ceph: initialize i_size/i_rbytes on snapdir

		.snap = CEPH_SNAPDIR,

	};

	struct inode *inode = ceph_get_inode(parent->i_sb, vino);

	struct ceph_inode_info *ci = ceph_inode(inode);

	BUG_ON(!S_ISDIR(parent->i_mode));

	if (IS_ERR(inode))

	inode->i_gid = parent->i_gid;

	inode->i_op = &ceph_dir_iops;

	inode->i_fop = &ceph_dir_fops;

	ceph_inode(inode)->i_snap_caps = CEPH_CAP_PIN; /* so we can open */

	ci->i_snap_caps = CEPH_CAP_PIN; /* so we can open */

	ci->i_rbytes = 0;

	return inode;

}