diff --git a/include/linux/nmi.h b/include/linux/nmi.h
index 08f9247e9827e0056eb4d82c5c83a73a19cebd11..9003e29cde4615eb9a9e7785c675d36e1f24b8df 100644
--- a/include/linux/nmi.h
+++ b/include/linux/nmi.h
@@ -119,6 +119,8 @@ static inline int hardlockup_detector_perf_init(void) { return 0; }
 void watchdog_nmi_stop(void);
 void watchdog_nmi_start(void);
 int watchdog_nmi_probe(void);
+int watchdog_nmi_enable(unsigned int cpu);
+void watchdog_nmi_disable(unsigned int cpu);
 
 /**
  * touch_nmi_watchdog - restart NMI watchdog timeout.