Return-Path: linux-nfs-owner@vger.kernel.org Received: from cam-admin0.cambridge.arm.com ([217.140.96.50]:61561 "EHLO cam-admin0.cambridge.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752982AbaIYRPk (ORCPT ); Thu, 25 Sep 2014 13:15:40 -0400 Date: Thu, 25 Sep 2014 18:15:45 +0100 From: Will Deacon To: Weston Andros Adamson Cc: Peng Tao , Trond Myklebust , linux-nfs list , "linux-kernel@vger.kernel.org" Subject: Re: WARNING at fs/nfs/write.c:743 nfs_inode_remove_request with -rc6 Message-ID: <20140925171545.GR20043@arm.com> References: <20140923130352.GK26472@arm.com> <2A327753-3E60-46AC-8220-3FF0FF61F08F@primarydata.com> <20140923135938.GB28608@arm.com> <20140923145356.GD28608@arm.com> <5294BEB2-F20F-4E3E-BFB2-E41806A4F85A@primarydata.com> <20140923152558.GG28608@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 In-Reply-To: <20140923152558.GG28608@arm.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: Hi Andros, On Tue, Sep 23, 2014 at 04:25:58PM +0100, Will Deacon wrote: > On Tue, Sep 23, 2014 at 04:08:36PM +0100, Weston Andros Adamson wrote: > > On Sep 23, 2014, at 11:02 AM, Weston Andros Adamson wrote: > > > Wait a second - the whole point of this extra reference (that the > > > WARN_ON_ONCE is related to) is to handle the pass off to commit lists. > > > > > > Maybe I’m just doing the wrong thing here with NFSv2! > > > > > > More soon. > > > > Actually, can you see if this is reproducible with NFSv3? > > Just tried that, and I'm unable to trigger the problem with NFSv3. Any more ideas? I can run with NFSv3 instead, but it's a shame to leave v2 broken. Will