Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753230AbZLWPCw (ORCPT ); Wed, 23 Dec 2009 10:02:52 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752807AbZLWPCv (ORCPT ); Wed, 23 Dec 2009 10:02:51 -0500 Received: from cantor.suse.de ([195.135.220.2]:53763 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752663AbZLWPCv (ORCPT ); Wed, 23 Dec 2009 10:02:51 -0500 Date: Wed, 23 Dec 2009 16:02:49 +0100 Message-ID: From: Takashi Iwai To: =?UTF-8?B?w4lyaWM=?= Piel Cc: Maciej Rutecki , Linux Kernel Mailing List , alsa-devel@alsa-project.org, perex@perex.cz, "Rafael J. Wysocki" Subject: Re: [2.6.33-rc1] [SOUND] HDA: high cpu usage, noise In-Reply-To: <4B3228BC.1080204@tremplin-utc.net> References: <8db1092f0912200927y7cdab36ftd1f73d56cd89763f@mail.gmail.com> <8db1092f0912211012mcdd6639oaaf0bddc118e7d66@mail.gmail.com> <4B2FC7B2.7000001@tremplin-utc.net> <4B308E28.1090609@tremplin-utc.net> <4B3228BC.1080204@tremplin-utc.net> User-Agent: Wanderlust/2.15.6 (Almost Unreal) SEMI/1.14.6 (Maruoka) FLIM/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL/10.7 Emacs/23.1 (x86_64-suse-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") 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 Content-Length: 1171 Lines: 35 At Wed, 23 Dec 2009 15:27:08 +0100, Éric Piel wrote: > > Op 22-12-09 10:17, Takashi Iwai schreef: > : > >>> Another thing to try is to replace the whole HD-audio stack with the > >>> last working one (was it 2.6.32?), and check whether it works with > >>> 2.6.32 core. > >> Could you give more details on how to do this? > >> Does it consist in taking the sound/ directory of 2.6.32 and copying it > >> over 2.6.33-rc1 ? Or less files? > > > > I'd try first only sound/pci/hda/* files. > > > Brute-force reverting these files to the version of 2.6.32.2 does fix > the problem. OK, that's good to know. > When I find time, I'll try to git bisect on this particular directory... > but anyone willing to try to beat me at this is welcome, as Christmas is > going to keep me rather busy ;-) bisecting would be indeed helpful. It needs to be done only in the above directory, so there shouldn't be much. thanks, Takashi -- 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/