mm: move definition for LRU isolation modes to a header

[safe/jmp/linux-2.6] / include / linux / swap.h

diff --git a/include/linux/swap.h b/include/linux/swap.h
index ec2b7a4..1e8ce14 100644 (file)
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -224,20 +224,15 @@ static inline void lru_cache_add_anon(struct page *page)
        __lru_cache_add(page, LRU_INACTIVE_ANON);
 }
 
-static inline void lru_cache_add_active_anon(struct page *page)
-{
-       __lru_cache_add(page, LRU_ACTIVE_ANON);
-}
-
 static inline void lru_cache_add_file(struct page *page)
 {
        __lru_cache_add(page, LRU_INACTIVE_FILE);
 }
 
-static inline void lru_cache_add_active_file(struct page *page)
-{
-       __lru_cache_add(page, LRU_ACTIVE_FILE);
-}
+/* LRU Isolation modes. */
+#define ISOLATE_INACTIVE 0     /* Isolate inactive pages. */
+#define ISOLATE_ACTIVE 1       /* Isolate active pages. */
+#define ISOLATE_BOTH 2         /* Isolate both active and inactive pages. */
 
 /* linux/mm/vmscan.c */
 extern unsigned long try_to_free_pages(struct zonelist *zonelist, int order,