linux-kernel - [PATCH v8 11/52] perf jevents: Drop duplicate pending metrics

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Message-ID: <20251113032040.1994090-12-irogers@google.com>
Date: Wed, 12 Nov 2025 19:19:59 -0800
From: Ian Rogers <irogers@...gle.com>
To: Adrian Hunter <adrian.hunter@...el.com>, 
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>, 
	Arnaldo Carvalho de Melo <acme@...nel.org>, Benjamin Gray <bgray@...ux.ibm.com>, 
	Caleb Biggers <caleb.biggers@...el.com>, Edward Baker <edward.baker@...el.com>, 
	Ian Rogers <irogers@...gle.com>, Ingo Molnar <mingo@...hat.com>, 
	James Clark <james.clark@...aro.org>, Jing Zhang <renyu.zj@...ux.alibaba.com>, 
	Jiri Olsa <jolsa@...nel.org>, John Garry <john.g.garry@...cle.com>, Leo Yan <leo.yan@....com>, 
	Namhyung Kim <namhyung@...nel.org>, Perry Taylor <perry.taylor@...el.com>, 
	Peter Zijlstra <peterz@...radead.org>, Samantha Alt <samantha.alt@...el.com>, 
	Sandipan Das <sandipan.das@....com>, Thomas Falcon <thomas.falcon@...el.com>, 
	Weilin Wang <weilin.wang@...el.com>, Xu Yang <xu.yang_2@....com>, linux-kernel@...r.kernel.org, 
	linux-perf-users@...r.kernel.org
Subject: [PATCH v8 11/52] perf jevents: Drop duplicate pending metrics

Drop adding a pending metric if there is an existing one. Ensure the
PMUs differ for hybrid systems.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/pmu-events/jevents.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py
index 03f5ad262eb5..3a1bcdcdc685 100755
--- a/tools/perf/pmu-events/jevents.py
+++ b/tools/perf/pmu-events/jevents.py
@@ -501,7 +501,8 @@ def add_events_table_entries(item: os.DirEntry, topic: str) -> None:
   for e in read_json_events(item.path, topic):
     if e.name:
       _pending_events.append(e)
-    if e.metric_name:
+    if e.metric_name and not any(e.metric_name == x.metric_name and
+                                 e.pmu == x.pmu for x in _pending_metrics):
       _pending_metrics.append(e)
 
 
-- 
2.51.2.1041.gc1ab5b90ca-goog