add gpio led uart

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2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/arch/x86/include/asm/perf_event.h
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@@ -412,8 +412,10 @@
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 #ifdef CONFIG_X86_LOCAL_APIC
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 extern u32 get_ibs_caps(void);
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+extern int forward_event_to_ibs(struct perf_event *event);
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 #else
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 static inline u32 get_ibs_caps(void) { return 0; }
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+static inline int forward_event_to_ibs(struct perf_event *event) { return -ENOENT; }
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 #endif
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 #ifdef CONFIG_PERF_EVENTS