X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=fs%2Fext3%2Fnamei.c;h=de13e919cd8106fac1012c162699cc5604da90f4;hb=cdcf43335cbb2380e533441e007e0c4ec42634d5;hp=c1fa1908dba05137158d0e9f40b991a983a4c9d8;hpb=df3d80f5a5c74168be42788364d13cf6c83c7b9c;p=linux-2.6-omap-h63xx.git

diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c
index c1fa1908dba..de13e919cd8 100644
--- a/fs/ext3/namei.c
+++ b/fs/ext3/namei.c
@@ -57,10 +57,15 @@ static struct buffer_head *ext3_append(handle_t *handle,
 
 	*block = inode->i_size >> inode->i_sb->s_blocksize_bits;
 
-	if ((bh = ext3_bread(handle, inode, *block, 1, err))) {
+	bh = ext3_bread(handle, inode, *block, 1, err);
+	if (bh) {
 		inode->i_size += inode->i_sb->s_blocksize;
 		EXT3_I(inode)->i_disksize = inode->i_size;
-		ext3_journal_get_write_access(handle,bh);
+		*err = ext3_journal_get_write_access(handle, bh);
+		if (*err) {
+			brelse(bh);
+			bh = NULL;
+		}
 	}
 	return bh;
 }
@@ -144,7 +149,6 @@ struct dx_map_entry
 	u16 size;
 };
 
-#ifdef CONFIG_EXT3_INDEX
 static inline unsigned dx_get_block (struct dx_entry *entry);
 static void dx_set_block (struct dx_entry *entry, unsigned value);
 static inline unsigned dx_get_hash (struct dx_entry *entry);
@@ -177,6 +181,16 @@ static struct buffer_head * ext3_dx_find_entry(struct dentry *dentry,
 static int ext3_dx_add_entry(handle_t *handle, struct dentry *dentry,
 			     struct inode *inode);
 
+/*
+ * p is at least 6 bytes before the end of page
+ */
+static inline struct ext3_dir_entry_2 *
+ext3_next_entry(struct ext3_dir_entry_2 *p)
+{
+	return (struct ext3_dir_entry_2 *)((char *)p +
+		ext3_rec_len_from_disk(p->rec_len));
+}
+
 /*
  * Future: use high four bits of block for coalesce-on-delete flags
  * Mask them off for now.
@@ -226,13 +240,13 @@ static inline unsigned dx_root_limit (struct inode *dir, unsigned infosize)
 {
 	unsigned entry_space = dir->i_sb->s_blocksize - EXT3_DIR_REC_LEN(1) -
 		EXT3_DIR_REC_LEN(2) - infosize;
-	return 0? 20: entry_space / sizeof(struct dx_entry);
+	return entry_space / sizeof(struct dx_entry);
 }
 
 static inline unsigned dx_node_limit (struct inode *dir)
 {
 	unsigned entry_space = dir->i_sb->s_blocksize - EXT3_DIR_REC_LEN(0);
-	return 0? 22: entry_space / sizeof(struct dx_entry);
+	return entry_space / sizeof(struct dx_entry);
 }
 
 /*
@@ -281,7 +295,7 @@ static struct stats dx_show_leaf(struct dx_hash_info *hinfo, struct ext3_dir_ent
 			space += EXT3_DIR_REC_LEN(de->name_len);
 			names++;
 		}
-		de = (struct ext3_dir_entry_2 *) ((char *) de + le16_to_cpu(de->rec_len));
+		de = ext3_next_entry(de);
 	}
 	printk("(%i)\n", names);
 	return (struct stats) { names, space, 1 };
@@ -347,7 +361,7 @@ dx_probe(struct dentry *dentry, struct inode *dir,
 	if (root->info.hash_version != DX_HASH_TEA &&
 	    root->info.hash_version != DX_HASH_HALF_MD4 &&
 	    root->info.hash_version != DX_HASH_LEGACY) {
-		ext3_warning(dir->i_sb, __FUNCTION__,
+		ext3_warning(dir->i_sb, __func__,
 			     "Unrecognised inode hash code %d",
 			     root->info.hash_version);
 		brelse(bh);
@@ -361,7 +375,7 @@ dx_probe(struct dentry *dentry, struct inode *dir,
 	hash = hinfo->hash;
 
