linux-kernel - Re: [ANNOUNCE] KVM Microconference at LPC 2023

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Date:   Wed, 7 Jun 2023 12:37:50 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Babis Chalios <bchalios@...zon.es>, KVM list <kvm@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Cc:     Sean Christopherson <seanjc@...gle.com>,
        Marc Zyngier <maz@...nel.org>, Alexander Graf <graf@...zon.de>,
        "Cali, Marco" <xmarcalx@...zon.co.uk>
Subject: Re: [ANNOUNCE] KVM Microconference at LPC 2023

On 6/7/23 12:13, Babis Chalios wrote:
> 
> 
> On our side, we 've been working on providing ways to let VMs (kernel
>  and user space) know that they have been cloned/snapshotted/restored
> from snapshots[1].
> 
> This is tightly coupled with PRNGs both in kernel and user space and
>  there needs to be some collaboration with random.c to tie everything
> together [2][3]. It sounds like it could be a good fit for this MC
> (?).

Does the VM generation ID ACPI device from Microsoft work for you?  It 
is not tied to Hyper-V.

Paolo