rpcrdma_marshal_req 681 net/sunrpc/xprtrdma/transport.c if (req->rl_niovs == 0 && rpcrdma_marshal_req(rqst) != 0) { rpcrdma_marshal_req 328 net/sunrpc/xprtrdma/xprt_rdma.h int rpcrdma_marshal_req(struct rpc_rqst *);