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Acquire proclist_mutex before sending signals.

This commit is contained in:
ad 2007-02-09 23:51:20 +00:00
parent a0f13ff82d
commit 88cb6cb846
1 changed files with 5 additions and 2 deletions
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7
sys/compat/linux/common/linux_sched.c
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@ -1,4 +1,4 @@
/* $NetBSD: linux_sched.c,v 1.40 2007/02/09 21:55:19 ad Exp $ */
/* $NetBSD: linux_sched.c,v 1.41 2007/02/09 23:51:20 ad Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
@ -42,7 +42,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: linux_sched.c,v 1.40 2007/02/09 21:55:19 ad Exp $");
__KERNEL_RCSID(0, "$NetBSD: linux_sched.c,v 1.41 2007/02/09 23:51:20 ad Exp $");
#include <sys/param.h>
#include <sys/mount.h>
@ -394,6 +394,7 @@ linux_sys_exit_group(l, v, retval)
* care of hiding the zombies and reporting the exit code
* properly.
*/
mutex_enter(&proclist_mutex);
LIST_FOREACH(e, &led->s->threads, threads) {
if (e->proc == p)
continue;
@ -406,6 +407,8 @@ linux_sys_exit_group(l, v, retval)
/* Now, kill ourselves */
psignal(p, SIGKILL);
mutex_exit(&proclist_mutex);
return 0;
}