SUNRPC: fix print format for tk_pid

The tk_pid field is an unsigned short.  The proper print format specifier for
that type is %5u, not %4d.

Also clean up some miscellaneous print formatting nits.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index 7a3999f..cf59f7d 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -108,7 +108,7 @@
 	return 1;
 
 out_sleep:
-	dprintk("RPC: %4d failed to lock transport %p\n",
+	dprintk("RPC: %5u failed to lock transport %p\n",
 			task->tk_pid, xprt);
 	task->tk_timeout = 0;
 	task->tk_status = -EAGAIN;
@@ -158,7 +158,7 @@
 	}
 	xprt_clear_locked(xprt);
 out_sleep:
-	dprintk("RPC: %4d failed to lock transport %p\n", task->tk_pid, xprt);
+	dprintk("RPC: %5u failed to lock transport %p\n", task->tk_pid, xprt);
 	task->tk_timeout = 0;
 	task->tk_status = -EAGAIN;
 	if (req && req->rq_ntrans)
@@ -281,7 +281,7 @@
 
 	if (req->rq_cong)
 		return 1;
-	dprintk("RPC: %4d xprt_cwnd_limited cong = %ld cwnd = %ld\n",
+	dprintk("RPC: %5u xprt_cwnd_limited cong = %lu cwnd = %lu\n",
 			task->tk_pid, xprt->cong, xprt->cwnd);
 	if (RPCXPRT_CONGESTED(xprt))
 		return 0;
@@ -340,7 +340,7 @@
 		if (cwnd < RPC_CWNDSCALE)
 			cwnd = RPC_CWNDSCALE;
 	}
-	dprintk("RPC:      cong %ld, cwnd was %ld, now %ld\n",
+	dprintk("RPC:       cong %ld, cwnd was %ld, now %ld\n",
 			xprt->cong, xprt->cwnd, cwnd);
 	xprt->cwnd = cwnd;
 	__xprt_put_cong(xprt, req);
@@ -387,8 +387,8 @@
 
 	spin_lock_bh(&xprt->transport_lock);
 	if (xprt->snd_task) {
-		dprintk("RPC:      write space: waking waiting task on xprt %p\n",
-				xprt);
+		dprintk("RPC:       write space: waking waiting task on "
+				"xprt %p\n", xprt);
 		rpc_wake_up_task(xprt->snd_task);
 	}
 	spin_unlock_bh(&xprt->transport_lock);
@@ -494,7 +494,7 @@
  */
 void xprt_disconnect(struct rpc_xprt *xprt)
 {
-	dprintk("RPC:      disconnected transport %p\n", xprt);
+	dprintk("RPC:       disconnected transport %p\n", xprt);
 	spin_lock_bh(&xprt->transport_lock);
 	xprt_clear_connected(xprt);
 	xprt_wake_pending_tasks(xprt, -ENOTCONN);
@@ -530,7 +530,7 @@
 {
 	struct rpc_xprt	*xprt = task->tk_xprt;
 
-	dprintk("RPC: %4d xprt_connect xprt %p %s connected\n", task->tk_pid,
+	dprintk("RPC: %5u xprt_connect xprt %p %s connected\n", task->tk_pid,
 			xprt, (xprt_connected(xprt) ? "is" : "is not"));
 
 	if (!xprt_bound(xprt)) {
@@ -560,7 +560,7 @@
 	if (task->tk_status >= 0) {
 		xprt->stat.connect_count++;
 		xprt->stat.connect_time += (long)jiffies - xprt->stat.connect_start;
-		dprintk("RPC: %4d xprt_connect_status: connection established\n",
+		dprintk("RPC: %5u xprt_connect_status: connection established\n",
 				task->tk_pid);
 		return;
 	}
@@ -568,20 +568,22 @@
 	switch (task->tk_status) {
 	case -ECONNREFUSED:
 	case -ECONNRESET:
-		dprintk("RPC: %4d xprt_connect_status: server %s refused connection\n",
-				task->tk_pid, task->tk_client->cl_server);
+		dprintk("RPC: %5u xprt_connect_status: server %s refused "
+				"connection\n", task->tk_pid,
+				task->tk_client->cl_server);
 		break;
 	case -ENOTCONN:
-		dprintk("RPC: %4d xprt_connect_status: connection broken\n",
+		dprintk("RPC: %5u xprt_connect_status: connection broken\n",
 				task->tk_pid);
 		break;
 	case -ETIMEDOUT:
-		dprintk("RPC: %4d xprt_connect_status: connect attempt timed out\n",
-				task->tk_pid);
+		dprintk("RPC: %5u xprt_connect_status: connect attempt timed "
+				"out\n", task->tk_pid);
 		break;
 	default:
-		dprintk("RPC: %4d xprt_connect_status: error %d connecting to server %s\n",
-				task->tk_pid, -task->tk_status, task->tk_client->cl_server);
+		dprintk("RPC: %5u xprt_connect_status: error %d connecting to "
+				"server %s\n", task->tk_pid, -task->tk_status,
+				task->tk_client->cl_server);
 		xprt_release_write(xprt, task);
 		task->tk_status = -EIO;
 	}
@@ -602,6 +604,9 @@
 		if (entry->rq_xid == xid)
 			return entry;
 	}
+
+	dprintk("RPC:       xprt_lookup_rqst did not find xid %08x\n",
+			ntohl(xid));
 	xprt->stat.bad_xids++;
 	return NULL;
 }
@@ -654,7 +659,7 @@
 	struct rpc_rqst *req = task->tk_rqstp;
 	struct rpc_xprt *xprt = req->rq_xprt;
 
