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SubjectRe: [PATCH 0/9] Add support for SVM atomics in Nouveau
On Wed, Feb 10, 2021 at 01:59:13PM -0400, Jason Gunthorpe wrote:
> Really what you want to do here is leave the CPU page in the VMA and
> the page tables where it started and deny CPU access to the page. Then
> all the proper machinery will continue to work.
>
> IMHO "migration" is the wrong idea if the data isn't actually moving.

Agreed.

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