Re: [PATCH v4 14/61] drm/i915: Reject UNSYNCHRONIZED for userptr

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Op 30-10-2020 om 15:18 schreef Thomas Hellström (Intel):
>
> On 10/30/20 11:11 AM, Maarten Lankhorst wrote:
>> Op 30-10-2020 om 10:26 schreef Thomas Hellström (Intel):
>>> On 10/16/20 12:43 PM, Maarten Lankhorst wrote:
>>>> We should not allow this any more, as it will break with the new userptr
>>>> implementation, it could still be made to work, but there's no point in
>>>> doing so.
>>>>
>>>> Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
>>> Ifdefs don't appear consistent with the commit message. Wrong patch or separate patch?
>>>
>>> Also please add a discussion what impact this has on existing user-space.
>>>
>>>
>> Regarding ifdefs, all the userptr codeis unused when mmu notifers are not available, so I made it conditional on that.
>
> Yes I have nothing against the cange itself. But this is a fixup change that has nothing to do with rejecting UNSYNCHRONIZED and thus it should be moved to a separate commit or perhaps squashed in the big userptr rewrite?
>
> /Thomas
>
>
I'll do it in a separate commit, since it's a separate change. :)

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