linux-kernel - [PATCH v2] add longer timeout for verify signature command

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Date:   Wed, 19 May 2021 17:00:58 +0300
From:   amirmizi6@...il.com
To:     Eyal.Cohen@...oton.com, jarkko@...nel.org, peterhuewe@....de,
        jgg@...pe.ca
Cc:     linux-kernel@...r.kernel.org, linux-integrity@...r.kernel.org,
        Dan.Morav@...oton.com, oren.tanami@...oton.com,
        shmulik.hager@...oton.com, amir.mizinski@...oton.com,
        Amir Mizinski <amirmizi6@...il.com>
Subject: [PATCH v2] add longer timeout for verify signature command

From: Amir Mizinski <amirmizi6@...il.com>

while testing TPM2_CC_VERIFY_SIGNATURE with usage of RSA 3070-bit keys i
encountered a timeout error. it seems current values do not support this case
as described in ptp 1.05 6.5.1.3:
https://trustedcomputinggroup.org/wp-content/uploads/PC_Client_Specific-Platform_TPM_Profile_for-PTP_2p0-v1p05p_r14_pub.pdf

The patch was tested on Raspberry-Pie 3, using Nuvoton NPCT75X TPM.

Changes since version 1:
-"tpm2: add longer timout for verify signature command"
                - Fixed and extended commit description.
Addressed comments from:
 - Jarkko Sakkinen: https://lore.kernel.org/patchwork/patch/1424664/

Amir Mizinski (1):
  tpm2: add longer timeout for verify signature command

 drivers/char/tpm/tpm2-cmd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
2.7.4