From 47172912c9933103bc2c68627b1dafd9058d035e Mon Sep 17 00:00:00 2001
From: Ian Rogers <irogers@google.com>
Date: Mon, 9 Feb 2026 22:03:57 -0800
Subject: [PATCH] perf evlist: Missing TPEBS close in evlist__close()

The libperf evsel close won't close TPEBS events properly.

Add a test to do this. The libperf close routine is used in
evlist__close() for affinity reasons.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Andres Freund <andres@anarazel.de>
Cc: Dapeng Mi <dapeng1.mi@linux.intel.com>
Cc: Dr. David Alan Gilbert <linux@treblig.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@linaro.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Falcon <thomas.falcon@intel.com>
Cc: Thomas Richter <tmricht@linux.ibm.com>
Cc: Yang Li <yang.lee@linux.alibaba.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/evlist.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 3b0d837e3046..3abc2215e790 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1356,6 +1356,8 @@ void evlist__close(struct evlist *evlist)
 		return;
 
 	evlist__for_each_cpu(evlist_cpu_itr, evlist, &affinity) {
+		if (evlist_cpu_itr.cpu_map_idx == 0 && evsel__is_retire_lat(evlist_cpu_itr.evsel))
+			evsel__tpebs_close(evlist_cpu_itr.evsel);
 		perf_evsel__close_cpu(&evlist_cpu_itr.evsel->core,
 				      evlist_cpu_itr.cpu_map_idx);
 	}