linux-kernel - Re: [PATCH 2/2] ftracetest: Add --verbose option for showing echo output

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Date:	Fri, 5 Dec 2014 14:08:43 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
Cc:	Steven Rostedt <rostedt@...dmis.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Theodore Tso <tytso@....edu>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...nel.org>
Subject: Re: [PATCH 2/2] ftracetest: Add --verbose option for showing echo
 output

On Thu, Dec 04, 2014 at 02:41:23PM -0500, Masami Hiramatsu wrote:
> Add --verbose/-v option for showing echo output in testcases.
> This is good for checking the progress of testcases which
> take a longer time to run.
> 
> To implement this feature, all the testcase failures are
> captured in ftracetest and send signal to set SIG_RESULT=FAIL.
> 
> Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
> ---

[SNIP]
> -  # setup PID and PPID, $$ is not updated.
> -  (cd $TRACING_DIR; read PID _ < /proc/self/stat ;
> -   set -e; set -x; . $1) >> $testlog 2>&1
> -  eval_result $? $SIG_RESULT
> +  if [ $VERBOSE -ne 0 ]; then
> +    __run_test $1 2>> $testlog | tee -a $testlog

Shouldn't it be

       __run_test $1 2>&1 | tee -a $testlog

?

Thanks,
Namhyung


> +  else
> +    __run_test $1 >> $testlog 2>&1
> +  fi
> +  eval_result $SIG_RESULT
>    if [ $? -eq 0 ]; then
>      # Remove test log if the test was done as it was expected.
>      [ $KEEP_LOG -eq 0 ] && rm $testlog
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