[PATCH] reduce MAX_NR_ZONES: remove display of counters for unconfigured zones

[linux-2.6-omap-h63xx.git] / include / linux / vmstat.h

diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index 2d9b1b60798aca15f99c9fe46afe5587f1605b6e..176c7f797339b2aa5d4bca59157b7181bcc5bd97 100644 (file)
--- a/include/linux/vmstat.h
+++ b/include/linux/vmstat.h
@@ -18,7 +18,19 @@
  * generated will simply be the increment of a global address.
  */
 
-#define FOR_ALL_ZONES(x) x##_DMA, x##_DMA32, x##_NORMAL, x##_HIGH
+#ifdef CONFIG_ZONE_DMA32
+#define DMA32_ZONE(xx) xx##_DMA32,
+#else
+#define DMA32_ZONE(xx)
+#endif
+
+#ifdef CONFIG_HIGHMEM
+#define HIGHMEM_ZONE(xx) , xx##_HIGH
+#else
+#define HIGHMEM_ZONE(xx)
+#endif
+
+#define FOR_ALL_ZONES(xx) xx##_DMA, DMA32_ZONE(xx) xx##_NORMAL HIGHMEM_ZONE(xx)
 
 enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
                FOR_ALL_ZONES(PGALLOC),
@@ -124,12 +136,10 @@ static inline unsigned long node_page_state(int node,
        struct zone *zones = NODE_DATA(node)->node_zones;
 
        return
-#ifndef CONFIG_DMA_IS_NORMAL
-#if !defined(CONFIG_DMA_IS_DMA32) && BITS_PER_LONG >= 64
+#ifdef CONFIG_ZONE_DMA32
                zone_page_state(&zones[ZONE_DMA32], item) +
 #endif
                zone_page_state(&zones[ZONE_NORMAL], item) +
-#endif
 #ifdef CONFIG_HIGHMEM
                zone_page_state(&zones[ZONE_HIGHMEM], item) +
 #endif