533 	struct nilfs_root *root;  in nilfs_attach_checkpoint()  local
538 	root = nilfs_find_or_create_root(  in nilfs_attach_checkpoint()
540 	if (!root)  in nilfs_attach_checkpoint()
543 	if (root->ifile)  in nilfs_attach_checkpoint()
561 	err = nilfs_ifile_read(sb, root, nilfs->ns_inode_size,  in nilfs_attach_checkpoint()
562 			       &raw_cp->cp_ifile_inode, &root->ifile);  in nilfs_attach_checkpoint()
566 	atomic64_set(&root->inodes_count,  in nilfs_attach_checkpoint()
568 	atomic64_set(&root->blocks_count,  in nilfs_attach_checkpoint()
574 	*rootp = root;  in nilfs_attach_checkpoint()
580 	nilfs_put_root(root);  in nilfs_attach_checkpoint()
616 	struct nilfs_root *root = NILFS_I(d_inode(dentry))->i_root;  in nilfs_statfs()  local
617 	struct the_nilfs *nilfs = root->nilfs;  in nilfs_statfs()
648 	err = nilfs_ifile_count_free_inodes(root->ifile,  in nilfs_statfs()
661 			nmaxinodes = atomic64_read(&root->inodes_count);  in nilfs_statfs()
687 	struct nilfs_root *root = NILFS_I(d_inode(dentry))->i_root;  in nilfs_show_options()  local
691 	if (root->cno != NILFS_CPTREE_CURRENT_CNO)  in nilfs_show_options()
692 		seq_printf(seq, ",cp=%llu", (unsigned long long)root->cno);  in nilfs_show_options()
922 				 struct nilfs_root *root,  in nilfs_get_root_dentry()  argument
929 	inode = nilfs_iget(sb, root, NILFS_ROOT_INO);  in nilfs_get_root_dentry()
942 	if (root->cno == NILFS_CPTREE_CURRENT_CNO) {  in nilfs_get_root_dentry()
973 	struct nilfs_root *root;  in nilfs_attach_snapshot()  local
992 	ret = nilfs_attach_checkpoint(s, cno, false, &root);  in nilfs_attach_snapshot()
999 	ret = nilfs_get_root_dentry(s, root, root_dentry);  in nilfs_attach_snapshot()
1000 	nilfs_put_root(root);  in nilfs_attach_snapshot()
1021 	struct nilfs_root *root;  in nilfs_checkpoint_is_mounted()  local
1033 	root = nilfs_lookup_root(nilfs, cno);  in nilfs_checkpoint_is_mounted()
1034 	if (root) {  in nilfs_checkpoint_is_mounted()
1035 		inode = nilfs_ilookup(sb, root, NILFS_ROOT_INO);  in nilfs_checkpoint_is_mounted()
1044 		nilfs_put_root(root);  in nilfs_checkpoint_is_mounted()
1174 		struct nilfs_root *root;  in nilfs_remount()  local
1196 		root = NILFS_I(d_inode(sb->s_root))->i_root;  in nilfs_remount()
1197 		err = nilfs_attach_log_writer(sb, root);  in nilfs_remount()