Test the fsession when it is used together with fentry, fexit.

Signed-off-by: Menglong Dong <dongml2@chinatelecom.cn>
---
 .../testing/selftests/bpf/progs/fsession_test.c  | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/tools/testing/selftests/bpf/progs/fsession_test.c b/tools/testing/selftests/bpf/progs/fsession_test.c
index 85e89f7219a7..c14dc0ed28e9 100644
--- a/tools/testing/selftests/bpf/progs/fsession_test.c
+++ b/tools/testing/selftests/bpf/progs/fsession_test.c
@@ -180,3 +180,19 @@ int BPF_PROG(test11, int a, int ret)
 	*cookie = 0;
 	return 0;
 }
+
+__u64 test12_result = 0;
+SEC("fexit/bpf_fentry_test1")
+int BPF_PROG(test12, int a, int ret)
+{
+	test12_result = a == 1 && ret == 2;
+	return 0;
+}
+
+__u64 test13_result = 0;
+SEC("fentry/bpf_fentry_test1")
+int BPF_PROG(test13, int a)
+{
+	test13_result = a == 1;
+	return 0;
+}
-- 
2.52.0