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-rw-r--r--mm/vmscan.c27
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] ||