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Correct - and you don't *need* to use the param yet if you don't want
to.  Here's what we're doing in nova-powervm [1].  (It won't pass our CI
until the Nova change is merged - we don't have Depends-On working.)

[1] https://review.openstack.org/#/c/512814/

On 10/17/2017 08:18 PM, Chen CH Ji wrote:
> Thanks for sharing this info, I already keep an eye on this change and
> understand the reason,
> so if I understand this correctly, out of tree driver only need
> 'allocations' to be added for spawn and rebuild function and up to the
> driver to use it, correct?
> 
> Best Regards!
> 
> Kevin (Chen) Ji 纪 晨
> 
> Engineer, zVM Development, CSTL
> Notes: Chen CH Ji/China/IBM at IBMCN Internet: jichenjc at cn.ibm.com
> Phone: +86-10-82451493
> Address: 3/F Ring Building, ZhongGuanCun Software Park, Haidian
> District, Beijing 100193, PRC
> 
> Inactive hide details for Eric Fried ---10/18/2017 04:07:25
> AM---Out-of-tree virt driver maintainers, please keep an eye on [1]Eric
> Fried ---10/18/2017 04:07:25 AM---Out-of-tree virt driver maintainers,
> please keep an eye on [1], which will force you to update the s
> 
> From: Eric Fried <openstack at fried.cc>
> To: "OpenStack Development Mailing List (not for usage questions)"
> <openstack-dev at lists.openstack.org>
> Date: 10/18/2017 04:07 AM
> Subject: [openstack-dev] [nova][out-of-tree drivers] Breaking change to
> ComputeDriver.spawn and friends
> 
> ------------------------------------------------------------------------
> 
> 
> 
> Out-of-tree virt driver maintainers, please keep an eye on [1], which
> will force you to update the signature of your spawn and rebuild
> overrides.  See the commit message for the whys and wherefores, and let
> me know if you have any questions.
> 
> [1]
> https://urldefense.proofpoint.com/v2/url?u=https-3A__review.openstack.org_511879&d=DwIGaQ&c=jf_iaSHvJObTbx-siA1ZOg&r=8sI5aZT88Uetyy_XsOddbPjIiLSGM-sFnua3lLy2Xr0&m=8oX5g02pZ4Ix5m6E7QSmfcothpbtEouRYL0QxNGYv9M&s=W6Y0oep8w6Gkm_LMDQQb3ISzmAwzMEUej7uIP6wPpGo&e=
> 
> Thanks,
> Eric Fried (efried)
> .
> 
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> 
> 
> 
> 
> 
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