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-rw-r--r--include/linux/migrate.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index 6fe521420631..8d3c57fdf221 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -53,6 +53,9 @@ extern int migrate_vmas(struct mm_struct *mm,
extern void migrate_page_copy(struct page *newpage, struct page *page);
extern int migrate_huge_page_move_mapping(struct address_space *mapping,
struct page *newpage, struct page *page);
+extern int migrate_page_move_mapping(struct address_space *mapping,
+ struct page *newpage, struct page *page,
+ struct buffer_head *head, enum migrate_mode mode);
#else
static inline void putback_lru_pages(struct list_head *l) {}