From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759423Ab2DJUqM (ORCPT ); Tue, 10 Apr 2012 16:46:12 -0400 Received: from fieldses.org ([174.143.236.118]:35457 "EHLO fieldses.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753595Ab2DJUqL (ORCPT ); Tue, 10 Apr 2012 16:46:11 -0400 Date: Tue, 10 Apr 2012 16:46:08 -0400 From: "bfields@fieldses.org" To: Jeff Layton Cc: Stanislav Kinsbursky , "Myklebust, Trond" , "linux-nfs@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: Re: Grace period Message-ID: <20120410204608.GI18465@fieldses.org> References: <20120409161114.GB6482@fieldses.org> <1333988226.2688.76.camel@lade.trondhjem.org> <20120409162107.GC6482@fieldses.org> <1333989216.2688.87.camel@lade.trondhjem.org> <4F8314CF.70302@parallels.com> <20120409181138.GA9581@fieldses.org> <4F8411CC.2070105@parallels.com> <20120410133913.GF18465@fieldses.org> <4F84537A.40100@parallels.com> <20120410142853.7e749ba2@corrin.poochiereds.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20120410142853.7e749ba2@corrin.poochiereds.net> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 10, 2012 at 02:28:53PM -0400, Jeff Layton wrote: > This sort of thing is one of the reasons I've been saying that the > grace period is really a property of the underlying filesystem and not > of nfsd itself. Of course, we do have to come up with a way to handle > the grace period that doesn't involve altering every exportable fs. By the way, the case of multiple containers exporting a single filesystem does look a lot like an active/active cluster filesystem export. It might be an opportunity to prototype the interfaces for handling that case without having to deal with modifying the DLM. --b.