From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Mack Subject: Re: hot CPU with 3.6.0-rc7+ and intel graphic Date: Fri, 28 Sep 2012 03:27:26 +0200 Message-ID: <5064FCFE.4070009@gmail.com> References: <506473D8.10904@gmx.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-bk0-f49.google.com (mail-bk0-f49.google.com [209.85.214.49]) by gabe.freedesktop.org (Postfix) with ESMTP id 61A249E710 for ; Thu, 27 Sep 2012 18:27:32 -0700 (PDT) Received: by bkwj4 with SMTP id j4so2569403bkw.36 for ; Thu, 27 Sep 2012 18:27:31 -0700 (PDT) In-Reply-To: <506473D8.10904@gmx.de> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: =?UTF-8?B?VG9yYWxmIEbDtnJzdGVy?= Cc: Linux Kernel , dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org T24gMjcuMDkuMjAxMiAxNzo0MiwgVG9yYWxmIEbDtnJzdGVyIHdyb3RlOgo+IEknbSBvYnNlcnZp bmcgYSBoaWdoIENQVSB1c2FnZSBhdCBteSBUaGlua1BhZCBUNDIwIChpNS0yNTQwTSBDUFUpLCB3 Lwo+IGludGVncmF0ZWQgaW50ZWwgZ3JhcGhpYy4KPiAKPiBQb3dlcnRvcC0yLjEgc2hvd3MgdGhh dCB0aGUgR1BVIGlzIGFsd2F5cyBhdCAxMDAlLCBhbHRob3VnaCBJJ3ZlIGRlZmluZWQKPiB0aGVz ZSBzZXR0aW5ncyA6Cj4gJD4gY2F0IC9ldGMvbW9kcHJvYmUuZC9pOTE1LmNvbmYKPiBvcHRpb25z IGk5MTUgaTkxNV9lbmFibGVfcmM2PTcgbHZkc19kb3duY2xvY2s9MAo+IAo+IEtlcm5lbCAzLjUu NCB3b3JrcyBmaW5lLCBJIGRvbid0IHNlZSBhbnkgZGlmZmVyZW5jZXMgaW4gZG1lc2cgb3V0cHV0 LgoKQ291bGQgeW91IHRyeSB0byBiaXNlY3QgdGhpcyBwcm9ibGVtPwoKCkRhbmllbAoKCl9fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWls aW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJl ZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg== From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756152Ab2I1B1e (ORCPT ); Thu, 27 Sep 2012 21:27:34 -0400 Received: from mail-bk0-f46.google.com ([209.85.214.46]:60816 "EHLO mail-bk0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755278Ab2I1B1c (ORCPT ); Thu, 27 Sep 2012 21:27:32 -0400 Message-ID: <5064FCFE.4070009@gmail.com> Date: Fri, 28 Sep 2012 03:27:26 +0200 From: Daniel Mack User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120911 Thunderbird/15.0.1 MIME-Version: 1.0 To: =?UTF-8?B?VG9yYWxmIEbDtnJzdGVy?= CC: dri-devel@lists.freedesktop.org, Linux Kernel Subject: Re: hot CPU with 3.6.0-rc7+ and intel graphic References: <506473D8.10904@gmx.de> In-Reply-To: <506473D8.10904@gmx.de> X-Enigmail-Version: 1.4.4 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 27.09.2012 17:42, Toralf Förster wrote: > I'm observing a high CPU usage at my ThinkPad T420 (i5-2540M CPU), w/ > integrated intel graphic. > > Powertop-2.1 shows that the GPU is always at 100%, although I've defined > these settings : > $> cat /etc/modprobe.d/i915.conf > options i915 i915_enable_rc6=7 lvds_downclock=0 > > Kernel 3.5.4 works fine, I don't see any differences in dmesg output. Could you try to bisect this problem? Daniel