btrfs: restrict snapshotting to own subvolumes

[pandora-kernel.git] / fs / btrfs / extent_io.h

diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index feb9be0..2e32510 100644 (file)
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -70,7 +70,7 @@ struct extent_io_ops {
                              unsigned long bio_flags);
        int (*readpage_io_hook)(struct page *page, u64 start, u64 end);
        int (*readpage_io_failed_hook)(struct bio *bio, struct page *page,
-                                      u64 start, u64 end, u64 failed_mirror,
+                                      u64 start, u64 end, int failed_mirror,
                                       struct extent_state *state);
        int (*writepage_io_failed_hook)(struct bio *bio, struct page *page,
                                        u64 start, u64 end,
@@ -304,6 +304,8 @@ int map_private_extent_buffer(struct extent_buffer *eb, unsigned long offset,
                      unsigned long *map_len);
 int extent_range_uptodate(struct extent_io_tree *tree,
                          u64 start, u64 end);
+int extent_range_clear_dirty_for_io(struct inode *inode, u64 start, u64 end);
+int extent_range_redirty_for_io(struct inode *inode, u64 start, u64 end);
 int extent_clear_unlock_delalloc(struct inode *inode,
                                struct extent_io_tree *tree,
                                u64 start, u64 end, struct page *locked_page,