From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754635AbZJVDp5 (ORCPT ); Wed, 21 Oct 2009 23:45:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754221AbZJVDpk (ORCPT ); Wed, 21 Oct 2009 23:45:40 -0400 Received: from g6t0185.atlanta.hp.com ([15.193.32.62]:17075 "EHLO g6t0185.atlanta.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753878AbZJVDph (ORCPT ); Wed, 21 Oct 2009 23:45:37 -0400 Subject: [PATCH 6/7] Documentation: ABI: /sys/devices/system/cpu/cpuidle/ To: randy.dunlap@oracle.com, greg@kroah.com From: Alex Chiang Cc: akpm@linux-foundation.org, Venki Pallipadi , linux-kernel@vger.kernel.org, Len Brown , rientjes@google.com Date: Wed, 21 Oct 2009 21:45:41 -0600 Message-ID: <20091022034541.13399.59424.stgit@bob.kio> In-Reply-To: <20091022033506.13399.90799.stgit@bob.kio> References: <20091022033506.13399.90799.stgit@bob.kio> User-Agent: StGit/0.14.3.386.gb02d MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Document cpuidle sysfs attributes by reading code, Documentation/cpuidle/, and git logs. Cc: Venki Pallipadi Cc: Len Brown Signed-off-by: Alex Chiang --- Documentation/ABI/testing/sysfs-devices-system-cpu | 20 ++++++++++++++++++++ 1 files changed, 20 insertions(+), 0 deletions(-) diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu index 8cdda1c..968d8ba 100644 --- a/Documentation/ABI/testing/sysfs-devices-system-cpu +++ b/Documentation/ABI/testing/sysfs-devices-system-cpu @@ -101,6 +101,26 @@ Description: CPU topology files that describe a logical CPU's relationship See Documentation/cputopology.txt for more information. +What: /sys/devices/system/cpu/cpuidle/current_driver + /sys/devices/system/cpu/cpuidle/current_governer_ro +Date: September 2007 +Contact: Linux kernel mailing list +Description: Discover cpuidle policy and mechanism + + Various CPUs today support multiple idle levels that are + differentiated by varying exit latencies and power + consumption during idle. + + Idle policy (governor) is differentiated from idle mechanism + (driver) + + current_driver: displays current idle mechanism + + current_governor_ro: displays current idle policy + + See files in Documentation/cpuidle/ for more information. + + What: /sys/devices/system/cpu/cpu*/cache/index*/cache_disable_X Date: August 2008 KernelVersion: 2.6.27