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Diffstat (limited to 'tools/testing/selftests/bpf/test_kmods')
-rw-r--r--tools/testing/selftests/bpf/test_kmods/bpf_testmod.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/test_kmods/bpf_testmod.c b/tools/testing/selftests/bpf/test_kmods/bpf_testmod.c
index 297b02372fa6..061356f10093 100644
--- a/tools/testing/selftests/bpf/test_kmods/bpf_testmod.c
+++ b/tools/testing/selftests/bpf/test_kmods/bpf_testmod.c
@@ -470,6 +470,11 @@ noinline void bpf_testmod_stacktrace_test_1(void)
int bpf_testmod_fentry_ok;
+noinline int bpf_testmod_trampoline_count_test(void)
+{
+ return 0;
+}
+
noinline ssize_t
bpf_testmod_test_read(struct file *file, struct kobject *kobj,
const struct bin_attribute *bin_attr,
@@ -548,6 +553,8 @@ bpf_testmod_test_read(struct file *file, struct kobject *kobj,
21, 22, 23, 24, 25, 26) != 231)
goto out;
+ bpf_testmod_trampoline_count_test();
+
bpf_testmod_stacktrace_test_1();
bpf_testmod_fentry_ok = 1;
@@ -1902,6 +1909,16 @@ struct bpf_struct_ops testmod_multi_st_ops = {
extern int bpf_fentry_test1(int a);
+BTF_KFUNCS_START(bpf_testmod_trampoline_count_ids)
+BTF_ID_FLAGS(func, bpf_testmod_trampoline_count_test)
+BTF_KFUNCS_END(bpf_testmod_trampoline_count_ids)
+
+static const struct
+btf_kfunc_id_set bpf_testmod_trampoline_count_fmodret_set = {
+ .owner = THIS_MODULE,
+ .set = &bpf_testmod_trampoline_count_ids,
+};
+
static int bpf_testmod_init(void)
{
const struct btf_id_dtor_kfunc bpf_testmod_dtors[] = {
@@ -1918,6 +1935,7 @@ static int bpf_testmod_init(void)
ret = ret ?: register_btf_kfunc_id_set(BPF_PROG_TYPE_TRACING, &bpf_testmod_kfunc_set);
ret = ret ?: register_btf_kfunc_id_set(BPF_PROG_TYPE_SYSCALL, &bpf_testmod_kfunc_set);
ret = ret ?: register_btf_kfunc_id_set(BPF_PROG_TYPE_STRUCT_OPS, &bpf_testmod_kfunc_set);
+ ret = ret ?: register_btf_fmodret_id_set(&bpf_testmod_trampoline_count_fmodret_set);
ret = ret ?: register_bpf_struct_ops(&bpf_bpf_testmod_ops, bpf_testmod_ops);
ret = ret ?: register_bpf_struct_ops(&bpf_testmod_ops2, bpf_testmod_ops2);
ret = ret ?: register_bpf_struct_ops(&bpf_testmod_ops3, bpf_testmod_ops3);