From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755459AbYDHVBe (ORCPT ); Tue, 8 Apr 2008 17:01:34 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752880AbYDHVB1 (ORCPT ); Tue, 8 Apr 2008 17:01:27 -0400 Received: from mail.gmx.net ([213.165.64.20]:55164 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1752511AbYDHVB0 (ORCPT ); Tue, 8 Apr 2008 17:01:26 -0400 X-Authenticated: #20450766 X-Provags-ID: V01U2FsdGVkX18R5WcXU/IRffQBtH2I1U9VBoVUhQ8e1k2p4pHVGu 1YAoDCnkfKKGKX Date: Tue, 8 Apr 2008 23:01:26 +0200 (CEST) From: Guennadi Liakhovetski To: Dave Airlie cc: Gerhard Pircher , linux-kernel@vger.kernel.org Subject: Re: [2.6.25-rc6] possible regression: X server dying In-Reply-To: <21d7e9970804071527g14402783j26bfdbd2beb1b026@mail.gmail.com> Message-ID: References: <47E82D68.5070305@imap.cc> <21d7e9970803241622v10b887a6p869535102b486279@mail.gmail.com> <47E83D14.8070800@imap.cc> <21d7e9970803241753q433e7545pdd00eae189846a8@mail.gmail.com> <21d7e9970803302153s314d48d3o7120a56092eeaede@mail.gmail.com> <21d7e9970804060044i25b36802p1859ca25fa532494@mail.gmail.com> <20080406143434.106940@gmx.net> <21d7e9970804071527g14402783j26bfdbd2beb1b026@mail.gmail.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Y-GMX-Trusted: 0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 8 Apr 2008, Dave Airlie wrote: > On Mon, Apr 7, 2008 at 12:34 AM, Gerhard Pircher wrote: > > > > Sorry for hijacking this thread, but I have a similar problem with the > > Xorg X server. I'm using kernel 2.6.25-rc8 on my AmigaOne (PowerPC) and > > the X server dies right on startup, but only if DRI/DRM is enabled. > > I tested this with both Xorg 7.1 (Debian Etch version) and Xorg 7.2 > > (Lenny). The X server was working fine with kernel 2.6.25-rc6. I have > > to mention that the AmigaOne uses uncached memory for DMA operations. > > Benjamin Herrenschmidt fixed DRI recently for non cache coherent systems > > and his patches are working fine (I applied them to kernel 2.6.25-rc6). > > Please take a look at the attached Xorg.0.log file or at the excerpt > > below: Hm, so looks like I'm not seeing some ghosts on mine either. 2.6.25-rc8 xorg runs under etch, but enters a tight (no syscalls) loop woth 100% CPU load under lenny. A 2.6.24 based kernel works under both etch and lenny... Haven't had time to try to localize the problem. Glint xorg driver, DRM and AGP are off, CONFIG_FB_PM2=y. Thanks Guennadi --- Guennadi Liakhovetski