linux-kernel - Re: [PATCH v5 1/4] KEYS: trusted: Add generic trusted keys framework

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Message-ID: <CAFA6WYOdtwnewqY0ASnMf7fyw3s_hQx0+oWJRhT3CpkkkxYpDA@mail.gmail.com>
Date:   Thu, 18 Jun 2020 12:12:41 +0530
From:   Sumit Garg <sumit.garg@...aro.org>
To:     Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
Cc:     Mimi Zohar <zohar@...ux.ibm.com>,
        James Bottomley <jejb@...ux.ibm.com>,
        David Howells <dhowells@...hat.com>,
        Jens Wiklander <jens.wiklander@...aro.org>,
        Jonathan Corbet <corbet@....net>,
        James Morris <jmorris@...ei.org>,
        "Serge E. Hallyn" <serge@...lyn.com>,
        Casey Schaufler <casey@...aufler-ca.com>,
        Janne Karhunen <janne.karhunen@...il.com>,
        Daniel Thompson <daniel.thompson@...aro.org>,
        Markus Wamser <Markus.Wamser@...ed-mode.de>,
        "open list:ASYMMETRIC KEYS" <keyrings@...r.kernel.org>,
        linux-integrity@...r.kernel.org,
        linux-security-module@...r.kernel.org,
        Linux Doc Mailing List <linux-doc@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        op-tee@...ts.trustedfirmware.org,
        "tee-dev @ lists . linaro . org" <tee-dev@...ts.linaro.org>,
        Luke Hinds <lhinds@...hat.com>
Subject: Re: [PATCH v5 1/4] KEYS: trusted: Add generic trusted keys framework

On Thu, 18 Jun 2020 at 04:44, Jarkko Sakkinen
<jarkko.sakkinen@...ux.intel.com> wrote:
>
> On Tue, Jun 16, 2020 at 07:02:37PM +0530, Sumit Garg wrote:
> > + Luke
> >
> > Hi Jarkko,
> >
> > Prior to addressing your comments below which seems to show your
> > preference for compile time selection of trust source (TPM or TEE), I
> > would just like to hear the reasons for this preference especially if
> > it makes distro vendor's life difficult [1] to make opinionated
> > selection which could rather be achieved dynamically based on platform
> > capability.
> >
> > [1] https://lkml.org/lkml/2020/6/3/405
> >
> > -Sumit
>
> Hmm... I do get the distribution kernel point. OK, lets revert to
> dynamic then. Thanks for the remark.
>
> /Jarkko

Thanks, will revert to dynamic mode in v6.

-Sumit