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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <5283b17c-185b-a37f-84e2-dcd08e042ec0@redhat.com>
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