nfsd_renameargs
struct nfsd_renameargs *argp = rqstp->rq_argp;
.pc_argsize = sizeof(struct nfsd_renameargs),
.pc_argzero = sizeof(struct nfsd_renameargs),
struct nfsd_renameargs *args = rqstp->rq_argp;
struct nfsd_renameargs rename;