From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755090Ab0CEVfr (ORCPT ); Fri, 5 Mar 2010 16:35:47 -0500 Received: from bombadil.infradead.org ([18.85.46.34]:42449 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752622Ab0CEVfh (ORCPT ); Fri, 5 Mar 2010 16:35:37 -0500 Subject: Re: [PATCH 3/5] perf, x86: Disable PEBS on clowertown chips From: Peter Zijlstra To: Stephane Eranian Cc: mingo@elte.hu, linux-kernel@vger.kernel.org, paulus@samba.org, robert.richter@amd.com, fweisbec@gmail.com, Arnaldo Carvalho de Melo In-Reply-To: References: <20100305153926.639506880@chello.nl> <20100305154128.890278662@chello.nl> <1267816553.4942.6.camel@laptop> <1267823134.4997.5.camel@laptop> Content-Type: text/plain; charset="UTF-8" Date: Fri, 05 Mar 2010 22:35:33 +0100 Message-ID: <1267824933.4997.9.camel@laptop> Mime-Version: 1.0 X-Mailer: Evolution 2.28.2 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2010-03-05 at 13:22 -0800, Stephane Eranian wrote: > > The two serious ones, AJ106 and AJ68 are no fix and are listed as such > > in all errata I can find, including the 7[23]00 series. > > > Not E74xx. I think it would be fine to drop LBR with PEBS as the work-around > to AJ106. > > > I checked the 65nm Core2Duo, Xeon 5200 and Xeon 7[23]00 spec updates. > > Going by that it seems the full model 15 family is broken and I'll leave > > the patch as is. > > But the E74xx are okay and you are excluding them. Worst case you should > provide an override. >>From what I can tell E74xx is model 29, which would be just fine with this patch, this patch only marks model 15 as broken.