diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h
index 58021b0..0d2f7c8 100644
--- a/include/linux/hrtimer.h
+++ b/include/linux/hrtimer.h
@@ -305,7 +305,7 @@
 
 extern ktime_t ktime_get(void);
 extern ktime_t ktime_get_real(void);
-extern int hrtimer_hres_active(void);
+
 
 DECLARE_PER_CPU(struct tick_device, tick_cpu_device);