Date:   Wed, 14 Aug 2019 09:47:41 -0700
From:   Stanislav Fomichev <sdf@...gle.com>
To:     netdev@...r.kernel.org, bpf@...r.kernel.org
Cc:     davem@...emloft.net, ast@...nel.org, daniel@...earbox.net,
        Stanislav Fomichev <sdf@...gle.com>,
        Andrii Nakryiko <andriin@...com>
Subject: [PATCH bpf-next 3/4] selftests/bpf: test_progs: remove global
 fail/success counts

Now that we have a global per-test/per-environment state, there
is no longer the need to have global fail/success counters
(and there is no need to save/get the diff before/after the
test).

Cc: Andrii Nakryiko <andriin@...com>
Signed-off-by: Stanislav Fomichev <sdf@...gle.com>
---
 .../selftests/bpf/prog_tests/bpf_obj_id.c     |  2 +-
 .../bpf/prog_tests/bpf_verif_scale.c          | 10 +---
 .../selftests/bpf/prog_tests/flow_dissector.c |  2 +-
 .../bpf/prog_tests/get_stack_raw_tp.c         |  2 +-
 .../selftests/bpf/prog_tests/global_data.c    | 10 ++--
 .../selftests/bpf/prog_tests/l4lb_all.c       |  4 +-
 .../selftests/bpf/prog_tests/map_lock.c       |  8 +--
 .../selftests/bpf/prog_tests/pkt_access.c     |  2 +-
 .../selftests/bpf/prog_tests/pkt_md_access.c  |  2 +-
 .../bpf/prog_tests/queue_stack_map.c          |  4 +-
 .../bpf/prog_tests/reference_tracking.c       |  2 +-
 .../selftests/bpf/prog_tests/spinlock.c       |  2 +-
 .../selftests/bpf/prog_tests/stacktrace_map.c |  2 +-
 .../bpf/prog_tests/stacktrace_map_raw_tp.c    |  2 +-
 .../bpf/prog_tests/task_fd_query_rawtp.c      |  2 +-
 .../bpf/prog_tests/task_fd_query_tp.c         |  2 +-
 .../selftests/bpf/prog_tests/tcp_estats.c     |  2 +-
 tools/testing/selftests/bpf/prog_tests/xdp.c  |  2 +-
 .../bpf/prog_tests/xdp_adjust_tail.c          |  2 +-
 .../selftests/bpf/prog_tests/xdp_noinline.c   |  4 +-
 tools/testing/selftests/bpf/test_progs.c      | 55 ++++++++-----------
 tools/testing/selftests/bpf/test_progs.h      | 26 +++++++--
 22 files changed, 75 insertions(+), 74 deletions(-)

diff --git a/tools/testing/selftests/bpf/prog_tests/bpf_obj_id.c b/tools/testing/selftests/bpf/prog_tests/bpf_obj_id.c
index fb5840a62548..f57e0c625de3 100644
--- a/tools/testing/selftests/bpf/prog_tests/bpf_obj_id.c
+++ b/tools/testing/selftests/bpf/prog_tests/bpf_obj_id.c
@@ -49,7 +49,7 @@ void test_bpf_obj_id(void)
 		 * to load.
 		 */
 		if (err)
-			error_cnt++;
+			test__fail();
 		assert(!err);
 
 		/* Insert a magic value to the map */
diff --git a/tools/testing/selftests/bpf/prog_tests/bpf_verif_scale.c b/tools/testing/selftests/bpf/prog_tests/bpf_verif_scale.c
index 1a1eae356f81..217988243077 100644
--- a/tools/testing/selftests/bpf/prog_tests/bpf_verif_scale.c
+++ b/tools/testing/selftests/bpf/prog_tests/bpf_verif_scale.c
@@ -28,8 +28,6 @@ static int check_load(const char *file, enum bpf_prog_type type)
 	attr.prog_flags = BPF_F_TEST_RND_HI32;
 	err = bpf_prog_load_xattr(&attr, &obj, &prog_fd);
 	bpf_object__close(obj);
-	if (err)
-		error_cnt++;
 	return err;
 }
 
