3346 	struct btrfs_transaction *cur_trans = trans->transaction;  in btrfs_setup_space_cache()  local
3349 	if (list_empty(&cur_trans->dirty_bgs) ||  in btrfs_setup_space_cache()
3358 	list_for_each_entry_safe(cache, tmp, &cur_trans->dirty_bgs,  in btrfs_setup_space_cache()
3383 	struct btrfs_transaction *cur_trans = trans->transaction;  in btrfs_start_dirty_block_groups()  local
3388 	struct list_head *io = &cur_trans->io_bgs;  in btrfs_start_dirty_block_groups()
3391 	spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3392 	if (list_empty(&cur_trans->dirty_bgs)) {  in btrfs_start_dirty_block_groups()
3393 		spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3396 	list_splice_init(&cur_trans->dirty_bgs, &dirty);  in btrfs_start_dirty_block_groups()
3397 	spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3442 		spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3444 		spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3483 				spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3486 						      &cur_trans->dirty_bgs);  in btrfs_start_dirty_block_groups()
3490 				spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3521 		spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3522 		list_splice_init(&cur_trans->dirty_bgs, &dirty);  in btrfs_start_dirty_block_groups()
3528 			spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3531 		spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3535 		spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3536 		list_splice_init(&dirty, &cur_trans->dirty_bgs);  in btrfs_start_dirty_block_groups()
3537 		spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
3538 		btrfs_cleanup_dirty_bgs(cur_trans, fs_info);  in btrfs_start_dirty_block_groups()
3548 	struct btrfs_transaction *cur_trans = trans->transaction;  in btrfs_write_dirty_block_groups()  local
3552 	struct list_head *io = &cur_trans->io_bgs;  in btrfs_write_dirty_block_groups()
3573 	spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
3574 	while (!list_empty(&cur_trans->dirty_bgs)) {  in btrfs_write_dirty_block_groups()
3575 		cache = list_first_entry(&cur_trans->dirty_bgs,  in btrfs_write_dirty_block_groups()
3585 			spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
3589 			spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
3597 		spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
3635 				wait_event(cur_trans->writer_wait,  in btrfs_write_dirty_block_groups()
3636 				   atomic_read(&cur_trans->num_writers) == 1);  in btrfs_write_dirty_block_groups()
3647 		spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
3649 	spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()