[PATCH] Drop get_zone_counts()

Values are available via ZVC sums.
Signed-off-by: NChristoph Lameter <clameter@sgi.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

fs/proc/proc_misc.c

@@ -121,16 +121,11 @@ static int meminfo_read_proc(char *page, char **start, off_t off,
 {
 	struct sysinfo i;
 	int len;
-	unsigned long inactive;
-	unsigned long active;
-	unsigned long free;
 	unsigned long committed;
 	unsigned long allowed;
 	struct vmalloc_info vmi;
 	long cached;
 
-	get_zone_counts(&active, &inactive, &free);
-
 /*
  * display in kilobytes.
  */
@@ -187,8 +182,8 @@ static int meminfo_read_proc(char *page, char **start, off_t off,
 		K(i.bufferram),
 		K(cached),
 		K(total_swapcache_pages),
-		K(active),
-		K(inactive),
+		K(global_page_state(NR_ACTIVE)),
+		K(global_page_state(NR_INACTIVE)),
 #ifdef CONFIG_HIGHMEM
 		K(i.totalhigh),
 		K(i.freehigh),

mm/page_alloc.c

@@ -1524,9 +1524,6 @@ void si_meminfo_node(struct sysinfo *val, int nid)
 void show_free_areas(void)
 {
 	int cpu;
-	unsigned long active;
-	unsigned long inactive;
-	unsigned long free;
 	struct zone *zone;
 
 	for_each_zone(zone) {
@@ -1550,12 +1547,10 @@ void show_free_areas(void)
 		}
 	}
 
-	get_zone_counts(&active, &inactive, &free);
-
 	printk("Active:%lu inactive:%lu dirty:%lu writeback:%lu unstable:%lu\n"
 		" free:%lu slab:%lu mapped:%lu pagetables:%lu bounce:%lu\n",
-		active,
-		inactive,
+		global_page_state(NR_ACTIVE),
+		global_page_state(NR_INACTIVE),
 		global_page_state(NR_FILE_DIRTY),
 		global_page_state(NR_WRITEBACK),
 		global_page_state(NR_UNSTABLE_NFS),

mm/vmstat.c

@@ -13,14 +13,6 @@
 #include <linux/module.h>
 #include <linux/cpu.h>
 
-void get_zone_counts(unsigned long *active,
-		unsigned long *inactive, unsigned long *free)
-{
-	*active = global_page_state(NR_ACTIVE);
-	*inactive = global_page_state(NR_INACTIVE);
-	*free = global_page_state(NR_FREE_PAGES);
-}
-
 #ifdef CONFIG_VM_EVENT_COUNTERS
 DEFINE_PER_CPU(struct vm_event_state, vm_event_states) = {{0}};
 EXPORT_PER_CPU_SYMBOL(vm_event_states);