RE: [PATCH V3 net-next] net: fec: add XDP_TX feature support

Wei Fang
2023-08-02T02:43:23Z

> -----Original Message-----
> Subject: Re: [PATCH V3 net-next] net: fec: add XDP_TX feature support
>
> On Mon, 31 Jul 2023 14:00:25 +0800 Wei Fang wrote:
> > case XDP_TX:
> > + err = fec_enet_xdp_tx_xmit(fep->netdev, xdp);
> > + if (err) {
> > + ret = FEC_ENET_XDP_CONSUMED;
> > + page = virt_to_head_page(xdp->data);
> > + page_pool_put_page(rxq->page_pool, page, sync, true);
>
> The error path should call trace_xdp_exception().

Thanks for your reminder, it made me realize that the error processing of
other XDP actions also needs to add exception tracing. I'll add the exception
tracing for XDP_TX in V4 patch, and add the tracing for other XDP actions in
a separate patch.