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

[Steven Rostedt]

On Fri, 18 Jul 2014 16:59:50 -0400 (EDT)
Nicolas Pitre <nicolas.pitre at linaro.org> wrote:

> On Fri, 18 Jul 2014, Steven Rostedt wrote:
> 
> > 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.
> 
> They are needed because asm/trace/irq_vectors.h included prior that 
> point defines them for itself and that makes the inclusion of 
> trace/events/ipi.h fail.
> 

Bah, I tried to get rid of the need for those, but it seems that the
macro magic is getting a bit out of hand. I need a new macro magic
hat :-p

What you got here will have to do.


-- Steve