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List:       linux-integrity
Subject:    Re: [PATCH v4 1/2] selftests: tpm2: Determine available PCR bank
From:       Stefan Berger <stefanb () linux ! ibm ! com>
Date:       2021-12-24 1:12:21
Message-ID: eaad369c-f02e-8d83-94b1-fdac7ae84388 () linux ! ibm ! com
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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@linux.vnet.ibm.com/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@linux.ibm.com>
> > 
> > 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@linux.ibm.com>
> Acked-by: Jarkko Sakkinen <jarkko@kernel.org>
> 
> /Jarkko


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