Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756740AbYBEKQx (ORCPT ); Tue, 5 Feb 2008 05:16:53 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754787AbYBEKQn (ORCPT ); Tue, 5 Feb 2008 05:16:43 -0500 Received: from smtp2.linux-foundation.org ([207.189.120.14]:48120 "EHLO smtp2.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754747AbYBEKQl convert rfc822-to-8bit (ORCPT ); Tue, 5 Feb 2008 05:16:41 -0500 Date: Tue, 5 Feb 2008 02:16:54 -0800 From: Andrew Morton To: Toralf =?ISO-8859-1?B?RvZyc3Rlcg==?= Cc: linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, Shaohua Li Subject: Re: Why do I have a /sys/devices/system/cpu/cpuidle under kernel 2.6.24 with a Pentium M processor ? Message-Id: <20080205021654.37286791.akpm@linux-foundation.org> In-Reply-To: <200801311400.17811.toralf.foerster@gmx.de> References: <200801311400.17811.toralf.foerster@gmx.de> X-Mailer: Sylpheed 2.4.1 (GTK+ 2.8.17; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3393 Lines: 92 On Thu, 31 Jan 2008 14:00:14 +0100 Toralf F?rster wrote: (suitable cc's added) > I'm asking b/c this confuses the current sysstat up to version 8.0.4. An That would be bad. Please define "confuses"? > $ ls -lR /sys/devices/system/cpu/ > > gives : > > /sys/devices/system/cpu/: > total 0 > drwxr-xr-x 4 root root 0 Jan 30 09:36 cpu0 > drwxr-xr-x 2 root root 0 Jan 30 09:36 cpuidle > > /sys/devices/system/cpu/cpu0: > total 0 > drwxr-xr-x 3 root root 0 Jan 30 09:36 cpufreq > drwxr-xr-x 5 root root 0 Jan 30 09:36 cpuidle > > /sys/devices/system/cpu/cpu0/cpufreq: > total 0 > -r--r--r-- 1 root root 4096 Jan 30 09:36 affected_cpus > -r-------- 1 root root 4096 Jan 30 09:36 cpuinfo_cur_freq > -r--r--r-- 1 root root 4096 Jan 30 09:36 cpuinfo_max_freq > -r--r--r-- 1 root root 4096 Jan 30 09:36 cpuinfo_min_freq > drwxr-xr-x 2 root root 0 Jan 30 09:36 ondemand > -r--r--r-- 1 root root 4096 Jan 30 09:36 scaling_available_frequencies > -r--r--r-- 1 root root 4096 Jan 30 09:36 scaling_available_governors > -r--r--r-- 1 root root 4096 Jan 30 09:36 scaling_cur_freq > -r--r--r-- 1 root root 4096 Jan 30 09:36 scaling_driver > -rw-r--r-- 1 root root 4096 Jan 30 09:36 scaling_governor > -rw-r--r-- 1 root root 4096 Jan 30 09:36 scaling_max_freq > -rw-r--r-- 1 root root 4096 Jan 30 09:36 scaling_min_freq > > /sys/devices/system/cpu/cpu0/cpufreq/ondemand: > total 0 > -rw-r--r-- 1 root root 0 Jan 30 09:36 ignore_nice_load > -rw-r--r-- 1 root root 4096 Jan 30 09:36 powersave_bias > -rw-r--r-- 1 root root 4096 Jan 30 09:36 sampling_rate > -r--r--r-- 1 root root 4096 Jan 30 09:36 sampling_rate_max > -r--r--r-- 1 root root 4096 Jan 30 09:36 sampling_rate_min > -rw-r--r-- 1 root root 4096 Jan 30 09:36 up_threshold > > /sys/devices/system/cpu/cpu0/cpuidle: > total 0 > drwxr-xr-x 2 root root 0 Jan 30 09:36 state0 > drwxr-xr-x 2 root root 0 Jan 30 09:36 state1 > drwxr-xr-x 2 root root 0 Jan 30 09:36 state2 > > /sys/devices/system/cpu/cpu0/cpuidle/state0: > total 0 > -r--r--r-- 1 root root 4096 Jan 30 09:36 latency > -r--r--r-- 1 root root 4096 Jan 30 09:36 name > -r--r--r-- 1 root root 4096 Jan 30 09:36 power > -r--r--r-- 1 root root 4096 Jan 30 09:36 time > -r--r--r-- 1 root root 4096 Jan 30 09:36 usage > > /sys/devices/system/cpu/cpu0/cpuidle/state1: > total 0 > -r--r--r-- 1 root root 4096 Jan 30 09:36 latency > -r--r--r-- 1 root root 4096 Jan 30 09:36 name > -r--r--r-- 1 root root 4096 Jan 30 09:36 power > -r--r--r-- 1 root root 4096 Jan 30 09:36 time > -r--r--r-- 1 root root 4096 Jan 30 09:36 usage > > /sys/devices/system/cpu/cpu0/cpuidle/state2: > total 0 > -r--r--r-- 1 root root 4096 Jan 30 09:36 latency > -r--r--r-- 1 root root 4096 Jan 30 09:36 name > -r--r--r-- 1 root root 4096 Jan 30 09:36 power > -r--r--r-- 1 root root 4096 Jan 30 09:36 time > -r--r--r-- 1 root root 4096 Jan 30 09:36 usage > > /sys/devices/system/cpu/cpuidle: > total 0 > -r--r--r-- 1 root root 4096 Jan 30 09:36 current_driver > -r--r--r-- 1 root root 4096 Jan 30 09:36 current_governor_ro > > -- > MfG/Sincerely > > Toralf F?rster > pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3 > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/