Re: [Intel-gfx] [PATCH] drm/i915: Deny wrapping an userptr into a framebuffer

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On 13/10/15 15:00, Tvrtko Ursulin wrote:

On 13/10/15 14:22, Chris Wilson wrote:
Pinning a userptr onto the hardware raises interesting questions about
the lifetime of such a surface as the framebuffer extends that life
beyond the client's address space. That is the hardware will need to
keep scanning out from the backing storage even after the client wants
to remap its address space. As the hardware pins the backing storage,

P.S.
Or even after the client exits in the new world order!

Regards,

Tvrtko
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