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Add child rusage values to exiting process in 'find_stopped_child'

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so that it is (correctlly) available to the caller of wait4().
The self and child rusage values remain split for zombies.
This commit is contained in:
dsl 2007-05-07 09:30:14 +00:00
parent 3377bd5221
commit 832ca390e2
1 changed files with 8 additions and 4 deletions
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12
sys/kern/kern_exit.c
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@ -1,4 +1,4 @@
/* $NetBSD: kern_exit.c,v 1.175 2007/04/30 20:11:41 dsl Exp $ */
/* $NetBSD: kern_exit.c,v 1.176 2007/05/07 09:30:14 dsl Exp $ */
/*-
* Copyright (c) 1998, 1999, 2006, 2007 The NetBSD Foundation, Inc.
@ -74,7 +74,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: kern_exit.c,v 1.175 2007/04/30 20:11:41 dsl Exp $");
__KERNEL_RCSID(0, "$NetBSD: kern_exit.c,v 1.176 2007/05/07 09:30:14 dsl Exp $");
#include "opt_ktrace.h"
#include "opt_perfctrs.h"
@ -813,8 +813,13 @@ find_stopped_child(struct proc *parent, pid_t pid, int options,
if (child != NULL || error != 0 ||
((options & WNOHANG) != 0 && dead == NULL)) {
if (child != NULL)
if (child != NULL) {
*status_p = child->p_xstat;
if (child->p_stat == SZOMB) {
ruadd(&parent->p_stats->p_cru,
&child->p_stats->p_cru);
}
}
mutex_exit(&proclist_mutex);
*child_p = child;
return error;
@ -900,7 +905,6 @@ proc_free(struct proc *p, struct rusage *caller_ru)
parent = p->p_pptr;
scheduler_wait_hook(parent, p);
ruadd(&parent->p_stats->p_cru, &p->p_stats->p_ru);
ruadd(&parent->p_stats->p_cru, &p->p_stats->p_cru);
p->p_xstat = 0;
/*