btrfs: remove unused function prototypes

function prototypes without a body

Signed-off-by: David Sterba <dsterba@suse.cz>

1 files changed, 0 insertions, 5 deletions

diff --git a/fs/btrfs/delayed-ref.h b/fs/btrfs/delayed-ref.h
index 50e3cf92fbda..946ed71ab84f 100644
--- a/fs/btrfs/delayed-ref.h
+++ b/fs/btrfs/delayed-ref.h
@@ -167,11 +167,6 @@ int btrfs_add_delayed_extent_op(struct btrfs_trans_handle *trans,
 struct btrfs_delayed_ref_head *
 btrfs_find_delayed_ref_head(struct btrfs_trans_handle *trans, u64 bytenr);
 int btrfs_delayed_ref_pending(struct btrfs_trans_handle *trans, u64 bytenr);
-int btrfs_update_delayed_ref(struct btrfs_trans_handle *trans,
-                          u64 bytenr, u64 num_bytes, u64 orig_parent,
-                          u64 parent, u64 orig_ref_root, u64 ref_root,
-                          u64 orig_ref_generation, u64 ref_generation,
-                          u64 owner_objectid, int pin);
 int btrfs_delayed_ref_lock(struct btrfs_trans_handle *trans,
                            struct btrfs_delayed_ref_head *head);
 int btrfs_find_ref_cluster(struct btrfs_trans_handle *trans,