 	if (root->info.unused_flags & 1) {
-		ext3_warning(dir->i_sb, __FUNCTION__,
+		ext3_warning(dir->i_sb, __func__,
 			     "Unimplemented inode hash flags: %#06x",
 			     root->info.unused_flags);
 		brelse(bh);
@@ -370,7 +384,7 @@ dx_probe(struct dentry *dentry, struct inode *dir,
 	}
 
 	if ((indirect = root->info.indirect_levels) > 1) {
-		ext3_warning(dir->i_sb, __FUNCTION__,
+		ext3_warning(dir->i_sb, __func__,
 			     "Unimplemented inode hash depth: %#06x",
 			     root->info.indirect_levels);
 		brelse(bh);
@@ -383,7 +397,7 @@ dx_probe(struct dentry *dentry, struct inode *dir,
 
 	if (dx_get_limit(entries) != dx_root_limit(dir,
 						   root->info.info_length)) {
-		ext3_warning(dir->i_sb, __FUNCTION__,
+		ext3_warning(dir->i_sb, __func__,
 			     "dx entry: limit != root limit");
 		brelse(bh);
 		*err = ERR_BAD_DX_DIR;
@@ -395,7 +409,7 @@ dx_probe(struct dentry *dentry, struct inode *dir,
 	{
 		count = dx_get_count(entries);
 		if (!count || count > dx_get_limit(entries)) {
-			ext3_warning(dir->i_sb, __FUNCTION__,
+			ext3_warning(dir->i_sb, __func__,
 				     "dx entry: no count or count > limit");
 			brelse(bh);
 			*err = ERR_BAD_DX_DIR;
@@ -440,7 +454,7 @@ dx_probe(struct dentry *dentry, struct inode *dir,
 			goto fail2;
 		at = entries = ((struct dx_node *) bh->b_data)->entries;
 		if (dx_get_limit(entries) != dx_node_limit (dir)) {
-			ext3_warning(dir->i_sb, __FUNCTION__,
+			ext3_warning(dir->i_sb, __func__,
 				     "dx entry: limit != node limit");
 			brelse(bh);
 			*err = ERR_BAD_DX_DIR;
@@ -456,7 +470,7 @@ fail2:
 	}
 fail:
 	if (*err == ERR_BAD_DX_DIR)
-		ext3_warning(dir->i_sb, __FUNCTION__,
+		ext3_warning(dir->i_sb, __func__,
 			     "Corrupt dir inode %ld, running e2fsck is "
 			     "recommended.", dir->i_ino);
 	return NULL;
@@ -547,14 +561,6 @@ static int ext3_htree_next_block(struct inode *dir, __u32 hash,
 }
 
 
-/*
- * p is at least 6 bytes before the end of page
- */
-static inline struct ext3_dir_entry_2 *ext3_next_entry(struct ext3_dir_entry_2 *p)
-{
-	return (struct ext3_dir_entry_2 *)((char*)p + le16_to_cpu(p->rec_len));
-}
-
 /*
  * This function fills a red-black tree with information from a
  * directory block.  It returns the number directory entries loaded
@@ -721,7 +727,7 @@ static int dx_make_map (struct ext3_dir_entry_2 *de, int size,
 			cond_resched();
 		}
 		/* XXX: do we need to check rec_len == 0 case? -Chris */
-		de = (struct ext3_dir_entry_2 *) ((char *) de + le16_to_cpu(de->rec_len));
+		de = ext3_next_entry(de);
 	}
 	return count;
 }
@@ -768,8 +774,6 @@ static void dx_insert_block(struct dx_frame *frame, u32 hash, u32 block)
 	dx_set_block(new, block);
 	dx_set_count(entries, count + 1);
 }
-#endif
-
 
 static void ext3_update_dx_flag(struct inode *inode)
 {
@@ -825,7 +829,7 @@ static inline int search_dirblock(struct buffer_head * bh,
 			return 1;
 		}
 		/* prevent looping on a bad block */
-		de_len = le16_to_cpu(de->rec_len);
+		de_len = ext3_rec_len_from_disk(de->rec_len);
 		if (de_len <= 0)
 			return -1;
 		offset += de_len;
@@ -861,17 +865,12 @@ static struct buffer_head * ext3_find_entry (struct dentry *dentry,
 	int nblocks, i, err;
 	struct inode *dir = dentry->d_parent->d_inode;
 	int namelen;
-	const u8 *name;
-	unsigned blocksize;
 
