Messages in this thread | | | Date | Mon, 21 Sep 2009 20:00:42 +0200 | From | Arjan van de Ven <> | Subject | Re: TRACE_EVENT_ABI ? |
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On Mon, 21 Sep 2009 12:46:07 -0400 Steven Rostedt <rostedt@goodmis.org> wrote:
> On Mon, 2009-09-21 at 15:28 +0200, Arjan van de Ven wrote: > > On Mon, 21 Sep 2009 09:26:41 -0400 (EDT) > > Steven Rostedt <rostedt@goodmis.org> wrote: > > > > > > > > [ Resending due to wrong SMTP server ] > > > > > > > > > On Mon, 21 Sep 2009, Arjan van de Ven wrote: > > > > > > > Hi, > > > > > > > > Ingo suggested to make a TRACE_EVENT_ABI, which is equivalent in > > > > implementation to TRACE_EVENT, except that it signals a stable > > > > interface. > > > > > > > > In trying to implement this I'm running into a wall where > > > > TRACE_EVENT keeps being defined in many different ways all over > > > > the place, making this a really nasty hack to make it just an > > > > alias. > > > > > > > > Do you have any clever ideas on how to make this an alias > > > > without fouling up the whole tracing system? > > > > > > > > > > I don't know what you've done so far, but can't you simply in > > > tracepoint.h define: > > > > > > #define TRACE_EVENT_API(a,b,c,d,e) TRACE_EVENT(a,b,c,d,e) > > > > unfortunately, due to the preprocessor trickery around TRACE_EVENT > > this completely barfs. > > I forgot to tell you about PARAMS. > > This patch compiled for me; >
your magic skills exceed mine ;-)
mind sending me a signoff for this ?
-- Arjan van de Ven Intel Open Source Technology Centre For development, discussion and tips for power savings, visit http://www.lesswatts.org
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