@@ -105,12 +103,8 @@ void test_bpf_verif_scale(void)
 			continue;
 
 		err = check_load(test->file, test->attach_type);
-		if (test->fails) { /* expected to fail */
-			if (err)
-				error_cnt--;
-			else
-				error_cnt++;
-		}
+		if (err && !test->fails)
+			test__fail();
 	}
 
 	if (env.verifier_stats)
diff --git a/tools/testing/selftests/bpf/prog_tests/flow_dissector.c b/tools/testing/selftests/bpf/prog_tests/flow_dissector.c
index 6892b88ae065..e9d882c05ded 100644
--- a/tools/testing/selftests/bpf/prog_tests/flow_dissector.c
+++ b/tools/testing/selftests/bpf/prog_tests/flow_dissector.c
@@ -453,7 +453,7 @@ void test_flow_dissector(void)
 	err = bpf_flow_load(&obj, "./bpf_flow.o", "flow_dissector",
 			    "jmp_table", "last_dissection", &prog_fd, &keys_fd);
 	if (err) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
diff --git a/tools/testing/selftests/bpf/prog_tests/get_stack_raw_tp.c b/tools/testing/selftests/bpf/prog_tests/get_stack_raw_tp.c
index 3d59b3c841fe..afc60f62e2a8 100644
--- a/tools/testing/selftests/bpf/prog_tests/get_stack_raw_tp.c
+++ b/tools/testing/selftests/bpf/prog_tests/get_stack_raw_tp.c
@@ -137,7 +137,7 @@ void test_get_stack_raw_tp(void)
 
 	goto close_prog_noerr;
 close_prog:
-	error_cnt++;
+	test__fail();
 close_prog_noerr:
 	if (!IS_ERR_OR_NULL(link))
 		bpf_link__destroy(link);
diff --git a/tools/testing/selftests/bpf/prog_tests/global_data.c b/tools/testing/selftests/bpf/prog_tests/global_data.c
index d011079fb0bf..db13bfee6bb9 100644
--- a/tools/testing/selftests/bpf/prog_tests/global_data.c
+++ b/tools/testing/selftests/bpf/prog_tests/global_data.c
@@ -8,7 +8,7 @@ static void test_global_data_number(struct bpf_object *obj, __u32 duration)
 
 	map_fd = bpf_find_map(__func__, obj, "result_number");
 	if (map_fd < 0) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
@@ -45,7 +45,7 @@ static void test_global_data_string(struct bpf_object *obj, __u32 duration)
 
 	map_fd = bpf_find_map(__func__, obj, "result_string");
 	if (map_fd < 0) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
@@ -82,7 +82,7 @@ static void test_global_data_struct(struct bpf_object *obj, __u32 duration)
 
 	map_fd = bpf_find_map(__func__, obj, "result_struct");
 	if (map_fd < 0) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
@@ -113,13 +113,13 @@ static void test_global_data_rdonly(struct bpf_object *obj, __u32 duration)
 
 	map = bpf_object__find_map_by_name(obj, "test_glo.rodata");
 	if (!map || !bpf_map__is_internal(map)) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
 	map_fd = bpf_map__fd(map);
 	if (map_fd < 0) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
diff --git a/tools/testing/selftests/bpf/prog_tests/l4lb_all.c b/tools/testing/selftests/bpf/prog_tests/l4lb_all.c
index 20ddca830e68..724bb40de1f8 100644
--- a/tools/testing/selftests/bpf/prog_tests/l4lb_all.c
+++ b/tools/testing/selftests/bpf/prog_tests/l4lb_all.c
@@ -31,7 +31,7 @@ static void test_l4lb(const char *file)
 
