linux-kernel - Re: [tpmdd-devel] [PATCH RFC 0/4] RFC: in-kernel resource manager

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Message-ID: <20170103232042.GF29656@obsidianresearch.com>
Date:   Tue, 3 Jan 2017 16:20:42 -0700
From:   Jason Gunthorpe <jgunthorpe@...idianresearch.com>
To:     Ken Goldman <kgoldman@...ibm.com>
Cc:     tpmdd-devel@...ts.sourceforge.net,
        linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [tpmdd-devel] [PATCH RFC 0/4] RFC: in-kernel resource manager

On Tue, Jan 03, 2017 at 05:21:28PM -0500, Ken Goldman wrote:
> On 1/3/2017 4:47 PM, Jason Gunthorpe wrote:
> >
> > I think we should also consider TPM 1.2 support in all of this, it is
> > still a very popular piece of hardware and it is equally able to
> > support a RM.
> 
> I suspect that TPM 2.0 and TPM 1.2 are so different that there may be 
> little or no code in common.

Sure, but the uapi should make sense for both versions, ie, I don't want
to see a tpm 2.0 specific char dev.

Jason