From: Jarkko Sakkinen <jarkko@kernel.org>
To: Lukasz Majczak <lma@semihalf.com>
Cc: Guenter Roeck <linux@roeck-us.net>,
James Bottomley <James.Bottomley@hansenpartnership.com>,
Dirk Gouders <dirk@gouders.net>, Tj <ml.linux@elloe.vision>,
Peter Huewe <peterhuewe@gmx.de>, Jason Gunthorpe <jgg@ziepe.ca>,
linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org,
Radoslaw Biernacki <rad@semihalf.com>,
Marcin Wojtas <mw@semihalf.com>, Alex Levin <levinale@google.com>
Subject: Re: [PATCH v4] tpm_tis: Add missing tpm_request/relinquish_locality calls
Date: Tue, 2 Feb 2021 23:49:50 +0200 [thread overview]
Message-ID: <YBnI/huAaaDVpEtO@kernel.org> (raw)
In-Reply-To: <20210202195724.628468-1-lma@semihalf.com>
On Tue, Feb 02, 2021 at 08:57:24PM +0100, Lukasz Majczak wrote:
> There are missing calls to tpm_request_locality before the calls to
> the tpm_get_timeouts() and tpm_tis_probe_irq_single() - both functions
> internally send commands to the tpm. As the current
> approach might work for tpm2, it fails for tpm1.x - in that case
> call to tpm_get_timeouts() or tpm_tis_probe_irq_single()
> without acquired locality fails and in turn causes tpm_tis_core_init()
> to fail, it can be observed in the log with the following warning
> trace:
Ignoring this version.
/Jarkko
next prev parent reply other threads:[~2021-02-02 21:50 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-23 1:42 [PATCH] tpm_tis: Add missing start/stop_tpm_chip calls Lukasz Majczak
2021-01-25 17:12 ` Jarkko Sakkinen
2021-01-25 17:18 ` Guenter Roeck
2021-01-26 15:46 ` Łukasz Majczak
2021-01-26 16:46 ` James Bottomley
2021-01-26 18:55 ` Tj (Elloe Linux)
2021-01-28 5:58 ` Jarkko Sakkinen
2021-01-29 22:59 ` Jarkko Sakkinen
2021-01-29 23:00 ` Jarkko Sakkinen
2021-01-30 23:49 ` Guenter Roeck
2021-01-31 0:41 ` James Bottomley
2021-01-31 3:36 ` Guenter Roeck
2021-01-31 4:18 ` James Bottomley
2021-02-02 16:17 ` Jarkko Sakkinen
2021-02-02 15:33 ` Jarkko Sakkinen
2021-01-29 22:49 ` Jarkko Sakkinen
2021-01-29 23:32 ` Guenter Roeck
2021-01-28 13:07 ` [PATCH v2] tpm_tis: Add missing tpm_request/relinquish_locality calls Lukasz Majczak
2021-01-28 17:37 ` Guenter Roeck
2021-01-30 20:40 ` Jarkko Sakkinen
2021-01-30 20:47 ` Jarkko Sakkinen
[not found] ` <ghwnvtwifq.fsf@gouders.net>
2021-02-02 16:29 ` Jarkko Sakkinen
2021-02-02 15:51 ` [PATCH v3] " Lukasz Majczak
2021-02-02 16:29 ` Guenter Roeck
2021-02-02 22:35 ` Jarkko Sakkinen
2021-02-02 18:47 ` Dirk Gouders
2021-02-03 11:46 ` Dirk Gouders
2021-02-03 13:43 ` Lukasz Majczak
2021-02-03 23:24 ` Jarkko Sakkinen
2021-02-02 19:57 ` [PATCH v4] " Lukasz Majczak
2021-02-02 21:49 ` Jarkko Sakkinen [this message]
2021-02-02 21:49 ` [PATCH v3] " Jarkko Sakkinen
2021-02-03 0:05 ` Jarkko Sakkinen
2021-02-03 0:07 ` Jarkko Sakkinen
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