diff options
Diffstat (limited to 'include/linux/mmzone.h')
-rw-r--r-- | include/linux/mmzone.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 8d6caa414c4c..c34f4a2c62f8 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -388,6 +388,11 @@ static inline struct zone *next_zone(struct zone *zone) #define for_each_zone(zone) \ for (zone = pgdat_list->node_zones; zone; zone = next_zone(zone)) +static inline int populated_zone(struct zone *zone) +{ + return (!!zone->present_pages); +} + static inline int is_highmem_idx(int idx) { return (idx == ZONE_HIGHMEM); |