nfsd4_delegreturn
.op_func = nfsd4_delegreturn,
struct nfsd4_delegreturn *dr = &u->delegreturn;
struct nfsd4_delegreturn *dr = &u->delegreturn;
extern __be32 nfsd4_delegreturn(struct svc_rqst *rqstp,
struct nfsd4_delegreturn delegreturn;