Reworking of KVA Allocator in Linux Kernel

Explore a comprehensive conference talk from the Linux Plumbers Conference on the reworking of the KVA allocator in the Linux kernel. Delve into the improvements made by speaker Uladzislau Rezki as he discusses the current allocation scheme, its drawbacks, and the new model implemented. Learn about zones, sequential location, minimizing external fragmentation, and the new memory and location strategies. Examine the block diagram, block split process, and performance analysis of the reworked allocator. Gain insights into CPU contention, stability fixes, and the research and development behind this crucial kernel component.