1 files changed, 22 insertions, 0 deletions

diff --git a/include/linux/nmi.h b/include/linux/nmi.h
new file mode 100644
index 000000000000..c8f4d2f627d7
--- /dev/null
+++ b/include/linux/nmi.h
@@ -0,0 +1,22 @@
+/*
+ *  linux/include/linux/nmi.h
+ */
+#ifndef LINUX_NMI_H
+#define LINUX_NMI_H
+
+#include <asm/irq.h>
+
+/**
+ * touch_nmi_watchdog - restart NMI watchdog timeout.
+ * 
+ * If the architecture supports the NMI watchdog, touch_nmi_watchdog()
+ * may be used to reset the timeout - for code which intentionally
+ * disables interrupts for a long time. This call is stateless.
+ */
+#ifdef ARCH_HAS_NMI_WATCHDOG
+extern void touch_nmi_watchdog(void);
+#else
+# define touch_nmi_watchdog() do { } while(0)
+#endif
+
+#endif