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Re: [Xen-tools] CONFIG_SMP in dom0 breaks xenstore watch triggers

To: Ian Pratt <m+Ian.Pratt@xxxxxxxxxxxx>
Subject: Re: [Xen-tools] CONFIG_SMP in dom0 breaks xenstore watch triggers
From: Ryan Harper <ryanh@xxxxxxxxxx>
Date: Thu, 11 Aug 2005 14:50:15 -0500
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* Ian Pratt <m+Ian.Pratt@xxxxxxxxxxxx> [2005-08-11 13:08]:
> > When using an SMP dom0 kernel, xm mem-set and xm 
> > vpcu-{disable,enable} don't work for dom0, works fine when 
> > dom0 is UP, and for domU UP/SMP.
> > Not sure if this was supposed to be working already, but it 
> > was working last week when I sent the vcpu-hotplug patch to 
> > move over to the store.  
> Would you mind isolating the changeset or otherwise investigating? Hard

I'll try to track it down to a changeset.

> to think what the difference bwetween SMP and UP is here. (vpu-enable on
> UP compiled kernel doesn't make sense though, so I guess you mean
> mem-set works on UP dom0 but not SMP. Does it work on a domU OK?).

Yes and yes.  

Ryan Harper
Software Engineer; Linux Technology Center
IBM Corp., Austin, Tx
(512) 838-9253   T/L: 678-9253

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