netdev - Re: [PATCH bpf-next 4/5] bpftool: Add struct

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Date:   Tue, 14 Jan 2020 17:45:15 -0800
From:   Andrii Nakryiko <andrii.nakryiko@...il.com>
To:     Martin KaFai Lau <kafai@...com>
Cc:     bpf <bpf@...r.kernel.org>, Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        David Miller <davem@...emloft.net>,
        Kernel Team <kernel-team@...com>,
        Networking <netdev@...r.kernel.org>
Subject: Re: [PATCH bpf-next 4/5] bpftool: Add struct_ops map name

On Tue, Jan 14, 2020 at 2:45 PM Martin KaFai Lau <kafai@...com> wrote:
>
> This patch adds BPF_MAP_TYPE_STRUCT_OPS to "struct_ops" name mapping
> so that "bpftool map show" can print the "struct_ops" map type
> properly.
>
> [root@...h-fb-vm1 bpf]# ~/devshare/fb-kernel/linux/tools/bpf/bpftool/bpftool map show id 8
> 8: struct_ops  name dctcp  flags 0x0
>         key 4B  value 256B  max_entries 1  memlock 4096B
>         btf_id 7
>
> Signed-off-by: Martin KaFai Lau <kafai@...com>
> ---

Acked-by: Andrii Nakryiko <andriin@...com>

>  tools/bpf/bpftool/map.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/tools/bpf/bpftool/map.c b/tools/bpf/bpftool/map.c
> index 45c1eda6512c..4c5b15d736b6 100644
> --- a/tools/bpf/bpftool/map.c
> +++ b/tools/bpf/bpftool/map.c
> @@ -48,6 +48,7 @@ const char * const map_type_name[] = {
>         [BPF_MAP_TYPE_QUEUE]                    = "queue",
>         [BPF_MAP_TYPE_STACK]                    = "stack",
>         [BPF_MAP_TYPE_SK_STORAGE]               = "sk_storage",
> +       [BPF_MAP_TYPE_STRUCT_OPS]               = "struct_ops",
>  };
>
>  const size_t map_type_name_size = ARRAY_SIZE(map_type_name);
> --
> 2.17.1
>