[libvirt] [PATCH-for-4.2] hw/mips: Deprecate the r4k machine

[Philippe Mathieu-Daudé]

On 11/27/19 8:40 PM, Aleksandar Markovic wrote:
> On Mon, Nov 25, 2019 at 4:40 PM Daniel P. Berrangé <berrange at redhat.com> wrote:
>>
>> On Mon, Nov 25, 2019 at 03:45:35PM +0100, Aleksandar Markovic wrote:
>>> On Monday, November 25, 2019, Philippe Mathieu-Daudé <philmd at redhat.com>
>>> wrote:
>>>
>>>> The r4k machine was introduced in 2005 (6af0bf9c7) and its last
>>>> logical change was in 2005 (9542611a6). After we can count 164
>>>> maintenance commits (QEMU API changes) with the exception of
>>>> 1 fix in 2015 (memory leak, commit 3ad9fd5a).
>>>>
>>>>
>>> Please don't start any deprecation process. This requires certain
>>> consultation within my company. Rest assured that everyone's opinion will
>>> be taken into account while doing consiltation.
>>
>> The idea of having a deprecation process is precisely to
>> allow time for people like to provide feedback before any
>> deletion takes place. So this is not a reason to delay
>> starting of deprecation.
>>
> 
> What you said is fine, Daniel, I understand the idea, and it should be
> that way. But I didn't ask for some lengthy negotiation, or waiting
> for someone for months, but I just wanted to check within company if
> all relevant people (that do not read QEMU devel list very often)
> agree - since we, naturally, do various in-house setups with QEMU for
> MIPS, that's all. This could count as the discussion on the patch, not
> as a part of that loooooong "deprecated" state...

Thank you Aleksandar for clearing that with MIPS so quickly!

>> The process lasts for 2 releases before we delete anything:
>>
>>    https://qemu.weilnetz.de/doc/qemu-doc.html#Deprecated-features
>>
>> When we start the clock now, it is deprecated when 5.0 releases
>> in April 2020, and still deprecated with 5.1 in August 2020.
>>
>> The code won't be deleted until Sep 2020 when 5.2 dev cycle opens,
>> and there's still time to undelete it right up until the 5.2 feature
>> freeze in late Oct 2020. That's 11 months away, which is plenty of
>> time for feedback IMHO.
>>
>> Regards,
>> Daniel
>> --
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>>
>