From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.11] helo=sc8-sf-mx1.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Cipher TLSv1:DES-CBC3-SHA:168) (Exim 3.31-VA-mm2 #1 (Debian)) id 1AEHUg-00064k-00 for ; Mon, 27 Oct 2003 16:13:54 -0800 Received: from blacksheep.csh.rit.edu ([129.21.60.6]) by sc8-sf-mx1.sourceforge.net with esmtp (Exim 4.24) id 1AEHU6-0004Xd-58 for user-mode-linux-devel@lists.sourceforge.net; Mon, 27 Oct 2003 16:13:18 -0800 Received: from dijkstra (dijkstra.csh.rit.edu [129.21.60.152]) by blacksheep.csh.rit.edu (Postfix) with ESMTP id E956BBC for ; Mon, 27 Oct 2003 19:13:16 -0500 (EST) Received: from mdz by dijkstra with local (Exim 3.35 #1 (Debian)) id 1AEHU4-0005eX-00 for ; Mon, 27 Oct 2003 19:13:16 -0500 From: Matt Zimmerman Subject: Re: [uml-devel] Has anyone ever considered a COW patch for loop.c Message-ID: <20031028001316.GT6350@dijkstra.csh.rit.edu> References: <3F9DA82B.7020808@easyco.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3F9DA82B.7020808@easyco.com> Sender: user-mode-linux-devel-admin@lists.sourceforge.net Errors-To: user-mode-linux-devel-admin@lists.sourceforge.net List-Help: List-Post: List-Subscribe: , List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: Date: Mon, 27 Oct 2003 19:13:16 -0500 To: user-mode-linux-devel@lists.sourceforge.net On Mon, Oct 27, 2003 at 03:20:11PM -0800, Doug Dumitru wrote: > It would be really intersting to do a cow format compatible patch for > loop.c so that the standard loopback device could mount cow file pairs. > > Has anyone considered/started on this. If not, I might give it a hack. As I've said before, I think the way to go would be to teach device-mapper about the COW on-disk metadata format, and treat it as a snapshot. -- - mdz ------------------------------------------------------- This SF.net email is sponsored by: The SF.net Donation Program. Do you like what SourceForge.net is doing for the Open Source Community? Make a contribution, and help us add new features and functionality. Click here: http://sourceforge.net/donate/ _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel