diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 96aae13..681af80 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -2784,12 +2784,11 @@
 	return NULL;
 }
 
-#ifdef CONFIG_EVENT_TRACING
 __weak
 void perf_arch_fetch_caller_regs(struct pt_regs *regs, unsigned long ip, int skip)
 {
 }
-#endif
+
 
 /*
  * Output