linux-kernel - Re: [PATCH 5/6] tools lib traceevent: Add page

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Date:	Sat, 13 Apr 2013 11:40:10 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...nel.org>,
	Namhyung Kim <namhyung.kim@....com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 5/6] tools lib traceevent: Add page_size field to pevent

2013-04-12 (금), 22:14 -0400, Steven Rostedt:
> On Sat, 2013-04-13 at 11:08 +0900, Namhyung Kim wrote:
> > 2013-04-12 (금), 21:26 -0400, Steven Rostedt:
> 
> > I think it only affects trace-cmd as it's the only user that accesses
> > raw ring-buffer contents for now.  I found it during writing code also
> > accesses the ring buffer (with kbuffer code) - perf ftrace. :)
> > 
> > But the code is in a very early stage and needs to handle so many things
> > before posting to the list.  So I just wanted to post a part of the
> > preparation first.
> 
> I understand. But people tend to not like things in upstream that has no
> user. If Arnaldo wants to include it, that's his decision. I'm just
> worried that if it takes a while before your other work gets mainline,
> people might start sending patches to remove that code and your stuff
> will suddenly break.

Fair enough.

Arnaldo, what do you think?  Do you want me to resend it with new
description now?

Thanks,
Namhyung


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