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SubjectRe: Hmm.. "notify_parent()".
In article <>,
Philipp Rumpf <> wrote:
>Just so no one else bothers checking this, the trick we use in sys_getppid()
>doesn't work. I'm also not convinced it's worth it to keep that one - it is
>rather subtle and we end up doing a memory barrier anyway.

Yeah, getppid() is a special case.

And yes, it's subtle and probable not really worth it. But it's one of
those things where it does make a few cycles of difference. And it's one
of the system calls people use for benchmarking.


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