[src/trunk]: src/sys/rump/librump/rumpkern proper panic for trying to release...

[pooka <pooka%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c8e44653c5c5
branches:  trunk
changeset: 757518:c8e44653c5c5
user:      pooka <pooka%NetBSD.org@localhost>
date:      Wed Sep 01 21:16:56 2010 +0000

description:
proper panic for trying to release implicit lwp

diffstat:

 sys/rump/librump/rumpkern/lwproc.c |  7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diffs (28 lines):

diff -r 5cd733e7ce48 -r c8e44653c5c5 sys/rump/librump/rumpkern/lwproc.c
--- a/sys/rump/librump/rumpkern/lwproc.c        Wed Sep 01 19:57:52 2010 +0000
+++ b/sys/rump/librump/rumpkern/lwproc.c        Wed Sep 01 21:16:56 2010 +0000
@@ -1,4 +1,4 @@
-/*      $NetBSD: lwproc.c,v 1.1 2010/09/01 19:37:58 pooka Exp $        */
+/*      $NetBSD: lwproc.c,v 1.2 2010/09/01 21:16:56 pooka Exp $        */
 
 /*
  * Copyright (c) 2010 Antti Kantee.  All Rights Reserved.
@@ -26,7 +26,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: lwproc.c,v 1.1 2010/09/01 19:37:58 pooka Exp $");
+__KERNEL_RCSID(0, "$NetBSD: lwproc.c,v 1.2 2010/09/01 21:16:56 pooka Exp $");
 
 #include <sys/param.h>
 #include <sys/atomic.h>
@@ -320,6 +320,9 @@
        struct proc *p;
        struct lwp *l = curlwp;
 
+       if (l->l_refcnt == 0 && l->l_flag & LW_WEXIT)
+               panic("releasing non-pertinent lwp");
+
        p = l->l_proc;
        mutex_enter(p->p_lock);
        KASSERT(l->l_refcnt != 0);