Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751182AbWJWNxr (ORCPT ); Mon, 23 Oct 2006 09:53:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751187AbWJWNxr (ORCPT ); Mon, 23 Oct 2006 09:53:47 -0400 Received: from bizon.gios.gov.pl ([212.244.124.8]:52181 "EHLO bizon.gios.gov.pl") by vger.kernel.org with ESMTP id S1751182AbWJWNxq (ORCPT ); Mon, 23 Oct 2006 09:53:46 -0400 Date: Mon, 23 Oct 2006 15:53:33 +0200 (CEST) From: Krzysztof Oledzki X-X-Sender: olel@bizon.gios.gov.pl To: Wes Felter cc: linux-kernel@vger.kernel.org, cpufreq@lists.linux.org.uk Subject: Re: 3.2GHz cpus with cpufreq become 2.8GHz In-Reply-To: <453800C1.8050409@felter.org> Message-ID: References: <4537A582.4020406@felter.org> <453800C1.8050409@felter.org> MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="-187430788-1738232621-1161611613=:8201" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1728 Lines: 53 This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. ---187430788-1738232621-1161611613=:8201 Content-Type: TEXT/PLAIN; charset=ISO-8859-2; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE On Thu, 19 Oct 2006, Wes Felter wrote: > Krzysztof Oledzki wrote: > >> Hm... speedstep-centrino on Xeon? AFAIK speedstep-centrino requires "est= "=20 >> and /proc/cpuinfo does not mention this flag: >> fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36= =20 >> clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx lm constant_tsc pni= =20 >> monitor ds_cpl cid cx16 xtpr > > Odd; I have a similar processor and it has est and uses the=20 > speedstep-centrino driver. But I am using an old kernel (2.6.5) and the f= lag=20 > detection has changed since then. Anyway, I have just tested speedstep-centrino, but it does not work. >> BTW: what wrong is with p4-clockmod? I was not able to find any informat= ion=20 >> that it is broken and should not be used? > > It makes the processor slower but only reduces power consumption slightly= ,=20 > making the processor less power-efficient. You probably don't want your= =20 > processor to be less efficient. I also tested ACPI Processor P-States driver (X86_ACPI_CPUFREQ), but it=20 does not work either. Any other ideas? Best regards, =09=09=09=09Krzysztof Ol=EAdzki ---187430788-1738232621-1161611613=:8201-- - 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/