netdev - [PATCH v2 bpf-next 1/2] selftests/bpf: validate skeleton gen handles skipped fields

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Date:   Thu, 13 May 2021 16:36:42 -0700
From:   Andrii Nakryiko <andrii@...nel.org>
To:     <bpf@...r.kernel.org>, <netdev@...r.kernel.org>, <ast@...com>,
        <daniel@...earbox.net>
CC:     <andrii@...nel.org>, <kernel-team@...com>
Subject: [PATCH v2 bpf-next 1/2] selftests/bpf: validate skeleton gen handles skipped fields

Adjust static_linked selftests to test a mix of global and static variables
and their handling of bpftool's skeleton generation code.

Signed-off-by: Andrii Nakryiko <andrii@...nel.org>
---
 tools/testing/selftests/bpf/prog_tests/static_linked.c  | 4 ++--
 tools/testing/selftests/bpf/progs/linked_maps1.c        | 2 +-
 tools/testing/selftests/bpf/progs/test_static_linked1.c | 2 +-
 tools/testing/selftests/bpf/progs/test_static_linked2.c | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/tools/testing/selftests/bpf/prog_tests/static_linked.c b/tools/testing/selftests/bpf/prog_tests/static_linked.c
index ab6acbaf9d8c..5c4e3014e063 100644
--- a/tools/testing/selftests/bpf/prog_tests/static_linked.c
+++ b/tools/testing/selftests/bpf/prog_tests/static_linked.c
@@ -27,8 +27,8 @@ void test_static_linked(void)
 	/* trigger */
 	usleep(1);
 
-	ASSERT_EQ(skel->bss->var1, 1 * 2 + 2 + 3, "var1");
-	ASSERT_EQ(skel->bss->var2, 4 * 3 + 5 + 6, "var2");
+	ASSERT_EQ(skel->data->var1, 1 * 2 + 2 + 3, "var1");
+	ASSERT_EQ(skel->data->var2, 4 * 3 + 5 + 6, "var2");
 
 cleanup:
 	test_static_linked__destroy(skel);
diff --git a/tools/testing/selftests/bpf/progs/linked_maps1.c b/tools/testing/selftests/bpf/progs/linked_maps1.c
index 52291515cc72..00bf1ca95986 100644
--- a/tools/testing/selftests/bpf/progs/linked_maps1.c
+++ b/tools/testing/selftests/bpf/progs/linked_maps1.c
@@ -75,7 +75,7 @@ int BPF_PROG(handler_exit1)
 	val = bpf_map_lookup_elem(&map_weak, &key);
 	if (val)
 		output_weak1 = *val;
-	
+
 	return 0;
 }
 
diff --git a/tools/testing/selftests/bpf/progs/test_static_linked1.c b/tools/testing/selftests/bpf/progs/test_static_linked1.c
index cae304045d9c..4f0b612e1661 100644
--- a/tools/testing/selftests/bpf/progs/test_static_linked1.c
+++ b/tools/testing/selftests/bpf/progs/test_static_linked1.c
@@ -7,7 +7,7 @@
 /* 8-byte aligned .data */
 static volatile long static_var1 = 2;
 static volatile int static_var2 = 3;
-int var1 = 0;
+int var1 = -1;
 /* 4-byte aligned .rodata */
 const volatile int rovar1;
 
diff --git a/tools/testing/selftests/bpf/progs/test_static_linked2.c b/tools/testing/selftests/bpf/progs/test_static_linked2.c
index c54c4e865ed8..766ebd502a60 100644
--- a/tools/testing/selftests/bpf/progs/test_static_linked2.c
+++ b/tools/testing/selftests/bpf/progs/test_static_linked2.c
@@ -7,7 +7,7 @@
 /* 4-byte aligned .data */
 static volatile int static_var1 = 5;
 static volatile int static_var2 = 6;
-int var2 = 0;
+int var2 = -1;
 /* 8-byte aligned .rodata */
 const volatile long rovar2;
 
-- 
2.30.2