Re: [PATCH RFC 0/3] security: ima: support TSM measurement registers

[Yeoreum Yun <yeoreum.yun@arm.com>]

> On 10/1/2026 10:24 PM, Yeoreum Yun wrote:
> > Hi Roberto,
> > 
> >> On Thu, 2026-10-01 at 13:27 +0200, Roberto Sassu wrote:
> >>> On Wed, 2026-09-30 at 14:43 +0100, Yeoreum Yun wrote:
> >>>> Confidential computing guests without a TPM can use TSM measurement
> >>>> registers to record IMA measurement digests instead of TPM PCRs.
> >>
> >> + Gong Ruiqi, of course.
> >>
> >> Roberto
> 
> Hi Roberto,
> 
> Thank you for involving me!
> 
> >>
> >>> Hi Yeoreum
> >>>
> >>> a similar patch set has been sent to the linux-integrity mailing list:
> >>>
> >>> https://lore.kernel.org/linux-integrity/20250630125928.765285-1-gongruiqi1@huawei.com/
> >>>
> >>> Could you please work with Gong Ruiqi to have a unified proposal?
> >>>
> >>> Thanks
> >>>
> >>> Roberto
> >>>
> > 
> > Thanks for letting me know and I think the proposal is almost the same
> > with the different terminology only.
> > 
> > @Gong, what do you think?
> 
> Hi Yeoreum,
> 
> Nice to see this topic picked up again — I'm glad the IMA RoT framework
> series I posted last year is still of interest.
> 
> Yes, I'd be happy to work with you on a unified proposal. It's been a
> while since I last worked on that series, so I'll first revisit my
> previous patch set, and then follow up with you to discuss the code details.
> 
> Looking forward to working with you.
> 
> BR,
> Ruiqi

Hi Ruiqi :)

Thanks for replying and I'm happy with you too.
However, I think we need to rework based on the Jiri's patch [0].

Any thought?

Link: [0] https://github.com/jpirko/linux_mlxsw/tree/wip_attestation_pre_rfc_draft1 


-- 
Sincerely,
Yeoreum Yun