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SubjectRe: [PATCH 0/3] nvme: Don't add namespaces for locked drives
On Fri, Jun 24, 2016 at 12:45:08AM -0700, Jethro Beekman wrote:
> As you found NVMe points to SPC-4. SPC-4 lists protocol 0xEF "ATA Device Server
> Password Security" as part of the SECURITY PROTOCOL IN command, pointing to
> SAT-2. In one SAT-2 draft I could find there is are these sections
>
> 12 SAT-specific SCSI extensions
> 12.5 SAT-specific Security Protocols
> 12.5.1 ATA Device Server Password Security Protocol
>
> which provide a pretty straightforward translation of the ATA SECURITY feature
> set (except that there is a new command to gather information that would
> normally be part of ATA IDENTIFY). I have implemented all this and it seems to
> work on my drive.

Oh, fun. Can you add a little file in Documentation that explains this
chain and how we end up building the NVMe commands?

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