From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752406AbZBOHLu (ORCPT ); Sun, 15 Feb 2009 02:11:50 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751081AbZBOHLm (ORCPT ); Sun, 15 Feb 2009 02:11:42 -0500 Received: from rosi.naasa.net ([212.8.0.13]:35911 "EHLO rosi.naasa.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750718AbZBOHLl (ORCPT ); Sun, 15 Feb 2009 02:11:41 -0500 From: Joerg Platte Reply-To: jplatte@naasa.net To: Frans Pop Subject: Re: cpuinfo shows wrong MHz value Date: Sun, 15 Feb 2009 08:11:35 +0100 User-Agent: KMail/1.9.9 Cc: Kasper Sandberg , linux-kernel@vger.kernel.org References: <200902142217.51655.jplatte@naasa.net> <200902150102.11022.elendil@planet.nl> <200902150800.59694.jplatte@naasa.net> In-Reply-To: <200902150800.59694.jplatte@naasa.net> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Content-Disposition: inline Message-Id: <200902150811.36826.jplatte@naasa.net> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Sonntag, 15. Februar 2009 schrieb Joerg Platte: > Am Sonntag, 15. Februar 2009 schrieb Frans Pop: > > On Sunday 15 February 2009, Joerg Platte wrote: > > > Sorry, I should have made it clear that my computer is running with 13 > > > GHz (at leat according to the kernel). With previous kernels (IIRC > /sys/devices/system/cpu/cpu0/cpufreq> grep . * > affected_cpus:0 > cpuinfo_cur_freq:13000000 > cpuinfo_max_freq:13000000 > cpuinfo_min_freq:3250000 > related_cpus:0 > scaling_available_frequencies:3250000 4875000 6500000 8125000 9750000 > 11375000 13000000 > scaling_available_governors:conservative ondemand userspace powersave > performance > scaling_cur_freq:13000000 > scaling_driver:p4-clockmod > scaling_governor:performance > scaling_max_freq:13000000 > scaling_min_freq:3250000 > scaling_setspeed: Looks like p4_clockmod is responsible for these high values. After removing it /proc/cpuinfo shows the correct values: cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 15 model : 1 model name : Intel(R) Pentium(R) 4 CPU 1.60GHz stepping : 2 cpu MHz : 1598.609 cache size : 256 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pebs bts bogomips : 3197.21 clflush size : 64 power management: best regards, Jörg