Re: [Qemu-devel] [PATCH 0/3] Export machine type deprecation info through QMP

[Michal Privoznik]

On 4/23/19 11:22 PM, Eduardo Habkost wrote:
> This series adds machine type deprecation information to the
> output of the `query-machines` QMP command.  With this, libvirt
> and management software will be able to show this information to
> users and/or suggest changes to VM configuration to avoid
> deprecated machine types.
>
> Eduardo Habkost (3):
>    qapi: SupportStatusInfo struct
>    machine: Use SupportStatusInfo for deprecation info
>    qmp: Add deprecation information to query-machines
>
>   qapi/common.json                   | 24 ++++++++++++++++++++++++
>   qapi/misc.json                     |  5 ++++-
>   include/hw/boards.h                |  7 ++++---
>   hw/i386/pc_piix.c                  |  4 +++-
>   hw/ppc/prep.c                      |  4 +++-
>   vl.c                               | 19 +++++++++++++++----
>   tests/acceptance/query_machines.py | 27 +++++++++++++++++++++++++++
>   7 files changed, 80 insertions(+), 10 deletions(-)
>   create mode 100644 tests/acceptance/query_machines.py

ACK.

Now we need to think how to deal with this in libvirt. Whether it's 
sufficient to expose this in capabilities XML or libvirt needs to do 
something more.

Michal