From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755880Ab0C3VOM (ORCPT ); Tue, 30 Mar 2010 17:14:12 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:40482 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754668Ab0C3VOK (ORCPT ); Tue, 30 Mar 2010 17:14:10 -0400 From: "Rafael J. Wysocki" To: Linus Torvalds Subject: [Regression, post-rc2] Commit a5ee4eb7541 breaks OpenGL on RS780 (was: Re: Linux 2.6.34-rc3) Date: Tue, 30 Mar 2010 23:16:45 +0200 User-Agent: KMail/1.12.4 (Linux/2.6.34-rc2-rjw; KDE/4.3.5; x86_64; ; ) Cc: Linux Kernel Mailing List , Dave Airlie , dri-devel@lists.sourceforge.net, Jesse Barnes , Linux PCI , Clemens Ladisch , Alex Deucher , stable@kernel.org, Greg KH References: In-Reply-To: MIME-Version: 1.0 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <201003302316.45651.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tuesday 30 March 2010, Linus Torvalds wrote: ... > Other than that? Random fixes and updates all over. Mostly drivers and > filesystems, and mostly fairly small things. If you had PCI resource > conflict problems with the early -rc's due to the _CRS window thing, for > example, that should hopefully be fixed. See the appended shortlog for > other details. ... > Clemens Ladisch (4): > firewire: core: fw_iso_resource_manage: fix error handling > firewire: ohci: add cycle timer quirk for the TI TSB12LV22 > ALSA: cmipci: work around invalid PCM pointer > PCI quirk: RS780/RS880: work around missing MSI initialization This one (commit a5ee4eb7541) broke OpenGL acceleration on my new test box which happens to have a RS780. The symptom is that every operation involving the GPU is _very_ slow, so the window manager eventually disables compositing. Reverting this commit makes things work flawlessly again. So, please revert. BTW, I don't think it's a -stable material. Thanks, Rafael