Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754060Ab2JORQ3 (ORCPT ); Mon, 15 Oct 2012 13:16:29 -0400 Received: from mail-wi0-f178.google.com ([209.85.212.178]:63391 "EHLO mail-wi0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753812Ab2JORQ1 (ORCPT ); Mon, 15 Oct 2012 13:16:27 -0400 MIME-Version: 1.0 X-Originating-IP: [178.83.130.250] In-Reply-To: <20121015151119.GB30606@kroah.com> References: <1350288682-6236-1-git-send-email-daniel.vetter@ffwll.ch> <20121015151119.GB30606@kroah.com> Date: Mon, 15 Oct 2012 19:16:26 +0200 Message-ID: Subject: Re: [PATCH] drm/i915: disable cpu relocs on ilk and earlier From: Daniel Vetter To: Greg KH Cc: Intel Graphics Development , LKML , Dave Airlie , Chris Wilson , stable@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1731 Lines: 39 On Mon, Oct 15, 2012 at 5:11 PM, Greg KH wrote: > On Mon, Oct 15, 2012 at 10:11:22AM +0200, Daniel Vetter wrote: >> Hi Greg&stable-team, >> >> The below patch papers over a graphics corruption issue in 3.5/3.6. The >> regression happened due to pwrite tunings in 3.5, which made cpu relocations >> much more likely. >> >> The issue seems to have disappeared in 3.7-rc1, but it takes a few days to test >> a patch, so we haven't figured out what exactly fixed things. Now users are >> taking out their pitchforks already, so instead of wasting more days (maybe >> weeks?) to fully understand the bug before backporting the fix, we've opted for >> the below disable patch, which should have minimal impact (at most it undoes the >> tuning improvements in 3.5). >> >> Patch is tested by reporters & acked by all relevant ppl, please apply to >> 3.5/3.6 series kernels. > > No, I'd really like to wait until you figure out what is happening in > 3.7-rc1 right now before applying the patch. We have the rule, "it must > be in Linus's tree first" for a very good reason :) > > So, I'll hold onto this until you say what's up with 3.7-rc1, ok? Can do, might send a few pitchforks I collect your way though ;-) While I have your attention (and now that -rc1 is out), can you please pick up my two console_lock patches into your tty tree for 3.8? Thanks, Daniel -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 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/