[PATCH v3] tap: fix build of TAP BPF program

[Ferruh Yigit]

On 7/21/2023 12:25 AM, Stephen Hemminger wrote:
> Move the BPF program related code into a subdirectory.
> And add a Makefile for building it.
> 
> The code was depending on old versions of headers from iproute2.
> Include those headers here so that build works.
> 

Thanks Stephen, build works now.
But I am not sure about importing dependent headers to DPDK, could build
work with latest external headers if application updated accordingly?

> The standalone build was also broken because by
> commit ef5baf3486e0 ("replace packed attributes")
> which introduced __rte_packed into this code.
> 
> Add a python program to extract the resulting BPF into
> a format that can be consumed by the TAP driver.
> 
> Update the documentation.
> 
> Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>

<...>

> --- /dev/null
> +++ b/drivers/net/tap/bpf/bpf_api.h
> @@ -0,0 +1,261 @@
> +#ifndef __BPF_API__
> +#define __BPF_API__
> +

What should be License and Copyright of these files?
Same for all imported headers.