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SubjectRe: init's children list is long and slows reaping children.
Bill Davidsen <> writes:

> As long as the original parent is preserved for getppid(). There are programs
> out there which communicate between the parent and child with signals, and if
> the original parent dies, it undesirable to have the child getppid() and start
> sending signals to a program not expecting them. Invites undefined behavior.

Then the programs are broken. getppid is defined to change if the process
is reparented to init.

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