From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965232AbWFIUq7 (ORCPT ); Fri, 9 Jun 2006 16:46:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965219AbWFIUq7 (ORCPT ); Fri, 9 Jun 2006 16:46:59 -0400 Received: from smtp.osdl.org ([65.172.181.4]:38324 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S965200AbWFIUq6 (ORCPT ); Fri, 9 Jun 2006 16:46:58 -0400 Date: Fri, 9 Jun 2006 13:46:28 -0700 (PDT) From: Linus Torvalds To: "Stephen C. Tweedie" cc: Jeff Garzik , Andreas Dilger , Andrew Morton , "ext2-devel@lists.sourceforge.net" , linux-kernel , Mingming Cao , linux-fsdevel@vger.kernel.org Subject: Re: [Ext2-devel] [RFC 0/13] extents and 48bit ext3 In-Reply-To: <1149885135.5776.100.camel@sisko.sctweedie.blueyonder.co.uk> Message-ID: References: <1149816055.4066.60.camel@dyn9047017069.beaverton.ibm.com> <4488E1A4.20305@garzik.org> <20060609083523.GQ5964@schatzie.adilger.int> <44898EE3.6080903@garzik.org> <1149885135.5776.100.camel@sisko.sctweedie.blueyonder.co.uk> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 9 Jun 2006, Stephen C. Tweedie wrote: > > When is the Linux syscall interface enough? When should we just bump it > and cut out all the compatibility interfaces? > > No, we don't; we let people configure certain obsolete bits out (a.out > support etc), but we keep it in the tree despite the indirection cost to > maintain multiple interfaces etc. Right. WE ADD NEW SYSTEM CALLS. WE DO NOT EXTEND THE OLD ONES IN WAYS THAT MIGHT BREAK OLD USERS. Your point was exactly what? Btw, where did that 2TB limit number come from? Afaik, it should be 16TB for a 4kB filesystem, no? Linus