linux-kernel - Re: [PATCH 1/3] Revert "perf: Require exclude_guest to use PEBS

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Message-ID: <20121224140324.GA1171@krava.redhat.com>
Date:	Mon, 24 Dec 2012 15:03:24 +0100
From:	Jiri Olsa <jolsa@...hat.com>
To:	David Ahern <dsahern@...il.com>
Cc:	linux-kernel@...r.kernel.org,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...e.hu>,
	Namhyung Kim <namhyung@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: Re: [PATCH 1/3] Revert "perf: Require exclude_guest to use PEBS -
 kernel side enforcement"

On Sat, Dec 22, 2012 at 12:21:23PM -0700, David Ahern wrote:
> On 12/19/12 8:07 AM, Jiri Olsa wrote:
> >This reverts commit 20b279ddb38ca42f8863cec07b4d45ec24589f13.
> >
> >Cc: Corey Ashford <cjashfor@...ux.vnet.ibm.com>
> >Cc: Frederic Weisbecker <fweisbec@...il.com>
> >Cc: Ingo Molnar <mingo@...e.hu>
> >Cc: Namhyung Kim <namhyung@...nel.org>
> >Cc: Paul Mackerras <paulus@...ba.org>
> >Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
> >Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
> 
> As a courtesy please CC people involved in a commit on any revert request.
> 
> Arnaldo: please do not take this patch; I have proposed an
> alternative. Just waiting to hear back on its acceptability.
> 
> David

this one was not meant to be applied.. just wanted the precise
to work, so I could test other stuff.. I did mention that in:

  [RFC 0/3] perf tests: Adding precise event attribute test
  ---
  I based this on revert (Patch 1) discussed in [1]. I'm not sure
  this revert will tak place at the end, but I wanted to get some
  feedback on the 'precise' attribute first.
  ...
  [1] http://marc.info/?l=linux-kernel&m=135536724805356&w=2
  ---

jirka
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