[PATCH 1/3] nvmet: expose discovery subsystem in sysfs

[Christoph Hellwig]

On Mon, Mar 14, 2022 at 11:53:31AM +0100, Hannes Reinecke wrote:
> Expose the discovery subsystem in sysfs instead of having it as
> an internal structure. This requires the admin to manually
> enable the discovery subsystem by linking it to a port, but
> this can be seen as a feature as it will allows us to expose
> subsystems without discovery subsystems and discovery subsystems
> with no I/O subsystems.

... and completely breaks any existing setup.