Re: [PATCH 2/2] perf, x86: Use INTEL_FLAGS_UEVENT_CONSTRAINT for PRECDIST

From: Andi Kleen
Date: Wed Sep 10 2014 - 10:03:37 EST


On Wed, Sep 10, 2014 at 09:59:26AM +0200, Peter Zijlstra wrote:
> On Tue, Sep 09, 2014 at 05:49:08PM -0700, Andi Kleen wrote:
> > From: Andi Kleen <ak@xxxxxxxxxxxxxxx>
> >
> > The earlier commit 86a04461a made near all PEBS on
> > Sandy/IvyBridge/Haswell to reject non zero flags.
>
> What's magic about nehalem and westmere?

I wasn't able to confirm their behavior explicitly, so I felt
it best to leave them alone.

But in principle adding the _FLAGS changes there too would
make sense too.

-Andi

--
ak@xxxxxxxxxxxxxxx -- Speaking for myself only
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