Re: [Xen-devel] [PATCH v2] libxl: fix migration of PV and PVH domUs with and without qemu

[Olaf Hering <olaf@xxxxxxxxx>]

Am Thu, 9 May 2019 15:56:21 +0200
schrieb Olaf Hering <olaf@xxxxxxxxx>:

> Am Fri, 3 May 2019 13:04:11 +0200
> schrieb Roger Pau Monné <roger.pau@xxxxxxxxxx>:
> 
> > I think the above call is wrong, libxl__need_xenpv_qemu expects to get
> > the domid of the toolstack domain (ie: the domain running this code),
> > not the domain being created.  
> 
> So, how do I actually test such setups? It seems a driver domain is
> required. According to xl-disk-configuration(5) I may need to specify
> backend=$domU. Is there some guide how to configure such thing?

While my question still stands, I wonder if the statement regarding
libxl__need_xenpv_qemu is correct.

Are you saying the current users of libxl__need_xenpv_qemu 
(libxl__dm_check_start,
spawn_stub_launch_dm and domcreate_launch_dm) do not only run in dom0, but
also somewhere else?


Olaf

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