NFS4_DR_PUSH
if (flags & NFS4_DR_PUSH)
(void) nfs4delegreturn_impl(rp, NFS4_DR_PUSH|NFS4_DR_REOPEN,
flags &= ~NFS4_DR_PUSH;
dr_flags = NFS4_DR_PUSH;
dr_flags = NFS4_DR_PUSH|NFS4_DR_DISCARD;
dr_flags = NFS4_DR_PUSH|NFS4_DR_DID_OP|NFS4_DR_REOPEN;
NFS4_DR_FORCE|NFS4_DR_PUSH|NFS4_DR_REOPEN);
NFS4_DR_FORCE|NFS4_DR_PUSH|NFS4_DR_REOPEN);
NFS4_DR_REOPEN|NFS4_DR_PUSH);
nfs4delegreturn_async(rp, (NFS4_DR_PUSH|NFS4_DR_REOPEN|
nfs4delegreturn_async(rp, (NFS4_DR_PUSH|NFS4_DR_REOPEN|
(void) nfs4delegreturn(VTOR4(nvp), NFS4_DR_PUSH|NFS4_DR_REOPEN);
(void) nfs4delegreturn(VTOR4(ovp), NFS4_DR_PUSH|NFS4_DR_REOPEN);