net: mvpp2: Add xdp tx return bulking support (dbef19cc) · Commits · 戴 / test

Convert mvpp2 driver to xdp_return_frame_bulk APIs. XDP_REDIRECT (upstream codepath): 1.79Mpps XDP_REDIRECT (upstream codepath + bulking APIs): 1.93Mpps Co-developed-by:

Jesper Dangaard Brouer <brouer@redhat.com> Signed-off-by:

Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by:

Daniel Borkmann <daniel@iogearbox.net> Tested-by:

Matteo Croce <mcroce@microsoft.com> Acked-by:

John Fastabend <john.fastabend@gmail.com> Link: https://lore.kernel.org/bpf/0b38c295e58e8ce251ef6b4e2187a2f457f9f7a3.1605267335.git.lorenzo@kernel.org

drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c

+9 −1

Original line number	Diff line number	Diff line
		@@ -2440,8 +2440,13 @@ static void mvpp2_txq_bufs_free(struct mvpp2_port *port,
		struct mvpp2_tx_queue *txq,
		struct mvpp2_txq_pcpu *txq_pcpu, int num)
		{
		struct xdp_frame_bulk bq;
		int i;

		xdp_frame_bulk_init(&bq);

		rcu_read_lock(); /* need for xdp_return_frame_bulk */

		for (i = 0; i < num; i++) {
		struct mvpp2_txq_pcpu_buf *tx_buf =
		txq_pcpu->buffs + txq_pcpu->txq_get_index;
		@@ -2454,10 +2459,13 @@ static void mvpp2_txq_bufs_free(struct mvpp2_port *port,
		dev_kfree_skb_any(tx_buf->skb);
		else if (tx_buf->type == MVPP2_TYPE_XDP_TX \|\|
		tx_buf->type == MVPP2_TYPE_XDP_NDO)
		xdp_return_frame(tx_buf->xdpf);
		xdp_return_frame_bulk(tx_buf->xdpf, &bq);

		mvpp2_txq_inc_get(txq_pcpu);
		}
		xdp_flush_frame_bulk(&bq);

		rcu_read_unlock();
		}

		static inline struct mvpp2_rx_queue mvpp2_get_rx_queue(struct mvpp2_port port,

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