From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To: Petr Vorel <pvorel@suse.cz>
Cc: ltp@lists.linux.it,
Lakshmi Ramasubramanian <nramas@linux.microsoft.com>,
Mimi Zohar <zohar@linux.vnet.ibm.com>,
linux-integrity@vger.kernel.org,
James Bottomley <James.Bottomley@hansenpartnership.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Stefan Berger <stefanb@linux.ibm.com>
Subject: Re: [PATCH v3 0/4] TPM 2.0 fixes in IMA tests
Date: Thu, 1 Oct 2020 21:31:38 +0300 [thread overview]
Message-ID: <20201001183104.GA15664@linux.intel.com> (raw)
In-Reply-To: <20201001120125.GE32109@dell5510>
On Thu, Oct 01, 2020 at 02:01:25PM +0200, Petr Vorel wrote:
> I'll need to keep these hacks for older kernels, but it's great that there is a
> better solution.
>
> Other thing: do you know anybody practically uses more TPM devices in single
> machine? I'm asking that I work with tpm0 in ima_tpm.sh, but maybe I should
> allow user to redefine it to choose different device (or even run tests for all
> available devices).
You can create a proxy TPM device for a TPM emulator or a software TPM
(e.g. could be an SGX enclave) by using ioctl interface /dev/vtpmx,
provided by tpm_vtpm_proxy driver. QEMU provides a passthrough interface
from TPM devices to the VM, which can be utilized for this.
This one I know at least.
> Kind regards,
> Petr
/Jarkko
next prev parent reply other threads:[~2020-10-01 18:32 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-29 16:50 [PATCH v3 0/4] TPM 2.0 fixes in IMA tests Petr Vorel
2020-09-29 16:50 ` [PATCH v3 1/4] IMA: Move get_algorithm_digest(), set_digest_index() to ima_setup.sh Petr Vorel
2020-09-29 16:50 ` [PATCH v3 2/4] IMA: Rewrite ima_boot_aggregate.c to new API Petr Vorel
2020-09-29 21:39 ` Mimi Zohar
2020-09-30 6:53 ` Petr Vorel
2020-09-29 16:50 ` [PATCH v3 3/4] ima_tpm.sh: Fix calculating boot aggregate Petr Vorel
2020-09-29 20:46 ` Mimi Zohar
2020-09-29 16:50 ` [PATCH v3 4/4] ima_tpm.sh: Fix calculating PCR aggregate Petr Vorel
2020-09-29 19:01 ` Mimi Zohar
2020-09-29 23:11 ` [PATCH v3 0/4] TPM 2.0 fixes in IMA tests Jarkko Sakkinen
2020-09-30 5:53 ` Petr Vorel
2020-09-30 11:59 ` Jarkko Sakkinen
2020-10-01 12:01 ` Petr Vorel
2020-10-01 18:31 ` Jarkko Sakkinen [this message]
2020-10-06 10:01 ` Petr Vorel
2020-10-06 15:53 ` Jarkko Sakkinen
2020-10-06 15:55 ` Jarkko Sakkinen
2020-10-06 17:37 ` Ken Goldman
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