From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755587AbcFTPss (ORCPT ); Mon, 20 Jun 2016 11:48:48 -0400 Received: from us-smtp-delivery-194.mimecast.com ([63.128.21.194]:32377 "EHLO us-smtp-delivery-194.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752255AbcFTPsY (ORCPT ); Mon, 20 Jun 2016 11:48:24 -0400 From: Trond Myklebust To: Schumaker Anna CC: Viro Alexander , Oleg Drokin , Fields Bruce , linux-nfs list , " Mailing List" , "" Subject: Re: NFS/d_splice_alias breakage Thread-Topic: NFS/d_splice_alias breakage Thread-Index: AQHRvSMFbML/GIdeYEW3Nf/vX/fvSZ/XGFQAgAABuICAAAv3AIAACMMAgAAQaoCAGzTiAIAADDsAgAAab4CAAAEEgA== Date: Mon, 20 Jun 2016 15:47:14 +0000 Message-ID: <3DBA217E-C08E-4145-8C25-326A57455991@primarydata.com> References: <20160603033750.GL14480@ZenIV.linux.org.uk> <0C971585-6BFC-4665-832B-9B262F733BFC@linuxhacker.ru> <20160603042648.GN14480@ZenIV.linux.org.uk> <51139F5D-8CC8-4448-B3AB-5EF1B67E2D6C@linuxhacker.ru> <20160603055655.GQ14480@ZenIV.linux.org.uk> <20160620140858.GJ14480@ZenIV.linux.org.uk> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [68.49.162.121] x-ms-office365-filtering-correlation-id: 6f7f177c-afba-4108-78f9-08d3992226fb x-microsoft-exchange-diagnostics: 1;BN3PR11MB0307;20:FB2T4ROn/f4bPbWLoGPitXDMFmc/ZGXl7I72ML/sZuHUREuSITikND59oIZOZ3bZZNi/5GusRHRbHFUP233l/EWSHS62FUUahpUGAAPm76NKCmMyEg5XGPWPEAxmntpcAz+UnGaNONu0NdFn/UPIj4KGMrAqI4dkdIUMA9zgapY= x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:;SRVR:BN3PR11MB0307; x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:; x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(6040130)(601004)(2401047)(5005006)(8121501046)(10201501046)(3002001)(6041072)(6043046);SRVR:BN3PR11MB0307;BCL:0;PCL:0;RULEID:;SRVR:BN3PR11MB0307; x-forefront-prvs: 09796A1B83 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(6009001)(7916002)(24454002)(377454003)(199003)(189002)(83716003)(3846002)(6116002)(33656002)(586003)(92566002)(102836003)(86362001)(19580405001)(122556002)(4326007)(77096005)(2950100001)(66066001)(93886004)(2900100001)(7846002)(36756003)(97736004)(19580395003)(8936002)(101416001)(2906002)(189998001)(50986999)(76176999)(54356999)(110136002)(10400500002)(5002640100001)(11100500001)(105586002)(106356001)(106116001)(99286002)(3280700002)(8676002)(68736007)(87936001)(82746002)(3660700001)(81166006)(81156014)(7736002)(104396002);DIR:OUT;SFP:1102;SCL:1;SRVR:BN3PR11MB0307;H:BN3PR11MB0305.namprd11.prod.outlook.com;FPR:;SPF:None;PTR:InfoNoRecords;A:1;MX:1;LANG:en; spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-ID: <2179C4879D3AAE4298F012EFCDB5541C@namprd11.prod.outlook.com> MIME-Version: 1.0 X-OriginatorOrg: primarydata.com X-MS-Exchange-CrossTenant-originalarrivaltime: 20 Jun 2016 15:47:14.8402 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 03193ed6-8726-4bb3-a832-18ab0d28adb7 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN3PR11MB0307 X-MC-Unique: XFudcmX5P7WWQv4u8b9FSw-1 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by mail.home.local id u5KFmsqE025215 > On Jun 20, 2016, at 11:43, Anna Schumaker wrote: > > Hi, > > On 06/20/2016 10:08 AM, Al Viro wrote: >> On Mon, Jun 20, 2016 at 09:25:12AM -0400, Oleg Drokin wrote: >>> It looks like this patch was totally forgotten? >>> I don't see it in neither vfs nor nfs trees and yet it fixes a very easy to cause >>> crash in nfs code. And I think it's unrelated to the other parallel case too. >> >> I assumed it would go through NFS tree, seeing that it's NFS-specific and >> has nothing to do with any of the recent VFS changes (oops is triggerable >> starting from 3.11); I can certainly put it through vfs.git, and there >> will be changes nearby, but this one should go into -stable as a separate >> patch. > > I was going to put together an nfs bugfixes pull request for 4.7 this week, so I can include the patch there if this is easy to hit. > Hi Anna, Please do, and please keep the Cc: stable… Thanks Trond