From mboxrd@z Thu Jan 1 00:00:00 1970 From: John Sigler Subject: Re: Counting CPU_CLK_UNHALTED on an idle system Date: Fri, 13 Jul 2007 15:02:12 +0200 Message-ID: <469777D4.6060900@free.fr> References: <46977105.6020604@free.fr> <20070713123712.GC28939@frankl.hpl.hp.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: linux-rt-users@vger.kernel.org, oprofile-list@lists.sourceforge.net To: eranian@hpl.hp.com Return-path: Received: from smtp4-g19.free.fr ([212.27.42.30]:33091 "EHLO smtp4-g19.free.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758074AbXGMNCQ (ORCPT ); Fri, 13 Jul 2007 09:02:16 -0400 In-Reply-To: <20070713123712.GC28939@frankl.hpl.hp.com> Sender: linux-rt-users-owner@vger.kernel.org List-Id: linux-rt-users.vger.kernel.org Stephane Eranian wrote: > On PIII, CPU_CLK_UNHALTED is broken and keeps on counting while in HALT state. Stephane, Would you have a reference? There is no such mention in the latest Specification Update (May 2007). http://developer.intel.com/design/intarch/specupdt/244453.htm Regards.