Re: [PATCH net-next] net: ucc_geth: Batch RX packets before stack handoff

[Rosen Penev]

On Wed, May 20, 2026 at 4:57 PM Jakub Kicinski <k...@kernel.org> wrote:
>
> On Sun, 17 May 2026 12:28:56 -0700 Rosen Penev wrote:
> > Collect received skbs on a local list during RX polling and pass the
> > completed batch to netif_receive_skb_list(). This lets the networking
> > stack process packets from a poll cycle in bulk instead of handing each
> > skb up individually.
>
> GRO should be even better.
GRO will result in slower routing performance because there is no
hardware checksum.
>
> > Speedup tested with bidirectional iperf3.
>
> Please mention the platform / board as well.
Will do.
> --
> pw-bot: cr