Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932272Ab2HUSUo (ORCPT ); Tue, 21 Aug 2012 14:20:44 -0400 Received: from mail-lb0-f174.google.com ([209.85.217.174]:55776 "EHLO mail-lb0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932196Ab2HUSUg (ORCPT ); Tue, 21 Aug 2012 14:20:36 -0400 MIME-Version: 1.0 Reply-To: sedat.dilek@gmail.com In-Reply-To: References: Date: Tue, 21 Aug 2012 20:20:35 +0200 Message-ID: Subject: Re: inux-next: Tree for Aug 21 (call-trace when suspending: PM?) From: Sedat Dilek To: Daniel Vetter Cc: Stephen Rothwell , linux-next@vger.kernel.org, LKML , "Rafael J. Wysocki" , Ingo Molnar , Al Viro , intel-gfx Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3673 Lines: 98 On Tue, Aug 21, 2012 at 6:39 PM, Daniel Vetter wrote: > On Tue, Aug 21, 2012 at 3:24 PM, Sedat Dilek wrote: >> On Tue, Aug 21, 2012 at 1:53 PM, Daniel Vetter wrote: >>> On Tue, Aug 21, 2012 at 1:14 PM, Sedat Dilek wrote: >>>> On Tue, Aug 21, 2012 at 1:03 PM, Sedat Dilek wrote: >>>>> On Tue, Aug 21, 2012 at 1:02 PM, Sedat Dilek wrote: >>>>>> On Tue, Aug 21, 2012 at 8:04 AM, Stephen Rothwell wrote: >>>>>>> Hi all, >>>>>>> >>>>>>> Changes since 20120820: >>>>>>> >>>>>>> The rr tree gained a conflict against Linus' tree. >>>>>>> >>>>>>> The tip tree still has its build failure so I used the version from >>>>>>> next-20120814. >>>>>>> >>>>>>> The workqueues tree gained a conflict against the hid tree. >>>>>>> >>>>>>> The drivers-x86 tree still has its build failure so I used the version >>>>>>> from next-20120817. >>>>>>> >>>>>>> The signal tree gained a conflict against Linus' tree. I have still >>>>>>> reverted 3 commits from the signal tree at the request of the arm >>>>>>> maintainer. >>>>>>> >>>>>>> ---------------------------------------------------------------------------- >>>>>>> >>>>>> >>>>>> Hi, >>>>>> >>>>>> I have compiled linux-next (next-20120821) and see the attached >>>>>> call-trace when suspending. >>>>>> Suspending did NOT work (Xorg seems to cause it) - machine came back to desktop. >>>>>> >>>>>> With yesterday's next-20120820 I haven't seen this. >>>>>> >>>>>> I am not sure what is this causing... PM, x86/sched or even VFS? >>>>>> Any help for debugging appreciated. >>>>>> >>>>>> I am on Ubuntu/precise AMD64 and use systemd-v43 as init-system. >>>>>> >>>>>> Regards, >>>>>> - Sedat - >>>>> >>>>> Forgot attachment! >>>>> If you don't succeed - try try try... >>>>> >>>>> - Sedat - >>>> >>>> [ CC danvet ] >>>> >>>> I have pulled in drm-intel-fixes into my local GIT tree and rebuilt >>>> i915 - this seems to fix the problem. >>>> Daniel any suggestion which patch in d-i-f did it? >>> >>> Without the backtrace it's kinda hard to tell ... Also, if you can >>> dump a git log of the commits from -fixes that you don't yet have. >>> -Daniel >>> >> >> Hi Daniel, >> >> $ git log --oneline v3.6.0-rc2-next20120821-1-iniza-generic..drm-intel-fixes >> 1ee9ae3 drm/i915: use hsw rps tuning values everywhere on gen6+ >> f1a2f5b drm/i915: fall back to bit-banging if GMBUS fails in CRT EDID reads >> 4eab813 drm/i915: extract connector update from intel_ddc_get_modes() for reuse >> a843af1 drm/i915: fix hsw uncached pte >> b6c7488 drm/i915/contexts: fix list corruption >> 38ab8a2 drm/i915: fix EDID memory leak in SDVO >> >> Looks like "1ee9ae3 drm/i915: use hsw rps tuning values everywhere on >> gen6+" has PM fixes for i915. >> >> I tried with only that patch on top of today's linux-next - and I can >> suspend/resume again! > > Well, this is slightly shocking - this patch /should/ only optimize > power consumption, it should in now way fix suspend/resume (i.e. it > doesn't even apply any h/w workaround). Do you have any more details > what's going wrong here (logs, ...)? > Forgot to CC you on my 1st emails. [2] has the call-trace I have seen. - Sedat - [2] http://marc.info/?l=linux-next&m=134554704504603&w=2 > Thanks, Daniel > -- > Daniel Vetter > daniel.vetter@ffwll.ch - +41 (0) 79 364 57 48 - http://blog.ffwll.ch -- 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/