old_root_used    1089 fs/btrfs/transaction.c 	u64 old_root_used;
old_root_used    1093 fs/btrfs/transaction.c 	old_root_used = btrfs_root_used(&root->root_item);
old_root_used    1098 fs/btrfs/transaction.c 		    old_root_used == btrfs_root_used(&root->root_item))
old_root_used    1108 fs/btrfs/transaction.c 		old_root_used = btrfs_root_used(&root->root_item);