Re: Let's remove some deprecated stuff

[Peter Maydell]

On Thu, 29 Apr 2021 at 12:19, Thomas Huth <thuth@redhat.com> wrote:
>
> On 29/04/2021 11.59, Markus Armbruster wrote:
> > If you're cc'ed, you added a section to docs/system/deprecated.rst that
> > is old enough to permit removal.  This is *not* a demand to remove, it's
> > a polite request to consider whether the time for removal has come.
> > Extra points for telling us in a reply.  "We should remove, but I can't
> > do it myself right now" is a valid answer.  Let's review the file:
> [...]
> > Thomas Huth:
> >
> >      ``moxie`` CPU (since 5.2.0)
> >      '''''''''''''''''''''''''''
> >
> >      The ``moxie`` guest CPU support is deprecated and will be removed in
> >      a future version of QEMU. It's unclear whether anybody is still using
> >      CPU emulation in QEMU, and there are no test images available to make
> >      sure that the code is still working.
>
> I'm fine with dropping moxie now - I've never seen anybody using it and I've
> never spotted any binaries in the internet that could still be used for
> regression testing of this target. And I've also put Anthony Green on CC:
> when I suggested the deprecation and he never replied. So I think it's
> really completely unused.
>
> >      ``lm32`` CPUs (since 5.2.0)
> >      '''''''''''''''''''''''''''
> >
> >      The ``lm32`` guest CPU support is deprecated and will be removed in
> >      a future version of QEMU. The only public user of this architecture
> >      was the milkymist project, which has been dead for years; there was
> >      never an upstream Linux port.
> >
> >      ``unicore32`` CPUs (since 5.2.0)
> >      ''''''''''''''''''''''''''''''''
> >
> >      The ``unicore32`` guest CPU support is deprecated and will be removed 
> > in
> >      a future version of QEMU. Support for this CPU was removed from the
> >      upstream Linux kernel, and there is no available upstream toolchain
> >      to build binaries for it.
>
> I didn't add these two entries to the deprecation list, I just moved them
> around since they were in the wrong section. Both have been added by Peter
> instead (commit d8498005122 and 8e4ff4a8d2b)

Yes, I think moxie, lm32 and unicore32 are all OK to drop now.

-- PMM