diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index ef4356b29a979ff08459c9c500dd5d9a93fdded6..c45a6ad5f3b75d55dfe0d44a78b5dd255bb7ffde 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -19,6 +19,7 @@
 #include <linux/cpumask.h>
 #include <linux/module.h>
 #include <linux/sysrq.h>
+#include <linux/interrupt.h>
 
 #include <asm/ptrace.h>
 #include <asm/string.h>