diff --git a/[refs] b/[refs]
index c8fd7265320e..804148f19ed1 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 76582d0a68ab6c46987dd678165c26ad81c44cdb
+refs/heads/master: ba1eabfade3272596000bf3c62b68ca375e48b08
diff --git a/trunk/include/linux/iommu.h b/trunk/include/linux/iommu.h
index 0a85199191b9..7e83370e6fd2 100644
--- a/trunk/include/linux/iommu.h
+++ b/trunk/include/linux/iommu.h
@@ -31,6 +31,7 @@ struct iommu_group;
 struct bus_type;
 struct device;
 struct iommu_domain;
+struct notifier_block;
 
 /* iommu fault flags */
 #define IOMMU_FAULT_READ	0x0