From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752193AbaASNV3 (ORCPT ); Sun, 19 Jan 2014 08:21:29 -0500 Received: from mx1.redhat.com ([209.132.183.28]:58191 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752078AbaASNV2 (ORCPT ); Sun, 19 Jan 2014 08:21:28 -0500 Message-ID: <52DBD150.3050205@redhat.com> Date: Sun, 19 Jan 2014 08:21:20 -0500 From: Prarit Bhargava User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110419 Red Hat/3.1.10-1.el6_0 Thunderbird/3.1.10 MIME-Version: 1.0 To: Len Brown CC: "linux-kernel@vger.kernel.org" , Len Brown , "Rafael J. Wysocki" , Josh Triplett , Kristen Carlson Accardi Subject: Re: [PATCH] turbostat, servers do not support uncore power register References: <1387499242-30364-1-git-send-email-prarit@redhat.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01/18/2014 10:50 PM, Len Brown wrote: > On Thu, Dec 19, 2013 at 7:27 PM, Prarit Bhargava wrote: >> From the Intel Software Developer's Manual section 14.7.4, >> >> "For server platforms, PP1 domain is not supported, but its PP0 domain >> supports the MSR_PP0_PERF_STATUS interface." >> >> When I run 'turbostat ls' I see the following error: >> >> /dev/cpu/0/msr offset 0x641 read failed > > Let me know if you see this when running turbostat v3.6 or later. > you can find that version in the linux-next tree. > Len, looks like v3.6 works -- I'll do some additional testing to confirm but AFAICT it does work on the affected systems. P. > thanks, > Len Brown, Intel Open Source Technology Center