Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759144Ab3D2XFL (ORCPT ); Mon, 29 Apr 2013 19:05:11 -0400 Received: from mail-ob0-f172.google.com ([209.85.214.172]:58681 "EHLO mail-ob0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758327Ab3D2XFK (ORCPT ); Mon, 29 Apr 2013 19:05:10 -0400 MIME-Version: 1.0 In-Reply-To: <20130429223455.GH19487@tassilo.jf.intel.com> References: <1366844694-2770-1-git-send-email-andi@firstfloor.org> <1366844694-2770-2-git-send-email-andi@firstfloor.org> <20130429223455.GH19487@tassilo.jf.intel.com> Date: Tue, 30 Apr 2013 01:05:09 +0200 Message-ID: Subject: Re: [PATCH 2/2] perf, x86: Don't allow unusual PEBS raw flags From: Stephane Eranian To: Andi Kleen Cc: Andi Kleen , Ingo Molnar , LKML , stable@vger.kernel.org, Peter Zijlstra Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 706 Lines: 16 On Tue, Apr 30, 2013 at 12:34 AM, Andi Kleen wrote: >> Could you explain why those listed in the aliases avoid that problem? > > The aliases are widely used now (by perf), so as a special case are expected > to work now (at least as long as we enable it by model number) > I don't get that. uops_retired:cmask=16:i with precise=2 does not measure that based on your comments. It measures uops_retired if the filters are ignored with PEBS. -- 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/