smc_tx_prepared_sends
answ = smc_tx_prepared_sends(&smc->conn);
if ((diff_cons && smc_tx_prepared_sends(conn)) ||
if (!smc_tx_prepared_sends(&smc->conn))
!smc_tx_prepared_sends(&smc->conn) ||
smc_tx_prepared_sends(conn) > corking_size)
if (unlikely(smc_tx_prepared_sends(conn) <= 0))