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Re: AW: RE: [Xen-devel] No C-States any longer...

To: Carsten Schiers <carsten@xxxxxxxxxx>
Subject: Re: AW: RE: [Xen-devel] No C-States any longer...
From: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
Date: Thu, 9 Jun 2011 11:54:06 +0100
Cc: "Tian, Kevin" <kevin.tian@xxxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
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On Thu, 2011-06-09 at 11:50 +0100, Carsten Schiers wrote:
> > The more interesting thing is
> > about the gear logic between dom0 and Xen. Does the dom0 notify
> > Xen on earth? Is there some condition making Xen reject the call? ...
> 
> I am not sure whether this is a gear, but in dmesg I have a WARNING
> which is issued by enlighten.c/xen_apic_write, saying: Warn to see if there's
> any stray reference. 

Those are 99% likely to be benign.

> 
> > You may check Xen/dom0
> > log to see any error there, or manually add some printk in set_cx_pminfo to
> > see any error there.
> 
> I'll do that tonight, Kernel is already baking...
> 
> BR,
> Carsten.
> 
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