diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mmzone.h | 10 | ||||
| -rw-r--r-- | include/linux/pageblock-flags.h | 1 |
2 files changed, 10 insertions, 1 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 322e8048463e..57700038e669 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -33,8 +33,16 @@ */ #define PAGE_ALLOC_COSTLY_ORDER 3 +#define MIGRATE_UNMOVABLE 0 +#define MIGRATE_MOVABLE 1 +#define MIGRATE_TYPES 2 + +#define for_each_migratetype_order(order, type) \ + for (order = 0; order < MAX_ORDER; order++) \ + for (type = 0; type < MIGRATE_TYPES; type++) + struct free_area { - struct list_head free_list; + struct list_head free_list[MIGRATE_TYPES]; unsigned long nr_free; }; diff --git a/include/linux/pageblock-flags.h b/include/linux/pageblock-flags.h index 96b623f9b4db..3619d52a425c 100644 --- a/include/linux/pageblock-flags.h +++ b/include/linux/pageblock-flags.h @@ -31,6 +31,7 @@ /* Bit indices that affect a whole block of pages */ enum pageblock_bits { + PB_range(PB_migrate, 1), /* 1 bit required for migrate types */ NR_PAGEBLOCK_BITS }; |