linux-kernel - Re: [tpmdd-devel] Regression between Linux 3.16 and 4.8/4.9 on Lenovo X60 with coreboot

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Date:   Wed, 5 Apr 2017 13:03:42 +0200
From:   "Maciej S. Szmigiero" <mail@...iej.szmigiero.name>
To:     pmenzel@...gen.mpg.de
Cc:     jgunthorpe@...idianresearch.com, tpmdd-devel@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org, GNUtoo@...log.org
Subject: Re: [tpmdd-devel] Regression between Linux 3.16 and 4.8/4.9 on Lenovo
 X60 with coreboot

Hi Paul,

> tpm tpm0: Unable to read burstcount
> tpm tpm0: tpm_transmit: tpm_send: error -16
> tpm_tis tpm_tis: Could not get TPM timeouts and durations

This looks like a regression I had on ThinkPad X61S.

You can try with a patch from the following commit
which fixed it for me:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1d70fe9d9c3a4c627f9757cbba5d628687b121c1

It is included in mainline kernel 4.10.2.

Maciej