collapse_test_exit_or_disable
if (unlikely(collapse_test_exit_or_disable(mm)))
if (collapse_test_exit_or_disable(mm))
if (unlikely(collapse_test_exit_or_disable(mm)))
if (unlikely(collapse_test_exit_or_disable(mm))) {
if (unlikely(collapse_test_exit_or_disable(mm)))
if (collapse_test_exit_or_disable(mm) || !vma) {