ST_JOINED
if ((!(li->li_physical->pi_state & ST_JOINED)) &&
li->li_physical->pi_state |= ST_JOINED;
li->li_state |= ST_JOINED;
if (li->li_state & ST_JOINED) {
assert(pi->pi_state & ST_JOINED);
li->li_physical->pi_state &= ~ST_JOINED;
li->li_state &= ~ST_JOINED;
pi->pi_state |= ST_JOINED;
oli->li_state |= ST_JOINED;