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SubjectRe: kernel thread support - LWP's
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drepper@cygnus.com (Ulrich Drepper) writes:

> "Khimenko Victor" <khim@sch57.msk.ru> writes:
>
> > The whole idea is to avoid context switches after process creation (it's not
> > even related to LWP's). I can not understood how clone()ing to a trampoline
> > will help to do this.
>
> Well, I need it to set parameters (e.g. the scheduler) for children.
> It cannot reliably be done without a new option since the manager
> thread has to know when the child is created and it must change the
> parameters before it starts executing. And you ertainly don't want to
> have a sleep(1) in the manager before changing the parameters (and
> maybe even this can fail.
>
> Instead it is necessary to know that once clone() returns the manager
> can set the parameters.

I am missing something here, but why can't you set the scheduler in the
thread, using the trampoline ?




-Andi

--
This is like TV. I don't like TV.

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