[src/trunk]: src/sys/kern Revert previous. The KASSERT() is right and my anal...

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

details:   https://anonhg.NetBSD.org/src/rev/c33a58bdea33
branches:  trunk
changeset: 750819:c33a58bdea33
user:      bouyer <bouyer%NetBSD.org@localhost>
date:      Fri Jan 15 19:28:26 2010 +0000

description:
Revert previous. The KASSERT() is right and my analysis is wrong,
as pointed out by pooka@.

diffstat:

 sys/kern/vfs_subr.c |  6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diffs (34 lines):

diff -r 75bebe9a7667 -r c33a58bdea33 sys/kern/vfs_subr.c
--- a/sys/kern/vfs_subr.c       Fri Jan 15 19:24:49 2010 +0000
+++ b/sys/kern/vfs_subr.c       Fri Jan 15 19:28:26 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: vfs_subr.c,v 1.396 2010/01/14 22:41:52 bouyer Exp $    */
+/*     $NetBSD: vfs_subr.c,v 1.397 2010/01/15 19:28:26 bouyer Exp $    */
 
 /*-
  * Copyright (c) 1997, 1998, 2004, 2005, 2007, 2008 The NetBSD Foundation, Inc.
@@ -91,7 +91,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vfs_subr.c,v 1.396 2010/01/14 22:41:52 bouyer Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vfs_subr.c,v 1.397 2010/01/15 19:28:26 bouyer Exp $");
 
 #include "opt_ddb.h"
 #include "opt_compat_netbsd.h"
@@ -641,6 +641,7 @@
                vp->v_socket = NULL;
        }
 
+       KASSERT(vp->v_usecount == 1);
        KASSERT(vp->v_freelisthd == NULL);
        KASSERT(LIST_EMPTY(&vp->v_nclist));
        KASSERT(LIST_EMPTY(&vp->v_dnclist));
@@ -681,6 +682,7 @@
 ungetnewvnode(vnode_t *vp)
 {
 
+       KASSERT(vp->v_usecount == 1);
        KASSERT(vp->v_data == NULL);
        KASSERT(vp->v_freelisthd == NULL);