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From: Paolo Bonzini <pbonzini@redhat.com>
Message-ID: <17473814-91c4-6816-621c-1762473dc88e@redhat.com>
Date: Mon, 28 May 2018 11:24:39 +0200
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Subject: Re: [Qemu-devel] release retrospective, next release timing,
 numbering
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To: "=?UTF-8?Q?Daniel_P._Berrang=c3=a9?=" <berrange@redhat.com>, Liviu Ionescu <ilg@livius.net>
Cc: Peter Maydell <peter.maydell@linaro.org>, Thomas Huth <thuth@redhat.com>, Cornelia Huck <cohuck@redhat.com>, QEMU Developers <qemu-devel@nongnu.org>, Stefan Hajnoczi <stefanha@redhat.com>

On 02/05/2018 11:10, Daniel P. Berrangé wrote:
>> it would allow to postpone incompatible removals to relatively seldom
>> major releases, add new features during more often minor releases, and
>> fix bugs during regular patch releases.
>>
>> major releases can be scheduled every 1-2 years, for example, minor
>> releases every 3-6 months, and patch releases when needed.
> No, we do not want to extend the deprecation period further just so that
> we can adopt semver.  We explicitly chose "2 releases", so that every
> deprecation warning has the same lifetime - we don't want some deprecations
> to be 4 months long, while other deprecation warnings are 1+1/2 years long.

In practice it's already "at least" 2 releases, if only because
sometimes 1) people forget, or 2) they are busy with more important
things, or 3) we want to provide a good replacement and it turns out to
be harder than 2 releases.

Paolo