[PATCH v7 0/3 RESEND] generic and PowerPC SED Opal keystore

Jens Axboe axboe at kernel.dk
Tue Sep 12 08:19:13 AEST 2023

On 9/8/23 9:30 AM, gjoyce at linux.vnet.ibm.com wrote:
> From: Greg Joyce <gjoyce at linux.vnet.ibm.com>
> This patchset extends the capabilites incorporated into for-6.6/block
> (https://git.kernel.dk/cgit/linux/commit/?h=for-6.6/block&id=3bfeb61256643281ac4be5b8a57e9d9da3db4335) by allowing the SED Opal key to be seeded into
> the keyring from a secure permanent keystore.
> It has gone through numerous rounds of review and all comments/suggetions
> have been addressed. The reviews have covered all relevant areas including
> reviews by block and keyring developers as well as the SED Opal
> maintainer. The last patchset submission has not solicited any responses
> in the six weeks since it was last distributed. The changes are
> generally useful and ready for inclusion.
> TCG SED Opal is a specification from The Trusted Computing Group
> that allows self encrypting storage devices (SED) to be locked at
> power on and require an authentication key to unlock the drive.
> Generic functions have been defined for accessing SED Opal keys.
> The generic functions are defined as weak so that they may be superseded
> by keystore specific versions.
> PowerPC/pseries versions of these functions provide read/write access
> to SED Opal keys in the PLPKS keystore.
> The SED block driver has been modified to read the SED Opal
> keystore to populate a key in the SED Opal keyring. Changes to the
> SED Opal key will be written to the SED Opal keystore.

Applied for 6.7, thanks.

Jens Axboe

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