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-rw-r--r--include/linux/nmi.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/nmi.h b/include/linux/nmi.h
index 1d2a6ab6b8b..9b2022ab4d8 100644
--- a/include/linux/nmi.h
+++ b/include/linux/nmi.h
@@ -24,6 +24,19 @@ static inline void touch_nmi_watchdog(void)
}
#endif
+#if defined(CONFIG_HARDLOCKUP_DETECTOR)
+extern void watchdog_enable_hardlockup_detector(bool val);
+extern bool watchdog_hardlockup_detector_is_enabled(void);
+#else
+static inline void watchdog_enable_hardlockup_detector(bool val)
+{
+}
+static inline bool watchdog_hardlockup_detector_is_enabled(void)
+{
+ return true;
+}
+#endif
+
/*
* Create trigger_all_cpu_backtrace() out of the arch-provided
* base function. Return whether such support was available,