From cef31ff7d9f9249ddf6a5aab97230cbef63a6797 Mon Sep 17 00:00:00 2001
From: Kris Kennaway <kris@FreeBSD.org>
Date: Sat, 29 Apr 2006 07:13:49 +0000
Subject: [PATCH] Lock giant when assigning ni_vp and keep vfslocked state
 valid.

Committed for:	jeff
---
 sys/kern/vfs_lookup.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sys/kern/vfs_lookup.c b/sys/kern/vfs_lookup.c
index a0bbb169279..1126bd5deb3 100644
--- a/sys/kern/vfs_lookup.c
+++ b/sys/kern/vfs_lookup.c
@@ -508,6 +508,7 @@ dirloop:
 			    dp == rootvnode) {
 				ndp->ni_dvp = dp;
 				ndp->ni_vp = dp;
+				vfslocked = VFS_LOCK_GIANT(dp->v_mount);
 				VREF(dp);
 				goto nextname;
 			}