Re: [PATCH 1/4] forget_original_parent: split out the un-ptracepart

[Oleg Nesterov]

On 02/23, Oleg Nesterov wrote:
>
> If we are going to optimize out tasklist in forget_original_parent(), then
> I'd prefer http://marc.info/?l=linux-kernel&m=123438710725342
>
> But this needs a fat comment. And I didn't think carefully about this code.

No, this won't work.

When ->child_reaper exits, it must take tasklist and call find_new_reaper()
even if it has no children.

Oleg.

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