 	err = bpf_prog_load(file, BPF_PROG_TYPE_SCHED_CLS, &obj, &prog_fd);
 	if (err) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
@@ -73,7 +73,7 @@ static void test_l4lb(const char *file)
 		pkts += stats[i].pkts;
 	}
 	if (bytes != MAGIC_BYTES * NUM_ITER * 2 || pkts != NUM_ITER * 2) {
-		error_cnt++;
+		test__fail();
 		printf("test_l4lb:FAIL:stats %lld %lld\n", bytes, pkts);
 	}
 out:
diff --git a/tools/testing/selftests/bpf/prog_tests/map_lock.c b/tools/testing/selftests/bpf/prog_tests/map_lock.c
index ee99368c595c..12123ff1f31f 100644
--- a/tools/testing/selftests/bpf/prog_tests/map_lock.c
+++ b/tools/testing/selftests/bpf/prog_tests/map_lock.c
@@ -10,12 +10,12 @@ static void *parallel_map_access(void *arg)
 		err = bpf_map_lookup_elem_flags(map_fd, &key, vars, BPF_F_LOCK);
 		if (err) {
 			printf("lookup failed\n");
-			error_cnt++;
+			test__fail();
 			goto out;
 		}
 		if (vars[0] != 0) {
 			printf("lookup #%d var[0]=%d\n", i, vars[0]);
-			error_cnt++;
+			test__fail();
 			goto out;
 		}
 		rnd = vars[1];
@@ -24,7 +24,7 @@ static void *parallel_map_access(void *arg)
 				continue;
 			printf("lookup #%d var[1]=%d var[%d]=%d\n",
 			       i, rnd, j, vars[j]);
-			error_cnt++;
+			test__fail();
 			goto out;
 		}
 	}
@@ -69,7 +69,7 @@ void test_map_lock(void)
 		       ret == (void *)&map_fd[i - 4]);
 	goto close_prog_noerr;
 close_prog:
-	error_cnt++;
+	test__fail();
 close_prog_noerr:
 	bpf_object__close(obj);
 }
diff --git a/tools/testing/selftests/bpf/prog_tests/pkt_access.c b/tools/testing/selftests/bpf/prog_tests/pkt_access.c
index 4ecfd721a044..9ef4e4ffb379 100644
--- a/tools/testing/selftests/bpf/prog_tests/pkt_access.c
+++ b/tools/testing/selftests/bpf/prog_tests/pkt_access.c
@@ -10,7 +10,7 @@ void test_pkt_access(void)
 
 	err = bpf_prog_load(file, BPF_PROG_TYPE_SCHED_CLS, &obj, &prog_fd);
 	if (err) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
diff --git a/tools/testing/selftests/bpf/prog_tests/pkt_md_access.c b/tools/testing/selftests/bpf/prog_tests/pkt_md_access.c
index ac0d43435806..c354b9d21f4f 100644
--- a/tools/testing/selftests/bpf/prog_tests/pkt_md_access.c
+++ b/tools/testing/selftests/bpf/prog_tests/pkt_md_access.c
@@ -10,7 +10,7 @@ void test_pkt_md_access(void)
 
 	err = bpf_prog_load(file, BPF_PROG_TYPE_SCHED_CLS, &obj, &prog_fd);
 	if (err) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
diff --git a/tools/testing/selftests/bpf/prog_tests/queue_stack_map.c b/tools/testing/selftests/bpf/prog_tests/queue_stack_map.c
index e60cd5ff1f55..48a8cd144bd1 100644
--- a/tools/testing/selftests/bpf/prog_tests/queue_stack_map.c
+++ b/tools/testing/selftests/bpf/prog_tests/queue_stack_map.c
@@ -28,7 +28,7 @@ static void test_queue_stack_map_by_type(int type)
 
 	err = bpf_prog_load(file, BPF_PROG_TYPE_SCHED_CLS, &obj, &prog_fd);
 	if (err) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
@@ -44,7 +44,7 @@ static void test_queue_stack_map_by_type(int type)
 	for (i = 0; i < MAP_SIZE; i++) {
 		err = bpf_map_update_elem(map_in_fd, NULL, &vals[i], 0);
 		if (err) {
-			error_cnt++;
+			test__fail();
 			goto out;
 		}
 	}
diff --git a/tools/testing/selftests/bpf/prog_tests/reference_tracking.c b/tools/testing/selftests/bpf/prog_tests/reference_tracking.c
index 4a4f428d1a78..f6987e3dd28c 100644
--- a/tools/testing/selftests/bpf/prog_tests/reference_tracking.c
+++ b/tools/testing/selftests/bpf/prog_tests/reference_tracking.c
@@ -11,7 +11,7 @@ void test_reference_tracking(void)
 
