New implementation for NFS over RDMA

With the integration of PSARC 2007/347 NFS/RDMA Solaris got a new implementation for NFS over RDMA:

This integration brings the NFS/RDMA Solaris Implementation up to datewith the latest IETF Drafts. Specifically, it removes support for the initial NFS/RDMA implementation (version 0) and adds support for rpcrdma [1] and nfsdirect [2] (version 1).