Rethinking the futex API

Posted Jun 19, 2020 5:36 UTC (Fri) by HenrikH (subscriber, #31152)
In reply to: Rethinking the futex API by ras
Parent article: Rethinking the futex API

But this call is not about the uncontested case, it's so that the kernel can put a thread to sleep that is waiting for one (or more) of the contested futexes to no longer be contested. That you cannot do from userspace.