btrfs: Remove fs_info from btrfs_insert_delayed_dir_index

It can be referenced from the passed transaction handle.
Signed-off-by: Lu Fengqi <lufq.fnst@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>

fs/btrfs/delayed-inode.c

@@ -1418,7 +1418,6 @@ void btrfs_balance_delayed_items(struct btrfs_fs_info *fs_info)
 
 /* Will return 0 or -ENOMEM */
 int btrfs_insert_delayed_dir_index(struct btrfs_trans_handle *trans,
-				   struct btrfs_fs_info *fs_info,
 				   const char *name, int name_len,
 				   struct btrfs_inode *dir,
 				   struct btrfs_disk_key *disk_key, u8 type,
@@ -1458,11 +1457,10 @@ int btrfs_insert_delayed_dir_index(struct btrfs_trans_handle *trans,
 	 */
 	BUG_ON(ret);
 
-
 	mutex_lock(&delayed_node->mutex);
 	ret = __btrfs_add_delayed_insertion_item(delayed_node, delayed_item);
 	if (unlikely(ret)) {
-		btrfs_err(fs_info,
+		btrfs_err(trans->fs_info,
 			  "err add delayed dir index item(name: %.*s) into the insertion tree of the delayed node(root id: %llu, inode id: %llu, errno: %d)",
 			  name_len, name, delayed_node->root->objectid,
 			  delayed_node->inode_id, ret);

fs/btrfs/delayed-inode.h

@@ -86,7 +86,6 @@ static inline void btrfs_init_delayed_root(
 }
 
 int btrfs_insert_delayed_dir_index(struct btrfs_trans_handle *trans,
-				   struct btrfs_fs_info *fs_info,
 				   const char *name, int name_len,
 				   struct btrfs_inode *dir,
 				   struct btrfs_disk_key *disk_key, u8 type,

fs/btrfs/dir-item.c

@@ -160,8 +160,8 @@ int btrfs_insert_dir_item(struct btrfs_trans_handle *trans, struct btrfs_root
 	}
 	btrfs_release_path(path);
 
-	ret2 = btrfs_insert_delayed_dir_index(trans, root->fs_info, name,
-			name_len, dir, &disk_key, type, index);
+	ret2 = btrfs_insert_delayed_dir_index(trans, name, name_len, dir,
+					      &disk_key, type, index);
 out_free:
 	btrfs_free_path(path);
 	if (ret)