Return-Path: Received: from bombadil.infradead.org ([65.50.211.133]:38600 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751816AbdCCPRb (ORCPT ); Fri, 3 Mar 2017 10:17:31 -0500 Date: Fri, 3 Mar 2017 07:16:45 -0800 From: Christoph Hellwig To: NeilBrown Cc: linux-nfs@vger.kernel.org Subject: Re: Confused by pnfs LAYOUTRETURN - seeking clarity. Message-ID: <20170303151645.GB7751@infradead.org> References: <87shmvnzh7.fsf@notabene.neil.brown.name> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <87shmvnzh7.fsf@notabene.neil.brown.name> Sender: linux-nfs-owner@vger.kernel.org List-ID: Hi Neil, sorry for the sparse reply, I'm travelling right now, take a look at the NFS4ERR_NOMATCHING_LAYOUT error in NFSv4.2 and maybe try to do an internet search for forgetful clients - that's the way how the Linux pNFS client operates using the above error to signal it doesn't have any outstanding layouts when responding to a layoutrecall.