x86: unify header part of pageattr_64.c

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/x86/mm/pageattr_64.c b/arch/x86/mm/pageattr_64.c
index 8493c46..107b03c 100644
--- a/arch/x86/mm/pageattr_64.c
+++ b/arch/x86/mm/pageattr_64.c
@@ -19,8 +19,9 @@
 
 #include <asm/processor.h>
 #include <asm/tlbflush.h>
+#include <asm/sections.h>
 #include <asm/uaccess.h>
-#include <asm/io.h>
+#include <asm/pgalloc.h>
 
 pte_t *lookup_address(unsigned long address, int *level)
 {