1 /* Return codes: 1 - ok, 0 - ignore, other - error. */
2 static int
arch_get_scno(struct tcb * tcp)3 arch_get_scno(struct tcb *tcp)
4 {
5 	return upeek(tcp, 0, &tcp->scno) < 0 ? -1 : 1;
6 }
7