net: Convert net_ratelimit uses to net_<level>_ratelimited

Standardize the net core ratelimited logging functions.

Coalesce formats, align arguments.
Change a printk then vprintk sequence to use printf extension %pV.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index b442d35..21318d1 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -1524,11 +1524,9 @@
 	err = 0;
 
 errout:
-	if (err < 0 && modified && net_ratelimit())
-		printk(KERN_WARNING "A link change request failed with "
-		       "some changes committed already. Interface %s may "
-		       "have been left with an inconsistent configuration, "
-		       "please check.\n", dev->name);
+	if (err < 0 && modified)
+		net_warn_ratelimited("A link change request failed with some changes committed already. Interface %s may have been left with an inconsistent configuration, please check.\n",
+				     dev->name);
 
 	if (send_addr_notify)
 		call_netdevice_notifiers(NETDEV_CHANGEADDR, dev);