On 11/6/23 12:12 PM, thinker.li@xxxxxxxxx wrote:
From: Kui-Feng Lee <thinker.li@xxxxxxxxx>
Create a new struct_ops type called bpf_testmod_ops within the bpf_testmod
module. When a struct_ops object is registered, the bpf_testmod module will
invoke test_2 from the module.
Signed-off-by: Kui-Feng Lee <thinker.li@xxxxxxxxx>
---
.../selftests/bpf/bpf_testmod/bpf_testmod.c | 59 +++++++
.../selftests/bpf/bpf_testmod/bpf_testmod.h | 5 +
.../bpf/prog_tests/test_struct_ops_module.c | 144 ++++++++++++++++++
.../selftests/bpf/progs/struct_ops_module.c | 30 ++++
.../testing/selftests/bpf/progs/testmod_btf.c | 26 ++++
5 files changed, 264 insertions(+)
create mode 100644 tools/testing/selftests/bpf/prog_tests/test_struct_ops_module.c
create mode 100644 tools/testing/selftests/bpf/progs/struct_ops_module.c
create mode 100644 tools/testing/selftests/bpf/progs/testmod_btf.c
diff --git a/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c b/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c
index a5e246f7b202..418e10311c33 100644
--- a/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c
+++ b/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c
@@ -1,5 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2020 Facebook */
+#include <linux/bpf.h>
#include <linux/btf.h>
#include <linux/btf_ids.h>
#include <linux/error-injection.h>
@@ -522,11 +523,66 @@ BTF_ID_FLAGS(func, bpf_kfunc_call_test_static_unused_arg)
BTF_ID_FLAGS(func, bpf_kfunc_call_test_offset)
BTF_SET8_END(bpf_testmod_check_kfunc_ids)
+#ifdef CONFIG_DEBUG_INFO_BTF_MODULES
I don't think it is needed. It should have been enabled (directly/indirectly) by
the selftests/bpf/config already.
[ ... ]
