From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751934Ab3AGOkF (ORCPT ); Mon, 7 Jan 2013 09:40:05 -0500 Received: from cassarossa.samfundet.no ([129.241.93.19]:35298 "EHLO cassarossa.samfundet.no" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751387Ab3AGOkE (ORCPT ); Mon, 7 Jan 2013 09:40:04 -0500 Date: Mon, 7 Jan 2013 15:40:00 +0100 From: "Steinar H. Gunderson" To: David Ahern Cc: linux-kernel@vger.kernel.org Subject: Re: PEBS (in perf) stopped working from 3.6 -> 3.7 Message-ID: <20130107144000.GA8145@uio.no> References: <20130104234743.GA12331@uio.no> <50E770DB.2050803@gmail.com> <20130105010501.GA5371@uio.no> <50EA4594.9020309@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <50EA4594.9020309@gmail.com> X-Operating-System: Linux 3.7.1 on a x86_64 User-Agent: Mutt/1.5.20 (2009-06-14) X-Spam-Score: 1.3 (+) X-Spam-Report: Status=No hits=1.3 required=5.0 tests=FREEMAIL_FROM,RDNS_NONE version=3.3.1 hostname=cassarossa.samfundet.no Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Jan 06, 2013 at 08:48:36PM -0700, David Ahern wrote: >> Why would the two be different? > I will make a guess that is processor dependent. On an E5540 with > 3.4.11-1.fc16.x86_64, 3.6.10-2.fc16.x86_64, and 3.8 I get the same > failure message. > > But on a E5620, it works fine with 3.4 and 3.7 (no intermediate > kernels on that box). That sounds a bit odd; the CPU can certainly do it with 3.6. /* Steinar */ -- Homepage: http://www.sesse.net/