Comment 44 for bug 1815889
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(In reply to Michel Dänzer from comment #8)
> Mesa doesn't really need explicit thread affinity at all. All it wants is
> that certain sets of threads run on the same CPU module; it doesn't care
> which particular CPU module that is. What's really needed is an API to
> express this affinity between threads, instead of to specific CPU cores.
I think the thread affinity API is a correct way to optimize for CPU cache topologies. pthread is a basic user API. Security policies shouldn't disallow pthread functions.