[PATCH] nvme-sysfs: add 'fna' attribute

[Tokunori Ikegami]

There are many identify commands fields so if the nvme driver can be 
kept the field values seems can be reduced to run many identify 
commands. Thank you.

On 2024/09/23 0:36, Keith Busch wrote:
> At least for multi-namespace subsystems, I would agree knowing this
> value is important to understand the potentially undesired reprecussions
> of running a format command, but that logic ought to just go in tooling.
> And the meaning of the reported value here is not immediately obvious to
> a typical user without the spec in front of you, so I'm a little
> skeptical on exporting this attribute.
>
> nvme-cli already checks this on a format request, at least. You probably
> are not formatting very frequently anyway, so avoiding an identify
> command for such a low frequency event seems a bit overkill to me.