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

Christian König christian.koenig at amd.com
Tue Jun 24 03:14:44 PDT 2014


Am 24.06.2014 08:49, schrieb Michel Dänzer:
> On 23.06.2014 18:56, Christian König wrote:
>> Am 23.06.2014 10:15, schrieb Michel Dänzer:
>>> On 19.06.2014 18:45, Christian König wrote:
>>>
>>>> I think even when we revert to the old code we have a couple of unsolved
>>>> problems with the VM support or in the driver in general where we should
>>>> try to understand the underlying reason for it instead of applying more
>>>> workarounds.
>>> I'm not suggesting applying more workarounds but going back to a known
>>> more stable state. It seems like we've maneuvered ourselves to a rather
>>> uncomfortable position from there, with no clear way to a better place.
>>> But if we basically started from the 3.14 state again, we have a few
>>> known hurdles like mine and Marek's Bonaire etc. which we know any
>>> further improvements will have to pass before they can be considered for
>>> general consumption.
>> Yeah agree, especially on the uncomfortable position.
>>
>> Please try with the two attached patches applied on top of 3.15 and
>> retest. They should revert back to the old implementation.
> Unfortunately, X fails to start with these, see the attached excerpt
> from dmesg.

My fault, incorrectly solved a merge conflict and then failed to test 
the right kernel.

BTW: Wasn't there an option to tell grup to use the latest installed 
kernel instead of the one with the highest version number? Can't seem to 
find that any more.

Please try attached patches instead,
Christian.
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