48 static void print_stack(struct key_t *key, __u64 count)  in print_stack()  argument
54 	printf("%s;", key->target);  in print_stack()
55 	if (bpf_map_lookup_elem(map_fd[1], &key->tret, ip) != 0) {  in print_stack()
62 	if (bpf_map_lookup_elem(map_fd[1], &key->wret, ip) != 0) {  in print_stack()
68 	printf(";%s %lld\n", key->waker, count);  in print_stack()
70 	if ((key->tret == -EEXIST || key->wret == -EEXIST) && !warned) {  in print_stack()
73 	} else if (((int)(key->tret) < 0 || (int)(key->wret) < 0)) {  in print_stack()
74 		printf("err stackid %d %d\n", key->tret, key->wret);  in print_stack()
80 	struct key_t key = {}, next_key;  in print_stacks()  local
83 	while (bpf_map_get_next_key(fd, &key, &next_key) == 0) {  in print_stacks()
86 		key = next_key;  in print_stacks()