[openib-general] [PATCH] agent: Fix agent_mad_send PCI mapping and gather address and length

[Roland Dreier]

    Sean> What exactly does it mean then when process_mad returns
    Sean> success?  Do any of the return bits from process_mad
    Sean> indicate that the MAD was for the HCA driver?

SUCCESS means that process_mad didn't encounter any errors.  If REPLY
or CONSUMED is set then process_mad actually handled the packet.

 - R.