RE: [Xen-devel] [PATCH] enforce dom0 cpus and balloon out memory

["Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>]

 > You could use vcpu-hotplug to drop the extra cpus from dom0 
> instead of writing directly into sysfs.  The only stopper to 
> that approach is the fact that dom0's self.channel is not 
> initialized when xend starts and subsequently doesn't send 
> the control message.  Channels are initialized when a domain 
> is built, but since dom0 is built by xen, the routine which 
> sets up channels isn't called for dom0.  Haven't found a good 
> place for xend to initialized the channel for dom0 yet either.
> 
> See vcpu_hotplug() in xen/xend/XendDomInfo.py

Yep, I'd much prefer this approach -- its annoying the tools don't work
on dom0. Volunteers?

Ian

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