linux-kernel - Re: [PATCH v5 2/7] tpm: remove definition of TPM2_ACTIVE_PCR

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Date:   Mon, 3 Dec 2018 09:31:23 -0800
From:   Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To:     Roberto Sassu <roberto.sassu@...wei.com>
Cc:     zohar@...ux.ibm.com, david.safford@...com, monty.wiseman@...com,
        linux-integrity@...r.kernel.org,
        linux-security-module@...r.kernel.org,
        linux-kernel@...r.kernel.org, silviu.vlasceanu@...wei.com
Subject: Re: [PATCH v5 2/7] tpm: remove definition of TPM2_ACTIVE_PCR_BANKS

On Mon, Dec 03, 2018 at 10:59:10AM +0100, Roberto Sassu wrote:
> On 11/30/2018 8:45 PM, Jarkko Sakkinen wrote:
> > On Fri, Nov 30, 2018 at 11:41:49AM -0800, Jarkko Sakkinen wrote:
> > > Even after looking at the spec the last field does not make sense as the
> > > event after digests and digests are not in union. It is just not right.
> > > 
> > > The comment does not fix that.
> > 
> > You should remove the last field and rename the struct as maybe
> > struct tcg_pcr_event2_head. If we ever need the very last field
> > we can create struct *_tail.
> > 
> > Not your fault but there is clear bug in the struct definition
> > that should be fixed in a commit of its own.
> 
> Given that I explain the problem in the new patch, I would also remove
> TPM2_ACTIVE_PCR_BANKS in the same patch. Is it ok?

Yes.

/Jarkko