[PATCH 1/3] drm/radeon: stop poisoning the GART TLB

[Michel Dänzer]

On 30.06.2014 16:43, Christian König wrote:
> Am 30.06.2014 08:10, schrieb Michel Dänzer:
>> On 29.06.2014 19:34, Christian König wrote:
>>> I've just pushed the branch testing-3.15 to
>>> git://people.freedesktop.org/~deathsimple/linux. It's based on 3.15.2
>>> and contains the "stop poisoning the GART TLB" patch backported to 3.15
>>> and a couple of things that I would like to try.
>> Running that branch, my Bonaire just survived a piglit run without
>> lockup. I hope that's an interesting result. :)
> 
> That's indeed an interesting result. Can you try to figure out which of
> the patches on the branch did the trick for you?

The winner is 'drm/radeon: completely over allocate PD and PTs'. That
patch alone on top of 3.15.2 makes piglit survive on my Bonaire.


-- 
Earthling Michel Dänzer            |                  http://www.amd.com
Libre software enthusiast          |                Mesa and X developer