code: func (s *server) relayTransactions(txns []*mempool.TxDesc) {
  	for _, txD := range txns {
  		iv := wire.NewInvVect(wire.InvTypeTx, txD.Tx.Hash())
  		s.RelayInventory(iv, txD)
  	}
  }
docs: // relayTransactions generates and relays inventory vectors for all of the
  // passed transactions to all connected peers.