Same as 2.6.32, why <linux/aio.h> is included in all other but not that one? I don't know. Fix #9
@@ -65,6 +65,7 @@
#include <linux/init.h>
#include <linux/fs.h>
#include <linux/mm.h>
+#include <linux/aio.h>
#include <linux/mman.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>