enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/tools/perf/include/bpf/stdio.h
..
..
@@ -9,9 +9,6 @@
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        .max_entries = __NR_CPUS__,
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 };
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-static int (*perf_event_output)(void *, struct bpf_map *, int, void *, unsigned long) =
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-	(void *)BPF_FUNC_perf_event_output;
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-
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 #define puts(from) \
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 	({ const int __len = sizeof(from); \
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 	   char __from[__len] = from; \