K 10 svn:author V 3 kib K 8 svn:date V 27 2012-03-07T08:02:43.982472Z K 7 svn:log V 172 MFC r232301: Always request exclusive lock for the lower vnode in nullfs_vget(). The null_nodeget() requires exclusive lock on lowervp to be able to insmntque() new vnode. END