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This improves latency if the GPU is already busy with other work.
This is useful for VR compositors that submit highly latency-sensitive
compositing work on high-priority compute queues while the GPU is busy
rendering the next frame.

Userspace merge request:
https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26462



v2: bump driver version (Alex)
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Friedrich Vock <friedrich.vock@gmx.de>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>