> > I think we need something like this:
> >
> > list_for_each_entry(pos, >probes, list) {
> > orig = container_of(pos, struct trace_kprobe, tp);
> > if (strcmp(trace_kprobe_symbol(orig),
> >trace_kprobe_symbol(comp)) ||
> >
On Mon, 23 Sep 2019 16:12:53 +0530
Srikar Dronamraju wrote:
> Hey Masami, Steven
>
> >
> > +static bool trace_kprobe_has_same_kprobe(struct trace_kprobe *orig,
> > +struct trace_kprobe *comp)
> > +{
> > + struct trace_probe_event *tpe = orig->tp.event;
>
Hey Masami, Steven
>
> +static bool trace_kprobe_has_same_kprobe(struct trace_kprobe *orig,
> + struct trace_kprobe *comp)
> +{
> + struct trace_probe_event *tpe = orig->tp.event;
> + struct trace_probe *pos;
> + int i;
> +
> +
From: Masami Hiramatsu
Reject exactly same probe events as existing probes.
Multiprobe allows user to define multiple probes on same
event. If user appends a probe which exactly same definition
(same probe address and same arguments) on existing event,
the event will record same probe
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