[RFC 4/7] KEYS: trusted: Introduce TEE based Trusted Keys

[Jarkko Sakkinen]

On Thu, Jun 13, 2019 at 04:00:30PM +0530, Sumit Garg wrote:
> Add support for TEE based trusted keys where TEE provides the functionality
> to seal and unseal trusted keys using hardware unique key.
> 
> Refer to Documentation/tee.txt for detailed information about TEE.
> 
> Approach taken in this patch acts as an alternative to a TPM device in case
> platform doesn't possess one.
> 
> Signed-off-by: Sumit Garg <sumit.garg at linaro.org>

How does this interact with the trusted module? Why there is no update
to security/keys/trusted-encrypted.txt?

Somehow the existing trusted module needs to be re-architected to work
with either. Otherwise, this will turn out to be a mess.

/Jarkko