Re: [PATCH v4 RESEND 0/3] sed-opal: keyrings, discovery, revert, key store

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On Mon, 2023-06-05 at 15:14 -0600, Jens Axboe wrote:
> On 6/1/23 4:37PM, 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.

Rebase to for-6.5/block coming shortly.





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