-	dprintk("RPC: %4d xprt_timer\n", task->tk_pid);
+	dprintk("RPC: %5u xprt_timer\n", task->tk_pid);
 
 	spin_lock(&xprt->transport_lock);
 	if (!req->rq_received) {
@@ -678,7 +683,7 @@
 	struct rpc_xprt	*xprt = req->rq_xprt;
 	int err = 0;
 
-	dprintk("RPC: %4d xprt_prepare_transmit\n", task->tk_pid);
+	dprintk("RPC: %5u xprt_prepare_transmit\n", task->tk_pid);
 
 	spin_lock_bh(&xprt->transport_lock);
 	if (req->rq_received && !req->rq_bytes_sent) {
@@ -716,7 +721,7 @@
 	struct rpc_xprt	*xprt = req->rq_xprt;
 	int status;
 
-	dprintk("RPC: %4d xprt_transmit(%u)\n", task->tk_pid, req->rq_slen);
+	dprintk("RPC: %5u xprt_transmit(%u)\n", task->tk_pid, req->rq_slen);
 
 	if (!req->rq_received) {
 		if (list_empty(&req->rq_list)) {
@@ -736,7 +741,7 @@
 
 	status = xprt->ops->send_request(task);
 	if (status == 0) {
-		dprintk("RPC: %4d xmit complete\n", task->tk_pid);
+		dprintk("RPC: %5u xmit complete\n", task->tk_pid);
 		spin_lock_bh(&xprt->transport_lock);
 
 		xprt->ops->set_retrans_timeout(task);
@@ -777,7 +782,7 @@
 		xprt_request_init(task, xprt);
 		return;
 	}
-	dprintk("RPC:      waiting for request slot\n");
+	dprintk("RPC:       waiting for request slot\n");
 	task->tk_status = -EAGAIN;
 	task->tk_timeout = 0;
 	rpc_sleep_on(&xprt->backlog, task, NULL, NULL);
@@ -822,7 +827,7 @@
 	req->rq_xid     = xprt_alloc_xid(xprt);
 	req->rq_release_snd_buf = NULL;
 	xprt_reset_majortimeo(req);
-	dprintk("RPC: %4d reserved req %p xid %08x\n", task->tk_pid,
+	dprintk("RPC: %5u reserved req %p xid %08x\n", task->tk_pid,
 			req, ntohl(req->rq_xid));
 }
 
@@ -856,7 +861,7 @@
 		req->rq_release_snd_buf(req);
 	memset(req, 0, sizeof(*req));	/* mark unused */
 
-	dprintk("RPC: %4d release request %p\n", task->tk_pid, req);
+	dprintk("RPC: %5u release request %p\n", task->tk_pid, req);
 
 	spin_lock(&xprt->reserve_lock);
 	list_add(&req->rq_list, &xprt->free);
@@ -906,7 +911,7 @@
 		return ERR_PTR(-EIO);
 	}
 	if (IS_ERR(xprt)) {
-		dprintk("RPC:      xprt_create_transport: failed, %ld\n",
+		dprintk("RPC:       xprt_create_transport: failed, %ld\n",
 				-PTR_ERR(xprt));
 		return xprt;
 	}
@@ -936,7 +941,7 @@
 
 	xprt_init_xid(xprt);
 
-	dprintk("RPC:      created transport %p with %u slots\n", xprt,
+	dprintk("RPC:       created transport %p with %u slots\n", xprt,
 			xprt->max_reqs);
 
 	return xprt;
@@ -951,7 +956,7 @@
 {
 	struct rpc_xprt *xprt = container_of(kref, struct rpc_xprt, kref);
 
-	dprintk("RPC:      destroying transport %p\n", xprt);
+	dprintk("RPC:       destroying transport %p\n", xprt);
 	xprt->shutdown = 1;
 	del_timer_sync(&xprt->timer);