nfsrv_deallocatedsdorpc
drpc->err = nfsrv_deallocatedsdorpc(drpc->nmp, &drpc->fh, drpc->off,
ret = nfsrv_deallocatedsdorpc(*nmpp, fhp, off, len,
ret = nfsrv_deallocatedsdorpc(*nmpp, fhp, off, len, &na, cred, p);