From mboxrd@z Thu Jan  1 00:00:00 1970
From: =?ISO-8859-1?Q?Michel_D=E4nzer?= <michel@daenzer.net>
Subject: Re: [PATCH 1/3] drm/radeon: stop poisoning the GART TLB
Date: Tue, 01 Jul 2014 15:48:41 +0900
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To: =?ISO-8859-1?Q?Christian_K=F6nig?= <christian.koenig@amd.com>, Alex Deucher <alexdeucher@gmail.com>
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On 30.06.2014 16:43, Christian K=F6nig wrote:
> Am 30.06.2014 08:10, schrieb Michel D=E4nzer:
>> On 29.06.2014 19:34, Christian K=F6nig 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 D=E4nzer            |                  http://www.amd.com
Libre software enthusiast          |                Mesa and X developer