linux-kernel - Re: [PATCH 00/19] [GIT PULL][v3.6] ftrace: Allow kprobes to work with ftace

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Date:	Mon, 30 Jul 2012 11:51:27 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	linux-kernel@...r.kernel.org
Cc:	Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: Re: [PATCH 00/19] [GIT PULL][v3.6] ftrace: Allow kprobes to work
 with ftace

On Fri, 2012-07-20 at 22:19 -0400, Steven Rostedt wrote:
> Ingo,
> 
> This patch series extends ftrace function tracing utility to be
> more dynamic for its users. It allows for data passing to the callback
> functions, as well as reading regs as if a breakpoint were to trigger
> at function entry.
> 
> The main goal of this patch series was to allow kprobes to use ftrace
> as an optimized probe point when a probe is placed on an ftrace nop.
> With lots of help from Masami Hiramatsu, and going through lots of
> iterations, we finally came up with a good solution.
> 
> I've tested it vigorously (although, like always, there may be some
> subtle bug), but I feel it is ready for inclussion for the 3.6 merge
> window.

As the merge window opened the day after I sent this (which was also the
same day I left for vacation :-p ), I recommend that this goes in v3.7.

Can you pull this in for 3.7, or do you want me to post another pull
request after the merge window closes?

Thanks,

-- Steve


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