From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754008Ab2A0KpH (ORCPT ); Fri, 27 Jan 2012 05:45:07 -0500 Received: from mx2.mail.elte.hu ([157.181.151.9]:35509 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752822Ab2A0KpF (ORCPT ); Fri, 27 Jan 2012 05:45:05 -0500 Date: Fri, 27 Jan 2012 11:44:42 +0100 From: Ingo Molnar To: Peter Zijlstra Cc: =?iso-8859-1?B?TOluYe9j?= Huard , Paul Mackerras , Arnaldo Carvalho de Melo , linux-kernel@vger.kernel.org Subject: Re: Shift by one instruction in the perf annotate output Message-ID: <20120127104442.GB31782@elte.hu> References: <201201270001.27765.lenaic@lhuard.fr.eu.org> <1327652120.2446.123.camel@twins> <20120127102741.GA31782@elte.hu> <1327660811.2446.155.camel@twins> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1327660811.2446.155.camel@twins> User-Agent: Mutt/1.5.21 (2010-09-15) X-ELTE-SpamScore: -2.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.0 required=5.9 tests=AWL,BAYES_00 autolearn=no SpamAssassin version=3.3.1 -2.0 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] 0.0 AWL AWL: From: address is in the auto white-list Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Peter Zijlstra wrote: > On Fri, 2012-01-27 at 11:27 +0100, Ingo Molnar wrote: > > > On Core2 CPUs there's PEBS so 'p' will work, but there's no > > LBR so the IP-rewinding does not work. > > Not on his thing.. PEBS is a trainwreck on model 15. ok - i have a model 23, there it works: [ 0.044260] CPU0: Intel(R) Core(TM)2 Duo CPU T9600 @ 2.80GHz stepping 06 [ 0.044996] Performance Events: PEBS fmt0+, Core2 events, Intel PMU driver. Thanks, Ingo