 	*res_dir = NULL;
 	sb = dir->i_sb;
-	blocksize = sb->s_blocksize;
 	namelen = dentry->d_name.len;
-	name = dentry->d_name.name;
 	if (namelen > EXT3_NAME_LEN)
 		return NULL;
-#ifdef CONFIG_EXT3_INDEX
 	if (is_dx(dir)) {
 		bh = ext3_dx_find_entry(dentry, res_dir, &err);
 		/*
@@ -883,7 +882,6 @@ static struct buffer_head * ext3_find_entry (struct dentry *dentry,
 			return bh;
 		dxtrace(printk("ext3_find_entry: dx failed, falling back\n"));
 	}
-#endif
 	nblocks = dir->i_size >> EXT3_BLOCK_SIZE_BITS(sb);
 	start = EXT3_I(dir)->i_dir_start_lookup;
 	if (start >= nblocks)
@@ -920,7 +918,7 @@ restart:
 		wait_on_buffer(bh);
 		if (!buffer_uptodate(bh)) {
 			/* read error, skip block & hope for the best */
-			ext3_error(sb, __FUNCTION__, "reading directory #%lu "
+			ext3_error(sb, __func__, "reading directory #%lu "
 				   "offset %lu", dir->i_ino, block);
 			brelse(bh);
 			goto next;
@@ -959,7 +957,6 @@ cleanup_and_exit:
 	return ret;
 }
 
-#ifdef CONFIG_EXT3_INDEX
 static struct buffer_head * ext3_dx_find_entry(struct dentry *dentry,
 		       struct ext3_dir_entry_2 **res_dir, int *err)
 {
@@ -994,26 +991,28 @@ static struct buffer_head * ext3_dx_find_entry(struct dentry *dentry,
 		de = (struct ext3_dir_entry_2 *) bh->b_data;
 		top = (struct ext3_dir_entry_2 *) ((char *) de + sb->s_blocksize -
 				       EXT3_DIR_REC_LEN(0));
-		for (; de < top; de = ext3_next_entry(de))
-		if (ext3_match (namelen, name, de)) {
-			if (!ext3_check_dir_entry("ext3_find_entry",
-						  dir, de, bh,
-				  (block<<EXT3_BLOCK_SIZE_BITS(sb))
-					  +((char *)de - bh->b_data))) {
-				brelse (bh);
+		for (; de < top; de = ext3_next_entry(de)) {
+			int off = (block << EXT3_BLOCK_SIZE_BITS(sb))
+				  + ((char *) de - bh->b_data);
+
+			if (!ext3_check_dir_entry(__func__, dir, de, bh, off)) {
+				brelse(bh);
 				*err = ERR_BAD_DX_DIR;
 				goto errout;
 			}
-			*res_dir = de;
-			dx_release (frames);
-			return bh;
+
+			if (ext3_match(namelen, name, de)) {
+				*res_dir = de;
+				dx_release(frames);
+				return bh;
+			}
 		}
 		brelse (bh);
 		/* Check to see if we should continue to search */
 		retval = ext3_htree_next_block(dir, hash, frame,
 					       frames, NULL);
 		if (retval < 0) {
-			ext3_warning(sb, __FUNCTION__,
+			ext3_warning(sb, __func__,
 			     "error reading index page in directory #%lu",
 			     dir->i_ino);
 			*err = retval;
@@ -1027,7 +1026,6 @@ errout:
 	dx_release (frames);
 	return NULL;
 }
-#endif
 
 static struct dentry *ext3_lookup(struct inode * dir, struct dentry *dentry, struct nameidata *nd)
 {
@@ -1046,17 +1044,11 @@ static struct dentry *ext3_lookup(struct inode * dir, struct dentry *dentry, str
 		if (!ext3_valid_inum(dir->i_sb, ino)) {
 			ext3_error(dir->i_sb, "ext3_lookup",
 				   "bad inode number: %lu", ino);
-			inode = NULL;
-		} else
-			inode = iget(dir->i_sb, ino);
-
-		if (!inode)
-			return ERR_PTR(-EACCES);
-
-		if (is_bad_inode(inode)) {
-			iput(inode);
-			return ERR_PTR(-ENOENT);
+			return ERR_PTR(-EIO);
 		}
+		inode = ext3_iget(dir->i_sb, ino);
+		if (IS_ERR(inode))
+			return ERR_CAST(inode);
 	}
 	return d_splice_alias(inode, dentry);
 }
@@ -1085,18 +1077,13 @@ struct dentry *ext3_get_parent(struct dentry *child)
 	if (!ext3_valid_inum(child->d_inode->i_sb, ino)) {
 		ext3_error(child->d_inode->i_sb, "ext3_get_parent",
 			   "bad inode number: %lu", ino);
-		inode = NULL;
-	} else
-		inode = iget(child->d_inode->i_sb, ino);
-
-	if (!inode)
-		return ERR_PTR(-EACCES);
-
-	if (is_bad_inode(inode)) {
-		iput(inode);
-		return ERR_PTR(-ENOENT);
+		return ERR_PTR(-EIO);
 	}
 
