Re: PIDs limited to 15 significant bits

[Andries Brouwer]

On Fri, Sep 29, 2000 at 09:17:11AM +1200, Chris Wedgwood wrote:

>     [The patch is available. There are a few security advantages. 
>     Also, it makes a fork a just measurable fraction of a percent
>     faster.]
> 
> How does it make it faster? The only thing I can see is it might
> remove the heuristic we have for when PIDs wrap -- which technically
> we still need.

Until the first wraparound has happened we need not check whether
the pid is in use already as pid or pgid or sid.
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