pull request : offload slave

[Keith Packard]

Dave Airlie <airlied at gmail.com> writes:

> Its not going to work well though, dri2 hasn't enough space in the
> driver id field left to steal a full XID of space,
> so we have to use indexes. But I see no problem with it at all, its
> not like offload engines are something that appear/disappear.

Right, but the prime_id isn't tied to the offload engine, but rather the
position within the offload_slave_list, which can change at any time due
to client requests.

How about just using the screen number for the offload screen? That's
256 + small number, and doesn't change during a server run.

-- 
keith.packard at intel.com
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