From: Benjamin Coddington Subject: Re: Strange lockup during unmount in 2.6.22 - maybe rpciod deadlock? Date: Mon, 14 Jan 2008 15:28:55 -0500 Message-ID: <478BC607.8050008@uvm.edu> References: <18310.37731.29874.582772@notabene.brown> <1200004896.13775.27.camel@heimdal.trondhjem.org> <478BB194.3090103@uvm.edu> <1200339108.7470.45.camel@heimdal.trondhjem.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Cc: linux-nfs@vger.kernel.org To: unlisted-recipients:; (no To-header on input) Return-path: Received: from pony.uvm.edu ([132.198.101.202]:36663 "EHLO pony.uvm.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750932AbYANU3D (ORCPT ); Mon, 14 Jan 2008 15:29:03 -0500 Received: from [132.198.107.214] ([132.198.107.214]) (authenticated bits=0) by pony.uvm.edu (8.13.7/8.13.5) with ESMTP id m0EKSuRD020199 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Mon, 14 Jan 2008 15:28:57 -0500 In-Reply-To: <1200339108.7470.45.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org> Sender: linux-nfs-owner@vger.kernel.org List-ID: Trond Myklebust wrote: > That shouldn't be the case in standard 2.6.22 unless you've also applied > the NFS_ALL patches. In that case, there is a fix (which has also been > applied to mainline) in > > http://client.linux-nfs.org/Linux-2.6.x/2.6.23-rc1/linux-2.6.23-001-fix_rpciod_down_race.dif That fixed the problem -- still, do we care if we call async in gss_destroying_context? On umount the server drops out from under the tasks.. Ben