Re: [PATCH v4 00/10] Multi-instance vTPM driver

[Jarkko Sakkinen <jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>]

On Mon, Feb 29, 2016 at 03:30:35PM -0500, Stefan Berger wrote:
>    Jarkko Sakkinen <jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org> wrote on 02/29/2016
>    03:24:01 PM:
> 
>    >
>    > On Mon, Feb 29, 2016 at 12:29:46PM -0500, Stefan Berger wrote:
>    > > The following series of patches implements a multi-instance vTPM
>    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 James Morris's 'next' branch and uses several
>    > > recently posted patches from Jason and Jarkko. Some of these patches
>    > > needed to rebased on top of this tree.
>    >
>    > It is kind of hard to follow what has happend between patch set
>    > versions if you don't have a changelog in the cover letter.
> 
>    Sorry for that. I followed your suggestion about the flags in the
>    vtpm-driver but moved the ops related to flag modifications under the
>    mutex lock.

Thanks and no worries.

>        Stefan

/Jarkko

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