Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761495AbXJERw6 (ORCPT ); Fri, 5 Oct 2007 13:52:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757296AbXJERwv (ORCPT ); Fri, 5 Oct 2007 13:52:51 -0400 Received: from pat.uio.no ([129.240.10.15]:45062 "EHLO pat.uio.no" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752609AbXJERwu (ORCPT ); Fri, 5 Oct 2007 13:52:50 -0400 Subject: Re: [NFS] What's slated for inclusion in 2.6.24-rc1 from the NFS client git tree... From: Trond Myklebust To: Valdis.Kletnieks@vt.edu Cc: Pierre Ossman , Peter Staubach , nfsv4@linux-nfs.org, Andrew Morton , nfs@lists.sourceforge.net, linux-kernel@vger.kernel.org In-Reply-To: <30494.1191605410@turing-police.cc.vt.edu> References: <1191454876.6726.32.camel@heimdal.trondhjem.org> <20071004085206.0a8e37b5@poseidon.drzeus.cx> <1191506450.6685.17.camel@heimdal.trondhjem.org> <30494.1191605410@turing-police.cc.vt.edu> Content-Type: text/plain Date: Fri, 05 Oct 2007 13:52:30 -0400 Message-Id: <1191606750.6715.98.camel@heimdal.trondhjem.org> Mime-Version: 1.0 X-Mailer: Evolution 2.10.1 Content-Transfer-Encoding: 7bit X-UiO-Resend: resent X-UiO-ClamAV-Virus: No X-UiO-Spam-info: not spam, SpamAssassin (score=0.1, required=12.0, autolearn=disabled, AWL=0.125) X-UiO-Scanned: 08B58081C7FA7077E3BEB6F8D5A26C081E6F7162 X-UiO-SPAM-Test: remote_host: 129.240.10.9 spam_score: 1 maxlevel 200 minaction 2 bait 0 mail/h: 477 total 4316946 max/h 8345 blacklist 0 greylist 0 ratelimit 0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1218 Lines: 28 On Fri, 2007-10-05 at 13:30 -0400, Valdis.Kletnieks@vt.edu wrote: > On Thu, 04 Oct 2007 10:00:50 EDT, Trond Myklebust said: > > > How about a boot/module parameter to turn it on or off? > > > > 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. > > How does Joe Sysadmin tell if he has an affected legacy app or not? > > (The obvious "try it and see what breaks" is a non-starter for many places, > because you too easily end up in a loop of "enable it, find 4-5 show stoppers, > turn it off, fix them, lather rinse repease". Been there, done that, got > the tshirt - a project I got dragged into involves a large storage array that > appears to insist on exporting 64-bit stuff, and a large farm of clients that > are very 64-bit unclean....) If you're unsure, then set the bloody boot parameter. That's what it is for... Trond - 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/