342 	fs_info->qgroup_ulist = ulist_alloc(GFP_KERNEL);  in btrfs_read_qgroup_config()
343 	if (!fs_info->qgroup_ulist) {  in btrfs_read_qgroup_config()
500 		ulist_free(fs_info->qgroup_ulist);  in btrfs_read_qgroup_config()
501 		fs_info->qgroup_ulist = NULL;  in btrfs_read_qgroup_config()
529 	ulist_free(fs_info->qgroup_ulist);  in btrfs_free_qgroup_config()
530 	fs_info->qgroup_ulist = NULL;  in btrfs_free_qgroup_config()
912 	fs_info->qgroup_ulist = ulist_alloc(GFP_KERNEL);  in btrfs_quota_enable()
913 	if (!fs_info->qgroup_ulist) {  in btrfs_quota_enable()
1043 		ulist_free(fs_info->qgroup_ulist);  in btrfs_quota_enable()
1044 		fs_info->qgroup_ulist = NULL;  in btrfs_quota_enable()
2505 	ulist_reinit(fs_info->qgroup_ulist);  in qgroup_reserve()
2506 	ret = ulist_add(fs_info->qgroup_ulist, qgroup->qgroupid,  in qgroup_reserve()
2511 	while ((unode = ulist_next(fs_info->qgroup_ulist, &uiter))) {  in qgroup_reserve()
2523 			ret = ulist_add(fs_info->qgroup_ulist,  in qgroup_reserve()
2535 	while ((unode = ulist_next(fs_info->qgroup_ulist, &uiter))) {  in qgroup_reserve()
2595 	ulist_reinit(fs_info->qgroup_ulist);  in btrfs_qgroup_free_refroot()
2596 	ret = ulist_add(fs_info->qgroup_ulist, qgroup->qgroupid,  in btrfs_qgroup_free_refroot()
2601 	while ((unode = ulist_next(fs_info->qgroup_ulist, &uiter))) {  in btrfs_qgroup_free_refroot()
2611 			ret = ulist_add(fs_info->qgroup_ulist,  in btrfs_qgroup_free_refroot()
3291 	ulist_reinit(fs_info->qgroup_ulist);  in qgroup_convert_meta()
3292 	ret = ulist_add(fs_info->qgroup_ulist, qgroup->qgroupid,  in qgroup_convert_meta()
3297 	while ((unode = ulist_next(fs_info->qgroup_ulist, &uiter))) {  in qgroup_convert_meta()
3308 			ret = ulist_add(fs_info->qgroup_ulist,  in qgroup_convert_meta()