Re: SMP related diffs.

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Fri, Mar 25, 2011 at 01:42:24AM +0530, Cherry G. Mathew wrote:
> On 25 March 2011 01:06, Hugo Silva <hugo%barafranca.com@localhost> wrote:
> 
> > Hello Cherry,
> >
> > First of all thank you so much for working on this! Xen SMP will be a
> > killer dom0/domU feature for NetBSD!
> 
> 
> Hi Hugo,
> 
> Just to clarify - these patches are _not_ sufficient for MP support on
> Xen yet. What I'm trying to do is to integrate the changes in stages,
> so that code is gradually worked in and -current is not broken. Most
> of the locking stuff in these patches, for eg: would just degrade to
> #define nothing for UP.

But booting a kernel with more than one vcpu enabled should not make
it panic (it does not right now). dom0 is always booted with all
vcpus enabled, for example.

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--