[PATCH] linux/io.h needs types.h

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/linux/io.h

diff --git a/include/linux/io.h b/include/linux/io.h
index aa3f5af..2ad96c3 100644
--- a/include/linux/io.h
+++ b/include/linux/io.h
@@ -18,6 +18,7 @@
 #ifndef _LINUX_IO_H
 #define _LINUX_IO_H
 
+#include <linux/types.h>
 #include <asm/io.h>
 #include <asm/page.h>