Re: [Xen-devel] [PATCH] Rlibxl: refuse to try and migrate an HVM guest using qemu-xen

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Tue, 2012-07-24 at 11:30 +0100, Ian Jackson wrote:
> Ian Campbell writes ("Re: [Xen-devel] [PATCH] Rlibxl: refuse to try and 
> migrate an HVM guest using qemu-xen"):
> > Actually I think -1 == INVALID would be wrong, the -1 here really means
> > something went wrong internally to libxl. Anyway, I remember now that
> > the reason I did it this was was to avoid the need to rewrite the other
> > callsites for 4.2. In 4.3 we should make
> > libxl__device_model_version_running return ERROR_foo or something valid,
> > and perhaps add 0 == UNKNOWN as a member of the enum.
> 
> Yes.
> 
> > For now I think this will do:
> ..
> > libxl: refuse to try and migrate an HVM guest using qemu-xen
> > 
> > libxl/qemu-upstream currently do not collude together to enable log-dirty 
> > mode
> > and therefore migrations are unsafe. Refuse to even try for now.
> 
> Acked-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>

Applied, thanks.

> 
> Thanks,
> Ian.



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