Re: [qemu-s390x] [PATCHv2 3/3] qmp: add architecture specific cpu data for query-cpus-fast

[Eric Blake]

On 02/14/2018 04:15 AM, Cornelia Huck wrote:
> On Tue, 13 Feb 2018 18:18:48 +0100
> Viktor Mihajlovski <address@hidden> wrote:

> > A suggestion was made on the mailing list to enhance the QAPI
> > code generation to support two layers of unions. This would
> > allow to specify the common fields once and avoid the duplication
> > in the leaf unions.
> >
> > On the other hand, the slow query-cpus should be deprecated
> > along with the slow CpuInfo type and eventually be removed.
> > Assuming that new architectures will not be added at high
> > rates, we could live with the duplication for the time being.
>
> What would be a realistic timeframe for deprecation/removal of
> query-cpus, considering the libvirt usage? Are we aware of other users?

Well, if we want to start the clock ticking, this series also needs to 
touch qemu-doc.texi to start the deprecation clock, then we go at least 
two more releases with support for both old and new commands.

--
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3266
Virtualization:  qemu.org | libvirt.org