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Re: [PATCH tracing/kprobes 0/7] tracing/kprobes: kprobe-based event tracer update and perf support
- From: Steven Rostedt <rostedt at goodmis dot org>
- To: Frederic Weisbecker <fweisbec at gmail dot com>
- Cc: Masami Hiramatsu <mhiramat at redhat dot com>, Ingo Molnar <mingo at elte dot hu>, lkml <linux-kernel at vger dot kernel dot org>, Ananth N Mavinakayanahalli <ananth at in dot ibm dot com>, Andi Kleen <ak at linux dot intel dot com>, Christoph Hellwig <hch at infradead dot org>, "Frank Ch. Eigler" <fche at redhat dot com>, "H. Peter Anvin" <hpa at zytor dot com>, Jason Baron <jbaron at redhat dot com>, Jim Keniston <jkenisto at us dot ibm dot com>, "K.Prasad" <prasad at linux dot vnet dot ibm dot com>, Lai Jiangshan <laijs at cn dot fujitsu dot com>, Li Zefan <lizf at cn dot fujitsu dot com>, Peter Zijlstra <peterz at infradead dot org>, Srikar Dronamraju <srikar at linux dot vnet dot ibm dot com>, Tom Zanussi <tzanussi at gmail dot com>, systemtap <systemtap at sources dot redhat dot com>, DLE <dle-develop at lists dot sourceforge dot net>
- Date: Thu, 10 Sep 2009 21:45:43 -0400
- Subject: Re: [PATCH tracing/kprobes 0/7] tracing/kprobes: kprobe-based event tracer update and perf support
- References: <20090910235258.22412.29317.stgit@dhcp-100-2-132.bos.redhat.com> <20090911013332.GB16396@nowhere>
- Reply-to: rostedt at goodmis dot org
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