linux-kernel - Re: [PATCH] selftests/ftrace: Test toplevel-enable for instance

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Message-ID: <20251218183040.0f652a64@gandalf.local.home>
Date: Thu, 18 Dec 2025 18:30:40 -0500
From: Steven Rostedt <rostedt@...dmis.org>
To: Zheng Yejian <zhengyejian1@...wei.com>
Cc: <mhiramat@...nel.org>, <shuah@...nel.org>,
 <linux-kernel@...r.kernel.org>, <linux-trace-kernel@...r.kernel.org>,
 <linux-kselftest@...r.kernel.org>, Shuah Khan <skhan@...uxfoundation.org>
Subject: Re: [PATCH] selftests/ftrace: Test toplevel-enable for instance

On Thu, 7 Sep 2023 21:40:20 -0400
Steven Rostedt <rostedt@...dmis.org> wrote:

> On Mon, 10 Jul 2023 17:54:36 -0400
> Steven Rostedt <rostedt@...dmis.org> wrote:
> 
> > Hi Shuah,
> > 
> > I think this dropped through the cracks. Can you take this through your
> > tree?  
> 
> ping?

Found another one that never got applied.

-- Steve

> 
> 
> > 
> > -- Steve
> > 
> > On Fri, 9 Jun 2023 17:46:26 -0400
> > Steven Rostedt <rostedt@...dmis.org> wrote:
> >   
> > > On Wed, 10 May 2023 04:36:59 +0800
> > > Zheng Yejian <zhengyejian1@...wei.com> wrote:
> > >     
> > > > 'available_events' is actually not required by
> > > > 'test.d/event/toplevel-enable.tc' and its Existence has been tested in
> > > > 'test.d/00basic/basic4.tc'.
> > > > 
> > > > So the require of 'available_events' can be dropped and then we can add
> > > > 'instance' flag to test 'test.d/event/toplevel-enable.tc' for instance.
> > > > 
> > > > Test result show as below:
> > > >  # ./ftracetest test.d/event/toplevel-enable.tc
> > > >  === Ftrace unit tests ===
> > > >  [1] event tracing - enable/disable with top level files [PASS]
> > > >  [2] (instance)  event tracing - enable/disable with top level files [PASS]
> > > > 
> > > >  # of passed:  2
> > > >  # of failed:  0
> > > >  # of unresolved:  0
> > > >  # of untested:  0
> > > >  # of unsupported:  0
> > > >  # of xfailed:  0
> > > >  # of undefined(test bug):  0
> > > > 
> > > > Signed-off-by: Zheng Yejian <zhengyejian1@...wei.com>      
> > > 
> > > Acked-by: Steven Rostedt (Google) <rostedt@...dmis.org>
> > > 
> > > -- Steve
> > >     
> > > > ---
> > > >  tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc | 3 ++-
> > > >  1 file changed, 2 insertions(+), 1 deletion(-)
> > > > 
> > > > diff --git a/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc b/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc
> > > > index 93c10ea42a68..8b8e1aea985b 100644
> > > > --- a/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc
> > > > +++ b/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc
> > > > @@ -1,7 +1,8 @@
> > > >  #!/bin/sh
> > > >  # SPDX-License-Identifier: GPL-2.0
> > > >  # description: event tracing - enable/disable with top level files
> > > > -# requires: available_events set_event events/enable
> > > > +# requires: set_event events/enable
> > > > +# flags: instance
> > > >  
> > > >  do_reset() {
> > > >      echo > set_event