Re: [PATCH bpf-next v4] selftests/bpf: Add LPM trie microbenchmarks

[Alexei Starovoitov]

On Tue, Aug 26, 2025 at 6:12 AM Matt Fleming <m...@readmodwrite.com> wrote:
>
> +static int baseline(__u32 index, __u32 *unused)
> +{
> +       struct trie_key key;
> +       __s64 blackbox;
> +
> +       generate_key(&key);
> +       /* Avoid compiler optimizing out the modulo */
> +       barrier_var(blackbox);
> +       blackbox = READ_ONCE(key.data);

Overall looks good, but gcc-bpf found an actual issue.

pw-bot: cr