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-rw-r--r--mm/swap.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/mm/swap.c b/mm/swap.c
index 8a98a9c90704..26b07e7bc3d3 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -157,6 +157,7 @@ void rotate_reclaimable_page(struct page *page)
157void activate_page(struct page *page) 157void activate_page(struct page *page)
158{ 158{
159 struct zone *zone = page_zone(page); 159 struct zone *zone = page_zone(page);
160 struct zone_reclaim_stat *reclaim_stat = &zone->reclaim_stat;
160 161
161 spin_lock_irq(&zone->lru_lock); 162 spin_lock_irq(&zone->lru_lock);
162 if (PageLRU(page) && !PageActive(page) && !PageUnevictable(page)) { 163 if (PageLRU(page) && !PageActive(page) && !PageUnevictable(page)) {
@@ -169,8 +170,8 @@ void activate_page(struct page *page)
169 add_page_to_lru_list(zone, page, lru); 170 add_page_to_lru_list(zone, page, lru);
170 __count_vm_event(PGACTIVATE); 171 __count_vm_event(PGACTIVATE);
171 172
172 zone->recent_rotated[!!file]++; 173 reclaim_stat->recent_rotated[!!file]++;
173 zone->recent_scanned[!!file]++; 174 reclaim_stat->recent_scanned[!!file]++;
174 } 175 }
175 spin_unlock_irq(&zone->lru_lock); 176 spin_unlock_irq(&zone->lru_lock);
176} 177}
@@ -385,6 +386,8 @@ void ____pagevec_lru_add(struct pagevec *pvec, enum lru_list lru)
385{ 386{
386 int i; 387 int i;
387 struct zone *zone = NULL; 388 struct zone *zone = NULL;
389 struct zone_reclaim_stat *reclaim_stat = NULL;
390
388 VM_BUG_ON(is_unevictable_lru(lru)); 391 VM_BUG_ON(is_unevictable_lru(lru));
389 392
390 for (i = 0; i < pagevec_count(pvec); i++) { 393 for (i = 0; i < pagevec_count(pvec); i++) {
@@ -396,6 +399,7 @@ void ____pagevec_lru_add(struct pagevec *pvec, enum lru_list lru)
396 if (zone) 399 if (zone)
397 spin_unlock_irq(&zone->lru_lock); 400 spin_unlock_irq(&zone->lru_lock);
398 zone = pagezone; 401 zone = pagezone;
402 reclaim_stat = &zone->reclaim_stat;
399 spin_lock_irq(&zone->lru_lock); 403 spin_lock_irq(&zone->lru_lock);
400 } 404 }
401 VM_BUG_ON(PageActive(page)); 405 VM_BUG_ON(PageActive(page));
@@ -403,10 +407,10 @@ void ____pagevec_lru_add(struct pagevec *pvec, enum lru_list lru)
403 VM_BUG_ON(PageLRU(page)); 407 VM_BUG_ON(PageLRU(page));
404 SetPageLRU(page); 408 SetPageLRU(page);
405 file = is_file_lru(lru); 409 file = is_file_lru(lru);
406 zone->recent_scanned[file]++; 410 reclaim_stat->recent_scanned[file]++;
407 if (is_active_lru(lru)) { 411 if (is_active_lru(lru)) {
408 SetPageActive(page); 412 SetPageActive(page);
409 zone->recent_rotated[file]++; 413 reclaim_stat->recent_rotated[file]++;
410 } 414 }
411 add_page_to_lru_list(zone, page, lru); 415 add_page_to_lru_list(zone, page, lru);
412 } 416 }