[openib-general] IP addressing on InfiniBand networks

[Roland Dreier]

    James> I want to make sure I understand your solution. If we choose this
    James> option:

    James>   - IB services (both kernel and user space) will be configured using
    James>     IP addresses. By IB services, I'm referring to protocols that are
    James>     layered directly on top of the InfiniBand protocols (e.g. SDP,
    James>     NFS-RDMA, iSER, etc.).
    James>   - IB services will resolve IP addresses to IB addresses using IPoIB
    James>     ARP (all IB nodes would be required to support IPoIB).
    James>   - each IB service would place appropriate IP address information in
    James>     its protocol messages

That's mostly right, except that I would leave it up to the individual
protocols if and how they want to use IP addressing.  For example, the
SCSI RDMA Protocol (SRP) published by INCITS T10 does not use IP
addresses in any way, and it seems that should be allowed and supported.

 - R.