From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Stefan Berger" Subject: Re: [PATCH v8 00/10] Multi-instance vTPM proxy driver Date: Tue, 29 Mar 2016 11:31:05 -0500 Message-ID: <201603291631.u2TGVBxR001332@d03av04.boulder.ibm.com> References: <1457909680-14085-1-git-send-email-stefanb@linux.vnet.ibm.com> <20160329162433.GB24833@intel.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============7333724538624397130==" Return-path: In-Reply-To: <20160329162433.GB24833-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: tpmdd-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org To: Jarkko Sakkinen Cc: tpmdd-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, linux-security-module-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Stefan, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: tpmdd-devel@lists.sourceforge.net --===============7333724538624397130== Content-Type: multipart/alternative; boundary="=_alternative 005ABD7885257F85_=" --=_alternative 005ABD7885257F85_= Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="US-ASCII" Jarkko Sakkinen wrote on 03/29/2016=20 12:24:33 PM: > From: Jarkko Sakkinen > To: Stefan Berger > Cc: linux-security-module-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, tpmdd- > devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org > Date: 03/29/2016 12:29 PM > Subject: Re: [tpmdd-devel] [PATCH v8 00/10] Multi-instance vTPM proxy=20 driver >=20 > On Sun, Mar 13, 2016 at 06:54:30PM -0400, Stefan Berger wrote: > > The following series of patches implements a multi-instance vTPM=20 > > proxy driver that can dynamically create TPM 'server' and client=20 device > > pairs. > >=20 > > 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. > >=20 > > The driver is based on a recent checkout of James Morris's 'next' > > branch and uses several recently posted patches from Jason and Jarkko. >=20 > 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=20 like: https://github.com/stefanberger/linux/commits/vtpm-driver.v9 Stefan --=_alternative 005ABD7885257F85_= Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset="US-ASCII"
Jarkko Sakkinen <jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org&= gt; wrote on 03/29/2016 12:24:33 PM:

> From: Jarkko Sakkinen <jark= ko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
> To: = Stefan Berger <stefanb-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
> Cc: linux-security-module-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, tpmdd-
> deve= l@lists.sourceforge.net, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
> Date: 03/29/2016 12:29 PM
> Subject: Re: [tpmdd-devel] [PATCH v8 00/10] Multi-instance vTPM proxy driver
>
> On Sun, M= ar 13, 2016 at 06:54:30PM -0400, Stefan Berger wrote:
> > The foll= owing series of patches implements a multi-instance vTPM
> > proxy driver that can dynamically create TPM 'server' and cli= ent 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 initi= alize the
> > emulated TPM using TPM 1.2 or TPM 2 startup commands and i= t 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 o= n a recent checkout of James Morris's 'next'
> > branch and uses s= everal 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 f= or 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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