Re: [PATCH bpf-next v3 06/18] libbpf: Add enum64 deduplication support

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On Thu, May 26, 2022 at 11:55 AM Yonghong Song <yhs@xxxxxx> wrote:
>
> Add enum64 deduplication support. BTF_KIND_ENUM64 handling
> is very similar to BTF_KIND_ENUM.
>
> Signed-off-by: Yonghong Song <yhs@xxxxxx>
> ---
>  tools/lib/bpf/btf.c | 62 +++++++++++++++++++++++++++++++++++++++++++--
>  tools/lib/bpf/btf.h |  5 ++++
>  2 files changed, 65 insertions(+), 2 deletions(-)
>

[...]

> diff --git a/tools/lib/bpf/btf.h b/tools/lib/bpf/btf.h
> index a41463bf9060..b22c648c69ff 100644
> --- a/tools/lib/bpf/btf.h
> +++ b/tools/lib/bpf/btf.h
> @@ -531,6 +531,11 @@ static inline bool btf_is_type_tag(const struct btf_type *t)
>         return btf_kind(t) == BTF_KIND_TYPE_TAG;
>  }
>
> +static inline bool btf_type_is_any_enum(const struct btf_type *t)

btf_is_any_enum() for consistency with all other helpers?

The rest looks great!

> +{
> +       return btf_is_enum(t) || btf_is_enum64(t);
> +}
> +
>  static inline __u8 btf_int_encoding(const struct btf_type *t)
>  {
>         return BTF_INT_ENCODING(*(__u32 *)(t + 1));
> --
> 2.30.2
>



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