RE: [PATCH RFC 2/2] RDMA/isert: Support iWARP transport

Hefty, Sean
2015-06-25T18:30:22Z

> > + * IWARP transports need REMOTE_WRITE for MRs used as the target of
> > + * an RDMA_READ. Since the DMA MR is used for all ports, then if
> > + * any port is running IWARP, add REMOTE_WRITE.
> > + */
> > + if (any_port_is_iwarp(device))
>
> It would be nice to have a new-style cap test for this instead of open
> coding iwarp. Similar to rdma_cap_read_multi_sge

This should be pushed down into the devices, or at least within verbs, rather than having ULPs needing to know this oddness.