Re: init's children list is long and slows reaping children.

[Ingo Molnar]

* Eric W. Biederman <ebiederm@xxxxxxxxxxxx> wrote:

> Ingo Molnar <mingo@xxxxxxx> writes:
> 
> > no. Two _completely separate_ lists.
> >
> > i.e. a to-be-reaped task will still be on the main list _too_. The 
> > main list is for all the PID semantics rules. The reap-list is just 
> > for wait4() processing. The two would be completely separate.
> 
> And what pray tell except for heuristics is the list of children used 
> for?

on a second thought: the p->children list is needed for the whole 
child/parent task tree, which is needed for sys_getppid(). The question 
is, does anything require us to reparent to within the same thread 
group?

	Ingo
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