[libvirt] [Qemu-devel] [PATCH v4 04/29] NUMA: convert -numa option to use OptsVisitor

Eduardo Habkost ehabkost at redhat.com
Mon Jun 16 15:39:55 UTC 2014


On Mon, Jun 16, 2014 at 04:32:09PM +0200, Paolo Bonzini wrote:
> Il 16/06/2014 16:23, Eric Blake ha scritto:
> >On 06/16/2014 08:16 AM, Paolo Bonzini wrote:
> >>Il 16/06/2014 16:08, Eduardo Habkost ha scritto:
> >>>Is there some capability probing mechanism that can be used by
> >>>management to detect the new feature?
> >>
> >>No, there isn't.
> >
> >Not even query-command-line-options?
> 
> No, this is a (backwards-compatible) extension to how the option is parsed.

But numa started appearing on query-command-line-options only after this
patch got applied. It is not the semantics I would expect from
query-command-line-options, but it is a hint that we have a QEMU version
with the new numa option handling code.

> 
> I suppose with QAPI introspection you could check if the QAPI type for -numa
> is defined...

Does this exist, or is it just an idea?

-- 
Eduardo




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