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

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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.

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