diff options
Diffstat (limited to 'include/linux/mmzone.h')
| -rw-r--r-- | include/linux/mmzone.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index bea51c4f5b22..a089e01dad03 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -159,7 +159,10 @@ struct zone { #define ZONE_DMA 0 #define ZONE_NORMAL 1 #define ZONE_HIGHMEM 2 -#define MAX_NR_ZONES 3 + +#define MAX_NR_ZONES 3 /* Sync this with MAX_NR_ZONES_SHIFT */ +#define MAX_NR_ZONES_SHIFT 2 /* ceil(log2(MAX_NR_ZONES)) */ + #define GFP_ZONEMASK 0x03 /* @@ -284,8 +287,6 @@ struct ctl_table; struct file; int min_free_kbytes_sysctl_handler(struct ctl_table *, int, struct file *, void *, size_t *); -extern void setup_per_zone_pages_min(void); - #ifdef CONFIG_NUMA #define MAX_NR_MEMBLKS BITS_PER_LONG /* Max number of Memory Blocks */ |