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-rw-r--r--tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c2
-rw-r--r--tools/testing/selftests/bpf/progs/bpf_cubic.c3
2 files changed, 5 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c b/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c
index a53c254c6058..4aabeaa525d4 100644
--- a/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c
+++ b/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c
@@ -185,6 +185,8 @@ static void test_cubic(void)
do_test("bpf_cubic", NULL);
+ ASSERT_EQ(cubic_skel->bss->bpf_cubic_acked_called, 1, "pkts_acked called");
+
bpf_link__destroy(link);
bpf_cubic__destroy(cubic_skel);
}
diff --git a/tools/testing/selftests/bpf/progs/bpf_cubic.c b/tools/testing/selftests/bpf/progs/bpf_cubic.c
index d9660e7200e2..c997e3e3d3fb 100644
--- a/tools/testing/selftests/bpf/progs/bpf_cubic.c
+++ b/tools/testing/selftests/bpf/progs/bpf_cubic.c
@@ -490,6 +490,8 @@ static __always_inline void hystart_update(struct sock *sk, __u32 delay)
}
}
+int bpf_cubic_acked_called = 0;
+
void BPF_STRUCT_OPS(bpf_cubic_acked, struct sock *sk,
const struct ack_sample *sample)
{
@@ -497,6 +499,7 @@ void BPF_STRUCT_OPS(bpf_cubic_acked, struct sock *sk,
struct bictcp *ca = inet_csk_ca(sk);
__u32 delay;
+ bpf_cubic_acked_called = 1;
/* Some calls are for duplicates without timetamps */
if (sample->rtt_us < 0)
return;