diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 5ddf84dcbae7..d33d24c61d24 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -666,6 +666,8 @@ static bool symbol__is_idle(const char *name)
 		"poll_idle",
 		"ppc64_runlatch_off",
 		"pseries_dedicated_idle_sleep",
+		"psw_idle",
+		"psw_idle_exit",
 		NULL
 	};
 	int i;