Re: [PATCH] tracing: add support for tracing MMIO helpers

From	Steven Rostedt <rostedt@goodmis.org>
Newsgroups	linux.kernel
Subject	Re: [PATCH] tracing: add support for tracing MMIO helpers
Date	2016-04-26 21:40 +0200
Message-ID	<rsgZY-4OI-23@gated-at.bofh.it> (permalink)
References	<rsgwW-4xy-17@gated-at.bofh.it> <rsgGB-4BZ-1@gated-at.bofh.it>
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On Tue, 26 Apr 2016 21:14:47 +0200
Arnd Bergmann <arnd@arndb.de> wrote:


> > +/* This part must be outside protection */
> > +#include <trace/define_trace.h>
> > diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
> > index e45db6b0d878..feca834436c5 100644
> > --- a/kernel/trace/Kconfig
> > +++ b/kernel/trace/Kconfig
> > @@ -372,6 +372,22 @@ config STACK_TRACER
> >  
> >  	  Say N if unsure.
> >  
> > +config TRACE_MMIO_HELPERS
> > +       bool "Support for tracing MMIO helpers"
> > +       select GENERIC_TRACER  
> 
> How about putting a whitelist of architectures here that are including
> the necessary definitions? Or better, a HAVE_TRACE_MMIO_HELPERS
> symbol that gets selected by architectures and that this depends on?
> 

Agreed.

-- Steve

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[PATCH] tracing: add support for tracing MMIO helpers Rabin Vincent <rabin@rab.in> - 2016-04-26 21:10 +0200
  Re: [PATCH] tracing: add support for tracing MMIO helpers Arnd Bergmann <arnd@arndb.de> - 2016-04-26 21:20 +0200
    Re: [PATCH] tracing: add support for tracing MMIO helpers Steven Rostedt <rostedt@goodmis.org> - 2016-04-26 21:40 +0200

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