mm: thp: add split tail pages to shrink page list in page reclaim

[mirror_ubuntu-zesty-kernel.git] / include / linux / swap.h

diff --git a/include/linux/swap.h b/include/linux/swap.h
index b5b12c71a2af93dd1484111d28fde65ca60d43f3..1701ce4be746502e89b6dfb417547c1ba805d466 100644 (file)
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -236,7 +236,7 @@ extern unsigned long nr_free_pagecache_pages(void);
 extern void __lru_cache_add(struct page *, enum lru_list lru);
 extern void lru_cache_add_lru(struct page *, enum lru_list lru);
 extern void lru_add_page_tail(struct page *page, struct page *page_tail,
-                             struct lruvec *lruvec);
+                        struct lruvec *lruvec, struct list_head *head);
 extern void activate_page(struct page *);
 extern void mark_page_accessed(struct page *);
 extern void lru_add_drain(void);
@@ -346,7 +346,7 @@ extern struct address_space swapper_spaces[];
 #define swap_address_space(entry) (&swapper_spaces[swp_type(entry)])
 extern unsigned long total_swapcache_pages(void);
 extern void show_swap_cache_info(void);
-extern int add_to_swap(struct page *);
+extern int add_to_swap(struct page *, struct list_head *list);
 extern int add_to_swap_cache(struct page *, swp_entry_t, gfp_t);
 extern int __add_to_swap_cache(struct page *page, swp_entry_t entry);
 extern void __delete_from_swap_cache(struct page *);
@@ -465,7 +465,7 @@ static inline struct page *lookup_swap_cache(swp_entry_t swp)
        return NULL;
 }
 
-static inline int add_to_swap(struct page *page)
+static inline int add_to_swap(struct page *page, struct list_head *list)
 {
        return 0;
 }