xprtrdma: Eliminate rpcrdma_receive_worker()

Clean up: the extra layer of indirection doesn't add value.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

net/sunrpc/xprtrdma/rpc_rdma.c

@@ -977,8 +977,10 @@ rpcrdma_conn_func(struct rpcrdma_ep *ep)
  * allowed to timeout, to discover the errors at that time.
  */
 void
-rpcrdma_reply_handler(struct rpcrdma_rep *rep)
+rpcrdma_reply_handler(struct work_struct *work)
 {
+	struct rpcrdma_rep *rep =
+			container_of(work, struct rpcrdma_rep, rr_work);
 	struct rpcrdma_msg *headerp;
 	struct rpcrdma_req *req;
 	struct rpc_rqst *rqst;

net/sunrpc/xprtrdma/verbs.c

@@ -129,15 +129,6 @@ rpcrdma_wc_send(struct ib_cq *cq, struct ib_wc *wc)
 		       wc->status, wc->vendor_err);
 }
 
-static void
-rpcrdma_receive_worker(struct work_struct *work)
-{
-	struct rpcrdma_rep *rep =
-			container_of(work, struct rpcrdma_rep, rr_work);
-
-	rpcrdma_reply_handler(rep);
-}
-
 /* Perform basic sanity checking to avoid using garbage
  * to update the credit grant value.
  */
@@ -919,7 +910,7 @@ rpcrdma_create_rep(struct rpcrdma_xprt *r_xprt)
 	rep->rr_device = ia->ri_device;
 	rep->rr_cqe.done = rpcrdma_wc_receive;
 	rep->rr_rxprt = r_xprt;
-	INIT_WORK(&rep->rr_work, rpcrdma_receive_worker);
+	INIT_WORK(&rep->rr_work, rpcrdma_reply_handler);
 	rep->rr_recv_wr.next = NULL;
 	rep->rr_recv_wr.wr_cqe = &rep->rr_cqe;
 	rep->rr_recv_wr.sg_list = &rep->rr_rdmabuf->rg_iov;

net/sunrpc/xprtrdma/xprt_rdma.h

@@ -535,7 +535,7 @@ rpcrdma_data_dir(bool writing)
  */
 void rpcrdma_connect_worker(struct work_struct *);
 void rpcrdma_conn_func(struct rpcrdma_ep *);
-void rpcrdma_reply_handler(struct rpcrdma_rep *);
+void rpcrdma_reply_handler(struct work_struct *);
 
 /*
  * RPC/RDMA protocol calls - xprtrdma/rpc_rdma.c