SUNRPC: Minor cleanup for call_transmit()
authorTrond Myklebust <trond.myklebust@hammerspace.com>
Tue, 28 Aug 2018 13:20:10 +0000 (09:20 -0400)
committerTrond Myklebust <trond.myklebust@hammerspace.com>
Sun, 30 Sep 2018 19:35:14 +0000 (15:35 -0400)
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
net/sunrpc/clnt.c

index 775d6e8..be0f06a 100644 (file)
@@ -1946,9 +1946,7 @@ call_transmit(struct rpc_task *task)
 
        dprint_status(task);
 
-       task->tk_action = call_status;
-       if (task->tk_status < 0)
-               return;
+       task->tk_action = call_transmit_status;
        /* Encode here so that rpcsec_gss can use correct sequence number. */
        if (rpc_task_need_encode(task)) {
                rpc_xdr_encode(task);
@@ -1969,7 +1967,6 @@ call_transmit(struct rpc_task *task)
 
        if (!xprt_prepare_transmit(task))
                return;
-       task->tk_action = call_transmit_status;
        xprt_transmit(task);
        if (task->tk_status < 0)
                return;
@@ -1996,19 +1993,29 @@ call_transmit_status(struct rpc_task *task)
        }
 
        switch (task->tk_status) {
-       case -EAGAIN:
-       case -ENOBUFS:
-               break;
        default:
                dprint_status(task);
                xprt_end_transmit(task);
                break;
+       case -EBADMSG:
+               clear_bit(RPC_TASK_NEED_XMIT, &task->tk_runstate);
+               task->tk_action = call_transmit;
+               task->tk_status = 0;
+               xprt_end_transmit(task);
+               break;
                /*
                 * Special cases: if we've been waiting on the
                 * socket's write_space() callback, or if the
                 * socket just returned a connection error,
                 * then hold onto the transport lock.
                 */
+       case -ENOBUFS:
+               rpc_delay(task, HZ>>2);
+               /* fall through */
+       case -EAGAIN:
+               task->tk_action = call_transmit;
+               task->tk_status = 0;
+               break;
        case -ECONNREFUSED:
        case -EHOSTDOWN:
        case -ENETDOWN:
@@ -2163,22 +2170,13 @@ call_status(struct rpc_task *task)
                /* fall through */
        case -EPIPE:
        case -ENOTCONN:
-               task->tk_action = call_bind;
-               break;
-       case -ENOBUFS:
-               rpc_delay(task, HZ>>2);
-               /* fall through */
        case -EAGAIN:
-               task->tk_action = call_transmit;
+               task->tk_action = call_bind;
                break;
        case -EIO:
                /* shutdown or soft timeout */
                rpc_exit(task, status);
                break;
-       case -EBADMSG:
-               clear_bit(RPC_TASK_NEED_XMIT, &task->tk_runstate);
-               task->tk_action = call_transmit;
-               break;
        default:
                if (clnt->cl_chatty)
                        printk("%s: RPC call returned error %d\n",