On Wed, 28 Mar 2018 11:03:24 -0700 Alexei Starovoitov <a...@fb.com> wrote:
> I can live with this overhead if Mathieu insists, > but I prefer to keep it in 'struct tracepoint'. > > Thoughts? I'm fine with keeping it as is. We could probably use it for future enhancements in perf and ftrace. Perhaps, we should just add a: #ifdef CONFIG_BPF_EVENTS Around the use cases of num_args. -- Steve