linux-kernel - Re: [PATCH v15 15/15] tracing: Add hist trigger action 'expected fail' test case

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Message-Id: <20190216000814.c76e09f4b7597e6892326524@kernel.org>
Date:   Sat, 16 Feb 2019 00:08:14 +0900
From:   Masami Hiramatsu <mhiramat@...nel.org>
To:     Tom Zanussi <zanussi@...nel.org>
Cc:     rostedt@...dmis.org, tglx@...utronix.de, mhiramat@...nel.org,
        namhyung@...nel.org, vedang.patel@...el.com, bigeasy@...utronix.de,
        joel@...lfernandes.org, mathieu.desnoyers@...icios.com,
        julia@...com, linux-kernel@...r.kernel.org,
        linux-rt-users@...r.kernel.org
Subject: Re: [PATCH v15 15/15] tracing: Add hist trigger action 'expected
 fail' test case

Hi Tom,

On Wed, 13 Feb 2019 17:42:55 -0600
Tom Zanussi <zanussi@...nel.org> wrote:

> From: Tom Zanussi <tom.zanussi@...ux.intel.com>
> 
> Add a test case verifying that basic action combinations fail as
> expected.
> 
> Signed-off-by: Tom Zanussi <tom.zanussi@...ux.intel.com>

This looks good to me.

Acked-by: Masami Hiramatsu <mhiramat@...nel.org>

Thank you!

> ---
>  .../inter-event/trigger-action-hist-xfail.tc       | 30 ++++++++++++++++++++++
>  1 file changed, 30 insertions(+)
>  create mode 100644 tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-action-hist-xfail.tc
> 
> diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-action-hist-xfail.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-action-hist-xfail.tc
> new file mode 100644
> index 000000000000..1221240f8cf6
> --- /dev/null
> +++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-action-hist-xfail.tc
> @@ -0,0 +1,30 @@
> +#!/bin/sh
> +# SPDX-License-Identifier: GPL-2.0
> +# description: event trigger - test inter-event histogram trigger expected fail actions
> +
> +fail() { #msg
> +    echo $1
> +    exit_fail
> +}
> +
> +if [ ! -f set_event ]; then
> +    echo "event tracing is not supported"
> +    exit_unsupported
> +fi
> +
> +if [ ! -f snapshot ]; then
> +    echo "snapshot is not supported"
> +    exit_unsupported
> +fi
> +
> +grep -q "snapshot()" README || exit_unsupported # version issue
> +
> +echo "Test expected snapshot action failure"
> +
> +echo 'hist:keys=comm:onmatch(sched.sched_wakeup).snapshot()' >> /sys/kernel/debug/tracing/events/sched/sched_waking/trigger && exit_fail
> +
> +echo "Test expected save action failure"
> +
> +echo 'hist:keys=comm:onmatch(sched.sched_wakeup).save(comm,prio)' >> /sys/kernel/debug/tracing/events/sched/sched_waking/trigger && exit_fail
> +
> +exit_xfail
> -- 
> 2.14.1
> 


-- 
Masami Hiramatsu <mhiramat@...nel.org>