linux-kernel - Re: [PATCH tracing/kprobes 0/7] tracing/kprobes: kprobe-based event tracer update and perf support

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Message-Id: <1252633543.18996.61.camel@gandalf.stny.rr.com>
Date:	Thu, 10 Sep 2009 21:45:43 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Frederic Weisbecker <fweisbec@...il.com>
Cc:	Masami Hiramatsu <mhiramat@...hat.com>,
	Ingo Molnar <mingo@...e.hu>,
	lkml <linux-kernel@...r.kernel.org>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	Andi Kleen <ak@...ux.intel.com>,
	Christoph Hellwig <hch@...radead.org>,
	"Frank Ch. Eigler" <fche@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, Jason Baron <jbaron@...hat.com>,
	Jim Keniston <jkenisto@...ibm.com>,
	"K.Prasad" <prasad@...ux.vnet.ibm.com>,
	Lai Jiangshan <laijs@...fujitsu.com>,
	Li Zefan <lizf@...fujitsu.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	Tom Zanussi <tzanussi@...il.com>,
	systemtap <systemtap@...rces.redhat.com>,
	DLE <dle-develop@...ts.sourceforge.net>
Subject: Re: [PATCH tracing/kprobes 0/7] tracing/kprobes: kprobe-based
 event tracer update and perf support

On Fri, 2009-09-11 at 03:33 +0200, Frederic Weisbecker wrote:

> It seems powerful enough to replace printk + kernel rebuild.
> 
> No need anymore to write some printk to debug, worrying,
> sweating, feeling guilty because we know we'll need yet another
> printk() after the reboot, and we even already know where while
> it is compiling.
> 
> We would build less kernels, then drink less coffee, becoming
> less nervous, more friendly. Everyone will offer flowers in
> the street, the icebergs will grow back and white bears will...
> 
> And eventually we'll be inspired enough to write perf love,
> the more than expected tool to post process ftrace "love" events.

OK Frederic,

Time for you to take a holiday!  ;-)

-- Steve

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