[PATCH mptcp-next v9 09/13] Squash to "selftests/bpf: Add bpf_red scheduler & test"

Geliang Tang posted 13 patches 3 weeks, 1 day ago
[PATCH mptcp-next v9 09/13] Squash to "selftests/bpf: Add bpf_red scheduler & test"
Posted by Geliang Tang 3 weeks, 1 day ago
From: Geliang Tang <tanggeliang@kylinos.cn>

Update test_bpf_sched().

Use the newly added bpf_for_each() helper to walk the conn_list.

Signed-off-by: Geliang Tang <tanggeliang@kylinos.cn>
---
 tools/testing/selftests/bpf/prog_tests/mptcp.c    |  2 +-
 tools/testing/selftests/bpf/progs/mptcp_bpf_red.c | 10 ++++------
 2 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/tools/testing/selftests/bpf/prog_tests/mptcp.c b/tools/testing/selftests/bpf/prog_tests/mptcp.c
index 524527306958..e845809cd2a8 100644
--- a/tools/testing/selftests/bpf/prog_tests/mptcp.c
+++ b/tools/testing/selftests/bpf/prog_tests/mptcp.c
@@ -720,7 +720,7 @@ static void test_red(void)
 	if (!ASSERT_OK_PTR(skel, "open_and_load: red"))
 		return;
 
-	test_bpf_sched(skel->obj, "red", WITH_DATA, WITH_DATA);
+	test_bpf_sched(skel->maps.red, "red", WITH_DATA, WITH_DATA);
 	mptcp_bpf_red__destroy(skel);
 }
 
diff --git a/tools/testing/selftests/bpf/progs/mptcp_bpf_red.c b/tools/testing/selftests/bpf/progs/mptcp_bpf_red.c
index cc0aab732fc4..35150771e174 100644
--- a/tools/testing/selftests/bpf/progs/mptcp_bpf_red.c
+++ b/tools/testing/selftests/bpf/progs/mptcp_bpf_red.c
@@ -20,17 +20,15 @@ SEC("struct_ops")
 int BPF_PROG(bpf_red_get_subflow, struct mptcp_sock *msk,
 	     struct mptcp_sched_data *data)
 {
-	for (int i = 0; i < data->subflows && i < MPTCP_SUBFLOWS_MAX; i++) {
-		if (!bpf_mptcp_subflow_ctx_by_pos(data, i))
-			break;
+	struct mptcp_subflow_context *subflow;
 
-		mptcp_subflow_set_scheduled(bpf_mptcp_subflow_ctx_by_pos(data, i), true);
-	}
+	bpf_for_each(mptcp_subflow, subflow, msk)
+		mptcp_subflow_set_scheduled(subflow, true);
 
 	return 0;
 }
 
-SEC(".struct_ops")
+SEC(".struct_ops.link")
 struct mptcp_sched_ops red = {
 	.init		= (void *)mptcp_sched_red_init,
 	.release	= (void *)mptcp_sched_red_release,
-- 
2.45.2