From: Luis Henriques <luis.henriques@canonical.com>
To: Jonathan Nieder <jrnieder@gmail.com>
Cc: stable@vger.kernel.org,
Geoff Crompton <geoffc@trinity.unimelb.edu.au>,
intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
Matthew Garrett <mjg@redhat.com>,
Chris Wilson <chris@chris-wilson.co.uk>,
Ben Widawsky <ben@bwidawsk.net>,
Daniel Vetter <daniel.vetter@ffwll.ch>
Subject: Re: [3.4.y, 3.5.y] drm/i915: Use the correct size of the GTT for placing the per-process entries
Date: Fri, 12 Apr 2013 17:13:45 +0100 [thread overview]
Message-ID: <20130412161345.GA16426@hercules> (raw)
In-Reply-To: <20130412073153.GM5710@elie.Belkin>
On Fri, Apr 12, 2013 at 12:31:53AM -0700, Jonathan Nieder wrote:
> Hi Greg,
>
> Please consider
>
> 9a0f938bde74 drm/i915: Use the correct size of the GTT for placing
> the per-process entries, 2012-08-24
>
> for application to the 3.4.y tree.
Thanks, I'll queue this for 3.5 kernel as well.
Cheers,
--
Luis
>
> Without this patch, Geoff Crompton's iMac hits a BUG during bootup.
> The problem is reproducible on
>
> * Debian's 3.2.y-based kernel with drm backported from 3.4.37
> * a Debian kernel close to 3.4.4
> * a Debian kernel close to 3.5.5
> * vanilla 3.4.4
>
> He is not able to reproduce the problem on
>
> * Debian's older 3.2.y-based kernels without the 3.4.y drm backport
> * a Debian kernel close to 3.6.4; various newer kernels
> * vanilla 3.4.4 + this patch
>
> The patch was applied upstream during the 3.6-rc4 cycle, so newer
> kernels don't need it.
>
> http://bugs.debian.org/703468 has details, including a screenshot of
> the boot failure ("unable to handling kernel paging request at
> ffffc9000b7ff000" in i915_gem_init_ppgtt).
>
> Thoughts welcome, as always.
>
> Regards,
> Jonathan
> --
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next prev parent reply other threads:[~2013-04-12 16:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <515B5A00.30603@trinity.unimelb.edu.au>
[not found] ` <20130402223058.GA30308@google.com>
[not found] ` <516261D8.50307@trinity.unimelb.edu.au>
[not found] ` <20130408062805.GB20159@elie.Belkin>
[not found] ` <5163C00F.8020701@trinity.unimelb.edu.au>
[not found] ` <20130410063225.GA13832@elie.Belkin>
[not found] ` <516609E3.5060207@trinity.unimelb.edu.au>
[not found] ` <516742C2.8040107@trinity.unimelb.edu.au>
[not found] ` <20130411234036.GQ27070@google.com>
[not found] ` <5167B2EF.5050404@trinity.unimelb.edu.au>
2013-04-12 7:31 ` [3.4.y, 3.5.y] drm/i915: Use the correct size of the GTT for placing the per-process entries Jonathan Nieder
2013-04-12 16:13 ` Luis Henriques [this message]
2013-04-12 20:00 ` Greg KH
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