rdma_get_devices - Get a list of RDMA devices currently available. "#include <rdma/rdma_cma.h>"

"struct ibv_context **" rdma_get_devices "(int *" num_devices ");"

If non-NULL, set to the number of devices returned. Return a NULL-terminated array of opened RDMA devices. Callers can use this routine to allocate resources on specific RDMA devices that will be shared across multiple rdma_cm_id's. The returned array must be released by calling rdma_free_devices. Devices remain opened while the librdmacm is loaded. rdma_free_devices(3)