On Thu, 26 Jun 2025 11:35:20 -0400 Steven Rostedt <rost...@goodmis.org> wrote:
> > @@ -2710,8 +2705,6 @@ void trace_buffered_event_enable(void)
> >
> > static void enable_trace_buffered_event(void *data)
> > {
> > - /* Probably not needed, but do it anyway */
> > - smp_rmb();
>
> As the comment says, this one actually isn't needed, and yes, it can be
> removed.
One reason this isn't needed is because it's called via on_each_cpu() which
will trigger its own barriers.
-- Steve
