linux-kernel - Re: [PATCH 0/4] tsm: Unified Measurement Register ABI for TVMs

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Message-ID: <CAAH4kHYq7_3vLXQaCA7iKF+mC5Pg0cn-1FsB-iCbN7Jim9a-OQ@mail.gmail.com>
Date: Tue, 18 Feb 2025 15:57:49 -0800
From: Dionna Amalie Glaze <dionnaglaze@...gle.com>
To: Dave Hansen <dave.hansen@...el.com>
Cc: Dan Middleton <dan.middleton@...ux.intel.com>, "Xing, Cedric" <cedric.xing@...el.com>, 
	Dan Williams <dan.j.williams@...el.com>, 
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>, Dave Hansen <dave.hansen@...ux.intel.com>, 
	Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>, x86@...nel.org, 
	"H. Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org, linux-coco@...ts.linux.dev, 
	Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@...ux.intel.com>
Subject: Re: [PATCH 0/4] tsm: Unified Measurement Register ABI for TVMs

On Tue, Feb 18, 2025 at 8:57 AM Dave Hansen <dave.hansen@...el.com> wrote:
>
> On 2/18/25 08:25, Dan Middleton wrote:
> > One common reason is to _identify the workload_ running in the VM.
> > Typically a VM attestation tells you that you booted to a clean state.
> > It is much more valuable to a Relying Party to know that they are
> > interacting
> > with a trusted application / workload.
> > Projects like CNCF Confidential Containers [1] and Attested Containers
> > [2] would like to do this.
>
> That's a _bit_ of a different story than the series author mentioned here:
>
>
> https://lore.kernel.org/all/be7e3c9d-208a-4bda-b8cf-9119f3e0c4ce@intel.com/
>
> It would be great to see a solid, consistent story about what the
> purpose of this series is when v2 is posted. As always, it would be even
> better if it was obvious that this is not tied to one vendor or one
> architecture.
>
> If there are actual end users who care about this, it would be great to
> see their acks on it as well.
>

We would like to have this for Google Confidential Space and Kubernetes Engine.

Acked-by: Dionna Glaze <dionnaglaze@...gle.com>


-- 
-Dionna Glaze, PhD, CISSP, CCSP (she/her)