btrfs: pass root to various extent ref mod functions

[mirror_ubuntu-bionic-kernel.git] / fs / btrfs / ctree.h

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 75947c6c04c3c220dd67fb32d50b5652d5668b1d..2fcc3c30d471fd95aee3e8e4e942f27d016e6fde 100644 (file)
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -2637,7 +2637,7 @@ void btrfs_free_tree_block(struct btrfs_trans_handle *trans,
                           struct extent_buffer *buf,
                           u64 parent, int last_ref);
 int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans,
-                                    u64 root_objectid, u64 owner,
+                                    struct btrfs_root *root, u64 owner,
                                     u64 offset, u64 ram_bytes,
                                     struct btrfs_key *ins);
 int btrfs_alloc_logged_file_extent(struct btrfs_trans_handle *trans,
@@ -2656,7 +2656,7 @@ int btrfs_set_disk_extent_flags(struct btrfs_trans_handle *trans,
                                u64 bytenr, u64 num_bytes, u64 flags,
                                int level, int is_data);
 int btrfs_free_extent(struct btrfs_trans_handle *trans,
-                     struct btrfs_fs_info *fs_info,
+                     struct btrfs_root *root,
                      u64 bytenr, u64 num_bytes, u64 parent, u64 root_objectid,
                      u64 owner, u64 offset);
 
@@ -2668,7 +2668,7 @@ void btrfs_prepare_extent_commit(struct btrfs_fs_info *fs_info);
 int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans,
                               struct btrfs_fs_info *fs_info);
 int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
-                        struct btrfs_fs_info *fs_info,
+                        struct btrfs_root *root,
                         u64 bytenr, u64 num_bytes, u64 parent,
                         u64 root_objectid, u64 owner, u64 offset);
 
@@ -2807,6 +2807,7 @@ void btrfs_set_item_key_safe(struct btrfs_fs_info *fs_info,
                             const struct btrfs_key *new_key);
 struct extent_buffer *btrfs_root_node(struct btrfs_root *root);
 struct extent_buffer *btrfs_lock_root_node(struct btrfs_root *root);
+struct extent_buffer *btrfs_read_lock_root_node(struct btrfs_root *root);
 int btrfs_find_next_key(struct btrfs_root *root, struct btrfs_path *path,
                        struct btrfs_key *key, int lowest_level,
                        u64 min_trans);