Re: init's children list is long and slows reaping children.
From: Ingo Molnar
Date: Tue Apr 10 2007 - 11:53:58 EST
* Eric W. Biederman <ebiederm@xxxxxxxxxxxx> wrote:
> > so ... is anyone pursuing this? This would allow us to make
> > sys_wait4() faster and more scalable: no tasklist_lock bouncing for
> > example.
>
> which part?
all of it :) Everything you mentioned makes sense quite a bit. The
thread signal handling of do_wait was added in a pretty arbitrary
fashion so i doubt there are strong requirements in that area. Apps
might have grown to get used to it meanwhile though, so we've got to do
it carefully.
Ingo
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