linux-kernel - Re: [PATCH 02/31] perf, x86: Basic Haswell PMU support

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Date:	Fri, 28 Sep 2012 17:23:25 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Stephane Eranian <eranian@...gle.com>
Cc:	Andi Kleen <andi@...stfloor.org>, Andi Kleen <ak@...ux.intel.com>,
	LKML <linux-kernel@...r.kernel.org>, acme@...hat.com,
	x86@...nel.org, Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [PATCH 02/31] perf, x86: Basic Haswell PMU support

On Fri, Sep 28, 2012 at 05:14:18PM +0200, Stephane Eranian wrote:
> But then what happens if I pass a raw value that sets those bits on a
> processor without TSX?

It should be filtered out. It could #GP otherwise. I thought I checked 
that, but will test again.

-Andi
> 
> On Sep 28, 2012 4:58 PM, "Andi Kleen" <andi@...stfloor.org> wrote:

-- 
ak@...ux.intel.com -- Speaking for myself only.
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