def __init__(self):
        vstruct.VStruct.__init__(self)
        self.TreeNode = RTL_BALANCED_NODE()
        self.ThreadUnsafe = v_ptr32()
        self.LockState = KLOCK_ENTRY_LOCK_STATE()
        self.OwnerTree = RTL_RB_TREE()
        self.WaiterTree = RTL_RB_TREE()
        self.EntryLock = v_uint32()
        self.AllBoosts = v_uint16()
        self.IoNormalPriorityWaiterCount = v_uint16()