#include <linux/fs.h>
#include <linux/reiserfs_fs.h>
#include <linux/stat.h>
-#include <linux/smp_lock.h>
#include <linux/buffer_head.h>
#include <asm/uaccess.h>
-extern struct reiserfs_key MIN_KEY;
+extern const struct reiserfs_key MIN_KEY;
static int reiserfs_readdir(struct file *, void *, filldir_t);
static int reiserfs_dir_fsync(struct file *filp, struct dentry *dentry,