[PATCH 0/3] Improve readbility of NVME "wwid" attribute

[Christoph Hellwig]

On Fri, Jul 14, 2017 at 09:54:12AM +0200, Martin Wilck wrote:
> That was my first approach to the issue. But then I realized that the
> term "WWID" is ususally associated with a hex string. 
> (https://en.wikipedia.org/wiki/World_Wide_Name), so allowing arbitrary
> ASCII might violate some people's assumptions of how a WWID should look
> like. (Not to mention that we don't have a vendor OUI...).

iSCSI device identifiers also use a string, and even worse it's utf8
and not just 7-bit ASCII.