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-rw-r--r--tools/perf/util/symbol.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index f3120c4f47ad..1077013d8ce2 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -654,13 +654,17 @@ static bool symbol__is_idle(const char *name)
NULL
};
int i;
+ static struct strlist *idle_symbols_list;
- for (i = 0; idle_symbols[i]; i++) {
- if (!strcmp(idle_symbols[i], name))
- return true;
- }
+ if (idle_symbols_list)
+ return strlist__has_entry(idle_symbols_list, name);
- return false;
+ idle_symbols_list = strlist__new(NULL, NULL);
+
+ for (i = 0; idle_symbols[i]; i++)
+ strlist__add(idle_symbols_list, idle_symbols[i]);
+
+ return strlist__has_entry(idle_symbols_list, name);
}
static int map__process_kallsym_symbol(void *arg, const char *name,