From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: [PATCH] Longhaul: Disable driver by default Date: Wed, 28 Nov 2012 00:44:54 +0100 Message-ID: <1451067.pE2ohDYtjy@vostro.rjw.lan> References: <1354054435-2459-1-git-send-email-rafalbilski@interia.pl> <1997813.IluQxocScm@vostro.rjw.lan> <50B54ED9.3090704@interia.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from hydra.sisk.pl ([212.160.235.94]:34721 "EHLO hydra.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754103Ab2K0XkK convert rfc822-to-8bit (ORCPT ); Tue, 27 Nov 2012 18:40:10 -0500 In-Reply-To: <50B54ED9.3090704@interia.pl> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: =?utf-8?B?UmFmYcWC?= Bilski Cc: cpufreq@vger.kernel.org, linux-pm@vger.kernel.org, Dave Jones On Tuesday, November 27, 2012 11:38:01 PM Rafa=C5=82 Bilski wrote: >=20 > > On Tuesday, November 27, 2012 10:13:55 PM Rafal Bilski wrote: > >> This is only solution I can think of. User decides if he wants thi= s > >> driver on his machine. I don't have enough knowledge and time to f= ind > >> the reason why same code works on some machines and doesn't on oth= ers > >> which use same, or very similar, chipset and processor. > > I always have problems with patches like this one, because they are= pretty much > > guaranteed to make someone complain. > > > > Is there any way to blacklist the affected machine you have? > > > > Rafael > No. Also problem seems to be larger than one machine. Also weirder. > One user claims his processor can't run below some frequency even > if it should be perfectly capable of doing so. System in question > freezes straight away. In past on good system I could change > frequency at least a couple of times without any protection. Just by > a chance. I tried to investigate "weird CPU 0 not listed by the BIOS" > message, but I have nothing. Also I seem to have far less time for > anything than in the past. OK, I'll take the patch, then, but I won't include it in my first v3.8 = pull request. Thanks, Rafael --=20 I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center.