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Fair DRM Scheduler v4 Running Well On Steam Deck, "Looks Solid"
Tvrtko Ursulin of Igalia has been pursuing the Fair DRM Scheduler as a 'fair' scheduling policy to help with multiple applications/processes aiming to make use of the GPU concurrently
Apart from this fundamental fairness, fair policy is especially strong in oversubscription workloads where it is able to give more GPU time to short and bursty workloads when they are running in parallel with GPU heavy clients submitting deep job queues." Testing of the Fair DRM Scheduler in part has been focused on the Valve Steam Deck handheld with this effort by consulting firm Igalia. The v4 patches replaced deadline scheduling with fair, improved the unit testing, and other improvements/fixes.
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