[libvirt] [PATCH 08/12] vcpu: support maxvcpu in domain_conf

[Daniel Veillard]

On Thu, Sep 30, 2010 at 01:27:27PM -0600, Eric Blake wrote:
> [self-review]
> 
> On 09/29/2010 06:02 PM, Eric Blake wrote:
> >
> >Two tightly-related changes.  One: virDomainGetInfo implicitly limits
> >vcpus to a 16-bit number; so there's no need to pretend otherwise
> >through the rest of the code.  Two: add a new maxvcpus member, but
> >for now, ensure that all domains treat vcpus == maxvcpus at all
> >times (domains that support hot-unplugging vcpus will be changed
> >in later patches).
> >
> >@@ -4244,8 +4245,27 @@ static virDomainDefPtr virDomainDefParseXML(virCapsPtr caps,
> >      if (node)
> >          def->hugepage_backed = 1;
> >
> >-    if (virXPathULong("string(./vcpu[1])", ctxt,&def->vcpus)<  0)
> >-        def->vcpus = 1;
> >+    if (virXPathULong("string(./vcpu[1])", ctxt,&count)<  0)
> >+        def->maxvcpus = 1;
> >+    else {
> >+        def->maxvcpus = count;
> >+        if (def->maxvcpus != count || count == 0) {
> >+            virDomainReportError(VIR_ERR_INTERNAL_ERROR,
> >+                                 _("invalid maxvcpus %lu"), count);
> 
> Should this be VIR_ERR_XML_ERROR instead?

  Ah, yes :-)

Daniel

-- 
Daniel Veillard      | libxml Gnome XML XSLT toolkit  http://xmlsoft.org/
daniel at veillard.com  | Rpmfind RPM search engine http://rpmfind.net/
http://veillard.com/ | virtualization library  http://libvirt.org/