From: Sumit Garg <sumit.garg@linaro.org>
To: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Cc: "tee-dev @ lists . linaro . org" <tee-dev@lists.linaro.org>,
Daniel Thompson <daniel.thompson@linaro.org>,
op-tee@lists.trustedfirmware.org,
Jonathan Corbet <corbet@lwn.net>,
James Bottomley <jejb@linux.ibm.com>,
Janne Karhunen <janne.karhunen@gmail.com>,
Linux Doc Mailing List <linux-doc@vger.kernel.org>,
James Morris <jmorris@namei.org>,
Mimi Zohar <zohar@linux.ibm.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
dhowells@redhat.com, linux-security-module@vger.kernel.org,
"open list:ASYMMETRIC KEYS" <keyrings@vger.kernel.org>,
Markus Wamser <Markus.Wamser@mixed-mode.de>,
Casey Schaufler <casey@schaufler-ca.com>,
linux-integrity@vger.kernel.org,
Jens Wiklander <jens.wiklander@linaro.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
"Serge E. Hallyn" <serge@hallyn.com>
Subject: Re: [PATCH v4 1/4] KEYS: trusted: Add generic trusted keys framework
Date: Tue, 02 Jun 2020 08:52:37 +0000 [thread overview]
Message-ID: <CAFA6WYOVho3sAO=ABaeO3CGw-DfWuGOE9H_D48pCwAq0+VX9Qw@mail.gmail.com> (raw)
In-Reply-To: <20200602071407.GB16602@linux.intel.com>
On Tue, 2 Jun 2020 at 12:44, Jarkko Sakkinen
<jarkko.sakkinen@linux.intel.com> wrote:
>
> On Mon, Jun 01, 2020 at 02:41:55PM +0530, Sumit Garg wrote:
> > > This, I think is wrong. You should have a compile time flag for TPM e.g.
> > > CONFIG_TRUSTED_TPM, not this dynamic mess.
> > >
> >
> > The whole idea to have it dynamic was to have a common trusted keys
> > module which could support both TPM and TEE implementation depending
> > on hardware. I guess it may be useful in scenarios where a particular
> > hardware supports a TPM chip while other doesn't but both need to run
> > a common kernel image.
>
> For now it should only scale to what is needed. No problems refining
> it later when there is something to enable.
>
Fair enough, will switch to compile time mode then.
-Sumit
> /Jarkko
WARNING: multiple messages have this Message-ID (diff)
From: Sumit Garg <sumit.garg@linaro.org>
To: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Cc: Mimi Zohar <zohar@linux.ibm.com>,
James Bottomley <jejb@linux.ibm.com>,
dhowells@redhat.com, Jens Wiklander <jens.wiklander@linaro.org>,
Jonathan Corbet <corbet@lwn.net>,
James Morris <jmorris@namei.org>,
"Serge E. Hallyn" <serge@hallyn.com>,
Casey Schaufler <casey@schaufler-ca.com>,
Janne Karhunen <janne.karhunen@gmail.com>,
Daniel Thompson <daniel.thompson@linaro.org>,
Markus Wamser <Markus.Wamser@mixed-mode.de>,
"open list:ASYMMETRIC KEYS" <keyrings@vger.kernel.org>,
linux-integrity@vger.kernel.org,
linux-security-module@vger.kernel.org,
Linux Doc Mailing List <linux-doc@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
op-tee@lists.trustedfirmware.org,
"tee-dev @ lists . linaro . org" <tee-dev@lists.linaro.org>
Subject: Re: [PATCH v4 1/4] KEYS: trusted: Add generic trusted keys framework
Date: Tue, 2 Jun 2020 14:10:37 +0530 [thread overview]
Message-ID: <CAFA6WYOVho3sAO=ABaeO3CGw-DfWuGOE9H_D48pCwAq0+VX9Qw@mail.gmail.com> (raw)
In-Reply-To: <20200602071407.GB16602@linux.intel.com>
On Tue, 2 Jun 2020 at 12:44, Jarkko Sakkinen
<jarkko.sakkinen@linux.intel.com> wrote:
>
> On Mon, Jun 01, 2020 at 02:41:55PM +0530, Sumit Garg wrote:
> > > This, I think is wrong. You should have a compile time flag for TPM e.g.
> > > CONFIG_TRUSTED_TPM, not this dynamic mess.
> > >
> >
> > The whole idea to have it dynamic was to have a common trusted keys
> > module which could support both TPM and TEE implementation depending
> > on hardware. I guess it may be useful in scenarios where a particular
> > hardware supports a TPM chip while other doesn't but both need to run
> > a common kernel image.
>
> For now it should only scale to what is needed. No problems refining
> it later when there is something to enable.
>
Fair enough, will switch to compile time mode then.
