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

[Linus Torvalds]

On Mon, 9 Apr 2007, Andrew Morton wrote:
> 
> >    10 ?        S<     0:00 [khelper]
> 
> That one's needed to parent the call_usermodehelper() apps.  I don't think
> it does anything else.  We used to use keventd for this but that had some
> problem whcih I forget.

I think it was one of a long series of deadlocks. 

Using a "keventd" for many different things sounds clever and nice, but 
then sucks horribly when one event triggers another event, and they depend 
on each other. Solution: use independent threads for the events.

		Linus
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