diff --git a/include/linux/swap.h b/include/linux/swap.h
index b8b0c4ce83e6a928f62fa1f49bf90196d6eb7740..62d81435347a7e2a7fa212fd9ae2b17e3e43224c 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -382,6 +382,11 @@ static inline struct page *swapin_readahead(swp_entry_t swp, gfp_t gfp_mask,
 	return NULL;
 }
 
+static inline int swap_writepage(struct page *p, struct writeback_control *wbc)
+{
+	return 0;
+}
+
 static inline struct page *lookup_swap_cache(swp_entry_t swp)
 {
 	return NULL;
diff --git a/mm/shmem.c b/mm/shmem.c
index 7ec78e24a30dcc549670b88643078509bbd12e4d..d94d2e9146bc4dfa5d946449274be75419f0b8da 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -1068,8 +1068,7 @@ static int shmem_writepage(struct page *page, struct writeback_control *wbc)
 		swap_duplicate(swap);
 		BUG_ON(page_mapped(page));
 		page_cache_release(page);	/* pagecache ref */
-		set_page_dirty(page);
-		unlock_page(page);
+		swap_writepage(page, wbc);
 		if (inode) {
 			mutex_lock(&shmem_swaplist_mutex);
 			/* move instead of add in case we're racing */