linux-kernel - Re: [PATCH RESEND] docs: update trusted-encrypted.rst

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Message-ID: <20200818154444.GA137138@linux.intel.com>
Date:   Tue, 18 Aug 2020 18:44:44 +0300
From:   Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To:     James Bottomley <jejb@...ux.ibm.com>
Cc:     Coly Li <colyli@...e.de>, Stefan Berger <stefanb@...ux.ibm.com>,
        keyrings@...r.kernel.org, linux-kernel@...r.kernel.org,
        Dan Williams <dan.j.williams@...el.com>,
        Mimi Zohar <zohar@...ux.ibm.com>
Subject: Re: [PATCH RESEND] docs: update trusted-encrypted.rst

On Sun, Aug 16, 2020 at 10:12:13AM -0700, James Bottomley wrote:
> On Mon, 2020-08-17 at 00:57 +0800, Coly Li wrote:
> > On 2020/8/17 00:36, James Bottomley wrote:
> > > On Sun, 2020-08-16 at 12:06 -0400, Stefan Berger wrote:
> > > [...]
> > > > A note in this file states this:
> > > > 
> > > > Note: When using a TPM 2.0 with a persistent key with handle
> > > > 0x81000001, append 'keyhandle=0x81000001' to statements between
> > > > quotes, such as "new 32 keyhandle=0x81000001".
> > > > 
> > > > Now if someone was (still) interested in TPM 1.2 
> > > > adapt the  note to state that these keyhandle=... should be
> > > > removed for the TPM 1.2 case.
> > > 
> > > Actually, I also have a plan to match what userspace does and
> > > simply assume a keyhandle of 40000001 (generate an EC Storage
> > > Primary Key on the fly) if it's not specified, which will make the
> > > TPM1.2 and 2.0 versions of this the same.  Unfortunately the
> > > necessary precursor patches are taking an age to get upstream.
> > 
> > Hi James,
> > 
> > Do you have a plan to push such patches into upstream soon? If yes
> > than I may wait for your patch and withdraw this one.
> 
> Well, as I said above it depends on not yet upstream precursor patches.
>  They have been pending for about a year, so I've no real idea of the
> timeline.
> 
> James

As far as I remember there was not much left in the previous version to
do. Some time has passed when it was discussed but I recall it was
mainly about documenting the key format.

/Jarkko