From: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
To: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Cc: Stefan Berger <stefanb@linux.vnet.ibm.com>,
tpmdd-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org,
linux-doc@vger.kernel.org, linux-api@vger.kernel.org
Subject: Re: [PATCH v6 08/11] tpm: Driver for supporting multiple emulated TPMs
Date: Thu, 10 Mar 2016 15:12:20 -0700 [thread overview]
Message-ID: <20160310221220.GB9735@obsidianresearch.com> (raw)
In-Reply-To: <20160310163915.GA4863@intel.com>
On Thu, Mar 10, 2016 at 06:39:15PM +0200, Jarkko Sakkinen wrote:
> Some might want to use this in a way that the created virtual device
> is not closed when /dev/vtpmx is closed.
No, there is no reason to create an API like that - TPM's are
stateful, one cannot close the server side and re-connect and expect
things to continue to work.
Jason
next prev parent reply other threads:[~2016-03-10 22:12 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-09 17:39 [PATCH v6 00/11] Multi-instance vTPM driver Stefan Berger
[not found] ` <1457545170-30120-1-git-send-email-stefanb-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-03-09 17:39 ` [PATCH v6 01/11] tpm: Get rid of chip->pdev Stefan Berger
2016-03-09 17:39 ` [PATCH v6 02/11] tpm: Get rid of devname Stefan Berger
2016-03-09 17:39 ` [PATCH v6 03/11] tpm: Provide strong locking for device removal Stefan Berger
2016-03-09 17:39 ` [PATCH v6 04/11] tpm: Get rid of module locking Stefan Berger
2016-03-09 17:39 ` [PATCH v6 05/11] tpm: Split out the devm stuff from tpmm_chip_alloc Stefan Berger
2016-03-09 17:39 ` [PATCH v6 06/11] tpm: Replace device number bitmap with IDR Stefan Berger
[not found] ` <1457545170-30120-7-git-send-email-stefanb-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-03-10 13:21 ` Jarkko Sakkinen
[not found] ` <20160310132156.GA16320-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-03-10 16:26 ` Stefan Berger
[not found] ` <201603101622.u2AGMCv3031274@d01av05.pok.ibm.com>
[not found] ` <201603101622.u2AGMCv3031274-8DuMPbUlb4HImUpY6SP3GEEOCMrvLtNR@public.gmane.org>
2016-03-10 16:40 ` Jarkko Sakkinen
2016-03-09 17:39 ` [PATCH v6 07/11] tpm: Introduce TPM_CHIP_FLAG_VIRTUAL Stefan Berger
2016-03-09 17:39 ` [PATCH v6 08/11] tpm: Driver for supporting multiple emulated TPMs Stefan Berger
[not found] ` <1457545170-30120-9-git-send-email-stefanb-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-03-09 18:01 ` Andy Lutomirski
[not found] ` <CALCETrXDfHRdFnqK15o1yD8106sn4e6Susr9j7=GGi4sb-p0qQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-03-09 18:44 ` Stefan Berger
2016-03-10 16:39 ` Jarkko Sakkinen
[not found] ` <20160310163915.GA4863-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-03-10 17:30 ` Stefan Berger
2016-03-11 9:50 ` Jarkko Sakkinen
2016-03-10 17:32 ` Stefan Berger
[not found] ` <56E1AF9F.3010409-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-03-11 10:20 ` Jarkko Sakkinen
2016-03-10 22:12 ` Jason Gunthorpe [this message]
2016-03-10 14:15 ` Jarkko Sakkinen
2016-03-09 17:39 ` [PATCH v6 09/11] tpm: Initialize TPM and get durations and timeouts Stefan Berger
2016-03-09 17:39 ` [PATCH v6 10/11] tpm: Add documentation for the tpm_vtpm device driver Stefan Berger
2016-03-09 17:39 ` [PATCH v6 11/11] A test program for vTPM device creation Stefan Berger
[not found] ` <1457545170-30120-12-git-send-email-stefanb-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-03-10 20:57 ` [PATCH v6 11/11] A test program for vTPM devicecreation Stefan Berger
[not found] ` <201603102058.u2AKw7Ie013400@d01av04.pok.ibm.com>
[not found] ` <201603102058.u2AKw7Ie013400-YREtIfBy6dDImUpY6SP3GEEOCMrvLtNR@public.gmane.org>
2016-03-11 10:30 ` Jarkko Sakkinen
[not found] ` <20160311103001.GA13368-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-03-11 13:16 ` Stefan Berger
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