Re: [PATCH bpf v1 1/2] bpf: Fix grace period wait for tracepoint bpf_link

Steven Rostedt
2026-03-30T16:09:25Z

On Mon, 30 Mar 2026 17:27:18 +0200
Kumar Kartikeya Dwivedi <memxor@gmail.com> wrote:

> This is reasonable, though a slight hiccup is that we don't want both
> RCU tasks trace and SRCU grace period waits here, which a generic
> unregister API would try to do like tracepoint_synchronize_unregister().
>
> I don't think we can generically chain grace periods on our own at
> all. So can we make a non_faultable variant for it, for clarity? The
> existing name would be too long though; how about
> call_tracepoint_unregister_non_faultable()?

That sounds fine to me.

-- Steve