[PATCH] Add 2-level GPUVM pagetables support to radeon driver.

[Dmitry Cherkassov]

> With that fixed, it seems to work on SI, but seems to slow things down
> significantly. Have you noticed that as well? Any idea what might be the
> reason?
>
Thanks I'll put it up to the patch.

I had everything running slow on cayman when having lots of debugging output,
removing it fixed the slowness.

Could you please tell what benchmark/application you noticed slowness with?

-- 
With best regards,
Dmitry