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authorFeng Zhou <zhoufeng.zf@bytedance.com>2023-04-20 11:27:35 +0800
committerAlexei Starovoitov <ast@kernel.org>2023-04-19 21:29:39 -0700
commit5ff54dedf35bfee7a16eb9f8fb7ecadf7d5564cb (patch)
tree5b9bba487042875f0a750a9ee91152a52783ba32 /tools/testing/selftests/bpf/prog_tests/tracing_struct.c
parent2569c7b8726fc06d946a4f999fb1be15b68f3f3c (diff)
downloadlwn-5ff54dedf35bfee7a16eb9f8fb7ecadf7d5564cb.tar.gz
lwn-5ff54dedf35bfee7a16eb9f8fb7ecadf7d5564cb.zip
selftests/bpf: Add test to access integer type of variable array
Add prog test for accessing integer type of variable array in tracing program. In addition, hook load_balance function to access sd->span[0], only to confirm whether the load is successful. Because there is no direct way to trigger load_balance call. Co-developed-by: Chengming Zhou <zhouchengming@bytedance.com> Signed-off-by: Chengming Zhou <zhouchengming@bytedance.com> Signed-off-by: Feng Zhou <zhoufeng.zf@bytedance.com> Link: https://lore.kernel.org/r/20230420032735.27760-3-zhoufeng.zf@bytedance.com Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/tracing_struct.c')
-rw-r--r--tools/testing/selftests/bpf/prog_tests/tracing_struct.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/tracing_struct.c b/tools/testing/selftests/bpf/prog_tests/tracing_struct.c
index 48dc9472e160..1c75a32186d6 100644
--- a/tools/testing/selftests/bpf/prog_tests/tracing_struct.c
+++ b/tools/testing/selftests/bpf/prog_tests/tracing_struct.c
@@ -53,6 +53,8 @@ static void test_fentry(void)
ASSERT_EQ(skel->bss->t5_ret, 1, "t5 ret");
+ ASSERT_EQ(skel->bss->t6, 1, "t6 ret");
+
tracing_struct__detach(skel);
destroy_skel:
tracing_struct__destroy(skel);