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

[Jakub Kicinski]

On Mon, 31 Jul 2023 14:00:25 +0800 Wei Fang wrote:
>  		} else {
> -			xdp_return_frame(xdpf);
> +			xdp_return_frame_rx_napi(xdpf);

If you implement Jesper's syncing suggestions, I think you can use

	page_pool_put_page(pool, page, 0, true);

for XDP_TX here to avoid the DMA sync on page recycle.