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->pid, 0, &tcp->scno) < 0 ? -1 : 1; 6 } 7