From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758920Ab2IEPrs (ORCPT ); Wed, 5 Sep 2012 11:47:48 -0400 Received: from e38.co.us.ibm.com ([32.97.110.159]:54476 "EHLO e38.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751999Ab2IEPrp (ORCPT ); Wed, 5 Sep 2012 11:47:45 -0400 Date: Wed, 5 Sep 2012 10:46:44 -0500 From: Kent Yoder To: Benjamin Herrenschmidt Cc: Ashley Lai , linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, tpmdd-devel@lists.sourceforge.net, linuxppc-dev@lists.ozlabs.org, rcj@linux.vnet.ibm.com, adlai@us.ibm.com Subject: Re: [PATCH V3 1/3] drivers/char/tpm: Add new device driver to support IBM vTPM Message-ID: <20120905154644.GA14925@linux.vnet.ibm.com> References: <1344987282.4430.26.camel@footlong> <1345670263.25124.7.camel@footlong> <20120822214217.GB13519@linux.vnet.ibm.com> <1346816407.2257.37.camel@pasglop> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1346816407.2257.37.camel@pasglop> User-Agent: Mutt/1.5.21 (2010-09-15) X-Content-Scanned: Fidelis XPS MAILER x-cbid: 12090515-5518-0000-0000-0000076292AE Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Sep 05, 2012 at 01:40:07PM +1000, Benjamin Herrenschmidt wrote: > On Wed, 2012-08-22 at 16:42 -0500, Kent Yoder wrote: > > On Wed, Aug 22, 2012 at 04:17:43PM -0500, Ashley Lai wrote: > > > This patch adds a new device driver to support IBM virtual TPM > > > (vTPM) for PPC64. IBM vTPM is supported through the adjunct > > > partition with firmware release 740 or higher. With vTPM > > > support, each lpar is able to have its own vTPM without the > > > physical TPM hardware. > > > > > > This driver provides TPM functionalities by communicating with > > > the vTPM adjunct partition through Hypervisor calls (Hcalls) > > > and Command/Response Queue (CRQ) commands. > > > > Thanks Ashley, I'll include this in my next pull request to James. > > Oh ? I was about to put it in the powerpc tree ... But yeah, I notice > there's a change to tpm.h so it probably should be at least acked by the > TPM folks. As for the subsequent patches, they are powerpc specific so I > can add them, I don't think there's a strict dependency, is there ? James did accept my pull request, so these are already in security-next... Kent