This will allow __perf_event_overflow() (which is independent of
CONFIG_BPF_SYSCALL) to use struct perf_event's prog to decide whether to
call bpf_overflow_handler().
Suggested-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Kyle Huey <khuey@kylehuey.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20240412015019.7060-4-khuey@kylehuey.com
        u64                             (*clock)(void);
        perf_overflow_handler_t         overflow_handler;
        void                            *overflow_handler_context;
-#ifdef CONFIG_BPF_SYSCALL
        perf_overflow_handler_t         orig_overflow_handler;
        struct bpf_prog                 *prog;
        u64                             bpf_cookie;
-#endif
 
 #ifdef CONFIG_EVENT_TRACING
        struct trace_event_call         *tp_event;