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The perf_event_read_event_output helper is currently only available to tracing protrams, but is useful for other BPF programs like sched_ext schedulers. When the helper is available, provide its bpf_func_proto directly from the bpf base_proto. Signed-off-by: Emil Tsalapatis (Meta) <emil@etsalapatis.com> Acked-by: Jiri Olsa <jolsa@kernel.org> Link: https://lore.kernel.org/r/20250318030753.10949-1-emil@etsalapatis.com Signed-off-by: Alexei Starovoitov <ast@kernel.org>