Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1946015Ab2JaSSy (ORCPT ); Wed, 31 Oct 2012 14:18:54 -0400 Received: from mx2.netapp.com ([216.240.18.37]:7253 "EHLO mx2.netapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1945973Ab2JaSSw (ORCPT ); Wed, 31 Oct 2012 14:18:52 -0400 X-IronPort-AV: E=Sophos;i="4.80,687,1344236400"; d="scan'208";a="705777276" From: "Myklebust, Trond" To: =?utf-8?B?UGF3ZcWCIFNpa29yYQ==?= , Greg KH CC: "skinsbursky@parallels.com" , "stable@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "baggins@pld-linux.org" , "arekm@pld-linux.org" Subject: RE: [PATCH] lockd: fix races in per-net NSM client handling Thread-Topic: [PATCH] lockd: fix races in per-net NSM client handling Thread-Index: AQHNt40RdLsdoUV8xka8P1/P/7sFb5fUJnkAgAADr4D//44/UA== Date: Wed, 31 Oct 2012 18:18:48 +0000 Message-ID: <4FA345DA4F4AE44899BD2B03EEEC2FA90929FCC1@SACEXCMBX04-PRD.hq.netapp.com> References: <1689813.hptKgzjpAu@localhost> <20121031174946.GA13591@kroah.com> <4005626.trvd4a4buj@localhost> In-Reply-To: <4005626.trvd4a4buj@localhost> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.106.53.51] Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 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 q9VIIvfN020887 Content-Length: 1374 Lines: 31 > -----Original Message----- > From: linux-kernel-owner@vger.kernel.org [mailto:linux-kernel- > owner@vger.kernel.org] On Behalf Of Pawel Sikora > Sent: Wednesday, October 31, 2012 2:03 PM > To: Greg KH > Cc: skinsbursky@parallels.com; stable@vger.kernel.org; linux- > kernel@vger.kernel.org; baggins@pld-linux.org; arekm@pld-linux.org > Subject: Re: [PATCH] lockd: fix races in per-net NSM client handling > > On Wednesday 31 of October 2012 10:49:46 Greg KH wrote: > > On Wed, Oct 31, 2012 at 06:27:36PM +0100, Paweł Sikora wrote: > > > Hi, > > > > > > the patch metioned in https://lkml.org/lkml/2012/10/24/175 seems to > > > fix the 3.6.3 oops (while 3.6.2 works fine) at 16-cores opteron server. > > > please queue this path for 3.6.$next. > > > > Is it in Linus's tree already? If so, what is the git commit id? > > the mainstream contains some lock deamon fixes already: > > * e498daa LOCKD: Clear ln->nsm_clnt only when ln->nsm_users is zero > * a4ee8d9 LOCKD: fix races in nsm_client_get > > but i don't know where is the right fix. Stanislav, could you put some light on > this? The above 2 patches (which are already in 3.6.5) replace Stanislav's patch, which will not be merged upstream. Trond ????{.n?+???????+%?????ݶ??w??{.n?+????{??G?????{ay?ʇڙ?,j??f???h?????????z_??(?階?ݢj"???m??????G????????????&???~???iO???z??v?^?m???? ????????I?