Comment # 7 on bug 79980 from Alex Deucher

(In reply to comment #6)
> (In reply to comment #5)
> > (In reply to comment #3)
> > > Does it still happen if you drop the PTE patches?
> > 
> > Is that stop poisoning the GART TLB?
> 
> Ok ignore that :-) I didn't spot the rs600

It applies to all asics from rs600 forward.