diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index a2678d3..c7bfac1 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -188,6 +188,7 @@
 extern void disable_percpu_irq(unsigned int irq);
 extern void enable_irq(unsigned int irq);
 extern void enable_percpu_irq(unsigned int irq, unsigned int type);
+extern void irq_wake_thread(unsigned int irq, void *dev_id);
 
 /* The following three functions are for the core kernel use only. */
 extern void suspend_device_irqs(void);