From owner-freebsd-hackers Sun Oct 4 10:42:37 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id KAA00323 for freebsd-hackers-outgoing; Sun, 4 Oct 1998 10:42:37 -0700 (PDT) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from ifi.uio.no (ifi.uio.no [129.240.64.2]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id KAA00311 for ; Sun, 4 Oct 1998 10:42:31 -0700 (PDT) (envelope-from dag-erli@ifi.uio.no) Received: from hel.ifi.uio.no (2602@hel.ifi.uio.no [129.240.64.91]) by ifi.uio.no (8.8.8/8.8.7/ifi0.2) with ESMTP id TAA24961; Sun, 4 Oct 1998 19:42:09 +0200 (MET DST) Received: (from dag-erli@localhost) by hel.ifi.uio.no ; Sun, 4 Oct 1998 19:42:09 +0200 (MET DST) Mime-Version: 1.0 To: Duncan Barclay Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: Softupdates and 2.2.6 References: Organization: University of Oslo, Department of Informatics X-url: http://www.stud.ifi.uio.no/~dag-erli/ X-other-addresses: 'finger dag-erli@ifi.uio.no' for a list X-disclaimer-1: The views expressed in this article are mine alone, and do X-disclaimer-2: not necessarily coincide with those of any organisation or X-disclaimer-3: company with which I am or have been affiliated. X-Stop-Spam: http://www.cauce.org/ From: dag-erli@ifi.uio.no (Dag-Erling C. =?iso-8859-1?Q?Sm=F8rgrav?= ) Date: 04 Oct 1998 19:42:08 +0200 In-Reply-To: Duncan Barclay's message of "Sun, 04 Oct 1998 11:35:30 +0100 (BST)" Message-ID: Lines: 13 X-Mailer: Gnus v5.6.44/Emacs 20.3 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by hub.freebsd.org id KAA00314 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Duncan Barclay writes: > I've just started doing builds for -3.0BETA on my -stable box. Can I have a disk > set up for soft updates under -3.0BETA and still be able to mount it under > -2.2.6 (after a reboot of course!) Yes. The only change Soft Updates introduce on-disk is a flag set in the superblock to indicate that the file system is to be mounted with Soft Updates enabled. Soft Updates only affect the order in which data is written to disk, not what they look like. DES -- Dag-Erling Smørgrav - dag-erli@ifi.uio.no To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message