[Intel-gfx] [PATCH] agp/intel: Restrict GTT mapping to valid range on i915 and i945

[Eric Anholt]

On Tue, 18 May 2010 12:24:51 +0100, Chris Wilson <chris at chris-wilson.co.uk> wrote:
> References:
> 
>   Bug 15733 - Crash when accessing nonexistent GTT entries in i915
>   https://bugzilla.kernel.org/show_bug.cgi?id=15733
> 
> On G33 and above, the size of the GTT space is determined by the GMCH
> control register. Prior to this revision, the size is determined by the
> size of the aperture. So we must careful to map and fill the appropriate
> range depending on chipset.
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

I'll only forgive you for sending me a non-compiling patch because you
figured out a bug that I didn't.

Applied. :P
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