[PATCH 10/10] nvme: implement multipath access to nvme subsystems

[Christoph Hellwig]

On Tue, Aug 29, 2017 at 06:22:50PM +0800, Guan Junxiong wrote:
> Does this introduce conflicts with current DM-Multipath used for NVMe/NVMeF
> when path IO error occurs?  Such IO will be retried not only on the nvme-mpath
> internal path, but also on the dm-mpath path.

It will not reach back to dm-multipath if we fail over here.