On 6/1/23 4:37 PM, gjoyce@xxxxxxxxxxxxxxxxxx wrote: > From: Greg Joyce <gjoyce@xxxxxxxxxxxxxxxxxx> > > This patchset has gone through numerous rounds of review and > all comments/suggetions have been addressed. I believe that > this patchset is 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. > > The current SED Opal implementation in the block driver > requires that authentication keys be provided in an ioctl > so that they can be presented to the underlying SED > capable drive. Currently, the key is typically entered by > a user with an application like sedutil or sedcli. While > this process works, it does not lend itself to automation > like unlock by a udev rule. > > The SED block driver has been extended so it can alternatively > obtain a key from a sed-opal kernel keyring. The SED ioctls > will indicate the source of the key, either directly in the > ioctl data or from the keyring. > > Two new SED ioctls have also been added. These are: > 1) IOC_OPAL_REVERT_LSP to revert LSP state > 2) IOC_OPAL_DISCOVERY to discover drive capabilities/state > > change log v4: > - rebase to 6.3-rc7 > - replaced "255" magic number with U8_MAX None of this applies for for-6.5/block, and I'm a little puzzled as to why you'd rebase to an old kernel rather than a 6.4-rc at least? Please resend one that is current. -- Jens Axboe
