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Date:   Wed, 1 Nov 2017 15:18:41 -0600
From:   Shuah Khan <shuah@...nel.org>
To:     Masami Hiramatsu <mhiramat@...nel.org>,
        Steven Rostedt <rostedt@...dmis.org>
Cc:     linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
        Tom Zanussi <tom.zanussi@...ux.intel.com>,
        Rajvi Jingar <rajvi.jingar@...el.com>,
        Shuah Khan <shuahkh@....samsung.com>,
        Shuah Khan <shuah@...nel.org>
Subject: Re: [PATCH] selftests/ftrace: Introduce exit_pass and exit_fail

On 10/31/2017 10:23 PM, Masami Hiramatsu wrote:
> On Tue, 31 Oct 2017 17:44:32 -0400
> Steven Rostedt <rostedt@...dmis.org> wrote:
> 
>> On Tue, 31 Oct 2017 23:51:42 +0900
>> Masami Hiramatsu <mhiramat@...nel.org> wrote:
>>
>>> diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc b/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc
>>> index 74507db8bbc8..b8701fa0b8f2 100644
>>> --- a/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc
>>> +++ b/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc
>>> @@ -8,7 +8,7 @@ echo > kprobe_events
>>>  echo p:myevent _do_fork > kprobe_events
>>>  test -d events/kprobes/myevent
>>>  echo 1 > events/kprobes/myevent/enable
>>> -echo > kprobe_events && exit 1 # this must fail
>>> +echo > kprobe_events && exit_fail
>>
>> Should we keep the comment about "this must fail", otherwise it may
>> look like a mistake. Echoing in kprobe_events returns failure here?
> 
> Ah, good catch! I misread the comment is for "exit 1"...
> 
> Thank you,
> 
>>
>> -- Steve
>>
>>
>>>  echo 0 > events/kprobes/myevent/enable
>>>  echo > kprobe_events # this must succeed
>>>  clear_trace
> 
> 

Hi Masami,

Thanks Steve for the catch. I will wait for v2 then.

thanks,
-- Shuah

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