From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262711AbVG2S41 (ORCPT ); Fri, 29 Jul 2005 14:56:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262721AbVG2S40 (ORCPT ); Fri, 29 Jul 2005 14:56:26 -0400 Received: from [84.77.83.123] ([84.77.83.123]:59095 "EHLO dardhal.24x7linux.com") by vger.kernel.org with ESMTP id S262714AbVG2SzH (ORCPT ); Fri, 29 Jul 2005 14:55:07 -0400 Date: Fri, 29 Jul 2005 20:55:06 +0200 From: Jose Luis Domingo Lopez To: Kevin Radloff , linux-kernel@vger.kernel.org Cc: ndrew Morton Subject: Re: Followup on 2.6.13-rc3 ACPI processor C-state regression Message-ID: <20050729185506.GA4736@localhost> Mail-Followup-To: Kevin Radloff , linux-kernel@vger.kernel.org, ndrew Morton References: <3b0ffc1f050713150527c7c649@mail.gmail.com> <20050729183318.GA27093@localhost> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="gKMricLos+KVdGMg" Content-Disposition: inline In-Reply-To: <20050729183318.GA27093@localhost> User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org --gKMricLos+KVdGMg Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Friday, 29 July 2005, at 20:33:18 +0200, Jose Luis Domingo Lopez wrote: > I was just about to gather data to report the exact same problem in my > box, a no-brand non-mobile PC (AMD Athlon XP 1700+). Kernel version > 2.6.13-rc2 and before correctly detected both C1 and C2 processor states, > so when the system is idle some energy and heat is preserved. Now, with > 2.6.13-rc3-git8 only C1 gets detected, so no power save. >=20 > I am going to try the patch Andrew suggest in this same thread right now, > and will report back is this fixes the issue. >=20 Just rebooted with a 2.6.13-rc3-git8 kernel patched with the patch Andrew showed in his last email in this thread, and now processor C2 power state is recognized and operational again, giving in my setup a 12=BAC decrease in processor temperature while idle. Greetings, --=20 Jose Luis Domingo Lopez Linux Registered User #189436 Debian Linux Sid (Linux 2.6.13-rc3-git8) --gKMricLos+KVdGMg Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (GNU/Linux) iD8DBQFC6nuKao1/w/yPYI0RApjTAKCJFDgsZhKfv1sN6JN08Bzv6IGZSQCgnVR+ IpH+lHgEaQTCrTMLwwxd3vA= =Hbkj -----END PGP SIGNATURE----- --gKMricLos+KVdGMg--