1 files changed, 3 insertions, 9 deletions

diff --git a/include/linux/swap.h b/include/linux/swap.h
index cbf7fbed3dfd..91dee50fe260 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -302,7 +302,7 @@ extern swp_entry_t get_swap_page_of_type(int);
 extern int swap_duplicate(swp_entry_t);
 extern int valid_swaphandles(swp_entry_t, unsigned long *);
 extern void swap_free(swp_entry_t);
-extern void free_swap_and_cache(swp_entry_t);
+extern int free_swap_and_cache(swp_entry_t);
 extern int swap_type_of(dev_t, sector_t, struct block_device **);
 extern unsigned int count_swap_pages(int, int);
 extern sector_t map_swap_page(struct swap_info_struct *, pgoff_t);
@@ -352,14 +352,8 @@ static inline void show_swap_cache_info(void)
 {
 }
 
-static inline void free_swap_and_cache(swp_entry_t swp)
-{
-}
-
-static inline int swap_duplicate(swp_entry_t swp)
-{
-        return 0;
-}
+#define free_swap_and_cache(swp)        is_migration_entry(swp)
+#define swap_duplicate(swp)             is_migration_entry(swp)
 
 static inline void swap_free(swp_entry_t swp)
 {