ZONE_HIGHMEM,
#endif
ZONE_MOVABLE,
+#ifdef CONFIG_ZONE_DEVICE
+ ZONE_DEVICE,
+#endif
__MAX_NR_ZONES
+
};
#ifndef __GENERATING_BOUNDS_H
return !pgdat->node_start_pfn && !pgdat->node_spanned_pages;
}
+static inline int zone_id(const struct zone *zone)
+{
+ struct pglist_data *pgdat = zone->zone_pgdat;
+
+ return zone - pgdat->node_zones;
+}
+
+#ifdef CONFIG_ZONE_DEVICE
+static inline bool is_dev_zone(const struct zone *zone)
+{
+ return zone_id(zone) == ZONE_DEVICE;
+}
+#else
+static inline bool is_dev_zone(const struct zone *zone)
+{
+ return false;
+}
+#endif
+
#include <linux/memory_hotplug.h>
extern struct mutex zonelists_mutex;