Re: [PATCH] selftests/ftrace: avoid failure when trying to probe a notrace function

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On Mon, Jul 08, 2019 at 02:56:18PM -0400, Steven Rostedt wrote:
> On Mon,  8 Jul 2019 15:19:33 -0300
> Thadeu Lima de Souza Cascardo <cascardo@xxxxxxxxxxxxx> wrote:
> 
> > Check that the function is on available_filter_functions. If it's not,
> > mark the test as unresolved, instead of failing it.
> > 
> 
> Actually, I sent this out a while ago:
> 
>   http://lkml.kernel.org/r/20190322150923.1b58eca5@xxxxxxxxxxxxxxxxxx
> 
> Does that fix it for you?
> 
> -- Steve

Yes, that fix it for me, let me reply to the original message.

Thanks!
Cascardo.

> 
> 
> > Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@xxxxxxxxxxxxx>
> > ---
> >  tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc
> > index 3fb70e01b1fe..e4dff034da12 100644
> > --- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc
> > +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc
> > @@ -26,6 +26,7 @@ test -d events/kprobes2/event2 || exit_failure
> >  
> >  FUNC=`grep -m 10 " [tT] .*\.isra\..*$" /proc/kallsyms | tail -n 1 | cut -f 3 -d " "`
> >  [ "x" != "x$FUNC" ] || exit_unresolved
> > +grep -n "$FUNC" available_filter_functions || exit_unresolved
> >  echo "p $FUNC" > kprobe_events
> >  EVENT=`grep $FUNC kprobe_events | cut -f 1 -d " " | cut -f 2 -d:`
> >  [ "x" != "x$EVENT" ] || exit_failure
> 



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