spin_unlock(&space_info->lock);
 }
 
-static void wait_reserve_ticket(struct btrfs_fs_info *fs_info,
-                               struct btrfs_space_info *space_info,
+static void wait_reserve_ticket(struct btrfs_space_info *space_info,
                                struct reserve_ticket *ticket)
 
 {
        case BTRFS_RESERVE_FLUSH_DATA:
        case BTRFS_RESERVE_FLUSH_ALL:
        case BTRFS_RESERVE_FLUSH_ALL_STEAL:
-               wait_reserve_ticket(fs_info, space_info, ticket);
+               wait_reserve_ticket(space_info, ticket);
                break;
        case BTRFS_RESERVE_FLUSH_LIMIT:
                priority_reclaim_metadata_space(fs_info, space_info, ticket,