[Mesa-dev] [RFC] Linux Graphics Next: Explicit fences everywhere and no BO fences - initial proposal

[Simon Ser]

On Tuesday, April 27th, 2021 at 7:31 PM, Lucas Stach <l.stach at pengutronix.de> wrote:

> > Ok. So that would only make the following use cases broken for now:
> >
> > - amd render -> external gpu
> > - amd video encode -> network device
>
> FWIW, "only" breaking amd render -> external gpu will make us pretty
> unhappy

I concur. I have quite a few users with a multi-GPU setup involving
AMD hardware.

Note, if this brokenness can't be avoided, I'd prefer a to get a clear
error, and not bad results on screen because nothing is synchronized
anymore.