577 	struct btrfs_root_item *root_item;  in create_subvol()  local
594 	root_item = kzalloc(sizeof(*root_item), GFP_KERNEL);  in create_subvol()
595 	if (!root_item)  in create_subvol()
653 	inode_item = &root_item->inode;  in create_subvol()
661 	btrfs_set_root_flags(root_item, 0);  in create_subvol()
662 	btrfs_set_root_limit(root_item, 0);  in create_subvol()
665 	btrfs_set_root_bytenr(root_item, leaf->start);  in create_subvol()
666 	btrfs_set_root_generation(root_item, trans->transid);  in create_subvol()
667 	btrfs_set_root_level(root_item, 0);  in create_subvol()
668 	btrfs_set_root_refs(root_item, 1);  in create_subvol()
669 	btrfs_set_root_used(root_item, leaf->len);  in create_subvol()
670 	btrfs_set_root_last_snapshot(root_item, 0);  in create_subvol()
672 	btrfs_set_root_generation_v2(root_item,  in create_subvol()
673 			btrfs_root_generation(root_item));  in create_subvol()
674 	generate_random_guid(root_item->uuid);  in create_subvol()
675 	btrfs_set_stack_timespec_sec(&root_item->otime, cur_time.tv_sec);  in create_subvol()
676 	btrfs_set_stack_timespec_nsec(&root_item->otime, cur_time.tv_nsec);  in create_subvol()
677 	root_item->ctime = root_item->otime;  in create_subvol()
678 	btrfs_set_root_ctransid(root_item, trans->transid);  in create_subvol()
679 	btrfs_set_root_otransid(root_item, trans->transid);  in create_subvol()
683 	btrfs_set_root_dirid(root_item, BTRFS_FIRST_FREE_OBJECTID);  in create_subvol()
689 				root_item);  in create_subvol()
726 	ret = btrfs_uuid_tree_add(trans, root_item->uuid,  in create_subvol()
759 	kfree(root_item);  in create_subvol()
797 	pending_snapshot->root_item = kzalloc(sizeof(struct btrfs_root_item),  in create_snapshot()
800 	if (!pending_snapshot->root_item || !pending_snapshot->path) {  in create_snapshot()
863 	kfree(pending_snapshot->root_item);  in create_snapshot()
979 	if (btrfs_root_refs(&BTRFS_I(dir)->root->root_item) == 0)  in btrfs_mksubvol()
2344 	root_flags = btrfs_root_flags(&root->root_item);  in btrfs_ioctl_subvol_setflags()
2346 		btrfs_set_root_flags(&root->root_item,  in btrfs_ioctl_subvol_setflags()
2355 			btrfs_set_root_flags(&root->root_item,  in btrfs_ioctl_subvol_setflags()
2375 				&root->root_key, &root->root_item);  in btrfs_ioctl_subvol_setflags()
2385 		btrfs_set_root_flags(&root->root_item, root_flags);  in btrfs_ioctl_subvol_setflags()
3012 	struct btrfs_root_item *root_item;  in btrfs_ioctl_get_subvol_info()  local
3039 	root_item = &root->root_item;  in btrfs_ioctl_get_subvol_info()
3043 	subvol_info->generation = btrfs_root_generation(root_item);  in btrfs_ioctl_get_subvol_info()
3044 	subvol_info->flags = btrfs_root_flags(root_item);  in btrfs_ioctl_get_subvol_info()
3046 	memcpy(subvol_info->uuid, root_item->uuid, BTRFS_UUID_SIZE);  in btrfs_ioctl_get_subvol_info()
3047 	memcpy(subvol_info->parent_uuid, root_item->parent_uuid,  in btrfs_ioctl_get_subvol_info()
3049 	memcpy(subvol_info->received_uuid, root_item->received_uuid,  in btrfs_ioctl_get_subvol_info()
3052 	subvol_info->ctransid = btrfs_root_ctransid(root_item);  in btrfs_ioctl_get_subvol_info()
3053 	subvol_info->ctime.sec = btrfs_stack_timespec_sec(&root_item->ctime);  in btrfs_ioctl_get_subvol_info()
3054 	subvol_info->ctime.nsec = btrfs_stack_timespec_nsec(&root_item->ctime);  in btrfs_ioctl_get_subvol_info()
3056 	subvol_info->otransid = btrfs_root_otransid(root_item);  in btrfs_ioctl_get_subvol_info()
3057 	subvol_info->otime.sec = btrfs_stack_timespec_sec(&root_item->otime);  in btrfs_ioctl_get_subvol_info()
3058 	subvol_info->otime.nsec = btrfs_stack_timespec_nsec(&root_item->otime);  in btrfs_ioctl_get_subvol_info()
3060 	subvol_info->stransid = btrfs_root_stransid(root_item);  in btrfs_ioctl_get_subvol_info()
3061 	subvol_info->stime.sec = btrfs_stack_timespec_sec(&root_item->stime);  in btrfs_ioctl_get_subvol_info()
3062 	subvol_info->stime.nsec = btrfs_stack_timespec_nsec(&root_item->stime);  in btrfs_ioctl_get_subvol_info()
3064 	subvol_info->rtransid = btrfs_root_rtransid(root_item);  in btrfs_ioctl_get_subvol_info()
3065 	subvol_info->rtime.sec = btrfs_stack_timespec_sec(&root_item->rtime);  in btrfs_ioctl_get_subvol_info()
3066 	subvol_info->rtime.nsec = btrfs_stack_timespec_nsec(&root_item->rtime);  in btrfs_ioctl_get_subvol_info()
4809 	struct btrfs_root_item *root_item = &root->root_item;  in _btrfs_ioctl_set_received_subvol()  local
4849 	received_uuid_changed = memcmp(root_item->received_uuid, sa->uuid,  in _btrfs_ioctl_set_received_subvol()
4852 	    !btrfs_is_empty_uuid(root_item->received_uuid)) {  in _btrfs_ioctl_set_received_subvol()
4853 		ret = btrfs_uuid_tree_remove(trans, root_item->received_uuid,  in _btrfs_ioctl_set_received_subvol()
4862 	memcpy(root_item->received_uuid, sa->uuid, BTRFS_UUID_SIZE);  in _btrfs_ioctl_set_received_subvol()
4863 	btrfs_set_root_stransid(root_item, sa->stransid);  in _btrfs_ioctl_set_received_subvol()
4864 	btrfs_set_root_rtransid(root_item, sa->rtransid);  in _btrfs_ioctl_set_received_subvol()
4865 	btrfs_set_stack_timespec_sec(&root_item->stime, sa->stime.sec);  in _btrfs_ioctl_set_received_subvol()
4866 	btrfs_set_stack_timespec_nsec(&root_item->stime, sa->stime.nsec);  in _btrfs_ioctl_set_received_subvol()
4867 	btrfs_set_stack_timespec_sec(&root_item->rtime, sa->rtime.sec);  in _btrfs_ioctl_set_received_subvol()
4868 	btrfs_set_stack_timespec_nsec(&root_item->rtime, sa->rtime.nsec);  in _btrfs_ioctl_set_received_subvol()
4871 				&root->root_key, &root->root_item);  in _btrfs_ioctl_set_received_subvol()