NUMA Interface For FUTEX2 Still Being Tackled For Linux

Merged last year for the Linux 5.16 cycle was FUTEX2's futex_waitv() system call for waiting on multiple futexes in order to better match the behavior of Microsoft Windows. This FUTEX2 initiative was driven as an effort to further enhance Linux gaming performance/efficiency particularly for Valve's Steam Play. Originally there were other goals with FUTEX2 and now we are seeing another one of those being worked on: NUMA awareness...