linux-kernel - Re: [PATCH 4/9] ftrace: Add enable/disable ftrace

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Date:	Mon, 28 Nov 2011 21:20:36 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Jiri Olsa <jolsa@...hat.com>, fweisbec@...il.com, mingo@...hat.com,
	paulus@...ba.org, acme@...stprotocols.net,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/9] ftrace: Add enable/disable ftrace_ops control
 interface

On Mon, 2011-11-28 at 15:14 -0500, Steven Rostedt wrote:
> Hmm, how many do_int3 handlers are there?
> 
Dunno, but there's the regular SIGTRAP one I guess, there's kprobes and
there's going to be uprobes. kgdb looks to be having one as well.

> Oh, I bet we could trace kprobe handlers, and this would break that.
> 
That would be lovely pain indeed ;-)
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