diff --git a/[refs] b/[refs]
index 6b7aee13d696..8f57f2caafd0 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 21e5445928af0d80f7cf803a77f2b65e9e147890
+refs/heads/master: aa84442d674ef83e1cbf2bce52a20ecff4ce515e
diff --git a/trunk/include/linux/key.h b/trunk/include/linux/key.h
index 21d32a142c00..e544f466d69a 100644
--- a/trunk/include/linux/key.h
+++ b/trunk/include/linux/key.h
@@ -20,6 +20,7 @@
 #include <linux/rbtree.h>
 #include <linux/rcupdate.h>
 #include <linux/sysctl.h>
+#include <linux/rwsem.h>
 #include <asm/atomic.h>
 
 #ifdef __KERNEL__