37 	if (CHECK(skel, "bpf_iter_test_kern3__open_and_load",  in test_btf_id_or_null()
55 	if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))  in do_dummy_read()
61 	CHECK(len < 0, "read", "read failed: %s\n", strerror(errno));  in do_dummy_read()
90 	if (CHECK(!skel, "bpf_iter_ipv6_route__open_and_load",  in test_ipv6_route()
104 	if (CHECK(!skel, "bpf_iter_netlink__open_and_load",  in test_netlink()
118 	if (CHECK(!skel, "bpf_iter_bpf_map__open_and_load",  in test_bpf_map()
132 	if (CHECK(!skel, "bpf_iter_task__open_and_load",  in test_task()
146 	if (CHECK(!skel, "bpf_iter_task_stack__open_and_load",  in test_task_stack()
168 	if (CHECK(!skel, "bpf_iter_task_file__open_and_load",  in test_task_file()
174 	if (CHECK(pthread_create(&thread_id, NULL, &do_nothing, NULL),  in test_task_file()
180 	if (CHECK(pthread_join(thread_id, &ret) || ret != NULL,  in test_task_file()
184 	CHECK(skel->bss->count != 0, "check_count",  in test_task_file()
209 	if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))  in do_btf_read()
220 	if (CHECK(err < 0, "read", "read failed: %s\n", strerror(errno)))  in do_btf_read()
223 	CHECK(strstr(taskbuf, "(struct task_struct)") == NULL,  in do_btf_read()
240 	if (CHECK(!skel, "bpf_iter_task_btf__open_and_load",  in test_task_btf()
250 	if (CHECK(bss->tasks == 0, "check if iterated over tasks",  in test_task_btf()
254 	CHECK(bss->seq_err != 0, "check for unexpected err",  in test_task_btf()
266 	if (CHECK(!skel, "bpf_iter_tcp4__open_and_load",  in test_tcp4()
280 	if (CHECK(!skel, "bpf_iter_tcp6__open_and_load",  in test_tcp6()
294 	if (CHECK(!skel, "bpf_iter_udp4__open_and_load",  in test_udp4()
308 	if (CHECK(!skel, "bpf_iter_udp6__open_and_load",  in test_udp6()
341 		if (CHECK(start >= 16, "read", "read len %d\n", len))  in do_read_with_fd()
345 	if (CHECK(len < 0, "read", "read failed: %s\n", strerror(errno)))  in do_read_with_fd()
349 	if (CHECK(err, "read", "incorrect read result: buf %s, expected %s\n",  in do_read_with_fd()
363 	if (CHECK(!skel, "bpf_iter_test_kern1__open_and_load",  in test_anon_iter()
368 	if (CHECK(err, "bpf_iter_test_kern1__attach",  in test_anon_iter()
375 	if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))  in test_anon_iter()
390 	if (CHECK(iter_fd < 0, "open", "open %s failed: %s\n",  in do_read()
408 	if (CHECK(!skel1, "bpf_iter_test_kern1__open_and_load",  in test_file_iter()
420 	if (CHECK(err, "pin_iter", "pin_iter to %s failed: %d\n", path, err))  in test_file_iter()
432 	if (CHECK(!skel2, "bpf_iter_test_kern2__open_and_load",  in test_file_iter()
437 	if (CHECK(err, "update_prog", "update_prog failed\n"))  in test_file_iter()
463 	if (CHECK(!skel, "bpf_iter_test_kern4__open",  in test_overflow()
473 	if (CHECK(map1_fd < 0, "bpf_create_map",  in test_overflow()
477 	if (CHECK(map2_fd < 0, "bpf_create_map",  in test_overflow()
500 	if (CHECK(bpf_iter_test_kern4__load(skel),  in test_overflow()
507 	if (CHECK(err, "get_map_info", "get map info failed: %s\n",  in test_overflow()