 	obj = bpf_object__open(file);
 	if (IS_ERR(obj)) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
diff --git a/tools/testing/selftests/bpf/prog_tests/spinlock.c b/tools/testing/selftests/bpf/prog_tests/spinlock.c
index 114ebe6a438e..e843336713e8 100644
--- a/tools/testing/selftests/bpf/prog_tests/spinlock.c
+++ b/tools/testing/selftests/bpf/prog_tests/spinlock.c
@@ -23,7 +23,7 @@ void test_spinlock(void)
 		       ret == (void *)&prog_fd);
 	goto close_prog_noerr;
 close_prog:
-	error_cnt++;
+	test__fail();
 close_prog_noerr:
 	bpf_object__close(obj);
 }
diff --git a/tools/testing/selftests/bpf/prog_tests/stacktrace_map.c b/tools/testing/selftests/bpf/prog_tests/stacktrace_map.c
index fc539335c5b3..9dba1cc3da60 100644
--- a/tools/testing/selftests/bpf/prog_tests/stacktrace_map.c
+++ b/tools/testing/selftests/bpf/prog_tests/stacktrace_map.c
@@ -70,7 +70,7 @@ void test_stacktrace_map(void)
 
 	goto disable_pmu_noerr;
 disable_pmu:
-	error_cnt++;
+	test__fail();
 disable_pmu_noerr:
 	bpf_link__destroy(link);
 close_prog:
diff --git a/tools/testing/selftests/bpf/prog_tests/stacktrace_map_raw_tp.c b/tools/testing/selftests/bpf/prog_tests/stacktrace_map_raw_tp.c
index fbfa8e76cf63..4e7cf2e663f7 100644
--- a/tools/testing/selftests/bpf/prog_tests/stacktrace_map_raw_tp.c
+++ b/tools/testing/selftests/bpf/prog_tests/stacktrace_map_raw_tp.c
@@ -60,7 +60,7 @@ void test_stacktrace_map_raw_tp(void)
 
 	goto close_prog_noerr;
 close_prog:
-	error_cnt++;
+	test__fail();
 close_prog_noerr:
 	if (!IS_ERR_OR_NULL(link))
 		bpf_link__destroy(link);
diff --git a/tools/testing/selftests/bpf/prog_tests/task_fd_query_rawtp.c b/tools/testing/selftests/bpf/prog_tests/task_fd_query_rawtp.c
index 958a3d88de99..d9ad1aa8a026 100644
--- a/tools/testing/selftests/bpf/prog_tests/task_fd_query_rawtp.c
+++ b/tools/testing/selftests/bpf/prog_tests/task_fd_query_rawtp.c
@@ -72,7 +72,7 @@ void test_task_fd_query_rawtp(void)
 
 	goto close_prog_noerr;
 close_prog:
-	error_cnt++;
+	test__fail();
 close_prog_noerr:
 	bpf_object__close(obj);
 }
diff --git a/tools/testing/selftests/bpf/prog_tests/task_fd_query_tp.c b/tools/testing/selftests/bpf/prog_tests/task_fd_query_tp.c
index f9b70e81682b..76209f2386c8 100644
--- a/tools/testing/selftests/bpf/prog_tests/task_fd_query_tp.c
+++ b/tools/testing/selftests/bpf/prog_tests/task_fd_query_tp.c
@@ -68,7 +68,7 @@ static void test_task_fd_query_tp_core(const char *probe_name,
 close_pmu:
 	close(pmu_fd);
 close_prog:
-	error_cnt++;
+	test__fail();
 close_prog_noerr:
 	bpf_object__close(obj);
 }
diff --git a/tools/testing/selftests/bpf/prog_tests/tcp_estats.c b/tools/testing/selftests/bpf/prog_tests/tcp_estats.c
index bb8759d69099..e241e5d7c71f 100644
--- a/tools/testing/selftests/bpf/prog_tests/tcp_estats.c
+++ b/tools/testing/selftests/bpf/prog_tests/tcp_estats.c
@@ -11,7 +11,7 @@ void test_tcp_estats(void)
 	err = bpf_prog_load(file, BPF_PROG_TYPE_TRACEPOINT, &obj, &prog_fd);
 	CHECK(err, "", "err %d errno %d\n", err, errno);
 	if (err) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
diff --git a/tools/testing/selftests/bpf/prog_tests/xdp.c b/tools/testing/selftests/bpf/prog_tests/xdp.c
index a74167289545..7c9f89fa1d02 100644
--- a/tools/testing/selftests/bpf/prog_tests/xdp.c
+++ b/tools/testing/selftests/bpf/prog_tests/xdp.c
@@ -17,7 +17,7 @@ void test_xdp(void)
 
