[PATCH v2 0/3] tpm: Preserve TPM measurement log across kexec

Stefan Berger stefanb at linux.ibm.com
Tue Jun 28 05:45:40 PDT 2022



On 6/27/22 18:33, Rob Herring wrote:
> On Thu, Jun 16, 2022 at 11:41:27AM -0400, Stefan Berger wrote:
>> The of-tree driver does not currently preserve the IBM vTPM 1.2 and
>> vTPM 2.0 measurement logs across a kexec. This series fixes this for the
>> kexec_file_load() syscall using the flattened device tree (fdt) to
>> carry the measurement log's buffer across kexec.
> 
> As mentioned in v1, please Cc other folks that might care about TPMs
> and kexec. I'm sure it's not only IBM.

That's why I cc'ed the linux-integrity mailing list now where all the 
TPM related development is happening.

    Stefan

> 
> Rob



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