TP_FT_REQ_FILL_RXHASH
if (pkc->feature_req_word & TP_FT_REQ_FILL_RXHASH)
req3.tp_feature_req_word = TP_FT_REQ_FILL_RXHASH;
ring->req3.tp_feature_req_word = TP_FT_REQ_FILL_RXHASH;