 	err = bpf_prog_load(file, BPF_PROG_TYPE_XDP, &obj, &prog_fd);
 	if (err) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
diff --git a/tools/testing/selftests/bpf/prog_tests/xdp_adjust_tail.c b/tools/testing/selftests/bpf/prog_tests/xdp_adjust_tail.c
index 922aa0a19764..a479a3303c3b 100644
--- a/tools/testing/selftests/bpf/prog_tests/xdp_adjust_tail.c
+++ b/tools/testing/selftests/bpf/prog_tests/xdp_adjust_tail.c
@@ -11,7 +11,7 @@ void test_xdp_adjust_tail(void)
 
 	err = bpf_prog_load(file, BPF_PROG_TYPE_XDP, &obj, &prog_fd);
 	if (err) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
diff --git a/tools/testing/selftests/bpf/prog_tests/xdp_noinline.c b/tools/testing/selftests/bpf/prog_tests/xdp_noinline.c
index 15f7c272edb0..10bef9d5ab81 100644
--- a/tools/testing/selftests/bpf/prog_tests/xdp_noinline.c
+++ b/tools/testing/selftests/bpf/prog_tests/xdp_noinline.c
@@ -32,7 +32,7 @@ void test_xdp_noinline(void)
 
 	err = bpf_prog_load(file, BPF_PROG_TYPE_XDP, &obj, &prog_fd);
 	if (err) {
-		error_cnt++;
+		test__fail();
 		return;
 	}
 
@@ -74,7 +74,7 @@ void test_xdp_noinline(void)
 		pkts += stats[i].pkts;
 	}
 	if (bytes != MAGIC_BYTES * NUM_ITER * 2 || pkts != NUM_ITER * 2) {
-		error_cnt++;
+		test__fail();
 		printf("test_xdp_noinline:FAIL:stats %lld %lld\n",
 		       bytes, pkts);
 	}
diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c
index 1993f2ce0d23..ad90e45768ce 100644
--- a/tools/testing/selftests/bpf/test_progs.c
+++ b/tools/testing/selftests/bpf/test_progs.c
@@ -8,24 +8,6 @@
 
 /* defined in test_progs.h */
 struct test_env env;
-int error_cnt, pass_cnt;
-
-struct prog_test_def {
-	const char *test_name;
-	int test_num;
-	void (*run_test)(void);
-	bool force_log;
-	int pass_cnt;
-	int error_cnt;
-	bool tested;
-
-	const char *subtest_name;
-	int subtest_num;
-
-	/* store counts before subtest started */
-	int old_pass_cnt;
-	int old_error_cnt;
-};
 
 static bool should_run(struct test_selector *sel, int num, const char *name)
 {
@@ -74,14 +56,14 @@ static const char *test_status_string(bool success)
 void test__end_subtest()
 {
 	struct prog_test_def *test = env.test;
-	int sub_error_cnt = error_cnt - test->old_error_cnt;
+	int sub_fail_cnt = test->fail_cnt - test->old_fail_cnt;
 
-	if (sub_error_cnt)
-		env.fail_cnt++;
+	if (sub_fail_cnt)
+		test->fail_cnt++;
 	else
 		env.sub_succ_cnt++;
 
-	dump_test_log(test, sub_error_cnt);
+	dump_test_log(test, sub_fail_cnt);
 
 	fprintf(env.stdout, "#%3d/%-3d %4s %s:%s\n",
 		test->test_num, test->subtest_num,
@@ -111,8 +93,8 @@ bool test__start_subtest(const char *name)
 		return false;
 
 	test->subtest_name = name;
-	env.test->old_pass_cnt = pass_cnt;
-	env.test->old_error_cnt = error_cnt;
+	env.test->old_succ_cnt = env.test->succ_cnt;
+	env.test->old_fail_cnt = env.test->fail_cnt;
 
