[Bug 95069] [DRI2][PRIME] display black window when enable GPU offloading

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=95069

--- Comment #10 from Chris Wilson <chris at chris-wilson.co.uk> ---
(In reply to Qiang Yu from comment #9)
> Hi Chris, this patch makes the amdgpu ddx crash.
> Also I think this is not the root cause of my problem.
> The root cause is why Intel DDX allocated pixmap gets
> pinned before DRI2UpdatePrime by compiz.

It's handling user request and we do not have the api to change the backing bo
once assigned. (DRI2InvalidateDrawable). Don't blame the driver for being
correct.

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