Re: [PATCH 2/2] perf, x86: Use INTEL_FLAGS_UEVENT_CONSTRAINT for PRECDIST
From: Thomas Gleixner
Date: Wed Sep 10 2014 - 16:39:12 EST
On Wed, 10 Sep 2014, Andi Kleen wrote:
> 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.
Can you please once in a while come up with a precise answer to a
question instead of wrapping your internal knowledge into "in
principle", "would" and other magic keywords?
Thanks
tglx
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