[PATCH v14 bpf-next 09/10] selftests/bpf: Add feature test for FEAT_BTF_LAYOUT

It should return true for the current kernel.

Signed-off-by: Alan Maguire <[email protected]>
---
 .../selftests/bpf/prog_tests/bpf_features.c    | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 tools/testing/selftests/bpf/prog_tests/bpf_features.c

diff --git a/tools/testing/selftests/bpf/prog_tests/bpf_features.c b/tools/testing/selftests/bpf/prog_tests/bpf_features.c
new file mode 100644
index 000000000000..cf20e17624a5
--- /dev/null
+++ b/tools/testing/selftests/bpf/prog_tests/bpf_features.c
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (c) 2026, Oracle and/or its affiliates. */
+#include <test_progs.h>
+#include <linux/btf.h>
+#include <bpf/libbpf_internal.h>
+
+#include "kfree_skb.skel.h"
+
+void test_btf_layout_feature(void)
+{
+	struct kfree_skb *skel = kfree_skb__open_and_load();
+
+	if (ASSERT_OK_PTR(skel, "kfree_skb_skel")) {
+		ASSERT_TRUE(kernel_supports(skel->obj, FEAT_BTF_LAYOUT),
+		    "btf_layout_supported");
+	}
+	kfree_skb__destroy(skel);
+}
-- 
2.39.3