554 	struct btrfs_root_item *root_item;  in create_subvol()  local
569 	root_item = kzalloc(sizeof(*root_item), GFP_KERNEL);  in create_subvol()
570 	if (!root_item)  in create_subvol()
616 	inode_item = &root_item->inode;  in create_subvol()
624 	btrfs_set_root_flags(root_item, 0);  in create_subvol()
625 	btrfs_set_root_limit(root_item, 0);  in create_subvol()
628 	btrfs_set_root_bytenr(root_item, leaf->start);  in create_subvol()
629 	btrfs_set_root_generation(root_item, trans->transid);  in create_subvol()
630 	btrfs_set_root_level(root_item, 0);  in create_subvol()
631 	btrfs_set_root_refs(root_item, 1);  in create_subvol()
632 	btrfs_set_root_used(root_item, leaf->len);  in create_subvol()
633 	btrfs_set_root_last_snapshot(root_item, 0);  in create_subvol()
635 	btrfs_set_root_generation_v2(root_item,  in create_subvol()
636 			btrfs_root_generation(root_item));  in create_subvol()
638 	memcpy(root_item->uuid, new_uuid.b, BTRFS_UUID_SIZE);  in create_subvol()
639 	btrfs_set_stack_timespec_sec(&root_item->otime, cur_time.tv_sec);  in create_subvol()
640 	btrfs_set_stack_timespec_nsec(&root_item->otime, cur_time.tv_nsec);  in create_subvol()
641 	root_item->ctime = root_item->otime;  in create_subvol()
642 	btrfs_set_root_ctransid(root_item, trans->transid);  in create_subvol()
643 	btrfs_set_root_otransid(root_item, trans->transid);  in create_subvol()
649 	btrfs_set_root_dirid(root_item, new_dirid);  in create_subvol()
655 				root_item);  in create_subvol()
705 	ret = btrfs_uuid_tree_add(trans, root_item->uuid,  in create_subvol()
711 	kfree(root_item);  in create_subvol()
736 	kfree(root_item);  in create_subvol()
759 	pending_snapshot->root_item = kzalloc(sizeof(struct btrfs_root_item),  in create_snapshot()
762 	if (!pending_snapshot->root_item || !pending_snapshot->path) {  in create_snapshot()
859 	kfree(pending_snapshot->root_item);  in create_snapshot()
969 	if (btrfs_root_refs(&BTRFS_I(dir)->root->root_item) == 0)  in btrfs_mksubvol()
1927 	root_flags = btrfs_root_flags(&root->root_item);  in btrfs_ioctl_subvol_setflags()
1929 		btrfs_set_root_flags(&root->root_item,  in btrfs_ioctl_subvol_setflags()
1938 			btrfs_set_root_flags(&root->root_item,  in btrfs_ioctl_subvol_setflags()
1958 				&root->root_key, &root->root_item);  in btrfs_ioctl_subvol_setflags()
1968 		btrfs_set_root_flags(&root->root_item, root_flags);  in btrfs_ioctl_subvol_setflags()
2602 	struct btrfs_root_item *root_item;  in btrfs_ioctl_get_subvol_info()  local
2633 	root_item = &root->root_item;  in btrfs_ioctl_get_subvol_info()
2637 	subvol_info->generation = btrfs_root_generation(root_item);  in btrfs_ioctl_get_subvol_info()
2638 	subvol_info->flags = btrfs_root_flags(root_item);  in btrfs_ioctl_get_subvol_info()
2640 	memcpy(subvol_info->uuid, root_item->uuid, BTRFS_UUID_SIZE);  in btrfs_ioctl_get_subvol_info()
2641 	memcpy(subvol_info->parent_uuid, root_item->parent_uuid,  in btrfs_ioctl_get_subvol_info()
2643 	memcpy(subvol_info->received_uuid, root_item->received_uuid,  in btrfs_ioctl_get_subvol_info()
2646 	subvol_info->ctransid = btrfs_root_ctransid(root_item);  in btrfs_ioctl_get_subvol_info()
2647 	subvol_info->ctime.sec = btrfs_stack_timespec_sec(&root_item->ctime);  in btrfs_ioctl_get_subvol_info()
2648 	subvol_info->ctime.nsec = btrfs_stack_timespec_nsec(&root_item->ctime);  in btrfs_ioctl_get_subvol_info()
2650 	subvol_info->otransid = btrfs_root_otransid(root_item);  in btrfs_ioctl_get_subvol_info()
2651 	subvol_info->otime.sec = btrfs_stack_timespec_sec(&root_item->otime);  in btrfs_ioctl_get_subvol_info()
2652 	subvol_info->otime.nsec = btrfs_stack_timespec_nsec(&root_item->otime);  in btrfs_ioctl_get_subvol_info()
2654 	subvol_info->stransid = btrfs_root_stransid(root_item);  in btrfs_ioctl_get_subvol_info()
2655 	subvol_info->stime.sec = btrfs_stack_timespec_sec(&root_item->stime);  in btrfs_ioctl_get_subvol_info()
2656 	subvol_info->stime.nsec = btrfs_stack_timespec_nsec(&root_item->stime);  in btrfs_ioctl_get_subvol_info()
2658 	subvol_info->rtransid = btrfs_root_rtransid(root_item);  in btrfs_ioctl_get_subvol_info()
2659 	subvol_info->rtime.sec = btrfs_stack_timespec_sec(&root_item->rtime);  in btrfs_ioctl_get_subvol_info()
2660 	subvol_info->rtime.nsec = btrfs_stack_timespec_nsec(&root_item->rtime);  in btrfs_ioctl_get_subvol_info()
5405 	struct btrfs_root_item *root_item = &root->root_item;  in _btrfs_ioctl_set_received_subvol()  local
5445 	received_uuid_changed = memcmp(root_item->received_uuid, sa->uuid,  in _btrfs_ioctl_set_received_subvol()
5448 	    !btrfs_is_empty_uuid(root_item->received_uuid)) {  in _btrfs_ioctl_set_received_subvol()
5449 		ret = btrfs_uuid_tree_remove(trans, root_item->received_uuid,  in _btrfs_ioctl_set_received_subvol()
5458 	memcpy(root_item->received_uuid, sa->uuid, BTRFS_UUID_SIZE);  in _btrfs_ioctl_set_received_subvol()
5459 	btrfs_set_root_stransid(root_item, sa->stransid);  in _btrfs_ioctl_set_received_subvol()
5460 	btrfs_set_root_rtransid(root_item, sa->rtransid);  in _btrfs_ioctl_set_received_subvol()
5461 	btrfs_set_stack_timespec_sec(&root_item->stime, sa->stime.sec);  in _btrfs_ioctl_set_received_subvol()
5462 	btrfs_set_stack_timespec_nsec(&root_item->stime, sa->stime.nsec);  in _btrfs_ioctl_set_received_subvol()
5463 	btrfs_set_stack_timespec_sec(&root_item->rtime, sa->rtime.sec);  in _btrfs_ioctl_set_received_subvol()
5464 	btrfs_set_stack_timespec_nsec(&root_item->rtime, sa->rtime.nsec);  in _btrfs_ioctl_set_received_subvol()
5467 				&root->root_key, &root->root_item);  in _btrfs_ioctl_set_received_subvol()