diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index a96c5a1..6fd5e2c 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -34,9 +34,9 @@
 	void (*writepage_end_io_hook)(struct page *page, u64 start, u64 end,
 				      struct extent_state *state);
 	int (*set_bit_hook)(struct inode *inode, u64 start, u64 end,
-			    unsigned long bits);
+			    unsigned long old, unsigned long bits);
 	int (*clear_bit_hook)(struct inode *inode, u64 start, u64 end,
-			    unsigned long bits);
+			    unsigned long old, unsigned long bits);
 };
 
 struct extent_io_tree {