Re: [PATCH v2 00/18] PCI device authentication

Alexey Kardashevskiy
2025-05-20T08:35:42Z

On 13/2/25 03:36, Lukas Wunner wrote:
> On Tue, Feb 11, 2025 at 12:30:21PM +1100, Alexey Kardashevskiy wrote:
>>>> On 1/7/24 05:35, Lukas Wunner wrote:
>>>>> PCI device authentication v2
>>>>>
>>>>> Authenticate PCI devices with CMA-SPDM (PCIe r6.2 sec 6.31) and
>>>>> expose the result in sysfs.
>>
>> Has any further development happened since then? I am asking as I have the
>> CMA-v2 in my TSM exercise tree (to catch conflicts, etc) but I do not see
>> any change in your github or kernel.org/devsec since v2 and that v2 does not
>> merge nicely with the current upstream.
>
> Please find a rebase of v2 on v6.14-rc2 on this branch:
>
> https://github.com/l1k/linux/commits/doe
>
> A portion of the crypto patches that were part of v2 have landed in v6.13.
> So the rebased version has shrunk.
>
> There was a bit of fallout caused by the upstreamed crypto patches
> and dealing with that kept me occupied during the v6.13 cycle.
> However I'm now back working on the PCI/CMA patches,

Any luck with these? Asking as there is another respin https://lore.kernel.org/r/20250516054732.2055093-1-dan.j.williams@intel.com and it considers merge with yours. Thanks,

> specifically the migration to netlink for retrieval of signatures
> and measurements as discussed at Plumbers.
>
> Thanks,
>
> Lukas

--
Alexey