1 files changed, 6 insertions, 1 deletions

diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index e48346147514..f1960dafaa19 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -36,9 +36,12 @@ struct extent_io_ops {
         int (*readpage_io_failed_hook)(struct bio *bio, struct page *page,
                                        u64 start, u64 end,
                                        struct extent_state *state);
+        int (*writepage_io_failed_hook)(struct bio *bio, struct page *page,
+                                        u64 start, u64 end,
+                                       struct extent_state *state);
         int (*readpage_end_io_hook)(struct page *page, u64 start, u64 end,
                                     struct extent_state *state);
-        void (*writepage_end_io_hook)(struct page *page, u64 start, u64 end,
+        int (*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 old, unsigned long bits);
@@ -212,6 +215,8 @@ int set_extent_buffer_dirty(struct extent_io_tree *tree,
                              struct extent_buffer *eb);
 int set_extent_buffer_uptodate(struct extent_io_tree *tree,
                                struct extent_buffer *eb);
+int clear_extent_buffer_uptodate(struct extent_io_tree *tree,
+                                struct extent_buffer *eb);
 int extent_buffer_uptodate(struct extent_io_tree *tree,
                            struct extent_buffer *eb);
 int map_extent_buffer(struct extent_buffer *eb, unsigned long offset,