1 files changed, 3 insertions, 2 deletions

diff --git a/Documentation/filesystems/Locking b/Documentation/filesystems/Locking
index eba790134253..b18dd1779029 100644
--- a/Documentation/filesystems/Locking
+++ b/Documentation/filesystems/Locking
@@ -196,8 +196,7 @@ prototypes:
         void (*invalidatepage) (struct page *, unsigned int, unsigned int);
         int (*releasepage) (struct page *, int);
         void (*freepage)(struct page *);
-        int (*direct_IO)(int, struct kiocb *, const struct iovec *iov,
-                        loff_t offset, unsigned long nr_segs);
+        int (*direct_IO)(int, struct kiocb *, struct iov_iter *iter, loff_t offset);
         int (*get_xip_mem)(struct address_space *, pgoff_t, int, void **,
                                 unsigned long *);
         int (*migratepage)(struct address_space *, struct page *, struct page *);
@@ -431,6 +430,8 @@ prototypes:
         ssize_t (*write) (struct file *, const char __user *, size_t, loff_t *);
         ssize_t (*aio_read) (struct kiocb *, const struct iovec *, unsigned long, loff_t);
         ssize_t (*aio_write) (struct kiocb *, const struct iovec *, unsigned long, loff_t);
+        ssize_t (*read_iter) (struct kiocb *, struct iov_iter *);
+        ssize_t (*write_iter) (struct kiocb *, struct iov_iter *);
         int (*iterate) (struct file *, struct dir_context *);
         unsigned int (*poll) (struct file *, struct poll_table_struct *);
         long (*unlocked_ioctl) (struct file *, unsigned int, unsigned long);