linux-kernel - Re: [PATCH v9 2/4] tpm: Proxy driver for supporting multiple emulated TPMs

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Message-ID: <57068198.6050407@linux.vnet.ibm.com>
Date:	Thu, 7 Apr 2016 11:49:44 -0400
From:	Stefan Berger <stefanb@...ux.vnet.ibm.com>
To:	Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
Cc:	tpmdd-devel@...ts.sourceforge.net, jgunthorpe@...idianresearch.com,
	linux-security-module@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
	linux-api@...r.kernel.org
Subject: Re: [PATCH v9 2/4] tpm: Proxy driver for supporting multiple emulated
 TPMs

On 04/07/2016 08:35 AM, Jarkko Sakkinen wrote:
> On Tue, Mar 29, 2016 at 02:19:12PM -0400, Stefan Berger wrote:
>> This patch implements a proxy driver for supporting multiple emulated TPMs
>> in a system.
>>
>> The driver implements a device /dev/vtpmx that is used to created
>> a client device pair /dev/tpmX (e.g., /dev/tpm10) and a server side that
>> is accessed using a file descriptor returned by an ioctl.
>> The device /dev/tpmX is the usual TPM device created by the core TPM
>> driver. Applications or kernel subsystems can send TPM commands to it
>> and the corresponding server-side file descriptor receives these
>> commands and delivers them to an emulated TPM.
>>
>> Signed-off-by: Stefan Berger <stefanb@...ux.vnet.ibm.com>
>> CC: linux-kernel@...r.kernel.org
>> CC: linux-doc@...r.kernel.org
>> CC: linux-api@...r.kernel.org
> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
> Tested-by: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>

Thanks. So I can post a v10 where I have to re-introduce the priv field 
but put it into the tpm_chip struct. Obviously it needs this field. I am 
not sure whether you'll let me take the Reviewed-by and Tested-by, though?

    Stefan