From: Jakub Kicinski <kuba@kernel.org>
To: Wei Fang <wei.fang@nxp.com>
Cc: shenwei.wang@nxp.com, xiaoning.wang@nxp.com, frank.li@nxp.com,
andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com,
pabeni@redhat.com, ast@kernel.org, daniel@iogearbox.net,
hawk@kernel.org, john.fastabend@gmail.com, sdf@fomichev.me,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
imx@lists.linux.dev, bpf@vger.kernel.org
Subject: Re: [PATCH v3 net-next 00/15] net: fec: improve XDP copy mode and add AF_XDP zero-copy support
Date: Wed, 21 Jan 2026 12:52:23 -0800 [thread overview]
Message-ID: <20260121125223.5f1d6361@kernel.org> (raw)
In-Reply-To: <20260121033357.3261464-1-wei.fang@nxp.com>
On Wed, 21 Jan 2026 11:33:42 +0800 Wei Fang wrote:
> This patch set optimizes the XDP copy mode logic as follows.
>
> 1. Separate the processing of RX XDP frames from fec_enet_rx_queue(),
> and adds a separate function fec_enet_rx_queue_xdp() for handling XDP
> frames.
>
> 2. For TX XDP packets, using the batch sending method to avoid frequent
> MMIO writes.
>
> 3. Use the switch statement to check the tx_buf type instead of the
> if...else... statement, making the cleanup logic of TX BD ring cleared
> and more efficient.
>
> We compared the performance of XDP copy mode before and after applying
> this patch set, and the results show that the performance has improved.
Somewhere in this series:
drivers/net/ethernet/freescale/fec_main.c:1043:4-5: Unneeded semicolon
--
pw-bot: cr
prev parent reply other threads:[~2026-01-21 20:52 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-21 3:33 [PATCH v3 net-next 00/15] net: fec: improve XDP copy mode and add AF_XDP zero-copy support Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 01/15] net: fec: add fec_txq_trigger_xmit() helper Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 02/15] net: fec: add fec_rx_error_check() to check RX errors Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 03/15] net: fec: add rx_shift to indicate the extra bytes padded in front of RX frame Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 04/15] net: fec: add fec_build_skb() to build a skb Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 05/15] net: fec: improve fec_enet_rx_queue() Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 06/15] net: fec: add fec_enet_rx_queue_xdp() for XDP path Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 07/15] net: fec: add tx_qid parameter to fec_enet_xdp_tx_xmit() Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 08/15] net: fec: transmit XDP frames in bulk Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 09/15] net: fec: remove unnecessary NULL pointer check when clearing TX BD ring Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 10/15] net: fec: use switch statement to check the type of tx_buf Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 11/15] net: fec: remove the size parameter from fec_enet_create_page_pool() Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 12/15] net: fec: move xdp_rxq_info* APIs out of fec_enet_create_page_pool() Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 13/15] net: fec: add fec_alloc_rxq_buffers_pp() to allocate buffers from page pool Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 14/15] net: fec: improve fec_enet_tx_queue() Wei Fang
2026-01-21 3:33 ` [PATCH v3 net-next 15/15] net: fec: add AF_XDP zero-copy support Wei Fang
2026-01-21 20:52 ` Jakub Kicinski [this message]
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