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Message-ID: <20140626073605.GB1177@krava.brq.redhat.com>
Date:	Thu, 26 Jun 2014 09:36:05 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Borislav Petkov <bp@...en8.de>
Cc:	Arnaldo Carvalho de Melo <acme@...radead.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Robert Richter <rric@...nel.org>,
	David Ahern <dsahern@...il.com>,
	Namhyung Kim <namhyung@...il.com>,
	Jean Pihet <jean.pihet@...aro.org>
Subject: Re: [PATCH] perf tool: Carve out ctype.h et al

On Wed, Jun 25, 2014 at 10:11:47PM +0200, Borislav Petkov wrote:
> On Wed, Jun 25, 2014 at 04:42:54PM -0300, Arnaldo Carvalho de Melo wrote:
> > Probably will come in a separate patchkit that is dependent on this,
> > but not strictly related?
> 
> Yeah, so roughly speaking, we want to carve out the code which opens and
> handles events in perf tool so that we can use it in other tools. In the

this functionality is inside evlist/evsel/target(...) objects

> particular example with the ras daemon, we want to be able to open a
> tracepoint in userspace and read from it.

the ras daemon is not in tree yet is it? cant find it..

> 
> We're doing this piecewise because perf tool changes too fast and I've
> done a full conversion patchset a couple of times already only to
> realize that it grows obsolete practically only days after sending it
> out. (Btw, for that it is all your fault, of course :-P). Which makes
> preparing a full patchset almost impossible.
> 
> Does this explanation make sense?

I think we should librarize only stuff we will share. Whats the plan
about the ras daemon (if I did not overlook it) to be put into tools?

thanks,
jirka
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