[PATCH rfc 2/2] nvmet: expose option to emulate a nvm subsystem in read-only mode

[Sagi Grimberg]

>> Just to be clear, that is exactly what I intended to do.
> 
> My point is that we should not have a configfs nob to turn
> on the r/o nob, but do it based on an error from the lower
> block device.

What do you suggest we do when the subsystem exports two block
devices of two different subsystems where only one gets into
r/o state?