[PATCH v9 0/4] Introduce TEE based Trusted Keys support
sumit.garg at linaro.org
Thu Mar 4 10:00:18 UTC 2021
On Mon, 1 Mar 2021 at 18:41, Sumit Garg <sumit.garg at linaro.org> wrote:
> Add support for TEE based trusted keys where TEE provides the functionality
> to seal and unseal trusted keys using hardware unique key. Also, this is
> an alternative in case platform doesn't possess a TPM device.
> This patch-set has been tested with OP-TEE based early TA which is already
> merged in upstream .
>  https://github.com/OP-TEE/optee_os/commit/f86ab8e7e0de869dfa25ca05a37ee070d7e5b86b
> Changes in v9:
> 1. Rebased to latest tpmdd/master.
> 2. Defined pr_fmt() and removed redundant tags.
> 3. Patch #2: incorporated misc. comments.
> 4. Patch #3: incorporated doc changes from Elaine and misc. comments
> from Randy.
> 5. Patch #4: reverted to separate maintainer entry as per request from
> 6. Added Jarkko's Tested-by: tag on patch #2.
It looks like we don't have any further comments on this patch-set. So
would you be able to pick up this patch-set?
> Changes in v8:
> 1. Added static calls support instead of indirect calls.
> 2. Documented trusted keys source module parameter.
> 3. Refined patch #1 commit message discription.
> 4. Addressed misc. comments on patch #2.
> 5. Added myself as Trusted Keys co-maintainer instead.
> 6. Rebased to latest tpmdd master.
> Changes in v7:
> 1. Added a trusted.source module parameter in order to enforce user's
> choice in case a particular platform posses both TPM and TEE.
> 2. Refine commit description for patch #1.
> Changes in v6:
> 1. Revert back to dynamic detection of trust source.
> 2. Drop author mention from trusted_core.c and trusted_tpm1.c files.
> 3. Rebased to latest tpmdd/master.
> Changes in v5:
> 1. Drop dynamic detection of trust source and use compile time flags
> 2. Rename trusted_common.c -> trusted_core.c.
> 3. Rename callback: cleanup() -> exit().
> 4. Drop "tk" acronym.
> 5. Other misc. comments.
> 6. Added review tags for patch #3 and #4.
> Changes in v4:
> 1. Pushed independent TEE features separately:
> - Part of recent TEE PR: https://lkml.org/lkml/2020/5/4/1062
> 2. Updated trusted-encrypted doc with TEE as a new trust source.
> 3. Rebased onto latest tpmdd/master.
> Changes in v3:
> 1. Update patch #2 to support registration of multiple kernel pages.
> 2. Incoporate dependency patch #4 in this patch-set:
> Changes in v2:
> 1. Add reviewed-by tags for patch #1 and #2.
> 2. Incorporate comments from Jens for patch #3.
> 3. Switch to use generic trusted keys framework.
> Sumit Garg (4):
> KEYS: trusted: Add generic trusted keys framework
> KEYS: trusted: Introduce TEE based Trusted Keys
> doc: trusted-encrypted: updates with TEE as a new trust source
> MAINTAINERS: Add entry for TEE based Trusted Keys
> .../admin-guide/kernel-parameters.txt | 12 +
> .../security/keys/trusted-encrypted.rst | 171 ++++++--
> MAINTAINERS | 8 +
> include/keys/trusted-type.h | 53 +++
> include/keys/trusted_tee.h | 16 +
> include/keys/trusted_tpm.h | 29 +-
> security/keys/trusted-keys/Makefile | 2 +
> security/keys/trusted-keys/trusted_core.c | 358 +++++++++++++++++
> security/keys/trusted-keys/trusted_tee.c | 317 +++++++++++++++
> security/keys/trusted-keys/trusted_tpm1.c | 366 ++++--------------
> 10 files changed, 981 insertions(+), 351 deletions(-)
> create mode 100644 include/keys/trusted_tee.h
> create mode 100644 security/keys/trusted-keys/trusted_core.c
> create mode 100644 security/keys/trusted-keys/trusted_tee.c
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