Return-Path: <linux-kernel-owner+w=401wt.eu-S933584AbXFRWLn@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S933584AbXFRWLn (ORCPT <rfc822;w@1wt.eu>);
	Mon, 18 Jun 2007 18:11:43 -0400
Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1763039AbXFRWLc
	(ORCPT <rfc822;linux-kernel-outgoing>);
	Mon, 18 Jun 2007 18:11:32 -0400
Received: from THUNK.ORG ([69.25.196.29]:53172 "EHLO thunker.thunk.org"
	rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
	id S1763025AbXFRWLb (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
	Mon, 18 Jun 2007 18:11:31 -0400
Date: Mon, 18 Jun 2007 18:10:21 -0400
From: Theodore Tso <tytso@mit.edu>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: alan <alan@clueserver.org>, Bodo Eggert <7eggert@gmx.de>,
       =?iso-8859-1?Q?J=F6rn?= Engel <joern@logfs.org>,
       Jack Stone <jack@hawkeye.stone.uk.eu.org>, linux-kernel@vger.kernel.org,
       linux-fsdevel@vger.kernel.org, akpm@linux-foundation.org,
       viro@zeniv.linux.org.uk
Subject: Re: Versioning file system
Message-ID: <20070618221021.GB2062@thunk.org>
Mail-Followup-To: Theodore Tso <tytso@mit.edu>,
	"H. Peter Anvin" <hpa@zytor.com>, alan <alan@clueserver.org>,
	Bodo Eggert <7eggert@gmx.de>,
	=?iso-8859-1?Q?J=F6rn?= Engel <joern@logfs.org>,
	Jack Stone <jack@hawkeye.stone.uk.eu.org>,
	linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	akpm@linux-foundation.org, viro@zeniv.linux.org.uk
References: <8wst3-3kh-31@gated-at.bofh.it> <8wsCC-3wf-21@gated-at.bofh.it> <8wsW4-3UY-3@gated-at.bofh.it> <8wJal-3KA-1@gated-at.bofh.it> <8xm22-4Ql-1@gated-at.bofh.it> <8xq5G-32l-7@gated-at.bofh.it> <8xs7w-69W-21@gated-at.bofh.it> <E1I0OFQ-0001B9-7Z@be1.lrz> <Pine.LNX.4.64.0706181406250.25913@blackbox.fnordora.org> <4676F9A2.6010007@zytor.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <4676F9A2.6010007@zytor.com>
User-Agent: Mutt/1.5.13 (2006-08-11)
X-SA-Exim-Connect-IP: <locally generated>
X-SA-Exim-Mail-From: tytso@thunk.org
X-SA-Exim-Scanned: No (on thunker.thunk.org); SAEximRunCond expanded to false
Sender: linux-kernel-owner@vger.kernel.org
X-Mailing-List: linux-kernel@vger.kernel.org
Content-Length: 780
Lines: 21

On Mon, Jun 18, 2007 at 02:31:14PM -0700, H. Peter Anvin wrote:
> And that makes them different from extended attributes, how?
> 
> Both of these really are nothing but ad hocky syntactic sugar for
> directories, sometimes combined with in-filesystem support for small
> data items.

There's a good discussion of the issues involved in my LCA 2006
presentation....  which doesn't seem to be on the LCA 2006 site.  Hrm.
I'll have to ask that this be fixed.  In any case, here it is:

	http://thunk.org/tytso/forkdepot.odp

						- Ted


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/