Re: [PATCH v2 2/2] ftrace/selftest: make unresolved cases cause failure if --fail-unresolved set

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On Wed, 19 Feb 2020 20:39:41 +0900
Masami Hiramatsu <mhiramat@xxxxxxxxxx> wrote:

> On Wed, 19 Feb 2020 09:33:30 +0000
> Alan Maguire <alan.maguire@xxxxxxxxxx> wrote:
> 
> > Currently, ftracetest will return 1 (failure) if any unresolved cases
> > are encountered.  The unresolved status results from modules and
> > programs not being available, and as such does not indicate any
> > issues with ftrace itself.  As such, change the behaviour of
> > ftracetest in line with unsupported cases; if unsupported cases
> > happen, ftracetest still returns 0 unless --fail-unsupported.  Here
> > --fail-unresolved is added and the default is to return 0 if
> > unresolved results occur.
> > 
> 
> OK, this looks good to me. One note, with this change, ftracetest doesn't
> fail even if your test environment is not well prepared anymore.
> 
> Acked-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx>

Hi Shuah,
Could you pick this up?

Po-Hsu Lin seemed to face same problem recently. If this applied, it will be solved.

Thank you,

> 
> Thank you,
> 
> > Signed-off-by: Alan Maguire <alan.maguire@xxxxxxxxxx>
> > ---
> >  tools/testing/selftests/ftrace/ftracetest | 8 +++++++-
> >  1 file changed, 7 insertions(+), 1 deletion(-)
> > 
> > diff --git a/tools/testing/selftests/ftrace/ftracetest b/tools/testing/selftests/ftrace/ftracetest
> > index 144308a..19e9236 100755
> > --- a/tools/testing/selftests/ftrace/ftracetest
> > +++ b/tools/testing/selftests/ftrace/ftracetest
> > @@ -17,6 +17,7 @@ echo "		-v|--verbose Increase verbosity of test messages"
> >  echo "		-vv        Alias of -v -v (Show all results in stdout)"
> >  echo "		-vvv       Alias of -v -v -v (Show all commands immediately)"
> >  echo "		--fail-unsupported Treat UNSUPPORTED as a failure"
> > +echo "		--fail-unresolved Treat UNRESOLVED as a failure"
> >  echo "		-d|--debug Debug mode (trace all shell commands)"
> >  echo "		-l|--logdir <dir> Save logs on the <dir>"
> >  echo "		            If <dir> is -, all logs output in console only"
> > @@ -112,6 +113,10 @@ parse_opts() { # opts
> >        UNSUPPORTED_RESULT=1
> >        shift 1
> >      ;;
> > +    --fail-unresolved)
> > +      UNRESOLVED_RESULT=1
> > +      shift 1
> > +    ;;
> >      --logdir|-l)
> >        LOG_DIR=$2
> >        shift 2
> > @@ -176,6 +181,7 @@ KEEP_LOG=0
> >  DEBUG=0
> >  VERBOSE=0
> >  UNSUPPORTED_RESULT=0
> > +UNRESOLVED_RESULT=0
> >  STOP_FAILURE=0
> >  # Parse command-line options
> >  parse_opts $*
> > @@ -280,7 +286,7 @@ eval_result() { # sigval
> >      $UNRESOLVED)
> >        prlog "	[${color_blue}UNRESOLVED${color_reset}]"
> >        UNRESOLVED_CASES="$UNRESOLVED_CASES $CASENO"
> > -      return 1 # this is a kind of bug.. something happened.
> > +      return $UNRESOLVED_RESULT # depends on use case
> >      ;;
> >      $UNTESTED)
> >        prlog "	[${color_blue}UNTESTED${color_reset}]"
> > -- 
> > 1.8.3.1
> > 
> 
> 
> -- 
> Masami Hiramatsu <mhiramat@xxxxxxxxxx>


-- 
Masami Hiramatsu <mhiramat@xxxxxxxxxx>



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