middle_conversion
return (!middle_conversion(lkb) && lkb->lkb_rqmode < lkb->lkb_grmode);
if (middle_conversion(lkb) || lkb->lkb_rqmode >= lkb->lkb_grmode)
if (rl->rl_status == DLM_LKSTS_CONVERT && middle_conversion(lkb)) {
return !middle_conversion(cur, req) && req < cur;