450 static int build_cpu_topo(struct cpu_topo *tp, int cpu)  in build_cpu_topo()  argument
474 	for (i = 0; i < tp->core_sib; i++) {  in build_cpu_topo()
475 		if (!strcmp(buf, tp->core_siblings[i]))  in build_cpu_topo()
478 	if (i == tp->core_sib) {  in build_cpu_topo()
479 		tp->core_siblings[i] = buf;  in build_cpu_topo()
480 		tp->core_sib++;  in build_cpu_topo()
499 	for (i = 0; i < tp->thread_sib; i++) {  in build_cpu_topo()
500 		if (!strcmp(buf, tp->thread_siblings[i]))  in build_cpu_topo()
503 	if (i == tp->thread_sib) {  in build_cpu_topo()
504 		tp->thread_siblings[i] = buf;  in build_cpu_topo()
505 		tp->thread_sib++;  in build_cpu_topo()
516 static void free_cpu_topo(struct cpu_topo *tp)  in free_cpu_topo()  argument
520 	if (!tp)  in free_cpu_topo()
523 	for (i = 0 ; i < tp->core_sib; i++)  in free_cpu_topo()
524 		zfree(&tp->core_siblings[i]);  in free_cpu_topo()
526 	for (i = 0 ; i < tp->thread_sib; i++)  in free_cpu_topo()
527 		zfree(&tp->thread_siblings[i]);  in free_cpu_topo()
529 	free(tp);  in free_cpu_topo()
534 	struct cpu_topo *tp;  in build_cpu_topology()  local
549 	addr = calloc(1, sizeof(*tp) + 2 * sz);  in build_cpu_topology()
553 	tp = addr;  in build_cpu_topology()
555 	addr += sizeof(*tp);  in build_cpu_topology()
556 	tp->core_siblings = addr;  in build_cpu_topology()
558 	tp->thread_siblings = addr;  in build_cpu_topology()
561 		ret = build_cpu_topo(tp, i);  in build_cpu_topology()
566 		free_cpu_topo(tp);  in build_cpu_topology()
567 		tp = NULL;  in build_cpu_topology()
569 	return tp;  in build_cpu_topology()
575 	struct cpu_topo *tp;  in write_cpu_topology()  local
579 	tp = build_cpu_topology();  in write_cpu_topology()
580 	if (!tp)  in write_cpu_topology()
583 	ret = do_write(fd, &tp->core_sib, sizeof(tp->core_sib));  in write_cpu_topology()
587 	for (i = 0; i < tp->core_sib; i++) {  in write_cpu_topology()
588 		ret = do_write_string(fd, tp->core_siblings[i]);  in write_cpu_topology()
592 	ret = do_write(fd, &tp->thread_sib, sizeof(tp->thread_sib));  in write_cpu_topology()
596 	for (i = 0; i < tp->thread_sib; i++) {  in write_cpu_topology()
597 		ret = do_write_string(fd, tp->thread_siblings[i]);  in write_cpu_topology()
602 	free_cpu_topo(tp);  in write_cpu_topology()