linux-kernel - Re: [PATCH 06/12] perf/x86-ibs: Precise event sampling with IBS for AMD CPUs

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Message-ID: <1335543660.13683.113.camel@twins>
Date:	Fri, 27 Apr 2012 18:21:00 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Robert Richter <robert.richter@....com>
Cc:	Stephane Eranian <eranian@...gle.com>, Ingo Molnar <mingo@...e.hu>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 06/12] perf/x86-ibs: Precise event sampling with IBS for
 AMD CPUs

On Fri, 2012-04-27 at 18:09 +0200, Robert Richter wrote:
> 
> But do you agree to have level 1 and 2 mapped to ibs, not just only
> level 2 (since I don't want to fail with r076:p)? 

Sure, you can have 1 and 2 mean the same. 2 wants 0 skid, 1 wants
constant skid, 0 is a constant, therefore its consistent.
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