+	inode = ext3_iget(child->d_inode->i_sb, ino);
+	if (IS_ERR(inode))
+		return ERR_CAST(inode);
+
 	parent = d_alloc_anon(inode);
 	if (!parent) {
 		iput(inode);
@@ -1123,7 +1110,6 @@ static inline void ext3_set_de_type(struct super_block *sb,
 		de->file_type = ext3_type_by_mode[(mode & S_IFMT)>>S_SHIFT];
 }
 
-#ifdef CONFIG_EXT3_INDEX
 /*
  * Move count entries from end of map between two memory locations.
  * Returns pointer to last entry moved.
@@ -1138,7 +1124,7 @@ dx_move_dirents(char *from, char *to, struct dx_map_entry *map, int count)
 		rec_len = EXT3_DIR_REC_LEN(de->name_len);
 		memcpy (to, de, rec_len);
 		((struct ext3_dir_entry_2 *) to)->rec_len =
-				cpu_to_le16(rec_len);
+				ext3_rec_len_to_disk(rec_len);
 		de->inode = 0;
 		map++;
 		to += rec_len;
@@ -1157,13 +1143,12 @@ static struct ext3_dir_entry_2* dx_pack_dirents(char *base, int size)
 
 	prev = to = de;
 	while ((char*)de < base + size) {
-		next = (struct ext3_dir_entry_2 *) ((char *) de +
-						    le16_to_cpu(de->rec_len));
+		next = ext3_next_entry(de);
 		if (de->inode && de->name_len) {
 			rec_len = EXT3_DIR_REC_LEN(de->name_len);
 			if (de > to)
 				memmove(to, de, rec_len);
-			to->rec_len = cpu_to_le16(rec_len);
+			to->rec_len = ext3_rec_len_to_disk(rec_len);
 			prev = to;
 			to = (struct ext3_dir_entry_2 *) (((char *) to) + rec_len);
 		}
@@ -1237,8 +1222,8 @@ static struct ext3_dir_entry_2 *do_split(handle_t *handle, struct inode *dir,
 	/* Fancy dance to stay within two buffers */
 	de2 = dx_move_dirents(data1, data2, map + split, count - split);
 	de = dx_pack_dirents(data1,blocksize);
-	de->rec_len = cpu_to_le16(data1 + blocksize - (char *) de);
-	de2->rec_len = cpu_to_le16(data2 + blocksize - (char *) de2);
+	de->rec_len = ext3_rec_len_to_disk(data1 + blocksize - (char *) de);
+	de2->rec_len = ext3_rec_len_to_disk(data2 + blocksize - (char *) de2);
 	dxtrace(dx_show_leaf (hinfo, (struct ext3_dir_entry_2 *) data1, blocksize, 1));
 	dxtrace(dx_show_leaf (hinfo, (struct ext3_dir_entry_2 *) data2, blocksize, 1));
 
@@ -1268,7 +1253,6 @@ errout:
 	*error = err;
 	return NULL;
 }
-#endif
 
 
 /*
@@ -1309,7 +1293,7 @@ static int add_dirent_to_buf(handle_t *handle, struct dentry *dentry,
 				return -EEXIST;
 			}
 			nlen = EXT3_DIR_REC_LEN(de->name_len);
-			rlen = le16_to_cpu(de->rec_len);
+			rlen = ext3_rec_len_from_disk(de->rec_len);
 			if ((de->inode? rlen - nlen: rlen) >= reclen)
 				break;
 			de = (struct ext3_dir_entry_2 *)((char *)de + rlen);
@@ -1328,11 +1312,11 @@ static int add_dirent_to_buf(handle_t *handle, struct dentry *dentry,
 
