diff options
Diffstat (limited to 'mm/page_alloc.c')
| -rw-r--r-- | mm/page_alloc.c | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 5c469c1dfb8b..edbdf56b3c9b 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -6671,49 +6671,6 @@ void setup_per_zone_wmarks(void) } /* - * The inactive anon list should be small enough that the VM never has to - * do too much work, but large enough that each inactive page has a chance - * to be referenced again before it is swapped out. - * - * The inactive_anon ratio is the target ratio of ACTIVE_ANON to - * INACTIVE_ANON pages on this zone's LRU, maintained by the - * pageout code. A zone->inactive_ratio of 3 means 3:1 or 25% of - * the anonymous pages are kept on the inactive list. - * - * total target max - * memory ratio inactive anon - * ------------------------------------- - * 10MB 1 5MB - * 100MB 1 50MB - * 1GB 3 250MB - * 10GB 10 0.9GB - * 100GB 31 3GB - * 1TB 101 10GB - * 10TB 320 32GB - */ -static void __meminit calculate_zone_inactive_ratio(struct zone *zone) -{ - unsigned int gb, ratio; - - /* Zone size in gigabytes */ - gb = zone->managed_pages >> (30 - PAGE_SHIFT); - if (gb) - ratio = int_sqrt(10 * gb); - else - ratio = 1; - - zone->inactive_ratio = ratio; -} - -static void __meminit setup_per_zone_inactive_ratio(void) -{ - struct zone *zone; - - for_each_zone(zone) - calculate_zone_inactive_ratio(zone); -} - -/* * Initialise min_free_kbytes. * * For small machines we want it small (128k min). For large machines @@ -6758,7 +6715,6 @@ int __meminit init_per_zone_wmark_min(void) setup_per_zone_wmarks(); refresh_zone_stat_thresholds(); setup_per_zone_lowmem_reserve(); - setup_per_zone_inactive_ratio(); return 0; } core_initcall(init_per_zone_wmark_min) |