From 38d9d511ed923f8fe9fa901d64c3c31bc812032c Mon Sep 17 00:00:00 2001 From: Ian Rogers Date: Tue, 2 Dec 2025 09:50:00 -0800 Subject: [PATCH] perf jevents: Add descriptions to metricgroup abstraction Add a function to recursively generate metric group descriptions. Signed-off-by: Ian Rogers Tested-by: Thomas Falcon Signed-off-by: Namhyung Kim --- tools/perf/pmu-events/metric.py | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/tools/perf/pmu-events/metric.py b/tools/perf/pmu-events/metric.py index 8a718dd4b1fe5..1de4fb72c75ed 100644 --- a/tools/perf/pmu-events/metric.py +++ b/tools/perf/pmu-events/metric.py @@ -475,6 +475,8 @@ class Metric: return result + def ToMetricGroupDescriptions(self, root: bool = True) -> Dict[str, str]: + return {} class _MetricJsonEncoder(json.JSONEncoder): """Special handling for Metric objects.""" @@ -493,10 +495,12 @@ class MetricGroup: which can facilitate arrangements similar to trees. """ - def __init__(self, name: str, metric_list: List[Union[Metric, - 'MetricGroup']]): + def __init__(self, name: str, + metric_list: List[Union[Metric, 'MetricGroup']], + description: Optional[str] = None): self.name = name self.metric_list = metric_list + self.description = description for metric in metric_list: metric.AddToMetricGroup(self) @@ -516,6 +520,12 @@ class MetricGroup: def ToPerfJson(self) -> str: return json.dumps(sorted(self.Flatten()), indent=2, cls=_MetricJsonEncoder) + def ToMetricGroupDescriptions(self, root: bool = True) -> Dict[str, str]: + result = {self.name: self.description} if self.description else {} + for x in self.metric_list: + result.update(x.ToMetricGroupDescriptions(False)) + return result + def __str__(self) -> str: return self.ToPerfJson() -- 2.47.3