perf evsel: Delete the event selectors at exit
Freeing all the possibly allocated resources, reducing complexity
on each tool exit path.
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 2d948ad..3a142e9 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -982,3 +982,14 @@
++nr_counters;
return 0;
}
+
+void perf_evsel_list__delete(void)
+{
+ struct perf_evsel *pos, *n;
+
+ list_for_each_entry_safe(pos, n, &evsel_list, node) {
+ list_del_init(&pos->node);
+ perf_evsel__delete(pos);
+ }
+ nr_counters = 0;
+}