Re: [PATCH net-next v9 3/3] net: ethernet: ti: am65-cpsw: Add minimal XDP support

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On 4/12/2024 8:38 AM, Julien Panis wrote:
> This patch adds XDP (eXpress Data Path) support to TI AM65 CPSW
> Ethernet driver. The following features are implemented:
> - NETDEV_XDP_ACT_BASIC (XDP_PASS, XDP_TX, XDP_DROP, XDP_ABORTED)
> - NETDEV_XDP_ACT_REDIRECT (XDP_REDIRECT)
> - NETDEV_XDP_ACT_NDO_XMIT (ndo_xdp_xmit callback)
> 
> The page pool memory model is used to get better performance.
> Below are benchmark results obtained for the receiver with iperf3 default
> parameters:
> - Without page pool: 495 Mbits/sec
> - With page pool: 605 Mbits/sec (actually 610 Mbits/sec, with a 5 Mbits/sec
> loss due to extra processing in the hot path to handle XDP).
> 
> Signed-off-by: Julien Panis <jpanis@xxxxxxxxxxxx>

Reviewed-by: Jacob Keller <jacob.e.keller@xxxxxxxxx>



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