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From: jeff@hpuplca.nsr.hp.com (   Jeff Gruszynski  )
Newsgroups: comp.unix.internals
Subject: Re: PROCESS INFO
Message-ID: <13330001@hpuplca.nsr.hp.com>
Date: 15 Apr 91 20:27:59 GMT
References: <7317@bgsuvax.bgsu.edu>
Organization: Hewlett-Packard Pleasanton Ca. Sales
Lines: 26

/ hpuplca:comp.unix.internals / pthonda@bgsuvax.bgsu.edu (Killer B) /  8:53 pm  Apr 12, 1991 /

> 
> 
> int disPinfo(ps)
> struct proc *ps ;
> {
> struct	rusage *ru ;
> 
> 	ru = ps->p_ru ;
> 
> /* ps->p_ru is pointing to location 0 , and I dont know why */
> 		
> /* Print process info and then the resource usage */
> 	printf("Process Information of process: %d\n" ,ps->p_pid) ;
> 	printf("----------------------------------------------------------\n") ;


	I would guess the process is swapped out, so the structure is
unavailable.  (I've only "hacked kernal" once, but my code had to test
for this and skip the detailed display routines for swapped out
processes.  N.B. I'm not a kernal [wl]izard).

Jeff Gruszynski
Santa Clara Sales
Hewlett-Packard