linux-kernel - [PATCH v2 0/2] Fix TPM 1.2 resume

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Message-Id: <20230502011558.10743-1-jarkko@kernel.org>
Date:   Tue,  2 May 2023 04:15:56 +0300
From:   Jarkko Sakkinen <jarkko@...nel.org>
To:     linux-integrity@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Jarkko Sakkinen <jarkko@...nel.org>,
        Vlastimil Babka <vbabka@...e.cz>,
        "Jason A . Donenfeld" <Jason@...c4.com>,
        Jason Gunthorpe <jgg@...pe.ca>,
        Jerry Snitselaar <jsnitsel@...hat.com>
Subject: [PATCH v2 0/2] Fix TPM 1.2 resume

During TPM 1.2 resume, the first PCR read operation used inside
tpm1_do_selftest() fails. Fix the bugs preventing resume from working.

v2:
* Added Jerry's reviewed-by's.
* Rebased to 865fdb08197e ("Merge tag 'input-for-v6.4-rc0' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input").
* Mirrored patches to linux-next.

Cc: Vlastimil Babka <vbabka@...e.cz>
Cc: Jason A. Donenfeld <Jason@...c4.com>
Cc: Jason Gunthorpe <jgg@...pe.ca>
Cc: Jerry Snitselaar <jsnitsel@...hat.com>

Link: https://lore.kernel.org/linux-integrity/CS6UJMSTVA4L.FRQ5VL1I1EF4@suppilovahvero/T/#m236d62184229cc035605143fde10933bcde60065
Jarkko Sakkinen (2):
  tpm_tis: Use tpm_chip_{start,stop} decoration inside tpm_tis_resume
  tpm: Prevent hwrng from activating during resume

 drivers/char/tpm/tpm-chip.c      |  4 +++
 drivers/char/tpm/tpm-interface.c | 10 ++++++++
 drivers/char/tpm/tpm_tis_core.c  | 43 ++++++++++++++------------------
 include/linux/tpm.h              |  1 +
 4 files changed, 34 insertions(+), 24 deletions(-)

-- 
2.39.2