Re: [PATCH v1 03/12] tpm: TPM2 support for tpm_pcr_read()

From: Peter Hüwe
Date: Wed Sep 24 2014 - 16:13:12 EST


Am Mittwoch, 24. September 2014, 21:43:23 schrieb Jarkko Sakkinen:
> On Wed, Sep 24, 2014 at 10:53:20AM -0600, Jason Gunthorpe wrote:
> > On Wed, Sep 24, 2014 at 12:05:53PM +0300, Jarkko Sakkinen wrote:
> > > +static struct tpm_input_header tpm2_pcrread_header = {
> >
> > Missing const - all of these static structures in tpm2-cmds.c are missing
> > the const, please fix them all.
> >
> > > + .tag = cpu_to_be16(TPM2_ST_NO_SESSIONS),
> > > + .length = cpu_to_be32(TPM2_PCR_READ_IN_SIZE),
> > > + .ordinal = cpu_to_be32(TPM2_CC_PCR_READ)
> > > +};
> >
> > BTW, I always thought this was a goofy and very expensive way to store
> > 3 values and zero initialize. If you want to do something different in
> > the tpm2-cmds.c that would be great too...
>
> What do you think about the way trusted module builds messages? It's easier
> to maintain and debug than the approach used in the tpm subsystem.


Can you post an example (e.g. for the command stream above)

Peter
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