Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763523Ab3ECVnQ (ORCPT ); Fri, 3 May 2013 17:43:16 -0400 Received: from mail-pa0-f47.google.com ([209.85.220.47]:56843 "EHLO mail-pa0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760475Ab3ECVnO (ORCPT ); Fri, 3 May 2013 17:43:14 -0400 Message-ID: <51842F6F.1050005@intel.com> Date: Fri, 03 May 2013 14:43:11 -0700 From: Dirk Brandewie User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130110 Thunderbird/17.0.2 MIME-Version: 1.0 To: =?UTF-8?B?VG9yYWxmIEbDtnJzdGVy?= CC: Dirk Brandewie , "Rafael J. Wysocki" , linux-acpi@vger.kernel.org, Linux Kernel , Linux PM list Subject: Re: 3.9.0 + CONFIG_X86_INTEL_PSTATE=y -> ThinkPad T420 with i5 lost ACPI functionality References: <5183EC09.9080208@gmx.de> <3715884.H8PIhhjRXL@vostro.rjw.lan> <518427D4.3050104@gmail.com> <51842B79.8060302@gmx.de> In-Reply-To: <51842B79.8060302@gmx.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 972 Lines: 28 On 05/03/2013 02:26 PM, Toralf Förster wrote: > On 05/03/2013 11:10 PM, Dirk Brandewie wrote: >> >> ignore_nice_load is a feature of the ondemand governor. >> The intel_pstate driver is seeing the load presented by the BOINC client >> and is adjusting the pstate accordingly. > > Is the intel_pstate driver a choice for a notebook and friends where a > grid software is running as a low-prio back ground job ? > Probably not. > Because the CPU will be running mostly at high(er) frequency - which > always results in a high temperature and short battery time. > It would be better IMHO if the client software limited the resources it uses when the system is not on wall power but that is a seperate discussion :-) --Dirk -- 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/