Re: [regression] drm: display arifacts when X.Org is stopped

[Dave Airlie <airlied@gmail.com>]

On Sun, Jun 28, 2009 at 2:52 AM, Frans Pop<elendil@planet.nl> wrote:
> With 2.6.31-rc1 I'm getting fairly serious display artifacts when X.Org
> is stopped and the display switches modes. This happens when I reboot the
> system (on the switch back to VT1), but also when I just restart the X
> server from the kdm splash screen.
>
> My text consoles use the VESA framebuffer (vga=791).
> I'm not using GEM.
>

you can't not use GEM, you can not use kernel modesetting which is
what I assume you are saying.

I'll try and reproduce this if I can, it seems quite strange. have you
> 4GB RAM btw?

Dave.

> I've bisected this to commit: 07613ba2f464f59949266f4337b75b91eb610795
>    agp: switch AGP to use page array instead of unsigned long array
>
>    This switches AGP to use an array of pages for tracking the
>    pages allocated to the GART. This should enable GEM on PAE to work
>    a lot better as we can pass highmem pages to the PAT code and it will
>    do the right thing with them.
>
>    Signed-off-by: Dave Airlie <airlied@redhat.com>
>