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SubjectRe: [PATCH] selftests/ftrace: avoid failure when trying to probe a notrace function
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@canonical.com> 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@gandalf.local.home
>
> 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@canonical.com>
> > ---
> > 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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