Esempi in C++ (Cpp) per prefetch_first

Esempio n. 1

File: handle_lb_qinq.c Progetto: nvf-crucio/PROX

int handle_lb_qinq_bulk_set_port(struct task_base *tbase, struct rte_mbuf **mbufs, uint16_t n_pkts)
{
	struct task_lb_qinq *task = (struct task_lb_qinq *)tbase;
	uint8_t out[MAX_PKT_BURST];
	uint16_t j;
#if RTE_VERSION < RTE_VERSION_NUM(1,8,0,0)
	uint32_t port_id = mbufs[0]->pkt.in_port;
#else
	uint32_t port_id = mbufs[0]->port;
#endif

	if (tbase->rx_pkt == rx_pkt_hw) {
		port_id = tbase->rx_params_hw.last_read_portid + tbase->rx_params_hw.nb_rxports;
		port_id = ( port_id - 1 ) % tbase->rx_params_hw.nb_rxports;
		port_id = tbase->rx_params_hw.rx_pq[port_id].port;
	} else if (tbase->rx_pkt == rx_pkt_hw1) {
		port_id = tbase->rx_params_hw1.rx_pq.port;
	}

	prefetch_first(mbufs, n_pkts);

	for (j = 0; j + PREFETCH_OFFSET < n_pkts; ++j) {
#ifdef PROX_PREFETCH_OFFSET
		PREFETCH0(mbufs[j + PREFETCH_OFFSET]);
		PREFETCH0(rte_pktmbuf_mtod(mbufs[j + PREFETCH_OFFSET - 1], void *));
#endif
#if RTE_VERSION < RTE_VERSION_NUM(1,8,0,0)
		mbufs[j]->pkt.in_port = port_id;
#else
		mbufs[j]->port = port_id;
#endif
		out[j] = handle_lb_qinq(task, mbufs[j]);
	}
#ifdef PROX_PREFETCH_OFFSET
	PREFETCH0(rte_pktmbuf_mtod(mbufs[n_pkts - 1], void *));
	for (; j < n_pkts; ++j) {
#if RTE_VERSION < RTE_VERSION_NUM(1,8,0,0)
		mbufs[j]->pkt.in_port = port_id;
#else
		mbufs[j]->port = port_id;
#endif
		out[j] = handle_lb_qinq(task, mbufs[j]);
	}
#endif

	return task->base.tx_pkt(&task->base, mbufs, n_pkts, out);
}

Esempio n. 2

File: handle_unmpls.c Progetto: crucio-io/VNFs

void handle_unmpls_bulk(struct task_base *tbase, struct rte_mbuf **mbufs, uint16_t n_pkts)
{
	struct task_unmpls *task = (struct task_unmpls *)tbase;
	uint16_t j;

	prefetch_first(mbufs, n_pkts);

	for (j = 0; j + PREFETCH_OFFSET < n_pkts; ++j) {
#ifdef BRAS_PREFETCH_OFFSET
		PREFETCH0(mbufs[j + PREFETCH_OFFSET]);
		PREFETCH0(rte_pktmbuf_mtod(mbufs[j + PREFETCH_OFFSET - 1], void *));
#endif
		handle_unmpls(task, mbufs[j]);
	}
#ifdef BRAS_PREFETCH_OFFSET
	PREFETCH0(rte_pktmbuf_mtod(mbufs[n_pkts - 1], void *));
	for (; j < n_pkts; ++j) {
		handle_unmpls(task, mbufs[j]);
	}
#endif
	task->tx_pkt(&task->base);
}

Esempio n. 3

File: handle_lb_qinq.c Progetto: nvf-crucio/PROX

int handle_lb_qinq_bulk(struct task_base *tbase, struct rte_mbuf **mbufs, uint16_t n_pkts)
{
	struct task_lb_qinq *task = (struct task_lb_qinq *)tbase;
	uint8_t out[MAX_PKT_BURST];
	uint16_t j;

	prefetch_first(mbufs, n_pkts);

	for (j = 0; j + PREFETCH_OFFSET < n_pkts; ++j) {
#ifdef PROX_PREFETCH_OFFSET
		PREFETCH0(mbufs[j + PREFETCH_OFFSET]);
		PREFETCH0(rte_pktmbuf_mtod(mbufs[j + PREFETCH_OFFSET - 1], void *));
#endif
		out[j] = handle_lb_qinq(task, mbufs[j]);
	}
#ifdef PROX_PREFETCH_OFFSET
	PREFETCH0(rte_pktmbuf_mtod(mbufs[n_pkts - 1], void *));
	for (; j < n_pkts; ++j) {
		out[j] = handle_lb_qinq(task, mbufs[j]);
	}
#endif

	return task->base.tx_pkt(&task->base, mbufs, n_pkts, out);
}