static int can_open_delegated(struct nfs_delegation *delegation, fmode_t fmode)
{
	if ((delegation->type & fmode) != fmode)
		return 0;
	if (test_bit(NFS_DELEGATION_NEED_RECLAIM, &delegation->flags))
		return 0;
	nfs_mark_delegation_referenced(delegation);
	return 1;
}