--- linux-2.4.24/fs/dquot.c	2003-11-28 18:26:21.000000000 +0000
+++ linux-2.4.25-pre7/fs/dquot.c	2004-01-23 16:28:50.000000000 +0000
@@ -396,7 +396,7 @@ restart:
 		if (dquot->dq_flags & DQ_LOCKED)
 			wait_on_dquot(dquot);
 		if (dquot_dirty(dquot))
-			sb->dq_op->sync_dquot(dquot);
+			sb->dq_op->write_dquot(dquot);
 		dqput(dquot);
 		goto restart;
 	}
@@ -543,7 +543,7 @@ we_slept:
 		return;
 	}
 	if (dquot_dirty(dquot)) {
-		commit_dqblk(dquot);
+		dquot->dq_sb->dq_op->write_dquot(dquot);
 		goto we_slept;
 	}
 
@@ -1219,7 +1219,7 @@ struct dquot_operations dquot_operations
 	free_space:	dquot_free_space,
 	free_inode:	dquot_free_inode,
 	transfer:	dquot_transfer,
-	sync_dquot:	commit_dqblk
+	write_dquot:	commit_dqblk
 };
 
 /* Function used by filesystems for initializing the dquot_operations structure */
@@ -1331,9 +1331,9 @@ int vfs_quota_on(struct super_block *sb,
 	error = -EINVAL;
 	if (!fmt->qf_ops->check_quota_file(sb, type))
 		goto out_f;
-	/* We don't want quota on quota files */
+	/* We don't want quota and atime on quota files */
 	dquot_drop(inode);
-	inode->i_flags |= S_NOQUOTA;
+	inode->i_flags |= S_NOQUOTA | S_NOATIME;
 
 	dqopt->ops[type] = fmt->qf_ops;
 	dqopt->info[type].dqi_format = fmt;
--- linux-2.4.24/fs/ext3/inode.c	2003-08-25 11:44:43.000000000 +0000
+++ linux-2.4.25-pre7/fs/ext3/inode.c	2004-01-23 16:28:46.000000000 +0000
@@ -39,6 +39,18 @@
  */
 #undef SEARCH_FROM_ZERO
 
+/*
+ * Test whether an inode is a fast symlink.
+ */
+static inline int ext3_inode_is_fast_symlink(struct inode *inode)
+{
+	int ea_blocks = EXT3_I(inode)->i_file_acl ?
+		(inode->i_sb->s_blocksize >> 9) : 0;
+
+	return (S_ISLNK(inode->i_mode) &&
+		inode->i_blocks - ea_blocks == 0);
+}
+
 /* The ext3 forget function must perform a revoke if we are freeing data
  * which has been journaled.  Metadata (eg. indirect blocks) must be
  * revoked in all cases. 
@@ -1870,6 +1882,8 @@ void ext3_truncate(struct inode * inode)
 	if (!(S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode) ||
 	    S_ISLNK(inode->i_mode)))
 		return;
+	if (ext3_inode_is_fast_symlink(inode))
+		return;
 	if (IS_APPEND(inode) || IS_IMMUTABLE(inode))
 		return;
 
@@ -2170,7 +2184,7 @@ void ext3_read_inode(struct inode * inod
 		inode->i_op = &ext3_dir_inode_operations;
 		inode->i_fop = &ext3_dir_operations;
 	} else if (S_ISLNK(inode->i_mode)) {
-		if (!inode->i_blocks)
+		if (ext3_inode_is_fast_symlink(inode))
 			inode->i_op = &ext3_fast_symlink_inode_operations;
 		else {
 			inode->i_op = &page_symlink_inode_operations;
@@ -2208,6 +2222,11 @@ static int ext3_do_update_inode(handle_t
 		if (err)
 			goto out_brelse;
 	}
+	/* For fields not not tracking in the in-memory inode,
+	 * initialise them to zero for new inodes. */
+	if (EXT3_I(inode)->i_state & EXT3_STATE_NEW)
+		memset(raw_inode, 0, EXT3_SB(inode->i_sb)->s_inode_size);
+
 	raw_inode->i_mode = cpu_to_le16(inode->i_mode);
 	if(!(test_opt(inode->i_sb, NO_UID32))) {
 		raw_inode->i_uid_low = cpu_to_le16(low_16_bits(inode->i_uid));
@@ -2245,15 +2264,6 @@ static int ext3_do_update_inode(handle_t
 	raw_inode->i_faddr = cpu_to_le32(inode->u.ext3_i.i_faddr);
 	raw_inode->i_frag = inode->u.ext3_i.i_frag_no;
 	raw_inode->i_fsize = inode->u.ext3_i.i_frag_size;
-#else
-	/* If we are not tracking these fields in the in-memory inode,
-	 * then preserve them on disk, but still initialise them to zero
-	 * for new inodes. */
-	if (EXT3_I(inode)->i_state & EXT3_STATE_NEW) {
-		raw_inode->i_faddr = 0;
-		raw_inode->i_frag = 0;
-		raw_inode->i_fsize = 0;
-	}
 #endif
 	raw_inode->i_file_acl = cpu_to_le32(inode->u.ext3_i.i_file_acl);
 	if (!S_ISREG(inode->i_mode)) {
--- linux-2.4.24/fs/ext3/super.c	2003-08-25 11:44:43.000000000 +0000
+++ linux-2.4.25-pre7/fs/ext3/super.c	2004-01-23 16:29:48.000000000 +0000
@@ -449,7 +449,6 @@ void ext3_put_super (struct super_block 
 }
 
 static struct dquot_operations ext3_qops;
-static int (*old_sync_dquot)(struct dquot *dquot);
 
 static struct super_operations ext3_sops = {
 	read_inode:	ext3_read_inode,	/* BKL held */
@@ -795,6 +794,26 @@ static int ext3_check_descriptors (struc
 	return 1;
 }
 
