diff --git a/[refs] b/[refs]
index 4ebaf6e6f9a3..e13abb0ae831 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c15a48d60697f06a847c5862b94a6e24d1b48a7b
+refs/heads/master: 6c9f2ef9b5b3a84952ba2f99472f82e3398ac3e9
diff --git a/trunk/include/linux/pmu.h b/trunk/include/linux/pmu.h
index cafe98d96948..84e6a55a1202 100644
--- a/trunk/include/linux/pmu.h
+++ b/trunk/include/linux/pmu.h
@@ -6,6 +6,8 @@
  * Copyright (C) 1998 Paul Mackerras.
  */
 
+#ifndef _LINUX_PMU_H
+#define _LINUX_PMU_H
 
 #define PMU_DRIVER_VERSION	2
 
@@ -207,3 +209,5 @@ extern int pmu_sys_suspended;
 #endif
 
 #endif	/* __KERNEL__ */
+
+#endif /* _LINUX_PMU_H */