diff --git a/[refs] b/[refs]
index 39cae13d01b9..2e56615658f7 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bbd391a15d82e14efe9d69ba64cadb855b061dba
+refs/heads/master: 56f0e74c9cf98941af700b61466648a2d06277bb
diff --git a/trunk/arch/x86/mm/pgtable_32.c b/trunk/arch/x86/mm/pgtable_32.c
index 26eadaa60e6c..792854003ed3 100644
--- a/trunk/arch/x86/mm/pgtable_32.c
+++ b/trunk/arch/x86/mm/pgtable_32.c
@@ -18,6 +18,7 @@
 #include <asm/e820.h>
 #include <asm/tlb.h>
 #include <asm/tlbflush.h>
+#include <asm/io.h>
 
 unsigned int __VMALLOC_RESERVE = 128 << 20;