Return-Path: Received: from userp1040.oracle.com ([156.151.31.81]:30196 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750981AbbHYSSS convert rfc822-to-8bit (ORCPT ); Tue, 25 Aug 2015 14:18:18 -0400 Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.6\)) Subject: Re: [PATCH] NFSv4: Force a post-op attribute update when holding a delegation From: Chuck Lever In-Reply-To: Date: Tue, 25 Aug 2015 14:18:10 -0400 Cc: Linux NFS Mailing List Message-Id: <8C420AF0-BD66-4FFD-B3FF-660A264A03B0@oracle.com> References: <1440122378-30452-1-git-send-email-trond.myklebust@primarydata.com> <0BEC962F-39D5-410E-9B75-ED9EE98FFC56@oracle.com> To: Trond Myklebust Sender: linux-nfs-owner@vger.kernel.org List-ID: On Aug 25, 2015, at 1:04 PM, Trond Myklebust wrote: > On Tue, Aug 25, 2015 at 12:31 PM, Chuck Lever wrote: >> >> On Aug 20, 2015, at 9:59 PM, Trond Myklebust wrote: >> >>> If the ctime or mtime or change attribute have changed because >>> of an operation we initiated, we should make sure that we force >>> an attribute update. However we do not want to mark the page cache >>> for revalidation. >> >> I've tested your linux-next branch (tip is aebbe9d73169 >> ("NFS41/flexfiles: zero out DS write wcc") against Solaris 12 >> with write delegation enabled (over RDMA, even!). >> >> I was not able to reproduce the write append failures I saw >> before. >> > > Perfect. Thanks for testing! Would it be possible to label some of these for stable? -- Chuck Lever