On Mon, Sep 25, 2017 at 10:23:16AM +0200, Hannes Reinecke wrote: > > We could have such an interface I assume. But it would suck to maintain > > yet another state (we are already having enough trouble to have a > > coherent controller state machine). > > Weell ... we could be using a notifier chain for that. > I think I should post my patchset.
The point is: if you want proper multipath behavior use the nvme in-kernel multipath code. If you want to weird crap in userspace don't expect any help from the kernel driver.
