diff --git a/[refs] b/[refs]
index dd2f76a3a22c..f3282b0e0e73 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0080e667550db5ae8c9318181500c413b99ff164
+refs/heads/master: a4cffb6444c327677f901323ecf1a13d6bd2df3f
diff --git a/trunk/drivers/pci/msi-apic.c b/trunk/drivers/pci/msi-apic.c
index 0eb5fe9003a2..5ed798b319c7 100644
--- a/trunk/drivers/pci/msi-apic.c
+++ b/trunk/drivers/pci/msi-apic.c
@@ -4,6 +4,7 @@
 
 #include <linux/pci.h>
 #include <linux/irq.h>
+#include <asm/smp.h>
 
 #include "msi.h"