static int encode_open_downgrade(struct xdr_stream *xdr, const struct nfs_closeargs *arg)
{
	__be32 *p;

	RESERVE_SPACE(4+NFS4_STATEID_SIZE+4);
 	WRITE32(OP_OPEN_DOWNGRADE);
 	WRITEMEM(arg->stateid->data, NFS4_STATEID_SIZE);
 	WRITE32(arg->seqid->sequence->counter);
	encode_share_access(xdr, arg->fmode);
 	return 0;
 }

Unknown