class Concurrent::Collection::AtomicReferenceMapBackend
def try_in_resize_lock(current_table, size_ctrl)
def try_in_resize_lock(current_table, size_ctrl) if cas_size_control(size_ctrl, NOW_RESIZING) begin if current_table == table # recheck under lock size_ctrl = yield # get new size_control end ensure self.size_control = size_ctrl end end end