From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030297AbWFIQzS (ORCPT ); Fri, 9 Jun 2006 12:55:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030300AbWFIQzR (ORCPT ); Fri, 9 Jun 2006 12:55:17 -0400 Received: from srv5.dvmed.net ([207.36.208.214]:43152 "EHLO mail.dvmed.net") by vger.kernel.org with ESMTP id S1030297AbWFIQzP (ORCPT ); Fri, 9 Jun 2006 12:55:15 -0400 Message-ID: <4489A7ED.8070007@garzik.org> Date: Fri, 09 Jun 2006 12:55:09 -0400 From: Jeff Garzik User-Agent: Thunderbird 1.5.0.2 (X11/20060501) MIME-Version: 1.0 To: Alex Tomas CC: Linus Torvalds , Andrew Morton , ext2-devel , linux-kernel@vger.kernel.org, cmm@us.ibm.com, linux-fsdevel@vger.kernel.org, Andreas Dilger Subject: Re: [Ext2-devel] [RFC 0/13] extents and 48bit ext3 References: <1149816055.4066.60.camel@dyn9047017069.beaverton.ibm.com> <4488E1A4.20305@garzik.org> <20060609083523.GQ5964@schatzie.adilger.int> <44898EE3.6080903@garzik.org> <448992EB.5070405@garzik.org> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -4.2 (----) X-Spam-Report: SpamAssassin version 3.1.1 on srv5.dvmed.net summary: Content analysis details: (-4.2 points, 5.0 required) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Alex Tomas wrote: > so, instead of taking one (quite-well-tested) part that solves one of > the biggest ext3 limitation, you propose to start a new project and > get something in a year (probably) ? > > I think about extents as a step-by-step way ... That is what the entirety of Linux development is -- step-by-step. It is OBVIOUS that it would take five minutes to start ext4. 1) clone a new tree 2) cp -a fs/ext3 fs/ext4 3) apply extent and 48bit patches 4) apply related e2fsprogs patches Then update ext4 step-by-step, using the normal Linux development process. Jeff