Re: [PATCH v4 1/2] selftests: tpm2: Determine available PCR bank

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Shuah,

  are you going to take this fix here - only 1/2 ?

https://lore.kernel.org/lkml/20211128041052.1395504-1-stefanb@xxxxxxxxxxxxxxxxxx/T/#m21209a978c237368499ce5f082f3c0fc03bcbbeb

  Stefan

On 11/29/21 18:39, Jarkko Sakkinen wrote:
On Sat, Nov 27, 2021 at 11:10:51PM -0500, Stefan Berger wrote:
From: Stefan Berger <stefanb@xxxxxxxxxxxxx>

Determine an available PCR bank to be used by a test case by querying the
capability TPM2_GET_CAP. The TPM2 returns TPML_PCR_SELECTIONS that
contains an array of TPMS_PCR_SELECTIONs indicating available PCR banks
and the bitmasks that show which PCRs are enabled in each bank. Collect
the data in a dictionary. From the dictionary determine the PCR bank that
has the PCRs enabled that the test needs. This avoids test failures with
TPM2's that either to not have a SHA-1 bank or whose SHA-1 bank is
disabled.

Signed-off-by: Stefan Berger <stefanb@xxxxxxxxxxxxx>
Acked-by: Jarkko Sakkinen <jarkko@xxxxxxxxxx>

/Jarkko



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