linux-kernel - Re: [PATCH] Tracing: do export trace_set_clr

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Message-ID: <1289224934.12418.1.camel@gandalf.stny.rr.com>
Date:	Mon, 08 Nov 2010 09:02:14 -0500
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Chris Wilson <chris@...is-wilson.co.uk>
Cc:	Christoph Hellwig <hch@...radead.org>,
	Yuanhan Liu <yuanhan.liu@...ux.intel.com>,
	linux-kernel@...r.kernel.org,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...hat.com>
Subject: Re: [PATCH] Tracing: do export trace_set_clr_event

On Mon, 2010-11-08 at 10:14 +0000, Chris Wilson wrote:

> The question then became how to enable register tracing upon module load?
> This was the simpler proposal, add a module parameter to enable the
> tracepoints - hence the exporting of this routine. The alternative that we
> are mulling over is whether it is possible for ftrace to parse a trace= on
> every module load to manipulate the tracepoints within that module.

I like the trace=on parameter much better. If that is set we could
enable the tracepoints of that module at load time. I really do not want
to export the function that was proposed in that patch.

-- Steve


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