On Wed, 16 May 2018 17:32:14 +0200
Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx> wrote:
> On 2018-05-16 09:36:45 [-0400], Steven Rostedt wrote:
> > diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c
> > index 9dac8bae4f34..4745ed588607 100644
> > --- a/kernel/trace/trace_events_hist.c
> > +++ b/kernel/trace/trace_events_hist.c
> > @@ -4916,6 +4916,16 @@ static void hist_field_print(struct seq_file *m, struct hist_field *hist_field)
> > seq_printf(m, "%s", field_name);
> > } else if (hist_field->flags & HIST_FIELD_FL_TIMESTAMP)
> > seq_puts(m, "common_timestamp");
> > +
> > + if (hist_field->flags) {
> > + if (!(hist_field->flags & HIST_FIELD_FL_VAR_REF) &&
> > + !(hist_field->flags & HIST_FIELD_FL_EXPR)) {
> > + const char *flags = get_hist_field_flags(hist_field);
> > +
> > + if (flags)
> > + seq_printf(m, ".%s", flags);
> > + }
> > + }
> > }
> >
> > static int event_hist_trigger_print(struct seq_file *m,
>
> For v4.16 I needed commit 0ae7961e75c3 ("tracing: Fix display of hist
> trigger expressions containing timestamps") in order to get this one
Yes, I assumed you had it as you pulled it into 4.14-rt. I was just
looking at what 4.14-rt has. Anything you added there you should add to
4.16-rt as well.
> cleanly applied. Comparing with -rc3 it looks like commit 5e4cf2bf6d1c
> ("tracing: Fix a potential NULL dereference") would be great addition.
Good catch, yeah, I should pull that in too.
>
> Safe to take them, right?
Yep.
-- Steve
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