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Message-ID: <20160425082408.GA13629@infradead.org>
Date: Mon, 25 Apr 2016 01:24:08 -0700
From: Christoph Hellwig <hch@...radead.org>
To: Rafael Antognolli <rafael.antognolli@...el.com>
Cc: linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-block@...r.kernel.org
Subject: Re: [PATCH 0/2] Add Opal unlock support to NVMe.
On Fri, Apr 22, 2016 at 04:12:10PM -0700, Rafael Antognolli wrote:
> This patch series implement a small set of the Opal protocol for self
> encrypting devices. It's implemented only what is needed for saving a password
> and unlocking a given "locking range". The password is saved on the driver and
> replayed back to the device on resume from suspend to RAM. It is specifically
> supporting the single user mode.
>
> It is not planned to implement the full Opal protocol (at least not for now).
I think the OPAL code should be a generic library outside the NVMe
code so that we can use it for SATA and SAS as well, just with a little
glue code for the Security Send / Receive commands to wire it up to
NVMe.
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