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From: Solar Designer (solaropenwall.com)
Date: Tue May 28 2002 - 07:04:21 CDT
On Tue, May 28, 2002 at 12:19:20AM +0100, Antonomasia wrote:
> What use is a PID when you don't know how long it will last ?
> Usually when I want a PID I'm either fork()ing or I plan to signal
> something (perhaps read from ps). A reservation to prevent a PID
> being reassigned could help.
> obtain PID of interest
> reserve that PID
> check it is still what we wanted
> send signal
> delete reservation
This has been discussed in here before. Yes, it should be done. No,
if done properly, this doesn't introduce DoS possibilities.
There has been another thread, where PR_LOCKPID was proposed as a better
interface (I agreed). Unfortunately, MARC wouldn't search message bodies
at the moment so I can't find it.