+static unsigned long descriptor_loc(struct super_block *sb,
+				    unsigned long logic_sb_block,
+				    int nr)
+{
+	struct ext3_sb_info *sbi = EXT3_SB(sb);
+	unsigned long bg, first_data_block, first_meta_bg;
+	int has_super = 0;
+	
+	first_data_block = le32_to_cpu(sbi->s_es->s_first_data_block);
+	first_meta_bg = le32_to_cpu(sbi->s_es->s_first_meta_bg);
+
+	if (!EXT3_HAS_INCOMPAT_FEATURE(sb, EXT3_FEATURE_INCOMPAT_META_BG) ||
+	    nr < first_meta_bg)
+		return (logic_sb_block + nr + 1);
+	bg = sbi->s_desc_per_block * nr;
+	if (ext3_bg_has_super(sb, bg))
+		has_super = 1;
+	return (first_data_block + has_super + (bg * sbi->s_blocks_per_group));
+}
+
 
 /* ext3_orphan_cleanup() walks a singly-linked list of inodes (starting at
  * the superblock) which were deleted from all directories, but held open by
@@ -902,6 +921,7 @@ struct super_block * ext3_read_super (st
 	struct buffer_head * bh;
 	struct ext3_super_block *es = 0;
 	struct ext3_sb_info *sbi = EXT3_SB(sb);
+	unsigned long block;
 	unsigned long sb_block = 1;
 	unsigned long logic_sb_block = 1;
 	unsigned long offset = 0;
@@ -1042,7 +1062,9 @@ struct super_block * ext3_read_super (st
 	} else {
 		sbi->s_inode_size = le16_to_cpu(es->s_inode_size);
 		sbi->s_first_ino = le32_to_cpu(es->s_first_ino);
-		if (sbi->s_inode_size != EXT3_GOOD_OLD_INODE_SIZE) {
+		if ((sbi->s_inode_size < EXT3_GOOD_OLD_INODE_SIZE) ||
+		    (sbi->s_inode_size & (sbi->s_inode_size - 1)) ||
+		    (sbi->s_inode_size > blocksize)) {
 			printk (KERN_ERR
 				"EXT3-fs: unsupported inode size: %d\n",
 				sbi->s_inode_size);
@@ -1105,7 +1127,8 @@ struct super_block * ext3_read_super (st
 		goto failed_mount;
 	}
 	for (i = 0; i < db_count; i++) {
-		sbi->s_group_desc[i] = sb_bread(sb, logic_sb_block + i + 1);
+		block = descriptor_loc(sb, logic_sb_block, i);
+		sbi->s_group_desc[i] = sb_bread(sb, block);
 		if (!sbi->s_group_desc[i]) {
 			printk (KERN_ERR "EXT3-fs: "
 				"can't read group descriptor %d\n", i);
@@ -1774,12 +1797,14 @@ int ext3_statfs (struct super_block * sb
 
 #ifdef CONFIG_QUOTA
 
+static int (*old_write_dquot)(struct dquot *dquot);
+
 /* Blocks: (2 data blocks) * (3 indirect + 1 descriptor + 1 bitmap) + superblock */
 #define EXT3_OLD_QFMT_BLOCKS 11
 /* Blocks: quota info + (4 pointer blocks + 1 entry block) * (3 indirect + 1 descriptor + 1 bitmap) + superblock */
 #define EXT3_V0_QFMT_BLOCKS 27
 
-static int ext3_sync_dquot(struct dquot *dquot)
+static int ext3_write_dquot(struct dquot *dquot)
 {
 	int nblocks, ret;
 	handle_t *handle;
@@ -1804,7 +1829,7 @@ static int ext3_sync_dquot(struct dquot 
 		return PTR_ERR(handle);
 	}
 	unlock_kernel();
-	ret = old_sync_dquot(dquot);
+	ret = old_write_dquot(dquot);
 	lock_kernel();
 	ret = ext3_journal_stop(handle, qinode);
 	unlock_kernel();
@@ -1818,8 +1843,8 @@ static int __init init_ext3_fs(void)
 {
 #ifdef CONFIG_QUOTA
 	init_dquot_operations(&ext3_qops);
-	old_sync_dquot = ext3_qops.sync_dquot;
-	ext3_qops.sync_dquot = ext3_sync_dquot;
+	old_write_dquot = ext3_qops.write_dquot;
+	ext3_qops.write_dquot = ext3_write_dquot;
 #endif
         return register_filesystem(&ext3_fs_type);
 }