Re: [PATCH] nvmet: preserve controller serial number between reboots

From: Christoph Hellwig
Date: Thu Jul 13 2017 - 13:18:07 EST

On Thu, Jul 13, 2017 at 07:38:27PM +0300, Sagi Grimberg wrote:
>>> It seems weird that a subsystem has a serial.
>> But that's actually how NVMe defines them.
> Where is that wording?

Right there in the SN field description:

"Serial Number (SN): Contains the serial number for the NVM subsystem
that is assigned by the vendor as an ASCII string. Refer to section
7.10 for unique identifier requirements. Refer to section 1.5 for
ASCII string requirements"