EX_CTRL
if (ex->ex_type == EX_CTRL) {
KASSERT(ex->ex_type == EX_CTRL || ex->ex_type == EX_INTR ||
if (ex->ex_type == EX_CTRL) {
case EX_CTRL:
if (exfer->ex_type == EX_CTRL) {
exfer->ex_type = EX_CTRL;
KASSERT(ex->ex_type == EX_CTRL);
case EX_CTRL:
if (ex->ex_type == EX_CTRL) {