/*
- * rdma engine
+ * RDMA I/O engine
*
- * RDMA IO engine using OFED library.
- * Support both RDMA memory semantic and channel semantic
- * in InfiniBand, RoCE and iWarp environment.
+ * RDMA I/O engine based on the IB verbs and RDMA/CM user space libraries.
+ * Supports both RDMA memory semantics and channel semantics
+ * for the InfiniBand, RoCE and iWARP protocols.
*
- * This is currently disabled. To enable it, execute:
+ * This I/O engine is disabled by default. To enable it, execute:
*
* $ export EXTFLAGS="-DFIO_HAVE_RDMA"
* $ export EXTLIBS="-libverbs -lrdmacm"
*
- * before running make. You'll need the OFED as well:
+ * before running make. You will need the Linux RDMA software as well, either
+ * from your Linux distributor or directly from openfabrics.org:
*
* http://www.openfabrics.org/downloads/OFED/
*
See <http://www.xmailserver.org/guasi\-lib.html>.
.TP
.B rdma
-The RDMA I/O engine supports both RDMA memory semantic(RDMA_WRITE/RDMA_READ)
-and channel semantic(Send/Recv) in InfiniBand, RoCE and iWarp environment.
+The RDMA I/O engine supports both RDMA memory semantics (RDMA_WRITE/RDMA_READ)
+and channel semantics (Send/Recv) for the InfiniBand, RoCE and iWARP protocols.
.TP
.B external
Loads an external I/O engine object file. Append the engine filename as