[Intel-gfx] [PATCH v4 14/61] drm/i915: Reject UNSYNCHRONIZED for userptr

[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 at linux.intel.com>

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.