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2019 Feb 08
0
[PATCH net] virtio_net: Account for tx bytes and packets on sending xdp_frames
...ack of XDP decisions statistics, report them in
> ethtool and in the new API suggested by David. track even (XDP_PASS) ?
>
> Maybe instead of having all drivers track the statistics on their own,
> we should move the responsibility to upper layer.
>
> Idea: since we already have rxq_info structure per XDP ring (no false
> sharing) and available per xdp_buff we can do:
>
> +++ b/include/linux/filter.h
> @@ -651,7 +651,9 @@ static __always_inline u32 bpf_prog_run_xdp(const
> struct bpf_prog *prog,
> * already takes rcu_read_lock() when fetching the program...