Re: [Xen-devel] [PATCH v2] libxl: change default QEMU machine to pc-i440fx-1.6

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Fri, 2014-07-11 at 12:14 +0100, Stefano Stabellini wrote:
> On Thu, 10 Jul 2014, Ian Jackson wrote:
> > Stefano Stabellini writes ("Re: [PATCH v2] libxl: change default QEMU 
> > machine to pc-i440fx-1.6"):
> > > ping?
> > > 
> > > On Thu, 12 Jun 2014, Stefano Stabellini wrote:
> > ...
> > > > This patch does not change the emulated environment in the guest, unless
> > > > soundhw='hda' is specified, in that case the xen-platform device is
> > > > moved to slot 3 (used to be always slot 2). This change might cause
> > > > problems to guests with soundhw='hda', migrating from 4.4 to 4.5.
> > 
> > Is there a way for someone who experiences this problem to make it go
> > back to the way it was ?
> 
> A guest reboot would solve the problem.

That rather defeats the purpose of being able to migrate from N to N+1.

What is the issue with hda which requires us to move slots around if it
is enabled where we didn't need to do so before?

Ian.


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