Net-next has been queuing a number of enticing performance optimizations ahead of the Linux 5.17 merge window kicking off around the start of the new year. Covered already was a big TCP optimization and a big improvement for csum_partial() that is used in the network code for checksum computation. The latest optimization is improving the AF_UNIX code path for those using AF_UNIX sockets for local inter-process communication...
Back during the Linux 5.15 cycle Intel contributed an improvement for tiered memory systems where less used memory pages could be demoted to slower tiers of memory storage. But once demoted that kernel infrastructure didn't have a means of promoting those demoted pages back to the faster memory tiers should they become hot again, though now Facebook/Meta engineers have been working on such functionality...
In addition to Vulkan support and a lot of graphics renderer work happening for Godot 4.0, adding to the expansive feature list is improved multi-player capabilities...
RenderDoc 1.17 released this week as the newest version of this leading cross-platform, cross-API graphics debugging utility...
Intel open-source driver engineers have been working on USI stylus support for the Linux kernel. The Universal Stylus Initiative (USI) aims to offer interoperability of active styluses across touchscreen devices...
The Mesa Radeon Vulkan driver "RADV" has added support for the prominent VK_KHR_synchronization2 extension introduced earlier this year...
Landing in Mesa on Black Friday was DMA-BUF Feedback support within the EGL code as another important step forward for Wayland...
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