Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751923Ab1BFIUH (ORCPT ); Sun, 6 Feb 2011 03:20:07 -0500 Received: from webbox4.loswebos.de ([213.187.93.205]:33632 "EHLO webbox4.loswebos.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751803Ab1BFIUF (ORCPT ); Sun, 6 Feb 2011 03:20:05 -0500 Date: Sun, 6 Feb 2011 09:19:51 +0100 From: Marc Koschewski To: Jeff Chua Cc: Linus Torvalds , "Rafael J. Wysocki" , Takashi Iwai , Chris Wilson , Len Brown , LKML Subject: Re: Commit 500f7147cf5bafd139056d521536b10c2bc2e154 breaks _resume_ Message-ID: <20110206081950.GA12659@marc.osknowledge.org> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-PGP-Fingerprint: D514 7DC1 B5F5 8989 083E 38C9 5ECF E5BD 3430 ABF5 X-PGP-Key: http://www.kosik.org/pubkey.asc X-Blog: http://www.kosik.org/blog/ X-Operating-System: Linux marc 2.6.37-ck1-dezzy User-Agent: Mutt/1.5.21hg (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2481 Lines: 71 Hi, * Jeff Chua [2011-02-06 09:50:51 +0800]: > On Sun, Feb 6, 2011 at 2:24 AM, Rafael J. Wysocki wrote: > >> The suspend monster is back! The suspend-to-ram is fine, but upon > >> resume, screen is blank. Haven't bisected in case someone has also > >> done so. > > > > BTW, please don't reply to messages containing patches with reports of problems > > that aren't caused by those patches. It's confusing at best and at worst it > > may result in the patches being rejected. > > Sorry. New subject now:) > > > On Sun, Feb 6, 2011 at 2:51 AM, Linus Torvalds > wrote: > >> It's very recent. ... between commit > >> 831d52bc153971b70e64eccfbed2b232394f22f8 and > >> 44f2c5c841da1b1e0864d768197ab1497b5c2cc1. > > > > Hmm. It's almost certainly one of the DRI patches, but which one? I > > think bisection is the only way to figure it out. It shouldn't be too > > bad, since there's only 120 commits in that range. > > > > In fact, you can almost certainly just bisect from 89840966c579 to > > bb5b583b5279, which is just 31 commits and should get you bisected in > > just five tries or so. > > Yea, I've just done that. It came down to the following commit. > Reverting it solves the problem. I've gone thru a few cycles, and > notebook still survives. > > Thanks, > Jeff I reverted the specified commit and my box still suffers the resume-turns-into-cold-boot behavior. Retried two times with the commit reverted on top of HEAD... Regards, Marc > > > commit 500f7147cf5bafd139056d521536b10c2bc2e154 > Author: Chris Wilson > Date: Mon Jan 24 15:14:41 2011 +0000 > > drm/i915: Reset state after a GPU reset or resume > > Call drm_mode_config_reset() after an invalidation event to restore any > cached state to unknown. > > Tested-by: Takashi Iwai > Signed-off-by: Chris Wilson > -- > 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/ > > -- Marc Koschewski -- 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/