@NOTimothyLottes most futex impls i've seen check for that and early return before the syscall, but you likely already knew that

Source

1/ @BonbliStar

@NOTimothyLottes

most futex impls i’ve seen check for that and early return before the syscall, but you likely already knew that

2/ @NOTimothyLottes

@BonbliStar

Yes, the comment was more the point of designing for the worst case, the limit of possibly blocking calls that interact with the scheduling.

type	archive
source	twitter
date	2026-06-13
tags	archive, twitter, notimothylottes
description	@NOTimothyLottes most futex impls i've seen check for that and early return before the syscall, but you likely already knew that