From: Steve Dickson Subject: Re: [PATCH] nfsd: default to kernel default for minorversion 1 Date: Fri, 12 Feb 2010 14:58:23 -0500 Message-ID: <4B75B2DF.9060005@RedHat.com> References: <1264631166-21898-1-git-send-email-bfields@citi.umich.edu> <1264631166-21898-2-git-send-email-bfields@citi.umich.edu> <20100201195821.GB19418@fieldses.org> <4B6B480C.1050307@RedHat.com> <20100205161001.GB24926@fieldses.org> <20100205192859.GE24926@fieldses.org> <20100205200501.GA28483@fieldses.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Cc: linux-nfs@vger.kernel.org To: "J. Bruce Fields" Return-path: Received: from mx1.redhat.com ([209.132.183.28]:32589 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757308Ab0BLT60 (ORCPT ); Fri, 12 Feb 2010 14:58:26 -0500 In-Reply-To: <20100205200501.GA28483@fieldses.org> Sender: linux-nfs-owner@vger.kernel.org List-ID: On 02/05/2010 03:05 PM, J. Bruce Fields wrote: > From: J. Bruce Fields > > The current kernel code should not be enabled by default, because it > does not yet attempt to be a conform completely to the rfc; for example, > some required pieces of protocol are missing. > > Therefore the kernel defaults to leaving minorversion1 off. When the > code matures sufficiently, that default will change. > > That kernel default becomes meaningless if nfs-utils always explicitly > turns 4.1 on or off. So, nfs-utils should by default do nothing. > > Early adopters that want to turn on NFSv4.1 explicitly can still do so > using > > echo "+4.1" >/proc/fs/nfsd/versions > When I write to /proc/fs/nfsd/versions I'm getting write error: Device or resource busy What did you do to make the file writeable? steved.