> In particular, the seeds for principled huge page allocation (HPA) were sown way back in 2016! HPA work continued apace for several years, slowed, then stagnated as tweaks piled on top of each other without the requisite refactoring that keeps a codebase healthy. This feature trajectory recently cratered.
But if they'd declared the allocators "done" 15 years ago, then you wouldn't have it.
> In particular, the seeds for principled huge page allocation (HPA) were sown way back in 2016! HPA work continued apace for several years, slowed, then stagnated as tweaks piled on top of each other without the requisite refactoring that keeps a codebase healthy. This feature trajectory recently cratered.