RE: [PATCH RFC] Documentation/infiniband: Add docs for rdma-helpers

Hefty, Sean
2015-05-13T16:42:31Z

> > + rdma_cap_ib_cm
> > + ---------------
> > + Communication Manager (CM) will handle the connections between
> ^Connection Manager (CM) service, used to ease the process of

In IB terms, this is communication manager. It also handles transport level address resolution for UD QPs.

> > + rdma_cap_eth_ah
> > + ---------------
> > + Infiniband address handler format is special in ethernet fabric,
> use
> > + the helper to verify whether the port is using ethernet format or
> not.
>
> This helper is true when the address of the specific connection is of
> the Ethernet (RoCE) variety.

This is used for connectionless communication.