linux-kernel - Re: [PATCH] tpm_crb: request and relinquish locality 0

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Date:   Fri, 10 Mar 2017 17:27:09 -0700
From:   Jason Gunthorpe <jgunthorpe@...idianresearch.com>
To:     Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
Cc:     tpmdd-devel@...ts.sourceforge.net,
        linux-security-module@...r.kernel.org,
        Jerry Snitselaar <jsnitsel@...hat.com>, gang.wei@...el.com,
        Peter Huewe <peterhuewe@....de>,
        Marcel Selhorst <tpmdd@...horst.net>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] tpm_crb: request and relinquish locality 0

On Sat, Mar 11, 2017 at 01:58:00AM +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.

If we are going to add new ops, I think we should also adjust the
existing drivers to use this mechanism as well?

eg tis just calls its request_locality as the first thing in send..

Jason