Module Name:    src
Committed By:   yamt
Date:           Tue Aug 16 22:33:39 UTC 2011

Modified Files:
        src/sys/kern: vfs_vnops.c

Log Message:
vn_close: add an assertion


To generate a diff of this commit:
cvs rdiff -u -r1.181 -r1.182 src/sys/kern/vfs_vnops.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/kern/vfs_vnops.c
diff -u src/sys/kern/vfs_vnops.c:1.181 src/sys/kern/vfs_vnops.c:1.182
--- src/sys/kern/vfs_vnops.c:1.181	Sun Jun 12 03:35:57 2011
+++ src/sys/kern/vfs_vnops.c	Tue Aug 16 22:33:38 2011
@@ -1,4 +1,4 @@
-/*	$NetBSD: vfs_vnops.c,v 1.181 2011/06/12 03:35:57 rmind Exp $	*/
+/*	$NetBSD: vfs_vnops.c,v 1.182 2011/08/16 22:33:38 yamt Exp $	*/
 
 /*-
  * Copyright (c) 2009 The NetBSD Foundation, Inc.
@@ -66,7 +66,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vfs_vnops.c,v 1.181 2011/06/12 03:35:57 rmind Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vfs_vnops.c,v 1.182 2011/08/16 22:33:38 yamt Exp $");
 
 #include "veriexec.h"
 
@@ -348,6 +348,7 @@
 
 	if (flags & FWRITE) {
 		mutex_enter(vp->v_interlock);
+		KASSERT(vp->v_writecount > 0);
 		vp->v_writecount--;
 		mutex_exit(vp->v_interlock);
 	}

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