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

Jakub Kicinski
2023-08-02T17:47:52Z

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.