On Tue, May 25, 2021 at 02:13:25PM +0300, amirmizi6@xxxxxxxxx wrote: > From: Amir Mizinski <amirmizi6@xxxxxxxxx> > > While running a TPM2_CC_VERIFY_SIGNATURE operation with RSA 3072-bit > keys the TPM driver fails with the following error: > > "kernel: [ 2416.187522] tpm tpm0: Operation Timed out" > > Since the TPM PC Client specification does not specify a number for > verify signature operation timeout, and the duration of > TPM2_CC_VERIFY_SIGNATURE with RSA 3072-bit keys exceeds the current timeout > of TPM_LONG (2 seconds), it is preferable to pick the longest timeout > possible. > > Therefore, set the duration for TPM2_CC_VERIFY_SIGNATUE to TPM_LONG_LONG > (5 minutes). > > Link: https://trustedcomputinggroup.org/resource/pc-client-specific-platform-firmware-profile-specification/ > Signed-off-by: Amir Mizinski <amirmizi6@xxxxxxxxx> > --- Thank you. Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@xxxxxx> /Jarkko
