linux-kernel - Re: Bug in i915 GEM module

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Date:	Wed, 10 Dec 2008 10:27:49 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Lukas Hejtmanek <xhejtman@....muni.cz>
Cc:	intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	Eric Anholt <eric@...olt.net>
Subject: Re: Bug in i915 GEM module

On Mon, 8 Dec 2008 20:02:35 +0100 Lukas Hejtmanek <xhejtman@....muni.cz> wrote:

> I'm trying to use UXA acceleration method and when browsing with firefox on
> web galeries, I got the following error:
> [24166.963712] [drm:i915_gem_object_bind_to_gtt] *ERROR* GTT full, but LRU list empty
> [24166.963724] [drm:i915_gem_object_pin] *ERROR* Failure to bind: -12<3>[drm:i915_gem_evict_something] *ERROR* inactive empty 1 request empty 1 flushing empty 1
> [24166.971734] ------------[ cut here ]------------
> [24166.971739] kernel BUG at drivers/gpu/drm/i915/i915_gem.c:2211!

Eric tells me "The main kernel bug here is already fixed in the code
Linus just pulled.  There's a little bugfix for the error path to avoid
triggering the BUG, which could happen after the main fix if we lost a
race for a signal."

So please retest Linus's current git tree, thanks.
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