From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030554AbWFIWAH (ORCPT ); Fri, 9 Jun 2006 18:00:07 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030556AbWFIWAG (ORCPT ); Fri, 9 Jun 2006 18:00:06 -0400 Received: from srv5.dvmed.net ([207.36.208.214]:52390 "EHLO mail.dvmed.net") by vger.kernel.org with ESMTP id S1030554AbWFIWAF (ORCPT ); Fri, 9 Jun 2006 18:00:05 -0400 Message-ID: <4489EF63.4090008@garzik.org> Date: Fri, 09 Jun 2006 18:00:03 -0400 From: Jeff Garzik User-Agent: Thunderbird 1.5.0.2 (X11/20060501) MIME-Version: 1.0 To: "H. Peter Anvin" CC: linux-kernel@vger.kernel.org Subject: Re: [Ext2-devel] [RFC 0/13] extents and 48bit ext3 References: <4489D36C.3010000@garzik.org> <20060609203523.GE10524@thunk.org> <4489EAFE.6090303@garzik.org> <4489EEA7.8010704@garzik.org> <4489EF01.30001@zytor.com> In-Reply-To: <4489EF01.30001@zytor.com> 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 H. Peter Anvin wrote: > Jeff Garzik wrote: >> >> Right, and that proves my point. When you start making major changes >> like 32->64 bit block numbers, you should communicate to the user >> (with a big blinky "ext4" sign) that his filesystem metadata will >> change a lot, not a little. Not to mention that such code will add >> yet more "if (new) .. else .." code. >> > > Forking the code and registering another filesystem name are two > separate things, though. Certainly. Hopefully one would follow the other, for maximum benefit. Jeff