linux-kernel - Re: [RFD] Kprobes/Kretprobes perf support

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Message-Id: <1250111397.7035.1.camel@laptop>
Date:	Wed, 12 Aug 2009 23:09:57 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Frederic Weisbecker <fweisbec@...il.com>
Cc:	Masami Hiramatsu <mhiramat@...hat.com>,
	Ingo Molnar <mingo@...e.hu>,
	LKML <linux-kernel@...r.kernel.org>,
	Lai Jiangshan <laijs@...fujitsu.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>,
	Jiaying Zhang <jiayingz@...gle.com>,
	Martin Bligh <mbligh@...gle.com>,
	Li Zefan <lizf@...fujitsu.com>, Jason Baron <jbaron@...hat.com>
Subject: Re: [RFD] Kprobes/Kretprobes perf support

On Wed, 2009-08-12 at 21:13 +0200, Frederic Weisbecker wrote:

> Ingo, Peter do you have an idea on how we could do that?

Wouldn't it be easiest to use ftrace to create dynamic tracepoints in
the ftrace way such that they become available in
debugfs://tracing/events/kprobes/*/ and then have them interfaced the
same way as all other tracepoints?



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