clear_free_space_tree 2600 fs/btrfs/disk-io.c 	int clear_free_space_tree = 0;
clear_free_space_tree 3227 fs/btrfs/disk-io.c 		clear_free_space_tree = 1;
clear_free_space_tree 3231 fs/btrfs/disk-io.c 		clear_free_space_tree = 1;
clear_free_space_tree 3234 fs/btrfs/disk-io.c 	if (clear_free_space_tree) {
clear_free_space_tree 1239 fs/btrfs/free-space-tree.c 	ret = clear_free_space_tree(trans, free_space_root);