Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755970AbZADDxY (ORCPT ); Sat, 3 Jan 2009 22:53:24 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751793AbZADDxQ (ORCPT ); Sat, 3 Jan 2009 22:53:16 -0500 Received: from turing-police.cc.vt.edu ([128.173.14.107]:53414 "EHLO turing-police.cc.vt.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751731AbZADDxP (ORCPT ); Sat, 3 Jan 2009 22:53:15 -0500 X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.2 To: Duane Griffin Cc: =?WINDOWS-1252?Q?Martin_MOKREJ=8A?= , Pavel Machek , kernel list , Andrew Morton , tytso@mit.edu, mtk.manpages@gmail.com, rdunlap@xenotime.net, linux-doc@vger.kernel.org Subject: Re: document ext3 requirements In-Reply-To: Your message of "Sun, 04 Jan 2009 00:41:51 GMT." From: Valdis.Kletnieks@vt.edu References: <20090103123813.GA1512@ucw.cz> <495FD5D7.2040907@ribosome.natur.cuni.cz> <20090103222957.GG1666@elf.ucw.cz> <495FEE66.9080903@ribosome.natur.cuni.cz> <495FF9CE.2020908@ribosome.natur.cuni.cz> <495FFECB.5040001@ribosome.natur.cuni.cz> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1231041158_3941P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Sat, 03 Jan 2009 22:52:38 -0500 Message-ID: <15786.1231041158@turing-police.cc.vt.edu> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1346 Lines: 38 --==_Exmh_1231041158_3941P Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable On Sun, 04 Jan 2009 00:41:51 GMT, Duane Griffin said: > I agree, it isn't a great situation. Nonetheless, it has always been > thus for ext3, and so far we've muddled along. Unless and until we can > replay the journal in-memory without touching the on-disk data, we are > stuck with it. Is there a way using md/dm/lvm etc to make the source partition R/O and replay the journal onto a CoW snapshop? Admittedly, not easy to do insid= e the 'mount' command itself, but at least it might be workable for LiveCD = R/O mounts and forensics work, where you can *tell* beforehand that's what yo= u want and can jump through setup games before doing the mount... --==_Exmh_1231041158_3941P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iD8DBQFJYDKGcC3lWbTT17ARAgZXAJ9y4dook94ms5ahZ2T3MOAcTXuD2QCggsAV gCXJVTkl7wopFPQgbjEwN+Q= =YWYg -----END PGP SIGNATURE----- --==_Exmh_1231041158_3941P-- -- 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/