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Diffstat (limited to 'mm/swap.c')
-rw-r--r--mm/swap.c20
1 files changed, 6 insertions, 14 deletions
diff --git a/mm/swap.c b/mm/swap.c
index 2152e48a7b8..b135ec90cde 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -299,7 +299,6 @@ void lru_add_drain(void)
put_cpu();
}
-#if defined(CONFIG_NUMA) || defined(CONFIG_UNEVICTABLE_LRU)
static void lru_add_drain_per_cpu(struct work_struct *dummy)
{
lru_add_drain();
@@ -313,18 +312,6 @@ int lru_add_drain_all(void)
return schedule_on_each_cpu(lru_add_drain_per_cpu);
}
-#else
-
-/*
- * Returns 0 for success
- */
-int lru_add_drain_all(void)
-{
- lru_add_drain();
- return 0;
-}
-#endif
-
/*
* Batched page_cache_release(). Decrement the reference count on all the
* passed pages. If it fell to zero then remove the page from the LRU and
@@ -445,6 +432,7 @@ void ____pagevec_lru_add(struct pagevec *pvec, enum lru_list lru)
for (i = 0; i < pagevec_count(pvec); i++) {
struct page *page = pvec->pages[i];
struct zone *pagezone = page_zone(page);
+ int file;
if (pagezone != zone) {
if (zone)
@@ -456,8 +444,12 @@ void ____pagevec_lru_add(struct pagevec *pvec, enum lru_list lru)
VM_BUG_ON(PageUnevictable(page));
VM_BUG_ON(PageLRU(page));
SetPageLRU(page);
- if (is_active_lru(lru))
+ file = is_file_lru(lru);
+ zone->recent_scanned[file]++;
+ if (is_active_lru(lru)) {
SetPageActive(page);
+ zone->recent_rotated[file]++;
+ }
add_page_to_lru_list(zone, page, lru);
}
if (zone)