linux-kernel - Re: [PATCH bpf-next 2/3] bpf/bpftool: add missing link types

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Date:   Fri, 1 Apr 2022 17:05:02 +0100
From:   Quentin Monnet <quentin@...valent.com>
To:     Milan Landaverde <milan@...verde.com>, bpf@...r.kernel.org
Cc:     ast@...nel.org, daniel@...earbox.net, andrii@...nel.org,
        kafai@...com, songliubraving@...com, yhs@...com,
        john.fastabend@...il.com, kpsingh@...nel.org,
        davemarchevsky@...com, sdf@...gle.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH bpf-next 2/3] bpf/bpftool: add missing link types

2022-03-31 11:45 UTC-0400 ~ Milan Landaverde <milan@...verde.com>
> Will display the link type names in bpftool link show output
> 
> Signed-off-by: Milan Landaverde <milan@...verde.com>
> ---
>  tools/bpf/bpftool/link.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/tools/bpf/bpftool/link.c b/tools/bpf/bpftool/link.c
> index 97dec81950e5..9392ef390828 100644
> --- a/tools/bpf/bpftool/link.c
> +++ b/tools/bpf/bpftool/link.c
> @@ -20,6 +20,8 @@ static const char * const link_type_name[] = {
>  	[BPF_LINK_TYPE_CGROUP]			= "cgroup",
>  	[BPF_LINK_TYPE_ITER]			= "iter",
>  	[BPF_LINK_TYPE_NETNS]			= "netns",
> +	[BPF_LINK_TYPE_XDP]				= "xdp",
> +	[BPF_LINK_TYPE_PERF_EVENT]		= "perf_event",

Since this goes into bpf-next, we should add BPF_LINK_TYPE_KPROBE_MULTI
as well.

Quentin