513 	if (CHECK(err, "get_map_info", "get map info failed: %s\n",  in test_overflow()
523 	if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))  in test_overflow()
536 		CHECK(len != -1 || errno != E2BIG, "read",  in test_overflow()
544 		if (CHECK(len < 0, "read", "read failed: %s\n",  in test_overflow()
554 		if (CHECK(len < 0, "read", "read failed: %s\n",  in test_overflow()
559 	if (CHECK(total_read_len != expected_read_len, "read",  in test_overflow()
564 	if (CHECK(skel->bss->map1_accessed != 1, "map1_accessed",  in test_overflow()
568 	if (CHECK(skel->bss->map2_accessed != 2, "map2_accessed",  in test_overflow()
572 	CHECK(skel->bss->map2_seqnum1 != skel->bss->map2_seqnum2,  in test_overflow()
607 	if (CHECK(!skel, "bpf_iter_bpf_hash_map__open",  in test_bpf_hash_map()
614 	if (CHECK(!skel, "bpf_iter_bpf_hash_map__load",  in test_bpf_hash_map()
645 		if (CHECK(err, "map_update", "map_update failed\n"))  in test_bpf_hash_map()
655 	if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))  in test_bpf_hash_map()
661 	if (CHECK(len < 0, "read", "read failed: %s\n", strerror(errno)))  in test_bpf_hash_map()
665 	if (CHECK(skel->bss->key_sum_a != expected_key_a,  in test_bpf_hash_map()
669 	if (CHECK(skel->bss->key_sum_b != expected_key_b,  in test_bpf_hash_map()
673 	if (CHECK(skel->bss->val_sum != expected_val,  in test_bpf_hash_map()
706 	if (CHECK(!skel, "bpf_iter_bpf_percpu_hash_map__open",  in test_bpf_percpu_hash_map()
713 	if (CHECK(!skel, "bpf_iter_bpf_percpu_hash_map__load",  in test_bpf_percpu_hash_map()
733 		if (CHECK(err, "map_update", "map_update failed\n"))  in test_bpf_percpu_hash_map()
746 	if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))  in test_bpf_percpu_hash_map()
752 	if (CHECK(len < 0, "read", "read failed: %s\n", strerror(errno)))  in test_bpf_percpu_hash_map()
756 	if (CHECK(skel->bss->key_sum_a != expected_key_a,  in test_bpf_percpu_hash_map()
760 	if (CHECK(skel->bss->key_sum_b != expected_key_b,  in test_bpf_percpu_hash_map()
764 	if (CHECK(skel->bss->val_sum != expected_val,  in test_bpf_percpu_hash_map()
790 	if (CHECK(!skel, "bpf_iter_bpf_array_map__open_and_load",  in test_bpf_array_map()
804 		if (CHECK(err, "map_update", "map_update failed\n"))  in test_bpf_array_map()
817 	if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))  in test_bpf_array_map()
824 	if (CHECK(len < 0, "read", "read failed: %s\n", strerror(errno)))  in test_bpf_array_map()
830 	if (CHECK(res_first_key != 0 || res_first_val != first_val,  in test_bpf_array_map()
837 	if (CHECK(skel->bss->key_sum != expected_key,  in test_bpf_array_map()
841 	if (CHECK(skel->bss->val_sum != expected_val,  in test_bpf_array_map()
848 		if (CHECK(err, "map_lookup", "map_lookup failed\n"))  in test_bpf_array_map()
850 		if (CHECK(i != val, "invalid_val",  in test_bpf_array_map()
878 	if (CHECK(!skel, "bpf_iter_bpf_percpu_array_map__open",  in test_bpf_percpu_array_map()
885 	if (CHECK(!skel, "bpf_iter_bpf_percpu_array_map__load",  in test_bpf_percpu_array_map()
900 		if (CHECK(err, "map_update", "map_update failed\n"))  in test_bpf_percpu_array_map()
