Re: [Qemu-devel] [PATCH] pc_piix: enable legacy hotplug for Xen

[Paolo Bonzini]

Il 05/02/2014 17:41, Stefano Stabellini ha scritto:
> > Yeah, especially because nowadays "-M pc" works with Xen.  It would be nice if
> > fw_cfg could be enabled even for Xen on all machines except the legacy "-M
> > xenfv".
> >
> > Stefano, could you give it a shot now that you'll be soon done with 4.4?
>
> It might not be that straightforward as Xen emulates some devices in the
> hypervisor and patches have been recently posted to support multiple
> device models for a single VM.

I'm not sure how this is related to fw_cfg?  fw_cfg is just a simple 
key-value store.  If hvmloader doesn't use it, it should be a burden.

Paolo