netdev - Re: [RFC PATCH bpf-next 8/8] bpftool: add bpf

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Date:   Wed, 8 Apr 2020 17:44:17 -0600
From:   David Ahern <dsahern@...il.com>
To:     Andrii Nakryiko <andriin@...com>, bpf@...r.kernel.org,
        netdev@...r.kernel.org, ast@...com, daniel@...earbox.net
Cc:     andrii.nakryiko@...il.com, kernel-team@...com
Subject: Re: [RFC PATCH bpf-next 8/8] bpftool: add bpf_link show and pin
 support

On 4/3/20 6:09 PM, Andrii Nakryiko wrote:
> diff --git a/tools/bpf/bpftool/main.c b/tools/bpf/bpftool/main.c
> index 466c269eabdd..4b2f74941625 100644
> --- a/tools/bpf/bpftool/main.c
> +++ b/tools/bpf/bpftool/main.c
> @@ -30,6 +30,7 @@ bool verifier_logs;
>  bool relaxed_maps;
>  struct pinned_obj_table prog_table;
>  struct pinned_obj_table map_table;
> +struct pinned_obj_table link_table;
>  
>  static void __noreturn clean_and_exit(int i)
>  {
> @@ -215,6 +216,7 @@ static const struct cmd cmds[] = {
>  	{ "batch",	do_batch },
>  	{ "prog",	do_prog },
>  	{ "map",	do_map },
> +	{ "link",	do_link },
>  	{ "cgroup",	do_cgroup },
>  	{ "perf",	do_perf },
>  	{ "net",	do_net },

you need to add 'link' to the OBJECT list in do_help.