linux-kernel - Re: [RFC][PATCH 4/4] perf/events: Use helper functions in event assignment to shrink macro size

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Message-ID: <1344869225.31459.34.camel@twins>
Date:	Mon, 13 Aug 2012 16:47:05 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Frederic Weisbecker <fweisbec@...il.com>
Subject: Re: [RFC][PATCH 4/4] perf/events: Use helper functions in event
 assignment to shrink macro size

On Mon, 2012-08-13 at 10:40 -0400, Steven Rostedt wrote:
> > Yeah.. I think you're referring to the {u,k}probes open-coded nonsense?
> > Should we make those use these new helpers you created as well?
> 
> They may not need it. The helpers I created were for the macros that are
> created by all TRACE_EVENT() instances. If the uprobes and kprobes only
> have a single instance, then they probably don't need the helpers. But
> they still call the perf_trace_buf_submit(), which can can probably be
> cleaned up. 

Right, I realize that. I was just thinking it might be good to keep all
(3?) copies similar. Also avoiding two sets of wrappers seems like a
good idea.

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