913 	if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))  in test_bpf_percpu_array_map()
919 	if (CHECK(len < 0, "read", "read failed: %s\n", strerror(errno)))  in test_bpf_percpu_array_map()
923 	if (CHECK(skel->bss->key_sum != expected_key,  in test_bpf_percpu_array_map()
927 	if (CHECK(skel->bss->val_sum != expected_val,  in test_bpf_percpu_array_map()
953 	if (CHECK(!skel, "bpf_iter_bpf_sk_storage_helpers__open_and_load",  in test_bpf_sk_storage_delete()
960 	if (CHECK(sock_fd < 0, "socket", "errno: %d\n", errno))  in test_bpf_sk_storage_delete()
963 	if (CHECK(err, "map_update", "map_update failed\n"))  in test_bpf_sk_storage_delete()
976 	if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))  in test_bpf_sk_storage_delete()
982 	if (CHECK(len < 0, "read", "read failed: %s\n", strerror(errno)))  in test_bpf_sk_storage_delete()
987 	if (CHECK(!err || errno != ENOENT, "bpf_map_lookup_elem",  in test_bpf_sk_storage_delete()
1014 	if (CHECK(!skel, "bpf_iter_bpf_sk_storage_helpers__open_and_load",  in test_bpf_sk_storage_get()
1019 	if (CHECK(sock_fd < 0, "socket", "errno: %d\n", errno))  in test_bpf_sk_storage_get()
1023 	if (CHECK(err != 0, "listen", "errno: %d\n", errno))  in test_bpf_sk_storage_get()
1029 	if (CHECK(err, "bpf_map_update_elem", "map_update_failed\n"))  in test_bpf_sk_storage_get()
1035 	if (CHECK(err || val != getpid(), "bpf_map_lookup_elem",  in test_bpf_sk_storage_get()
1043 	CHECK(err || val != -getpid(), "bpf_map_lookup_elem",  in test_bpf_sk_storage_get()
1065 	if (CHECK(!skel, "bpf_iter_bpf_sk_storage_map__open_and_load",  in test_bpf_sk_storage_map()
1073 		if (CHECK(sock_fd[i] < 0, "socket", "errno: %d\n", errno))  in test_bpf_sk_storage_map()
1081 		if (CHECK(err, "map_update", "map_update failed\n"))  in test_bpf_sk_storage_map()
1094 	if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))  in test_bpf_sk_storage_map()
1100 	if (CHECK(len < 0, "read", "read failed: %s\n", strerror(errno)))  in test_bpf_sk_storage_map()
1104 	if (CHECK(skel->bss->ipv6_sk_count != num_sockets,  in test_bpf_sk_storage_map()
1109 	if (CHECK(skel->bss->val_sum != expected_val,  in test_bpf_sk_storage_map()
1134 	if (CHECK(!skel, "bpf_iter_test_kern5__open_and_load",  in test_rdonly_buf_out_of_bound()
1154 	if (CHECK(skel, "bpf_iter_test_kern6__open_and_load",  in test_buf_neg_offset()
1189 	if (CHECK(!skel, "bpf_iter_task_vma__open", "skeleton open failed\n"))  in test_task_vma()
1195 	if (CHECK(err, "bpf_iter_task_vma__load", "skeleton load failed\n"))  in test_task_vma()
1207 	if (CHECK(iter_fd < 0, "create_iter", "create_iter failed\n"))  in test_task_vma()
1218 		if (CHECK(err < 0, "read_iter_fd", "read_iter_fd failed\n"))  in test_task_vma()
1226 	if (CHECK(proc_maps_fd < 0, "open_proc_maps", "open_proc_maps failed\n"))  in test_task_vma()
1229 	if (CHECK(err < 0, "read_prog_maps_fd", "read_prog_maps_fd failed\n"))  in test_task_vma()
1236 	CHECK(strcmp(task_vma_output, proc_maps_output), "compare_output",  in test_task_vma()