Re: [PATCH] driver/virtio: Add Memory Balloon Support for SEV/SEV-ES

Jason Wang
2024-01-11T03:20:40Z

On Wed, Jan 10, 2024 at 2:23 PM Zheyun Shen <szy0127@sjtu.edu.cn> wrote:
>
> For now, SEV pins guest's memory to avoid swapping or
> moving ciphertext, but leading to the inhibition of
> Memory Ballooning.
>
> In Memory Ballooning, only guest's free pages will be relocated
> in balloon inflation and deflation, so the difference of plaintext
> doesn't matter to guest.

This seems only true if the page is zeroed, is this true here?

Thanks