[PATCH 4/4] (RFC) X86: add IPI tracepoints

[Steven Rostedt]

On Fri, 18 Jul 2014 01:18:55 -0400
Nicolas Pitre <nicolas.pitre at linaro.org> wrote:

 
> diff --git a/arch/x86/kernel/smp.c b/arch/x86/kernel/smp.c
> index be8e1bde07..e154d176cf 100644
> --- a/arch/x86/kernel/smp.c
> +++ b/arch/x86/kernel/smp.c
> @@ -31,6 +31,12 @@
>  #include <asm/apic.h>
>  #include <asm/nmi.h>
>  #include <asm/trace/irq_vectors.h>
> +
> +#define CREATE_TRACE_POINTS
> +#undef TRACE_INCLUDE_PATH
> +#undef TRACE_INCLUDE_FILE

I'm curious to why you added the #undefs. I wouldn't think they were
needed.

-- Steve

> +#include <trace/events/ipi.h>
> +
>  /*
>   *	Some notes on x86 processor bugs affecting SMP operation:
>   *