提交 983e4345 编写于 作者: J Jesper Dangaard Brouer 提交者: Alexei Starovoitov

sfc: Add XDP frame size

This driver uses RX page-split when possible. It was recently fixed
in commit 86e85bf6 ("sfc: fix XDP-redirect in this driver") to
add needed tailroom for XDP-redirect.

After the fix efx->rx_page_buf_step is the frame size, with enough
head and tail-room for XDP-redirect.
Signed-off-by: NJesper Dangaard Brouer <brouer@redhat.com>
Signed-off-by: NAlexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/158945335278.97035.14611425333184621652.stgit@firesoul
上级 63fe91ab
无相关合并请求
......@@ -308,6 +308,7 @@ static bool efx_do_xdp(struct efx_nic *efx, struct efx_channel *channel,
xdp_set_data_meta_invalid(&xdp);
xdp.data_end = xdp.data + rx_buf->len;
xdp.rxq = &rx_queue->xdp_rxq_info;
xdp.frame_sz = efx->rx_page_buf_step;
xdp_act = bpf_prog_run_xdp(xdp_prog, &xdp);
rcu_read_unlock();
......
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