On Fri, Dec 08, 2023 at 11:29:40AM +0100, Peter Zijlstra wrote: > The only problem I now have is the one XXX, I'm not entirely sure what > signature to use there. > @@ -119,6 +119,7 @@ int bpf_struct_ops_test_run(struct bpf_p > op_idx = prog->expected_attach_type; > err = bpf_struct_ops_prepare_trampoline(tlinks, link, > &st_ops->func_models[op_idx], > + /* XXX */ NULL, > image, image + PAGE_SIZE); > if (err < 0) > goto out; Duh, that should ofcourse be something of dummy_ops_test_ret_fn type. Let me go fix that.