linux-kernel - Re: [PATCH v22] edac, ras/hw_event.h: use events to handle hw issues

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Date:	Thu, 10 May 2012 18:46:56 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Mauro Carvalho Chehab <mchehab@...hat.com>
Cc:	Borislav Petkov <bp@...64.org>,
	Linux Edac Mailing List <linux-edac@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Doug Thompson <norsk5@...oo.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...hat.com>, Tony Luck <tony.luck@...el.com>
Subject: Re: [PATCH v22] edac, ras/hw_event.h: use events to handle hw issues

On Thu, 2012-05-10 at 17:55 -0300, Mauro Carvalho Chehab wrote:

> >>  EXPORT_SYMBOL_GPL(edac_mc_handle_error);
> >> diff --git a/include/ras/hw_event.h b/include/ras/hw_event.h
> >> new file mode 100644
> >> index 0000000..66981ef
> >> --- /dev/null
> >> +++ b/include/ras/hw_event.h
> >> @@ -0,0 +1,77 @@
> >> +#undef TRACE_SYSTEM
> >> +#define TRACE_SYSTEM hw_event
> > 
> > 			ras
> 
> Then, the header name should be called as "ras.h", otherwise an error happens:
> 
> In file included from include/ras/hw_event.h:77:0,
>                  from drivers/edac/edac_mc.c:38:
> include/trace/define_trace.h:79:43: fatal error: ../../include/ras/ras.h: Arquivo ou diretório não encontrado

>From samples/trace_events/trace-events-sample.h:

/*
 * TRACE_INCLUDE_FILE is not needed if the filename and TRACE_SYSTEM are equal
 */
#define TRACE_INCLUDE_FILE trace-events-sample

Thus, you could do:

+++ b/include/ras/hw_event.h

+undef TRACE_SYSTEM
+define TRACE_SYSTEM ras

[...]

#define TRACE_INCLUDE_FILE hw_event


-- Steve


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