Re: [Xen-devel] [PATCH v2 0/7] CPU hotplug for qemu-xen for 4.3.

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Tue, 25 Jun 2013, George Dunlap wrote:
> On 06/24/2013 05:57 PM, Stefano Stabellini wrote:
> > On Mon, 17 Jun 2013, Anthony PERARD wrote:
> > > Hi all,
> > > 
> > > This series back-port recently added QEMU patches to our qemu-xen. The
> > > interface between the guest and QEMU is the same as with qemu-traditional.
> > > Only
> > > the interface between libxl and qemu change, instead of xenstore we are
> > > using
> > > QMP to hotplug vcpus.
> > > 
> > > Three more patches will follow this series.
> > >    - two for libxl which implement the QMP command cpu-add.
> > >    - one for SeaBIOS which workaround a bug.
> > > 
> > > When using adding vcpus with this series, libxl will report many "error".
> > > This
> > > is because libxl call the QMP command 'cpu-add' for every plugged vcpus,
> > > even
> > > those that have been plugged before. There is currently no way to list
> > > cpus
> > > that are plugged by QEMU. Also, the ways errors are handle by libxl_qmp
> > > those
> > > not help yet to suppress this error printing.
> > > 
> > > Unplug of vcpu is not supported by the series.
> > > 
> > > Change since the first set:
> > >    - back-port of QEMU patches instead of forth-port from qemu-traditional
> > >    - added a SeaBIOS patch
> > > 
> > > Regards,
> > 
> > George,
> > the patches are OK to go in qemu-xen as far as I am concerned.
> > Should I go ahead and apply them?
> > 
> 
> Yes, please do.

done

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