LINK_CHAN_LOAD_LVL_NONE
new_lvl > LINK_CHAN_LOAD_LVL_NONE; new_lvl--) {
.old_lvl = LINK_CHAN_LOAD_LVL_NONE,
.expected_lvl = LINK_CHAN_LOAD_LVL_NONE,
.old_lvl = LINK_CHAN_LOAD_LVL_NONE,
.expected_lvl = LINK_CHAN_LOAD_LVL_NONE,