2817 	struct btrfs_transaction *cur_trans = trans->transaction;  in btrfs_setup_space_cache()  local
2820 	if (list_empty(&cur_trans->dirty_bgs) ||  in btrfs_setup_space_cache()
2829 	list_for_each_entry_safe(cache, tmp, &cur_trans->dirty_bgs,  in btrfs_setup_space_cache()
2855 	struct btrfs_transaction *cur_trans = trans->transaction;  in btrfs_start_dirty_block_groups()  local
2860 	struct list_head *io = &cur_trans->io_bgs;  in btrfs_start_dirty_block_groups()
2864 	spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2865 	if (list_empty(&cur_trans->dirty_bgs)) {  in btrfs_start_dirty_block_groups()
2866 		spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2869 	list_splice_init(&cur_trans->dirty_bgs, &dirty);  in btrfs_start_dirty_block_groups()
2870 	spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2915 		spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2917 		spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2957 				spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2960 						      &cur_trans->dirty_bgs);  in btrfs_start_dirty_block_groups()
2964 				spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2995 		spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2996 		list_splice_init(&cur_trans->dirty_bgs, &dirty);  in btrfs_start_dirty_block_groups()
3002 			spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3005 		spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3009 		spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3010 		list_splice_init(&dirty, &cur_trans->dirty_bgs);  in btrfs_start_dirty_block_groups()
3011 		spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3012 		btrfs_cleanup_dirty_bgs(cur_trans, fs_info);  in btrfs_start_dirty_block_groups()
3023 	struct btrfs_transaction *cur_trans = trans->transaction;  in btrfs_write_dirty_block_groups()  local
3027 	struct list_head *io = &cur_trans->io_bgs;  in btrfs_write_dirty_block_groups()
3049 	spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
3050 	while (!list_empty(&cur_trans->dirty_bgs)) {  in btrfs_write_dirty_block_groups()
3051 		cache = list_first_entry(&cur_trans->dirty_bgs,  in btrfs_write_dirty_block_groups()
3061 			spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
3065 			spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
3073 		spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
3113 				wait_event(cur_trans->writer_wait,  in btrfs_write_dirty_block_groups()
3114 				   atomic_read(&cur_trans->num_writers) == 1);  in btrfs_write_dirty_block_groups()
3125 		spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
3127 	spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()