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PR/26468: Andrew Brown: Setting stopfork can panic the kernel.

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When stopfork is set, we need to set p_nrlwps, since we are not going to
ber running.
This commit is contained in:
christos 2004-08-07 03:35:55 +00:00
parent 251940a98f
commit 0b82702558
1 changed files with 4 additions and 3 deletions
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7
sys/kern/kern_fork.c
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@ -1,4 +1,4 @@
/* $NetBSD: kern_fork.c,v 1.115 2004/05/06 22:20:30 pk Exp $ */
/* $NetBSD: kern_fork.c,v 1.116 2004/08/07 03:35:55 christos Exp $ */
/*-
* Copyright (c) 1999, 2001 The NetBSD Foundation, Inc.
@ -74,7 +74,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: kern_fork.c,v 1.115 2004/05/06 22:20:30 pk Exp $");
__KERNEL_RCSID(0, "$NetBSD: kern_fork.c,v 1.116 2004/08/07 03:35:55 christos Exp $");
#include "opt_ktrace.h"
#include "opt_systrace.h"
@ -425,12 +425,13 @@ fork1(struct lwp *l1, int flags, int exitsig, void *stack, size_t stacksize,
SCHED_LOCK(s);
p2->p_stats->p_start = time;
p2->p_acflag = AFORK;
p2->p_nrlwps = 1;
if (p1->p_flag & P_STOPFORK) {
p2->p_nrlwps = 0;
p1->p_nstopchild++;
p2->p_stat = SSTOP;
l2->l_stat = LSSTOP;
} else {
p2->p_nrlwps = 1;
p2->p_stat = SACTIVE;
l2->l_stat = LSRUN;
setrunqueue(l2);