linux-kernel - [PATCH v4 0/2] selftests: tpm2: Determine available PCR bank

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Message-Id: <20211128041052.1395504-1-stefanb@linux.vnet.ibm.com>
Date:   Sat, 27 Nov 2021 23:10:50 -0500
From:   Stefan Berger <stefanb@...ux.vnet.ibm.com>
To:     jarkko@...nel.org, linux-integrity@...r.kernel.org
Cc:     peterhuewe@....de, linux-kernel@...r.kernel.org,
        linux-kselftest@...r.kernel.org, skhan@...uxfoundation.org,
        Stefan Berger <stefanb@...ux.ibm.com>
Subject: [PATCH v4 0/2] selftests: tpm2: Determine available PCR bank

From: Stefan Berger <stefanb@...ux.ibm.com>

This series of patches fixes two issues with TPM2 selftest.
- Determines available PCR banks for use by test cases
- Resets DA lock on TPM2 to avoid subsequent test failures

  Stefan

v4:
 - Switch to query TPM2_GET_CAP to determine the available PCR banks
 - Moved call to reset DA lock into finally branch at end of test
 - Dropped patch 3

v3:
 - Mention SHA-256 PCR bank as alternative in patch 1 description

v2:
 - Clarified patch 1 description 
 - Added patch 3 with support for SHA-384 and SHA-512



Stefan Berger (2):
  selftests: tpm2: Determine available PCR bank
  selftests: tpm2: Reset the dictionary attack lock

 tools/testing/selftests/tpm2/tpm2.py       | 31 ++++++++++++++++++++++
 tools/testing/selftests/tpm2/tpm2_tests.py | 31 ++++++++++++++++------
 2 files changed, 54 insertions(+), 8 deletions(-)

-- 
2.31.1