Re: [Xen-devel] Domain 0 SMP

[Mark Williamson <Mark.Williamson@xxxxxxxxxxxx>]

> responsible for sharing out the CPU.  Xen 2.x only supports SMP domains,
> hence all domains must be SMP.

*bangs head against desk, plugs the coffee drip back in*

That should have read: 2.x only supports UP domains, hence all domains must be 
UP.

Thanks to Brian for pointing this out to me :-)

Cheers,
Mark

> Xen 3.0 will support SMP domains (dom0 and 
> domU), this is being developed in the unstable tree.
>
> Xen itself supports SMP, so you can put domains on each CPU.
>
> > What am I doing wrong?  How can I enable SMP for the domain 0 Xen
> > kernel?  I note that the documentation lists a 'nosmp' argument that
> > can be passed as an argument to a -xen0 kernel to turn _off_ SMP.  Is
> > SMP perhaps just "always-on"?
>
> nosmp is to tell Xen not to use smp (i.e. run domains just on one CPU).
>
> HTH,
> Mark
>
> > (I am using xen-2.0.4-src, and am working in the 'linux-2.6.10-xen0'
> > directory created by a call to 'make kernels')
> >
> > Thanks.
> >
> >
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