RADV Gets A Performance Improving Workaround For Vega, Helps Dota 2

In my recent 12-way Linux GPU tests with the very newest Radeon/NVIDIA drivers the RX 580 in particular was performing great on the open-source RADV driver against the NVIDIA competition while the latest Vega GPUs were a bit lagging still. Fortunately, RADV co-founder Bas Nieuwenhuizen has landed another performance optimization...