From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965309Ab1JFSx7 (ORCPT ); Thu, 6 Oct 2011 14:53:59 -0400 Received: from casper.infradead.org ([85.118.1.10]:45656 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965275Ab1JFSx6 convert rfc822-to-8bit (ORCPT ); Thu, 6 Oct 2011 14:53:58 -0400 Subject: Re: [PATCH 08/12] perf_events: disable PERF_SAMPLE_BRANCH_* when not supported From: Peter Zijlstra To: Stephane Eranian Cc: linux-kernel@vger.kernel.org, mingo@elte.hu, acme@redhat.com, ming.m.lin@intel.com, andi@firstfloor.org, robert.richter@amd.com, ravitillo@lbl.gov Date: Thu, 06 Oct 2011 20:53:47 +0200 In-Reply-To: <1317912555-9559-9-git-send-email-eranian@google.com> References: <1317912555-9559-1-git-send-email-eranian@google.com> <1317912555-9559-9-git-send-email-eranian@google.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT X-Mailer: Evolution 3.0.3- Message-ID: <1317927227.9813.7.camel@twins> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2011-10-06 at 16:49 +0200, Stephane Eranian wrote: > PERF_SAMPLE_BRANCH_* is disabled for: > - ALL but Intel X86 architecture > - AMD64 processors > It would be good if you could CC all arch/*/kernel/perf_event* maintainers on this, that way they are aware of the existence of the feature. Maybe one of them can actually support some of this.. who knows ;-) Robert, does this Fam15 thing have anything useful in this regards?