Re: [Qemu-devel] [PATCH] configure: Warn about deprecated hosts

[Peter Maydell <peter.maydell@linaro.org>]

On 17 March 2017 at 11:49, Daniel P. Berrange <berrange@redhat.com> wrote:
> On Fri, Mar 17, 2017 at 11:08:22AM +0000, Peter Maydell wrote:
>> We plan to drop support in a future QEMU release for host OSes
>> and host architectures for which we have no test machine where
>> we can build and run tests. For the 2.9 release, make configure
>> print a warning if it is run on such a host, so that the user
>> has some warning of the plans and can volunteer to help us
>> maintain the port if they need it to continue to function.
>>
>> This commit flags up as deprecated the CPU architectures:
>>  * ia64
>>  * sparc
>>  * anything which we don't have a TCG port for
>>    (and which was presumably using TCI)
>
> This seems to imply that if we remove supported for these architectures,
> then TCI is no longer required either, or would there be other reasons
> to want to keep TCI around, even when all host archs have a TCG port ?

I've never really seen the point in TCI, but others do, which
is why it's in the tree.

>> This list is definitely too all-encompassing, and we should
>> move at least some of the BSDs into "not-deprecated".
>> I'm posting the patch for the moment for code review on the
>> logic and as a placeholder.
>
> FreeBSD is the one where I most frequently see developers engaging across
> the overall virt tools stack (QEMU/libvirt/virt-manager/OpenStack).
> GNU/kFreeBSD has come up a few times in libvirt, and I don't recall seeing
> anyone mentioning the remaining BSDs - though perhaps thats because the
> FreeBSD port fixes are enough to also make other BSDs work.

Yeah. I'm just struggling with setting up a FreeBSD VM so we
can compile test that. Interesting that GNU/kFreeBSD has users.

thanks
-- PMM