2307 	struct btrfs_transaction *cur_trans = trans->transaction;  in btrfs_setup_space_cache()  local
2310 	if (list_empty(&cur_trans->dirty_bgs) ||  in btrfs_setup_space_cache()
2319 	list_for_each_entry_safe(cache, tmp, &cur_trans->dirty_bgs,  in btrfs_setup_space_cache()
2345 	struct btrfs_transaction *cur_trans = trans->transaction;  in btrfs_start_dirty_block_groups()  local
2350 	struct list_head *io = &cur_trans->io_bgs;  in btrfs_start_dirty_block_groups()
2354 	spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2355 	if (list_empty(&cur_trans->dirty_bgs)) {  in btrfs_start_dirty_block_groups()
2356 		spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2359 	list_splice_init(&cur_trans->dirty_bgs, &dirty);  in btrfs_start_dirty_block_groups()
2360 	spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2404 		spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2406 		spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2446 				spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2449 						      &cur_trans->dirty_bgs);  in btrfs_start_dirty_block_groups()
2453 				spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2485 		spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2486 		list_splice_init(&cur_trans->dirty_bgs, &dirty);  in btrfs_start_dirty_block_groups()
2492 			spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2495 		spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_start_dirty_block_groups()
2497 		btrfs_cleanup_dirty_bgs(cur_trans, fs_info);  in btrfs_start_dirty_block_groups()
2508 	struct btrfs_transaction *cur_trans = trans->transaction;  in btrfs_write_dirty_block_groups()  local
2512 	struct list_head *io = &cur_trans->io_bgs;  in btrfs_write_dirty_block_groups()
2534 	spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
2535 	while (!list_empty(&cur_trans->dirty_bgs)) {  in btrfs_write_dirty_block_groups()
2536 		cache = list_first_entry(&cur_trans->dirty_bgs,  in btrfs_write_dirty_block_groups()
2546 			spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
2550 			spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
2558 		spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
2598 				wait_event(cur_trans->writer_wait,  in btrfs_write_dirty_block_groups()
2599 				   atomic_read(&cur_trans->num_writers) == 1);  in btrfs_write_dirty_block_groups()
2610 		spin_lock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()
2612 	spin_unlock(&cur_trans->dirty_bgs_lock);  in btrfs_write_dirty_block_groups()