Legendary Mesa Radeon Gallium3D driver developer Marek Olšák who was a longtime AMD employee and then joined Valve's Linux graphics driver team earlier this year has continued his focus now on perfecting his art around the RADV Vulkan driver and ACO shader compiler.
Since joining Valve several months ago, Marek has managed to pull of some nice improvements in the RADV space after years focused on the RadeonSI Gallium3D driver. Merged in the past day was a set of another 19 patches further optimizing RADV+ACO