Re: [XEN PATCH for-4.15] libxl: Replace deprecated QMP command by "query-cpus-fast"

[Ian Jackson <iwj@xxxxxxxxxxxxxx>]

Jan Beulich writes ("Re: [XEN PATCH for-4.15] libxl: Replace deprecated QMP 
command by "query-cpus-fast""):
> On 22.03.2021 15:17, Anthony PERARD wrote:
> > We use the deprecated QMP command "query-cpus" which will be remove in
> > the upcoming QEMU 6.0 release. There's a replacement which is
> > "query-cpus-fast", and have been available since QEMU 2.12 (April
> > 2018).
> 
> IOW the tool stack then isn't going to work anymore on a system with
> a distro provided qemu just around 3 years old?

4.15.0 won't, unless we take the further "do it both ways" patch.  I
think my inclination is to do that after .0.

That doesn't seem so unreasonable for a newly-released Xen.

Ian.