 	/* By now the buffer is marked for journaling */
 	nlen = EXT3_DIR_REC_LEN(de->name_len);
-	rlen = le16_to_cpu(de->rec_len);
+	rlen = ext3_rec_len_from_disk(de->rec_len);
 	if (de->inode) {
 		struct ext3_dir_entry_2 *de1 = (struct ext3_dir_entry_2 *)((char *)de + nlen);
-		de1->rec_len = cpu_to_le16(rlen - nlen);
-		de->rec_len = cpu_to_le16(nlen);
+		de1->rec_len = ext3_rec_len_to_disk(rlen - nlen);
+		de->rec_len = ext3_rec_len_to_disk(nlen);
 		de = de1;
 	}
 	de->file_type = EXT3_FT_UNKNOWN;
@@ -1366,7 +1350,6 @@ static int add_dirent_to_buf(handle_t *handle, struct dentry *dentry,
 	return 0;
 }
 
-#ifdef CONFIG_EXT3_INDEX
 /*
  * This converts a one block unindexed directory to a 3 block indexed
  * directory, and adds the dentry to the indexed directory.
@@ -1410,17 +1393,18 @@ static int make_indexed_dir(handle_t *handle, struct dentry *dentry,
 
 	/* The 0th block becomes the root, move the dirents out */
 	fde = &root->dotdot;
-	de = (struct ext3_dir_entry_2 *)((char *)fde + le16_to_cpu(fde->rec_len));
+	de = (struct ext3_dir_entry_2 *)((char *)fde +
+			ext3_rec_len_from_disk(fde->rec_len));
 	len = ((char *) root) + blocksize - (char *) de;
 	memcpy (data1, de, len);
 	de = (struct ext3_dir_entry_2 *) data1;
 	top = data1 + len;
-	while ((char *)(de2=(void*)de+le16_to_cpu(de->rec_len)) < top)
+	while ((char *)(de2 = ext3_next_entry(de)) < top)
 		de = de2;
-	de->rec_len = cpu_to_le16(data1 + blocksize - (char *) de);
+	de->rec_len = ext3_rec_len_to_disk(data1 + blocksize - (char *) de);
 	/* Initialize the root; the dot dirents already exist */
 	de = (struct ext3_dir_entry_2 *) (&root->dotdot);
-	de->rec_len = cpu_to_le16(blocksize - EXT3_DIR_REC_LEN(2));
+	de->rec_len = ext3_rec_len_to_disk(blocksize - EXT3_DIR_REC_LEN(2));
 	memset (&root->info, 0, sizeof(root->info));
 	root->info.info_length = sizeof(root->info);
 	root->info.hash_version = EXT3_SB(dir->i_sb)->s_def_hash_version;
@@ -1445,7 +1429,6 @@ static int make_indexed_dir(handle_t *handle, struct dentry *dentry,
 
 	return add_dirent_to_buf(handle, dentry, inode, de, bh);
 }
-#endif
 
 /*
  *	ext3_add_entry()
@@ -1466,9 +1449,7 @@ static int ext3_add_entry (handle_t *handle, struct dentry *dentry,
 	struct ext3_dir_entry_2 *de;
 	struct super_block * sb;
 	int	retval;
-#ifdef CONFIG_EXT3_INDEX
 	int	dx_fallback=0;
-#endif
 	unsigned blocksize;
 	u32 block, blocks;
 
@@ -1476,7 +1457,6 @@ static int ext3_add_entry (handle_t *handle, struct dentry *dentry,
 	blocksize = sb->s_blocksize;
 	if (!dentry->d_name.len)
 		return -EINVAL;
-#ifdef CONFIG_EXT3_INDEX
 	if (is_dx(dir)) {
 		retval = ext3_dx_add_entry(handle, dentry, inode);
 		if (!retval || (retval != ERR_BAD_DX_DIR))
@@ -1485,7 +1465,6 @@ static int ext3_add_entry (handle_t *handle, struct dentry *dentry,
 		dx_fallback++;
 		ext3_mark_inode_dirty(handle, dir);
 	}
-#endif
 	blocks = dir->i_size >> sb->s_blocksize_bits;
 	for (block = 0, offset = 0; block < blocks; block++) {
 		bh = ext3_bread(handle, dir, block, 0, &retval);
@@ -1495,11 +1474,9 @@ static int ext3_add_entry (handle_t *handle, struct dentry *dentry,
 		if (retval != -ENOSPC)
 			return retval;
 
