Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760784AbXJDQnS (ORCPT ); Thu, 4 Oct 2007 12:43:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759063AbXJDQnI (ORCPT ); Thu, 4 Oct 2007 12:43:08 -0400 Received: from gateway.drzeus.cx ([85.8.24.16]:38552 "EHLO smtp.drzeus.cx" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758758AbXJDQnH (ORCPT ); Thu, 4 Oct 2007 12:43:07 -0400 Date: Thu, 4 Oct 2007 18:43:04 +0200 From: Pierre Ossman To: Trond Myklebust Cc: Peter Staubach , nfsv4@linux-nfs.org, Andrew Morton , nfs@lists.sourceforge.net, linux-kernel@vger.kernel.org Subject: Re: [NFS] What's slated for inclusion in 2.6.24-rc1 from the NFS client git tree... Message-ID: <20071004184304.6e71ab6d@poseidon.drzeus.cx> In-Reply-To: <1191506450.6685.17.camel@heimdal.trondhjem.org> References: <1191454876.6726.32.camel@heimdal.trondhjem.org> <20071004085206.0a8e37b5@poseidon.drzeus.cx> <1191506450.6685.17.camel@heimdal.trondhjem.org> X-Mailer: Claws Mail 3.0.1 (GTK+ 2.12.0; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1964 Lines: 52 On Thu, 04 Oct 2007 10:00:50 -0400 Trond Myklebust wrote: > On Thu, 2007-10-04 at 08:52 +0200, Pierre Ossman wrote: > > On Wed, 03 Oct 2007 19:41:16 -0400 > > Trond Myklebust wrote: > > > > > > > > We also have the 64-bit inode support from RedHat/Peter Staubach. > > > > > > > As has been pointed[1] out[2], this will cause regressions for > > non-LFS applications (of which there are still lots and lots). This > > change should be in feature-removal (the "feature" being removed is > > legacy support for non-LFS applications using NFS servers that make > > full use of the protocol) and preferably accompanied with > > appropriate user space changes (e.g. compatibility option in glibc). > > > > [1] https://bugzilla.redhat.com/show_bug.cgi?id=241348 > > [2] http://marc.info/?l=linux-nfs&m=118701088726477&w=2 > > > > Rgds > > How about a boot/module parameter to turn it on or off? > That would be perfect. It can even be in non-legacy mode by default, just as long as you can go back to the old behaviour when/if you run into a non-LFS application. > I don't see any point in having a sysctl for something like this: > either you have legacy applications or you don't. It is not something > that you switch off as you go off to lunch. > A compile parameter, OTOH, would be too restrictive since it would > force distros to choose just one behaviour (which would mean they > would have to choose the most conservative). > Agreed. Rgds -- -- Pierre Ossman Linux kernel, MMC maintainer http://www.kernel.org PulseAudio, core developer http://pulseaudio.org rdesktop, core developer http://www.rdesktop.org - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/