Re: [PATCH RFC,v2] tpm_crb: request and relinquish locality 0

From	Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH RFC,v2] tpm_crb: request and relinquish locality 0
Date	2017-03-11 13:40 +0100
Message-ID	<tjOtr-2Kw-3@gated-at.bofh.it> (permalink)
References	<tjMUF-1Aj-1@gated-at.bofh.it> <tjMUF-1Aj-7@gated-at.bofh.it>
Organization	Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo

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On Sat, Mar 11, 2017 at 12:55:43PM +0200, Jarkko Sakkinen wrote:
> On Sat, Mar 11, 2017 at 12:53:36PM +0200, Jarkko Sakkinen wrote:
> > Added two new callbacks to struct tpm_class_ops:
> > 
> > - request_locality
> > - relinquish_locality
> > 
> > These are called before sending and receiving data from the TPM.
> > 
> > Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
> > ---
> > This not yet v2 of this patch. I'm checking that this is what needs to be done
> > for tpm_tis_core before I go through testing etc. Thank you.
> 
> And apparently I did not amend tpm-interface.c change :( Anyway, I'm
> merely sanity checking that I'm doing the right thing.

If check_locality fails request_locality returns locality number
but it's not used for anything. Would it be OK to change it to
just return -EBUSY in this case?

/Jarkko

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[PATCH RFC,v2] tpm_crb: request and relinquish locality 0 Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2017-03-11 12:00 +0100
  Re: [PATCH RFC,v2] tpm_crb: request and relinquish locality 0 Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2017-03-11 12:00 +0100
    Re: [PATCH RFC,v2] tpm_crb: request and relinquish locality 0 Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2017-03-11 13:40 +0100

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