Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754272Ab0HXSzL (ORCPT ); Tue, 24 Aug 2010 14:55:11 -0400 Received: from mail-ey0-f174.google.com ([209.85.215.174]:58053 "EHLO mail-ey0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752871Ab0HXSzI (ORCPT ); Tue, 24 Aug 2010 14:55:08 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; b=QSo9amzm416R7Q9j4V9rb8uRHeojSkFQxOhIvMJAfbqYuB1UM1HzZktDr7MkHDUxp6 OV4llO6GtedFBN/YxKE9bra5XhtyKQjyLzPk+qHlBvRu4kdcc/mS0hXUVi5Zjk2kZsQQ +IgjjNMXu4h6HpJDDC4Au5phYa0pE4sYBI940= Date: Tue, 24 Aug 2010 22:54:58 +0400 From: Cyrill Gorcunov To: Don Zickus Cc: Robert Richter , Ingo Molnar , Peter Zijlstra , Lin Ming , "fweisbec@gmail.com" , "linux-kernel@vger.kernel.org" , "Huang, Ying" , Yinghai Lu , Andi Kleen Subject: Re: [PATCH -v3] perf, x86: try to handle unknown nmis with running perfctrs Message-ID: <20100824185458.GG5723@lenovo> References: <9g472epksbkxhgmw6a3qh8r5.1282316687153@email.android.com> <20100820152510.GA4167@elte.hu> <20100823085339.GA26713@elte.hu> <20100824171504.GI26154@erda.amd.com> <20100824172806.GF5723@lenovo> <20100824184658.GB4879@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100824184658.GB4879@redhat.com> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1644 Lines: 47 On Tue, Aug 24, 2010 at 02:46:58PM -0400, Don Zickus wrote: > On Tue, Aug 24, 2010 at 09:28:06PM +0400, Cyrill Gorcunov wrote: > > On Tue, Aug 24, 2010 at 07:15:05PM +0200, Robert Richter wrote: > > > On 23.08.10 04:53:39, Ingo Molnar wrote: > > > > Ok, to not hold up the perf/urgent flow i zapped these two commits for > > > > the time being: > > > > > > > > 4a31beb: perf, x86: Fix handle_irq return values > > > > 8e3e42b: perf, x86: Try to handle unknown nmis with an enabled PMU > > > > > > Ingo, are those commits in some branch to fetch them for testing? I > > > did not find them in tip/master. > > > > > > Thanks, > > > > > > -Robert > > > > > > -- > > > Advanced Micro Devices, Inc. > > > Operating System Research Center > > > > > > > Robert, they should be in -tip tree, I have > > > > | commit 4a31bebe71ab2e4f6ecd6e5f9f2ac9f0ff38ff76 > > | Author: Peter Zijlstra > > | Date: Thu Aug 19 16:28:00 2010 +0200 > > | > > | perf, x86: Fix handle_irq return values > > Has anyone else seen kernel panics when enabling the LOCKUP_DETECTOR or > apply Robert's patch? I keep getting a panic with unable to handle paging > request everytime either Robert's patch or the lockup detector uses > __get_cpu_var(). And only on 2.6.36 code. > > Cheers, > Don > I use 2.6.34 atm. Letme try 2.6.36 (which might require some time to recompile). -- Cyrill -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/