diff options
Diffstat (limited to 'mm/vmscan.c')
-rw-r--r-- | mm/vmscan.c | 27 |
1 files changed, 10 insertions, 17 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index 56fc7abe4d23..66bb6ef44b5f 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c | |||
@@ -1466,30 +1466,23 @@ static void shrink_zone(int priority, struct zone *zone, | |||
1466 | get_scan_ratio(zone, sc, percent); | 1466 | get_scan_ratio(zone, sc, percent); |
1467 | 1467 | ||
1468 | for_each_evictable_lru(l) { | 1468 | for_each_evictable_lru(l) { |
1469 | if (scan_global_lru(sc)) { | 1469 | int file = is_file_lru(l); |
1470 | int file = is_file_lru(l); | 1470 | int scan; |
1471 | int scan; | ||
1472 | 1471 | ||
1473 | scan = zone_page_state(zone, NR_LRU_BASE + l); | 1472 | scan = zone_page_state(zone, NR_LRU_BASE + l); |
1474 | if (priority) { | 1473 | if (priority) { |
1475 | scan >>= priority; | 1474 | scan >>= priority; |
1476 | scan = (scan * percent[file]) / 100; | 1475 | scan = (scan * percent[file]) / 100; |
1477 | } | 1476 | } |
1477 | if (scan_global_lru(sc)) { | ||
1478 | zone->lru[l].nr_scan += scan; | 1478 | zone->lru[l].nr_scan += scan; |
1479 | nr[l] = zone->lru[l].nr_scan; | 1479 | nr[l] = zone->lru[l].nr_scan; |
1480 | if (nr[l] >= swap_cluster_max) | 1480 | if (nr[l] >= swap_cluster_max) |
1481 | zone->lru[l].nr_scan = 0; | 1481 | zone->lru[l].nr_scan = 0; |
1482 | else | 1482 | else |
1483 | nr[l] = 0; | 1483 | nr[l] = 0; |
1484 | } else { | 1484 | } else |
1485 | /* | 1485 | nr[l] = scan; |
1486 | * This reclaim occurs not because zone memory shortage | ||
1487 | * but because memory controller hits its limit. | ||
1488 | * Don't modify zone reclaim related data. | ||
1489 | */ | ||
1490 | nr[l] = mem_cgroup_calc_reclaim(sc->mem_cgroup, zone, | ||
1491 | priority, l); | ||
1492 | } | ||
1493 | } | 1486 | } |
1494 | 1487 | ||
1495 | while (nr[LRU_INACTIVE_ANON] || nr[LRU_ACTIVE_FILE] || | 1488 | while (nr[LRU_INACTIVE_ANON] || nr[LRU_ACTIVE_FILE] || |