#include <linux/init.h>
#include <linux/module.h>
#include <linux/mm.h>
+#include <linux/fs.h>
#include <linux/miscdevice.h>
#include <asm/uaccess.h>
#include "mem_user.h"
-#include "user_util.h"
/* These are set in mmapper_init, which is called at boot time */
static unsigned long mmapper_size;