From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Berger Subject: Re: [PATCH v2 0/3] Extend the vTPM proxy driver to pass locality to emulator Date: Wed, 3 May 2017 19:42:06 -0400 Message-ID: <72bacff5-5213-b114-ebf4-6e3fe7284bdc@linux.vnet.ibm.com> References: <1493384538-27883-1-git-send-email-stefanb@linux.vnet.ibm.com> <20170503223849.qcoc6xqncbyi6jwj@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20170503223849.qcoc6xqncbyi6jwj@intel.com> Sender: linux-kernel-owner@vger.kernel.org To: Jarkko Sakkinen Cc: tpmdd-devel@lists.sourceforge.net, linux-security-module@vger.kernel.org, jgunthorpe@obsidianresearch.com, linux-kernel@vger.kernel.org List-Id: tpmdd-devel@lists.sourceforge.net On 05/03/2017 06:38 PM, Jarkko Sakkinen wrote: > On Fri, Apr 28, 2017 at 09:02:15AM -0400, Stefan Berger wrote: >> The purpose of this series of patches is to enable the passing of the locality >> a command is executing in to a TPM emulator. To enable this we introduce a new >> flag for the device creation ioctl that requests that the locality be prepended >> to every command. For applications to check which flags the driver supports, we >> add a new ioctl that returns a bitmask of supported flags. > This is a weird change proposal as you could use tpm_vtpm_proxy for > other than some TPM emulator. I think in most cases the recipient of the TPM commands from the vtpm_proxy driver will be a TPM emulator. What do you have in mind? > >> v1->v2: >> - fixed return value from function in patch 3/3 >> >> >> Stefan Berger (3): >> tpm: vtpm_proxy: Add ioctl to get supported flags >> tpm: vtpm_proxy: Implement request_locality >> tpm: vtpm_proxy: Add ioctl to request locality prepended to command >> >> drivers/char/tpm/tpm_vtpm_proxy.c | 53 +++++++++++++++++++++++++++++++++++---- >> include/uapi/linux/vtpm_proxy.h | 15 ++++++++++- >> 2 files changed, 62 insertions(+), 6 deletions(-) >> >> -- >> 2.4.3 >> > /Jarkko > -- > To unsubscribe from this list: send the line "unsubscribe linux-security-module" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >