From: Daniel Borkmann <dan...@iogearbox.net>
Date: Fri, 28 Apr 2017 15:44:29 +0200
> Follow-up to commit c7272ca72009 ("bpf: add initial support for
> attaching xdp progs") to also support generic XDP. This adds an
> indicator for loaded generic XDP programs when programs are loaded
> as shown in c7272ca72009, but the driver still lacks native XDP
> support.
>
> # ip link
> [...]
> 3: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 xdpgeneric qdisc [...]
> link/ether 0c:c4:7a:03:f9:25 brd ff:ff:ff:ff:ff:ff
> [...]
>
> In case the driver does support native XDP, but the user wants
> to load the program as generic XDP (e.g. for testing purposes),
> then this can be done with the same semantics as in c7272ca72009,
> but with 'xdpgeneric' instead of 'xdp' command for loading:
>
> # ip -force link set dev eno1 xdpgeneric obj xdp.o
>
> Signed-off-by: Daniel Borkmann <dan...@iogearbox.net>
Acked-by: David S. Miller <da...@davemloft.net>
