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

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Message-ID: <681423d71d60_1d6a29488@dwillia2-xfh.jf.intel.com.notmuch>
Date: Thu, 1 May 2025 18:45:59 -0700
From: Dan Williams <dan.j.williams@...el.com>
To: Dionna Amalie Glaze <dionnaglaze@...gle.com>, 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

Dionna Amalie Glaze wrote:
> 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>

Safe to assume I can carry this ack forward to the latest iteration [1]?
This is as I look get this into linux-next shortly.

[1]: http://lore.kernel.org/20250424-tdx-rtmr-v5-0-4fe28ddf85d4@intel.com