Re: [Qemu-devel] KVM call for 2017-03-14

Daniel P. Berrange
2017-03-14T16:20:24Z

On Tue, Mar 14, 2017 at 04:01:14PM +0000, Dr. David Alan Gilbert wrote:
> * Juan Quintela (quintela@redhat.com) wrote:
> > Peter Maydell <peter.maydell@linaro.org> wrote:
> > > On 14 March 2017 at 09:13, Stefan Hajnoczi <stefanha@gmail.com> wrote:
> > >> On Mon, Mar 13, 2017 at 11:02:01AM +0100, Peter Maydell wrote:
> > >> The minimum requirements for the new language:
> > >> 1. Does it support the host operating systems that QEMU runs on?
> > >> 2. Does it support the host architectures that QEMU runs on?
> > >
> > > Speaking of this, I was thinking that we should introduce
> > > a rule that for any host OS/arch we support we must have
> > > a build machine so we can at least do a compile test.
> > > For instance if you believe configure we support Solaris
> > > and AIX, but I bet they're bit-rotting. The ia64 backend
> > > has to be a strong candidate for being dumped too.
> > > Demanding "system we can test on or we drop support"
> > > would let us more clearly see what we're actually running
> > > on and avoid unnecessarily ruling things out because they
> > > don't support Itanium or AIX...
> >
> > YES, YES and YES.
> >
> > I demand an osX build machine NOW!!!! Remote access is ok.
> >
> > Now more seriously, I can (relatively easy) compile test my pull
> > requests with:
> > - linux x86 (latest fedora, but I can get an older one if needed)
> > - linux x86_64 (latest fedor,, but the same)
> > - mingw64 32bit (latest fedora, but here I have the problem that Peter
> > uses a different crosscompiler than me)
> > - mingw64 32bit (the same)
> >
> > But for the rest, I need to wait that somebody told me that it breaks
> > the build. Normally it is things like size_t is 32bit instead of 64bit
> > or some stupid things like that, that are trivial to fix if I can
> > compile there before doing the pull submission.
>
> I also do a FreeBSD VM, and grab an aarch64 and/or PPC bigendian host
> to test on.
>
> (I could grab an ia64 host, but I don't think I could find anything
> to install on it that would be new enough for the rest of our build
> requirements).

Indeed, ia64 is a fully dead as a host architecture at this point, only
interesting as a historical curiosity. Paolo already killed ia64 KVM
host support in Linux git back in 2014.

Regards,
Daniel
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