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

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Message-ID: <1365816410.9609.106.camel@gandalf.local.home>
Date:	Fri, 12 Apr 2013 21:26:50 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Namhyung Kim <namhyung@...nel.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

On Sat, 2013-04-13 at 10:17 +0900, Namhyung Kim wrote:

> > 
> > I just want to know more about this patch before I ack it.
> 
> The page size of traced system can be different than current system's
> because the recorded data file might be analyzed in a different machine.
> In this case we should use original page size of traced system when
> accessing the data file, so this information needs to be saved.

I understand that, it's just strange that it's not used anywhere in the
library, or the patch series (that I can find).

It would make more sense if another patch used this new interface. I'm
sure new code will, but the patch should be part of a patch series that
needs it.

Thanks,

-- Steve


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