Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265796AbTF3I64 (ORCPT ); Mon, 30 Jun 2003 04:58:56 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265799AbTF3I64 (ORCPT ); Mon, 30 Jun 2003 04:58:56 -0400 Received: from thebsh.namesys.com ([212.16.7.65]:64450 "HELO thebsh.namesys.com") by vger.kernel.org with SMTP id S265796AbTF3I6y (ORCPT ); Mon, 30 Jun 2003 04:58:54 -0400 From: Nikita Danilov MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <16127.65320.935208.584846@laputa.namesys.com> Date: Mon, 30 Jun 2003 13:13:12 +0400 X-PGP-Fingerprint: 43CE 9384 5A1D CD75 5087 A876 A1AA 84D0 CCAA AC92 X-PGP-Key-ID: CCAAAC92 X-PGP-Key-At: http://wwwkeys.pgp.net:11371/pks/lookup?op=get&search=0xCCAAAC92 To: viro@parcelfarce.linux.theplanet.co.uk Cc: Davide Libenzi , Linux Kernel Mailing List Subject: Re: File System conversion -- ideas In-Reply-To: <20030629202509.GJ27348@parcelfarce.linux.theplanet.co.uk> References: <200306291011.h5TABQXB000391@81-2-122-30.bradfords.org.uk> <20030629132807.GA25170@mail.jlokier.co.uk> <3EFEEF8F.7050607@post.pl> <20030629192847.GB26258@mail.jlokier.co.uk> <20030629194215.GG27348@parcelfarce.linux.theplanet.co.uk> <200306291545410600.02136814@smtp.comcast.net> <20030629200020.GH27348@parcelfarce.linux.theplanet.co.uk> <20030629202509.GJ27348@parcelfarce.linux.theplanet.co.uk> X-Mailer: ed | telnet under Fuzzball OS, emulated on Emacs 21.5 (beta14) "cassava" XEmacs Lucid X-Zippy-Says: It's 74 degrees, 12 minutes NORTH, and 41 degrees, 3 minutes EAST!! Soon, it will be TUESDAY!! Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1061 Lines: 27 viro@parcelfarce.linux.theplanet.co.uk writes: > On Sun, Jun 29, 2003 at 01:19:24PM -0700, Davide Libenzi wrote: > > > > AFAICS, it is _very_ hard to implement. Even outside of the kernel. > > > If you can get it done - well, that might do a lot for having the > > > idea considered seriously. "Might" since you need to do it in a way > > > that would survive transplantation into the kernel _and_ would scale > > > better that O((number of filesystem types)^2). > > > > Maybe defining a "neutral" metadata export/import might help in limiting > > such NFS^2 ... > > Go for it - do it in userland, define the mapping between various sorts > of metadata and let's see how well you can make it work. Have fun. Some people are actually doing this: http://tzukanov.narod.ru/convertfs/ > - Nikita. - 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/