-#ifdef CONFIG_EXT3_INDEX
 		if (blocks == 1 && !dx_fallback &&
 		    EXT3_HAS_COMPAT_FEATURE(sb, EXT3_FEATURE_COMPAT_DIR_INDEX))
 			return make_indexed_dir(handle, dentry, inode, bh);
-#endif
 		brelse(bh);
 	}
 	bh = ext3_append(handle, dir, &block, &retval);
@@ -1507,11 +1484,10 @@ static int ext3_add_entry (handle_t *handle, struct dentry *dentry,
 		return retval;
 	de = (struct ext3_dir_entry_2 *) bh->b_data;
 	de->inode = 0;
-	de->rec_len = cpu_to_le16(blocksize);
+	de->rec_len = ext3_rec_len_to_disk(blocksize);
 	return add_dirent_to_buf(handle, dentry, inode, de, bh);
 }
 
-#ifdef CONFIG_EXT3_INDEX
 /*
  * Returns 0 for success, or a negative error value
  */
@@ -1561,7 +1537,7 @@ static int ext3_dx_add_entry(handle_t *handle, struct dentry *dentry,
 
 		if (levels && (dx_get_count(frames->entries) ==
 			       dx_get_limit(frames->entries))) {
-			ext3_warning(sb, __FUNCTION__,
+			ext3_warning(sb, __func__,
 				     "Directory index full!");
 			err = -ENOSPC;
 			goto cleanup;
@@ -1571,7 +1547,7 @@ static int ext3_dx_add_entry(handle_t *handle, struct dentry *dentry,
 			goto cleanup;
 		node2 = (struct dx_node *)(bh2->b_data);
 		entries2 = node2->entries;
-		node2->fake.rec_len = cpu_to_le16(sb->s_blocksize);
+		node2->fake.rec_len = ext3_rec_len_to_disk(sb->s_blocksize);
 		node2->fake.inode = 0;
 		BUFFER_TRACE(frame->bh, "get_write_access");
 		err = ext3_journal_get_write_access(handle, frame->bh);
@@ -1646,7 +1622,6 @@ cleanup:
 	dx_release(frames);
 	return err;
 }
-#endif
 
