From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751431AbZL0Jl3 (ORCPT ); Sun, 27 Dec 2009 04:41:29 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751182AbZL0Jl3 (ORCPT ); Sun, 27 Dec 2009 04:41:29 -0500 Received: from mail.gmx.net ([213.165.64.20]:42807 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1750872AbZL0Jl2 (ORCPT ); Sun, 27 Dec 2009 04:41:28 -0500 X-Authenticated: #14349625 X-Provags-ID: V01U2FsdGVkX1/ZeIRv3YLZuGneVqICTqNp2297K5QimoM/igYoqW HuwlVMo/BuP2xB Subject: Re: tbench regression with 2.6.33-rc1 From: Mike Galbraith To: Peter Zijlstra Cc: Lin Ming , mingo@elte.hu, tglx@linutronix.de, linux-kernel , "Zhang, Yanmin" , =?ISO-8859-1?Q?Fr=E9d=E9ric?= Weisbecker In-Reply-To: <1261904349.15854.2.camel@laptop> References: <1261739467.10685.18.camel@minggr.sh.intel.com> <1261902760.6201.33.camel@marge.simson.net> <1261904349.15854.2.camel@laptop> Content-Type: text/plain Date: Sun, 27 Dec 2009 10:41:23 +0100 Message-Id: <1261906883.5451.1.camel@marge.simson.net> Mime-Version: 1.0 X-Mailer: Evolution 2.24.1.1 Content-Transfer-Encoding: 7bit X-Y-GMX-Trusted: 0 X-FuHaFi: 0.6899999999999999 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, 2009-12-27 at 09:59 +0100, Peter Zijlstra wrote: > On Sun, 2009-12-27 at 09:32 +0100, Mike Galbraith wrote: > > Perf also isn't free, and in 33, we lost the ability to config it out, > > Uhm, that's a plain bug, we should be able to build a kernel without > perf support, does the hw breakpoint support have an unfortunate select > some place or something? Yeah, it's selected in arch/x86/Kconfig. The kernel won't build without it either. -Mike