diff options
Diffstat (limited to 'include/linux/mmzone.h')
-rw-r--r-- | include/linux/mmzone.h | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index bd791e452ad7..5f2052c83154 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -490,6 +490,12 @@ struct zone { unsigned long managed_pages; /* + * Number of MIGRATE_RESEVE page block. To maintain for just + * optimization. Protected by zone->lock. + */ + int nr_migrate_reserve_block; + + /* * rarely used fields: */ const char *name; @@ -758,10 +764,7 @@ typedef struct pglist_data { int kswapd_max_order; enum zone_type classzone_idx; #ifdef CONFIG_NUMA_BALANCING - /* - * Lock serializing the per destination node AutoNUMA memory - * migration rate limiting data. - */ + /* Lock serializing the migrate rate limiting window */ spinlock_t numabalancing_migrate_lock; /* Rate limiting time interval */ |