From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759291Ab2EDRx7 (ORCPT ); Fri, 4 May 2012 13:53:59 -0400 Received: from merlin.infradead.org ([205.233.59.134]:54755 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753025Ab2EDRx5 convert rfc822-to-8bit (ORCPT ); Fri, 4 May 2012 13:53:57 -0400 Message-ID: <1336154008.6509.48.camel@twins> Subject: Re: [PATCH v2] perf/x86-ibs: Precise event sampling with IBS for AMD CPUs From: Peter Zijlstra To: Robert Richter Cc: Ingo Molnar , Stephane Eranian , Arnaldo Carvalho de Melo , LKML Date: Fri, 04 May 2012 19:53:28 +0200 In-Reply-To: <1335957283.13683.180.camel@twins> References: <1333390758-10893-1-git-send-email-robert.richter@amd.com> <1333390758-10893-7-git-send-email-robert.richter@amd.com> <20120502103309.GP18810@erda.amd.com> <1335957283.13683.180.camel@twins> Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT X-Mailer: Evolution 3.2.2- Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2012-05-02 at 13:14 +0200, Peter Zijlstra wrote: > On Wed, 2012-05-02 at 12:33 +0200, Robert Richter wrote: > > Updated version. Level 1 and 2 are handled the same way now. Don't > > drop samples in precise level 2 if rip is invalid, instead support the > > PERF_EFLAGS_EXACT flag. > > > > No changes in other patches of > > > > [PATCH 00/12] perf/x86-ibs: Precise event sampling with IBS for AMD CPUs > > Thanks!, I managed to stomp all patches on top of -tip and shall be > trying it out on my aging opteron-1216. Hmm, that box isn't reporting X86_FEATURE_IBS, a quick trip to Wikipedia tells me this is a K8 (Santa Ana), not Fam 10h. Means I don't actually have any hardware to test this on :-( I'll have to throw it to Ingo then, IIRC he's got an Istanbul part.