mm/mempolicy.c: convert to pr_foo()

A few printk(KERN_*'s have snuck in there.

Cc: Mel Gorman <mgorman@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 79cea01..873de7e 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2668,7 +2668,7 @@
 		set_numabalancing_state(numabalancing_override == 1);
 
 	if (nr_node_ids > 1 && !numabalancing_override) {
-		printk(KERN_INFO "%s automatic NUMA balancing. "
+		pr_info("%s automatic NUMA balancing. "
 			"Configure with numa_balancing= or the "
 			"kernel.numa_balancing sysctl",
 			numabalancing_default ? "Enabling" : "Disabling");
@@ -2691,7 +2691,7 @@
 	}
 out:
 	if (!ret)
-		printk(KERN_WARNING "Unable to parse numa_balancing=\n");
+		pr_warn("Unable to parse numa_balancing=\n");
 
 	return ret;
 }