Index: linux-2.6.10/fs/ext3/namei.c
===================================================================
--- linux-2.6.10.orig/fs/ext3/namei.c	2005-05-31 22:20:10.000000000 +0800
+++ linux-2.6.10/fs/ext3/namei.c	2005-05-31 22:20:10.000000000 +0800
@@ -1178,6 +1178,36 @@
 	return iopen_connect_dentry(dentry, inode, 1);
 }
 
+static int ext3_lookup_raw(struct inode *dir, const char *name,
+                           int len, ino_t *data)
+{
+       struct ext3_dir_entry_2 *de;
+       struct buffer_head *bh;
+       struct dentry parent;
+       struct dentry dentry;
+       void *lock = NULL;
+
+       if (len > EXT3_NAME_LEN)
+               return -ENAMETOOLONG;
+
+       parent.d_inode = dir;
+       dentry.d_parent = &parent;
+       dentry.d_name.name = name;
+       dentry.d_name.len = len;
+
+       bh = ext3_find_entry(&dentry, &de, 0, &lock);
+       if (bh) {
+               unsigned long ino = le32_to_cpu(de->inode);
+               ext3_unlock_htree(dir, lock);
+               brelse (bh);
+               if (data)
+                       *data = ino;
+               return 0; /* found name */
+       }
+
+       return -ENOENT;
+}
+
 
 struct dentry *ext3_get_parent(struct dentry *child)
 {
@@ -2854,6 +2884,7 @@
 struct inode_operations ext3_dir_inode_operations = {
 	.create		= ext3_create,
 	.lookup		= ext3_lookup,
+	.lookup_raw     = ext3_lookup_raw,
 	.link		= ext3_link,
 	.unlink		= ext3_unlink,
 	.symlink	= ext3_symlink,