LSFL_RCOM_WAIT
set_bit(LSFL_RCOM_WAIT, &ls->ls_flags);
clear_bit(LSFL_RCOM_WAIT, &ls->ls_flags);
if (!test_bit(LSFL_RCOM_WAIT, &ls->ls_flags) ||
clear_bit(LSFL_RCOM_WAIT, &ls->ls_flags);
if (test_bit(LSFL_RCOM_WAIT, &ls->ls_flags)) {