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List: tpmdd-devel
Subject: Re: [tpmdd-devel] [PATCH v8 00/10] Multi-instance vTPM proxy driver
From: "Stefan Berger" <stefanb () us ! ibm ! com>
Date: 2016-03-29 16:31:05
Message-ID: 201603291631.u2TGVBxR001332 () d03av04 ! boulder ! ibm ! com
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Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> wrote on 03/29/2016
12:24:33 PM:
> From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
> To: Stefan Berger <stefanb@linux.vnet.ibm.com>
> Cc: linux-security-module@vger.kernel.org, tpmdd-
> devel@lists.sourceforge.net, linux-kernel@vger.kernel.org
> Date: 03/29/2016 12:29 PM
> Subject: Re: [tpmdd-devel] [PATCH v8 00/10] Multi-instance vTPM proxy
driver
>
> On Sun, Mar 13, 2016 at 06:54:30PM -0400, Stefan Berger wrote:
> > The following series of patches implements a multi-instance vTPM
> > proxy driver that can dynamically create TPM 'server' and client
device
> > pairs.
> >
> > Using an ioctl on the provided /dev/vtpmx, a client-side vTPM device
> > and a server side file descriptor is created. The file descriptor must
> > be passed to a TPM emulator. The device driver will initialize the
> > emulated TPM using TPM 1.2 or TPM 2 startup commands and it will read
> > the command durations from the device in case of a TPM 1.2. The choice
> > of emulated TPM device (1.2 or 2) must be provided with a flag in
> > the ioctl.
> >
> > The driver is based on a recent checkout of James Morris's 'next'
> > branch and uses several recently posted patches from Jason and Jarkko.
>
> I don't remember if I said this but up to the IDR patch I merged patches
> to next (at the same day you sent this) so for v9 you can only include
> top four changes.
I rebased my patch set on top of your current master. Here's how it looks
like:
https://github.com/stefanberger/linux/commits/vtpm-driver.v9
Stefan
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<br><tt><font size=2>Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
wrote on 03/29/2016 12:24:33 PM:<br><br>> From: Jarkko Sakkinen \
<jarkko.sakkinen@linux.intel.com></font></tt><br><tt><font size=2>> To: \
Stefan Berger <stefanb@linux.vnet.ibm.com></font></tt><br><tt><font size=2>> \
Cc: linux-security-module@vger.kernel.org, tpmdd-<br>> \
devel@lists.sourceforge.net, linux-kernel@vger.kernel.org</font></tt><br><tt><font \
size=2>> Date: 03/29/2016 12:29 PM</font></tt><br><tt><font size=2>> Subject: \
Re: [tpmdd-devel] [PATCH v8 00/10] Multi-instance vTPM proxy \
driver</font></tt><br><tt><font size=2>> <br>> On Sun, Mar 13, 2016 at \
06:54:30PM -0400, Stefan Berger wrote:<br>> > The following series of patches \
implements a multi-instance vTPM <br>> > proxy driver that can dynamically \
create TPM 'server' and client device<br>> > pairs.<br>> > <br>> > \
Using an ioctl on the provided /dev/vtpmx, a client-side vTPM device<br>> > and \
a server side file descriptor is created. The file descriptor must<br>> > be \
passed to a TPM emulator. The device driver will initialize the<br>> > emulated \
TPM using TPM 1.2 or TPM 2 startup commands and it will read<br>> > the command \
durations from the device in case of a TPM 1.2. The choice<br>> > of emulated \
TPM device (1.2 or 2) must be provided with a flag in<br>> > the ioctl.<br>> \
> <br>> > The driver is based on a recent checkout of James Morris's \
'next'<br>> > branch and uses several recently posted patches from Jason and \
Jarkko.<br>> <br>> I don't remember if I said this but up to the IDR patch I \
merged patches<br>> to next (at the same day you sent this) so for v9 you can only \
include<br>> top four changes.</font></tt><br><br><br><tt><font size=2>I rebased \
my patch set on top of your current master. Here's how it looks \
like:</font></tt><br><br><a \
href="https://github.com/stefanberger/linux/commits/vtpm-driver.v9"><tt><font size=2 \
color=blue>https://github.com/stefanberger/linux/commits/vtpm-driver.v9</font></tt></a><br><br><tt><font \
size=2> Stefan</font></tt><br><BR>
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