +++ b/tools/perf/pmu-events/metric_test.py @@ -158,9 +158,9 @@ class TestMetricExpressions(unittest.TestCase): def test_RewriteMetricsInTermsOfOthers(self): Expression.__eq__ = lambda e1, e2: e1.Equals(e2) - before = [('m1', ParsePerfJson('a + b + c + d')), - ('m2', ParsePerfJson('a + b + c'))] - after = {'m1': ParsePerfJson('m2 + d')} + before = [('cpu', 'm1', ParsePerfJson('a + b + c + d')), + ('cpu', 'm2', ParsePerfJson('a + b + c'))] + after = {('cpu', 'm1'): ParsePerfJson('m2 + d')} self.assertEqual(RewriteMetricsInTermsOfOthers(before), after) Expression.__eq__ = None |