 	return true;
 }
@@ -126,6 +108,19 @@ void test__skip(void)
 	env.skip_cnt++;
 }
 
+void __test__fail(const char *file, int line)
+{
+	if (env.test->subtest_name)
+		fprintf(stderr, "%s:%s failed at %s:%d, errno=%d\n",
+			env.test->test_name, env.test->subtest_name,
+			file, line, errno);
+	else
+		fprintf(stderr, "%s failed at %s:%d, errno=%d\n",
+			env.test->test_name, file, line, errno);
+
+	env.test->fail_cnt++;
+}
+
 struct ipv4_packet pkt_v4 = {
 	.eth.h_proto = __bpf_constant_htons(ETH_P_IP),
 	.iph.ihl = 5,
@@ -150,7 +145,7 @@ int bpf_find_map(const char *test, struct bpf_object *obj, const char *name)
 	map = bpf_object__find_map_by_name(obj, name);
 	if (!map) {
 		printf("%s:FAIL:map '%s' not found\n", test, name);
-		error_cnt++;
+		test__fail();
 		return -1;
 	}
 	return bpf_map__fd(map);
@@ -509,8 +504,6 @@ int main(int argc, char **argv)
 	stdio_hijack();
 	for (i = 0; i < prog_test_cnt; i++) {
 		struct prog_test_def *test = &prog_test_defs[i];
-		int old_pass_cnt = pass_cnt;
-		int old_error_cnt = error_cnt;
 
 		env.test = test;
 		test->test_num = i + 1;
@@ -525,14 +518,12 @@ int main(int argc, char **argv)
 			test__end_subtest();
 
 		test->tested = true;
-		test->pass_cnt = pass_cnt - old_pass_cnt;
-		test->error_cnt = error_cnt - old_error_cnt;
-		if (test->error_cnt)
+		if (test->fail_cnt)
 			env.fail_cnt++;
 		else
 			env.succ_cnt++;
 
-		dump_test_log(test, test->error_cnt);
+		dump_test_log(test, test->fail_cnt);
 
 		fprintf(env.stdout, "#%3d     %4s %s\n",
 			test->test_num,
@@ -546,5 +537,5 @@ int main(int argc, char **argv)
 	free(env.test_selector.num_set);
 	free(env.subtest_selector.num_set);
 
-	return error_cnt ? EXIT_FAILURE : EXIT_SUCCESS;
+	return env.fail_cnt ? EXIT_FAILURE : EXIT_SUCCESS;
 }
diff --git a/tools/testing/selftests/bpf/test_progs.h b/tools/testing/selftests/bpf/test_progs.h
index 9defd35cb6c0..7b05921784a4 100644
--- a/tools/testing/selftests/bpf/test_progs.h
+++ b/tools/testing/selftests/bpf/test_progs.h
@@ -38,7 +38,23 @@ typedef __u16 __sum16;
 #include "trace_helpers.h"
 #include "flow_dissector_load.h"
 
-struct prog_test_def;
+struct prog_test_def {
+	const char *test_name;
+	int test_num;
+	void (*run_test)(void);
+	bool force_log;
+	bool tested;
+
+	const char *subtest_name;
+	int subtest_num;
+
+	int succ_cnt;
+	int fail_cnt;
+
+	/* store counts before subtest started */
+	int old_succ_cnt;
+	int old_fail_cnt;
+};
 
 struct test_selector {
 	const char *name;
@@ -67,13 +83,13 @@ struct test_env {
 	int skip_cnt; /* skipped tests */
 };
 
-extern int error_cnt;
-extern int pass_cnt;
 extern struct test_env env;
 
 extern void test__force_log();
 extern bool test__start_subtest(const char *name);
 extern void test__skip(void);
+#define test__fail() __test__fail(__FILE__, __LINE__)
+extern void __test__fail(const char *file, int line);
 
 #define MAGIC_BYTES 123
 
@@ -96,11 +112,11 @@ extern struct ipv6_packet pkt_v6;
 #define _CHECK(condition, tag, duration, format...) ({			\
 	int __ret = !!(condition);					\
 	if (__ret) {							\
-		error_cnt++;						\
+		test__fail();						\
 		printf("%s:FAIL:%s ", __func__, tag);			\
 		printf(format);						\
 	} else {							\
-		pass_cnt++;						\
+		env.test->succ_cnt++;					\
 		printf("%s:PASS:%s %d nsec\n",				\
 		       __func__, tag, duration);			\
 	}								\
-- 
2.23.0.rc1.153.gdeed80330f-goog

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