vmstat: use N_MEMORY instead N_HIGH_MEMORY

N_HIGH_MEMORY stands for the nodes that has normal or high memory.
N_MEMORY stands for the nodes that has any memory.

The code here need to handle with the nodes which have memory, we should
use N_MEMORY instead.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Acked-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Wen Congyang <wency@cn.fujitsu.com>
Cc: Hillf Danton <dhillf@gmail.com>
Cc: Lin Feng <linfeng@cn.fujitsu.com>
Cc: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

mm/vmstat.c

@@ -932,7 +932,7 @@ static int pagetypeinfo_show(struct seq_file *m, void *arg)
 	pg_data_t *pgdat = (pg_data_t *)arg;
 
 	/* check memoryless node */
-	if (!node_state(pgdat->node_id, N_HIGH_MEMORY))
+	if (!node_state(pgdat->node_id, N_MEMORY))
 		return 0;
 
 	seq_printf(m, "Page block order: %d\n", pageblock_order);
@@ -1294,7 +1294,7 @@ static int unusable_show(struct seq_file *m, void *arg)
 	pg_data_t *pgdat = (pg_data_t *)arg;
 
 	/* check memoryless node */
-	if (!node_state(pgdat->node_id, N_HIGH_MEMORY))
+	if (!node_state(pgdat->node_id, N_MEMORY))
 		return 0;
 
 	walk_zones_in_node(m, pgdat, unusable_show_print);