[Intel-gfx] [PATCH] agp: Fix stolen memory counting on G4X.

[Zhenyu Wang]

On 2008.10.14 11:38:18 -0700, Eric Anholt wrote:
> On the GM45, the amount of stolen memory mapped to the GTT was underestimated,
> even though we had 508KB more available since the GTT doesn't take from
> stolen memory. On the non-GM45 G4X, we overestimated how much stolen was
> mapped to the GTT by 4KB, resulting in GPU page faults when that page was
> accessed.
> 
> This update requires a corresponding update to xf86-video-intel to work
> correctly.

How should we handle compability when pushing this upstream? 2.6.26/27 user
with upstream intel video driver... (my origin G33 stolen memory fix got
reverted because of this, although I think that revert is wrong. people has
bug so upgrade shouldn't be a problem...)

-- 
Open Source Technology Center, Intel ltd.

$gpg --keyserver wwwkeys.pgp.net --recv-keys 4D781827
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