From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752539AbYL3G5X (ORCPT ); Tue, 30 Dec 2008 01:57:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751310AbYL3G5L (ORCPT ); Tue, 30 Dec 2008 01:57:11 -0500 Received: from mx3.mail.elte.hu ([157.181.1.138]:34958 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751202AbYL3G5K (ORCPT ); Tue, 30 Dec 2008 01:57:10 -0500 Date: Tue, 30 Dec 2008 07:56:50 +0100 From: Ingo Molnar To: David Miller Cc: herbert@gondor.apana.org.au, a.p.zijlstra@chello.nl, emil.s.tantilov@intel.com, jeffrey.t.kirsher@intel.com, netdev@vger.kernel.org, peter.p.waskiewicz.jr@intel.com, alexander.h.duyck@intel.com, dada1@cosmosbay.com, linux-kernel@vger.kernel.org Subject: Re: [patch] locking, percpu counters: introduce separate lock classes Message-ID: <20081230065650.GD30975@elte.hu> References: <20081229141417.GA1493@elte.hu> <20081230035815.GA16454@gondor.apana.org.au> <20081230060536.GG11037@elte.hu> <20081229.223945.149941966.davem@davemloft.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20081229.223945.149941966.davem@davemloft.net> User-Agent: Mutt/1.5.18 (2008-05-17) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * David Miller wrote: > From: Ingo Molnar > Date: Tue, 30 Dec 2008 07:05:36 +0100 > > > One small nit: could you please add the Reported-by line for Jeff Kirscher > > who reported the problem originally: > > > > Reported-by: Jeff Kirsher > > I'll make sure to add that to the commit message after > you successfully test Herbert's patch. > > Thanks. early indications are good: after about 15 random bootup tests the lockdep warning has not triggered. (it would trigger on every 2nd kernel before that - there's a 66% chance for lockdep to be enabled in my randconfig tests) Ingo