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-rw-r--r--mm/swap.c44
1 files changed, 1 insertions, 43 deletions
diff --git a/mm/swap.c b/mm/swap.c
index b135ec90cdeb..ba2c0e8b8b54 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -246,25 +246,6 @@ void add_page_to_unevictable_list(struct page *page)
spin_unlock_irq(&zone->lru_lock);
}
-/**
- * lru_cache_add_active_or_unevictable
- * @page: the page to be added to LRU
- * @vma: vma in which page is mapped for determining reclaimability
- *
- * place @page on active or unevictable LRU list, depending on
- * page_evictable(). Note that if the page is not evictable,
- * it goes directly back onto it's zone's unevictable list. It does
- * NOT use a per cpu pagevec.
- */
-void lru_cache_add_active_or_unevictable(struct page *page,
- struct vm_area_struct *vma)
-{
- if (page_evictable(page, vma))
- lru_cache_add_lru(page, LRU_ACTIVE + page_is_file_cache(page));
- else
- add_page_to_unevictable_list(page);
-}
-
/*
* Drain pages out of the cpu's pagevecs.
* Either "cpu" is the current CPU, and preemption has already been
@@ -398,28 +379,6 @@ void __pagevec_release(struct pagevec *pvec)
EXPORT_SYMBOL(__pagevec_release);
/*
- * pagevec_release() for pages which are known to not be on the LRU
- *
- * This function reinitialises the caller's pagevec.
- */
-void __pagevec_release_nonlru(struct pagevec *pvec)
-{
- int i;
- struct pagevec pages_to_free;
-
- pagevec_init(&pages_to_free, pvec->cold);
- for (i = 0; i < pagevec_count(pvec); i++) {
- struct page *page = pvec->pages[i];
-
- VM_BUG_ON(PageLRU(page));
- if (put_page_testzero(page))
- pagevec_add(&pages_to_free, page);
- }
- pagevec_free(&pages_to_free);
- pagevec_reinit(pvec);
-}
-
-/*
* Add the passed pages to the LRU, then drop the caller's refcount
* on them. Reinitialises the caller's pagevec.
*/
@@ -495,8 +454,7 @@ void pagevec_swap_free(struct pagevec *pvec)
struct page *page = pvec->pages[i];
if (PageSwapCache(page) && trylock_page(page)) {
- if (PageSwapCache(page))
- remove_exclusive_swap_page_ref(page);
+ try_to_free_swap(page);
unlock_page(page);
}
}