Re: [PATCH v4 bpf-next 09/11] bpf: Support ->fill_link_info for perf_event

[Alexei Starovoitov <alexei.starovoitov@xxxxxxxxx>]

On Tue, Jun 20, 2023 at 9:30 AM Yafang Shao <laoar.shao@xxxxxxxxx> wrote:
>
> +enum bpf_perf_event_type {
> +       BPF_PERF_EVENT_UNSPEC = 0,
> +       BPF_PERF_EVENT_UPROBE = 1,
> +       BPF_PERF_EVENT_KPROBE = 2,
> +       BPF_PERF_EVENT_TRACEPOINT = 3,
> +       BPF_PERF_EVENT_EVENT = 4,
> +
> +       MAX_BPF_PERF_EVENT_TYPE,
> +};

afaics MAX_BPF_PERF_EVENT_TYPE is completely unused.
Every patch should be focusing on minimizing additions to uapi.