 /*
  * ext3_delete_entry deletes a directory entry by merging it with the
@@ -1670,9 +1645,9 @@ static int ext3_delete_entry (handle_t *handle,
 			BUFFER_TRACE(bh, "get_write_access");
 			ext3_journal_get_write_access(handle, bh);
 			if (pde)
-				pde->rec_len =
-					cpu_to_le16(le16_to_cpu(pde->rec_len) +
-						    le16_to_cpu(de->rec_len));
+				pde->rec_len = ext3_rec_len_to_disk(
+					ext3_rec_len_from_disk(pde->rec_len) +
+					ext3_rec_len_from_disk(de->rec_len));
 			else
 				de->inode = 0;
 			dir->i_version++;
@@ -1680,10 +1655,9 @@ static int ext3_delete_entry (handle_t *handle,
 			ext3_journal_dirty_metadata(handle, bh);
 			return 0;
 		}
-		i += le16_to_cpu(de->rec_len);
+		i += ext3_rec_len_from_disk(de->rec_len);
 		pde = de;
-		de = (struct ext3_dir_entry_2 *)
-			((char *) de + le16_to_cpu(de->rec_len));
+		de = ext3_next_entry(de);
 	}
 	return -ENOENT;
 }
@@ -1817,13 +1791,13 @@ retry:
 	de = (struct ext3_dir_entry_2 *) dir_block->b_data;
 	de->inode = cpu_to_le32(inode->i_ino);
 	de->name_len = 1;
-	de->rec_len = cpu_to_le16(EXT3_DIR_REC_LEN(de->name_len));
+	de->rec_len = ext3_rec_len_to_disk(EXT3_DIR_REC_LEN(de->name_len));
 	strcpy (de->name, ".");
 	ext3_set_de_type(dir->i_sb, de, S_IFDIR);
-	de = (struct ext3_dir_entry_2 *)
-			((char *) de + le16_to_cpu(de->rec_len));
+	de = ext3_next_entry(de);
 	de->inode = cpu_to_le32(dir->i_ino);
-	de->rec_len = cpu_to_le16(inode->i_sb->s_blocksize-EXT3_DIR_REC_LEN(1));
+	de->rec_len = ext3_rec_len_to_disk(inode->i_sb->s_blocksize -
+					EXT3_DIR_REC_LEN(1));
 	de->name_len = 2;
 	strcpy (de->name, "..");
 	ext3_set_de_type(dir->i_sb, de, S_IFDIR);
@@ -1865,18 +1839,17 @@ static int empty_dir (struct inode * inode)
 	if (inode->i_size < EXT3_DIR_REC_LEN(1) + EXT3_DIR_REC_LEN(2) ||
 	    !(bh = ext3_bread (NULL, inode, 0, 0, &err))) {
 		if (err)
-			ext3_error(inode->i_sb, __FUNCTION__,
+			ext3_error(inode->i_sb, __func__,
 				   "error %d reading directory #%lu offset 0",
 				   err, inode->i_ino);
 		else
-			ext3_warning(inode->i_sb, __FUNCTION__,
+			ext3_warning(inode->i_sb, __func__,
 				     "bad directory (dir #%lu) - no data block",
 				     inode->i_ino);
 		return 1;
 	}
 	de = (struct ext3_dir_entry_2 *) bh->b_data;
-	de1 = (struct ext3_dir_entry_2 *)
-			((char *) de + le16_to_cpu(de->rec_len));
+	de1 = ext3_next_entry(de);
 	if (le32_to_cpu(de->inode) != inode->i_ino ||
 			!le32_to_cpu(de1->inode) ||
 			strcmp (".", de->name) ||
@@ -1887,9 +1860,9 @@ static int empty_dir (struct inode * inode)
 		brelse (bh);
 		return 1;
 	}
-	offset = le16_to_cpu(de->rec_len) + le16_to_cpu(de1->rec_len);
-	de = (struct ext3_dir_entry_2 *)
-			((char *) de1 + le16_to_cpu(de1->rec_len));
+	offset = ext3_rec_len_from_disk(de->rec_len) +
+			ext3_rec_len_from_disk(de1->rec_len);
+	de = ext3_next_entry(de1);
 	while (offset < inode->i_size ) {
 		if (!bh ||
 			(void *) de >= (void *) (bh->b_data+sb->s_blocksize)) {
@@ -1899,7 +1872,7 @@ static int empty_dir (struct inode * inode)
 				offset >> EXT3_BLOCK_SIZE_BITS(sb), 0, &err);
 			if (!bh) {
 				if (err)
-					ext3_error(sb, __FUNCTION__,
+					ext3_error(sb, __func__,
 						   "error %d reading directory"
 						   " #%lu offset %lu",
 						   err, inode->i_ino, offset);
@@ -1918,9 +1891,8 @@ static int empty_dir (struct inode * inode)
 			brelse (bh);
 			return 0;
 		}
-		offset += le16_to_cpu(de->rec_len);
-		de = (struct ext3_dir_entry_2 *)
-				((char *) de + le16_to_cpu(de->rec_len));
+		offset += ext3_rec_len_from_disk(de->rec_len);
+		de = ext3_next_entry(de);
 	}
 	brelse (bh);
 	return 1;
@@ -2274,8 +2246,7 @@ retry:
 }
 
 #define PARENT_INO(buffer) \
-	((struct ext3_dir_entry_2 *) ((char *) buffer + \
-	le16_to_cpu(((struct ext3_dir_entry_2 *) buffer)->rec_len)))->inode
+	(ext3_next_entry((struct ext3_dir_entry_2 *)(buffer))->inode)
 
 /*
  * Anybody can rename anything with this: the permission checks are left to the
@@ -2354,6 +2325,8 @@ static int ext3_rename (struct inode * old_dir, struct dentry *old_dentry,
 					      EXT3_FEATURE_INCOMPAT_FILETYPE))
 			new_de->file_type = old_de->file_type;
 		new_dir->i_version++;
+		new_dir->i_ctime = new_dir->i_mtime = CURRENT_TIME_SEC;
+		ext3_mark_inode_dirty(handle, new_dir);
 		BUFFER_TRACE(new_bh, "call ext3_journal_dirty_metadata");
 		ext3_journal_dirty_metadata(handle, new_bh);
 		brelse(new_bh);