diff --git a/[refs] b/[refs]
index 3b7982a02033..aee30de535e2 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c6906a2cb7cc318a56f6c335a2c4a3b004dd9e04
+refs/heads/master: b13d3720ecd29d5044334fdbbae3432f26802bae
diff --git a/trunk/drivers/base/topology.c b/trunk/drivers/base/topology.c
index a8bc1cbcfa7c..a778fb52b11f 100644
--- a/trunk/drivers/base/topology.c
+++ b/trunk/drivers/base/topology.c
@@ -28,6 +28,7 @@
 #include <linux/mm.h>
 #include <linux/cpu.h>
 #include <linux/module.h>
+#include <linux/hardirq.h>
 #include <linux/topology.h>
 
 #define define_one_ro(_name) 		\