Re: [PATCH RFC] vfio: Revise and update the migration uAPI description

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Subject: Re: [PATCH RFC] vfio: Revise and update the migration uAPI description
From: Jason Gunthorpe <jgg@xxxxxxxxxx>
Date: Tue, 25 Jan 2022 21:35:58 -0400
Cc: Alex Williamson <alex.williamson@xxxxxxxxxx>, "cohuck@xxxxxxxxxx" <cohuck@xxxxxxxxxx>, "kvm@xxxxxxxxxxxxxxx" <kvm@xxxxxxxxxxxxxxx>, "farman@xxxxxxxxxxxxx" <farman@xxxxxxxxxxxxx>, "mjrosato@xxxxxxxxxxxxx" <mjrosato@xxxxxxxxxxxxx>, "pasic@xxxxxxxxxxxxx" <pasic@xxxxxxxxxxxxx>, Yishai Hadas <yishaih@xxxxxxxxxx>
In-reply-to: <BN9PR11MB5276AFC1BDE4B4D9634947C28C209@BN9PR11MB5276.namprd11.prod.outlook.com>
References: <0-v1-a4f7cab64938+3f-vfio_mig_states_jgg@nvidia.com> <BN9PR11MB5276BD5DB1F51694501849568C5F9@BN9PR11MB5276.namprd11.prod.outlook.com> <20220125131158.GJ84788@nvidia.com> <BN9PR11MB5276AFC1BDE4B4D9634947C28C209@BN9PR11MB5276.namprd11.prod.outlook.com>

On Wed, Jan 26, 2022 at 01:17:26AM +0000, Tian, Kevin wrote:

> Yes. We have internal implementation but it has to be cleaned up
> based on this new proposal.

Can you talk more about what this will be?

Does it use precopy?

Can it do NDMA?

Thanks,
Jason

Follow-Ups:
- RE: [PATCH RFC] vfio: Revise and update the migration uAPI description
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References:
- [PATCH RFC] vfio: Revise and update the migration uAPI description
  - From: Jason Gunthorpe
- RE: [PATCH RFC] vfio: Revise and update the migration uAPI description
  - From: Tian, Kevin
- Re: [PATCH RFC] vfio: Revise and update the migration uAPI description
  - From: Jason Gunthorpe
- RE: [PATCH RFC] vfio: Revise and update the migration uAPI description
  - From: Tian, Kevin

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