-Sumit
> /Jarkko
WARNING: multiple messages have this Message-ID (diff)
From: Sumit Garg <sumit.garg@linaro.org>
To: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Cc: "tee-dev @ lists . linaro . org" <tee-dev@lists.linaro.org>,
Daniel Thompson <daniel.thompson@linaro.org>,
op-tee@lists.trustedfirmware.org,
Jonathan Corbet <corbet@lwn.net>,
James Bottomley <jejb@linux.ibm.com>,
Janne Karhunen <janne.karhunen@gmail.com>,
Linux Doc Mailing List <linux-doc@vger.kernel.org>,
James Morris <jmorris@namei.org>,
Mimi Zohar <zohar@linux.ibm.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
dhowells@redhat.com, linux-security-module@vger.kernel.org,
"open list:ASYMMETRIC KEYS" <keyrings@vger.kernel.org>,
Markus Wamser <Markus.Wamser@mixed-mode.de>,
Casey Schaufler <casey@schaufler-ca.com>,
linux-integrity@vger.kernel.org,
Jens Wiklander <jens.wiklander@linaro.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
"Serge E. Hallyn" <serge@hallyn.com>
Subject: Re: [PATCH v4 1/4] KEYS: trusted: Add generic trusted keys framework
Date: Tue, 2 Jun 2020 14:10:37 +0530 [thread overview]
Message-ID: <CAFA6WYOVho3sAO=ABaeO3CGw-DfWuGOE9H_D48pCwAq0+VX9Qw@mail.gmail.com> (raw)
In-Reply-To: <20200602071407.GB16602@linux.intel.com>
On Tue, 2 Jun 2020 at 12:44, Jarkko Sakkinen
<jarkko.sakkinen@linux.intel.com> wrote:
>
> On Mon, Jun 01, 2020 at 02:41:55PM +0530, Sumit Garg wrote:
> > > This, I think is wrong. You should have a compile time flag for TPM e.g.
> > > CONFIG_TRUSTED_TPM, not this dynamic mess.
> > >
> >
> > The whole idea to have it dynamic was to have a common trusted keys
> > module which could support both TPM and TEE implementation depending
> > on hardware. I guess it may be useful in scenarios where a particular
> > hardware supports a TPM chip while other doesn't but both need to run
> > a common kernel image.
>
> For now it should only scale to what is needed. No problems refining
> it later when there is something to enable.
>
Fair enough, will switch to compile time mode then.
-Sumit
> /Jarkko
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2020-06-02 8:52 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-06 9:40 [PATCH v4 0/4] Introduce TEE based Trusted Keys support Sumit Garg
2020-05-06 9:52 ` Sumit Garg
2020-05-06 9:40 ` Sumit Garg
2020-05-06 9:40 ` [PATCH v4 1/4] KEYS: trusted: Add generic trusted keys framework Sumit Garg
2020-05-06 9:52 ` Sumit Garg
2020-05-06 9:40 ` Sumit Garg
2020-05-14 0:25 ` Jarkko Sakkinen
2020-05-14 0:25 ` Jarkko Sakkinen
2020-05-14 0:25 ` Jarkko Sakkinen
2020-05-14 11:23 ` Sumit Garg
2020-05-14 11:35 ` Sumit Garg
2020-05-14 11:23 ` Sumit Garg
2020-05-15 0:00 ` Jarkko Sakkinen
2020-05-15 0:00 ` Jarkko Sakkinen
2020-05-15 0:00 ` Jarkko Sakkinen
2020-06-01 2:00 ` Jarkko Sakkinen
2020-06-01 2:00 ` Jarkko Sakkinen
2020-06-01 2:00 ` Jarkko Sakkinen
2020-06-01 8:50 ` Sumit Garg
2020-06-01 8:50 ` Sumit Garg
2020-06-01 8:50 ` Sumit Garg
2020-06-02 7:08 ` Jarkko Sakkinen
2020-06-02 7:08 ` Jarkko Sakkinen
2020-06-02 7:08 ` Jarkko Sakkinen
2020-06-01 2:11 ` Jarkko Sakkinen
2020-06-01 2:11 ` Jarkko Sakkinen
2020-06-01 2:11 ` Jarkko Sakkinen
2020-06-01 9:11 ` Sumit Garg
2020-06-01 9:23 ` Sumit Garg
2020-06-01 9:11 ` Sumit Garg
2020-06-02 7:14 ` Jarkko Sakkinen
2020-06-02 7:14 ` Jarkko Sakkinen
2020-06-02 7:14 ` Jarkko Sakkinen
2020-06-02 8:40 ` Sumit Garg [this message]
2020-06-02 8:52 ` Sumit Garg
2020-06-02 8:40 ` Sumit Garg
2020-05-06 9:40 ` [PATCH v4 2/4] KEYS: trusted: Introduce TEE based Trusted Keys Sumit Garg
2020-05-06 9:52 ` Sumit Garg
2020-05-06 9:40 ` Sumit Garg
2020-05-14 0:28 ` Jarkko Sakkinen
2020-05-14 0:28 ` Jarkko Sakkinen
2020-05-14 0:28 ` Jarkko Sakkinen
2020-05-14 7:27 ` Sumit Garg
2020-05-14 7:39 ` Sumit Garg
2020-05-14 7:27 ` Sumit Garg
2020-05-14 23:43 ` Jarkko Sakkinen
2020-05-14 23:43 ` Jarkko Sakkinen
2020-05-14 23:43 ` Jarkko Sakkinen
2020-05-06 9:40 ` [PATCH v4 3/4] doc: trusted-encrypted: updates with TEE as a new trust source Sumit Garg
2020-05-06 9:52 ` Sumit Garg
2020-05-06 9:40 ` Sumit Garg
2020-05-14 0:29 ` Jarkko Sakkinen
2020-05-14 0:29 ` Jarkko Sakkinen
2020-05-14 0:29 ` Jarkko Sakkinen
2020-05-06 9:40 ` [PATCH v4 4/4] MAINTAINERS: Add entry for TEE based Trusted Keys Sumit Garg
2020-05-06 9:52 ` Sumit Garg
2020-05-06 9:40 ` Sumit Garg
2020-05-14 0:35 ` Jarkko Sakkinen
2020-05-14 0:35 ` Jarkko Sakkinen
2020-05-14 0:35 ` Jarkko Sakkinen
2020-05-12 9:20 ` [PATCH v4 0/4] Introduce TEE based Trusted Keys support Sumit Garg
2020-05-12 9:32 ` Sumit Garg
2020-05-12 9:20 ` Sumit Garg
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