mm/vmstat.c: cleanups

This patch contains the following cleanups:
- make the needlessly global setup_vmstat() static
- remove the unused refresh_vm_stats()

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Acked-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

mm/vmstat.c

@@ -353,23 +353,6 @@ void refresh_cpu_vm_stats(int cpu)
 	}
 }
 
-static void __refresh_cpu_vm_stats(void *dummy)
-{
-	refresh_cpu_vm_stats(smp_processor_id());
-}
-
-/*
- * Consolidate all counters.
- *
- * Note that the result is less inaccurate but still inaccurate
- * if concurrent processes are allowed to run.
- */
-void refresh_vm_stats(void)
-{
-	on_each_cpu(__refresh_cpu_vm_stats, NULL, 0, 1);
-}
-EXPORT_SYMBOL(refresh_vm_stats);
-
 #endif
 
 #ifdef CONFIG_NUMA
@@ -865,7 +848,7 @@ static int __cpuinit vmstat_cpuup_callback(struct notifier_block *nfb,
 static struct notifier_block __cpuinitdata vmstat_notifier =
 	{ &vmstat_cpuup_callback, NULL, 0 };
 
-int __init setup_vmstat(void)
+static int __init setup_vmstat(void)
 {
 	int cpu;