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Date:   Sat, 23 Mar 2019 08:17:21 -0500
From:   Tom Zanussi <zanussi@...nel.org>
To:     Masami Hiramatsu <mhiramat@...nel.org>
Cc:     rostedt@...dmis.org, tglx@...utronix.de, namhyung@...nel.org,
        bigeasy@...utronix.de, joel@...lfernandes.org,
        linux-kernel@...r.kernel.org, linux-rt-users@...r.kernel.org
Subject: Re: [PATCH v4 08/11] selftests/ftrace: Add tracing/error_log
 testcase

Hi Masami,

On Sat, 2019-03-23 at 21:08 +0900, Masami Hiramatsu wrote:
> On Fri, 22 Mar 2019 10:34:34 -0500
> Tom Zanussi <zanussi@...nel.org> wrote:
> 
> > From: Tom Zanussi <tom.zanussi@...ux.intel.com>
> > 
> > Add a testcase verifying basic tracing/error_log functionality.
> 
> Would you be OK that you don't test all error cases with
> error position?
> 

Good point - I'll add checks for error position in my testcases too.

Thanks,

Tom

> Thank you,
> 
> > 
> > Signed-off-by: Tom Zanussi <tom.zanussi@...ux.intel.com>
> > ---
> >  .../ftrace/test.d/ftrace/tracing-error-log.tc      | 23
> > ++++++++++++++++++++++
> >  1 file changed, 23 insertions(+)
> >  create mode 100644
> > tools/testing/selftests/ftrace/test.d/ftrace/tracing-error-log.tc
> > 
> > diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/tracing-
> > error-log.tc
> > b/tools/testing/selftests/ftrace/test.d/ftrace/tracing-error-log.tc
> > new file mode 100644
> > index 000000000000..601ffebfbb9f
> > --- /dev/null
> > +++ b/tools/testing/selftests/ftrace/test.d/ftrace/tracing-error-
> > log.tc
> > @@ -0,0 +1,23 @@
> > +#!/bin/sh
> > +# SPDX-License-Identifier: GPL-2.0
> > +# description: ftrace - test tracing error log support
> > +
> > +fail() { #msg
> > +    echo $1
> > +    exit_fail
> > +}
> > +
> > +# event tracing is currently the only ftrace tracer that uses the
> > +# tracing error_log, hence this check
> > +if [ ! -f set_event ]; then
> > +    echo "event tracing is not supported"
> > +    exit_unsupported
> > +fi
> > +
> > +echo "Test tracing error log support"
> > +! echo "((sig >= 10 && sig < 15) || dsig == 17) && comm != bash" >
> > events/signal/signal_generate/filter 2> /dev/null
> > +if ! grep "error:" error_log; then
> > +    fail "Failed to generate tracing error log error"
> > +fi
> > +
> > +exit 0
> > -- 
> > 2.14.1
> > 
> 
> 

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