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From: Masami Hiramatsu <mhiramat@kernel.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: linux-kernel@vger.kernel.org, linux-trace-devel@vger.kernel.org,
	Ingo Molnar <mingo@kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	"Tzvetomir Stoyanov" <tz.stoyanov@gmail.com>,
	Tom Zanussi <zanussi@kernel.org>, Shuah Khan <shuah@kernel.org>,
	Shuah Khan <skhan@linuxfoundation.org>,
	linux-kselftest@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH v9 3/6] selftests/ftrace: Fix requirement check of README file
Date: Sat, 21 Aug 2021 10:43:05 +0900	[thread overview]
Message-ID: <20210821104305.5c87c77e482261131a4ac3b8@kernel.org> (raw)
In-Reply-To: <20210820204742.087177341@goodmis.org>

On Fri, 20 Aug 2021 16:46:47 -0400
Steven Rostedt <rostedt@goodmis.org> wrote:

> From: "Steven Rostedt (VMware)" <rostedt@goodmis.org>
> 
> The selftest for ftrace checks some features by checking if the README has
> text that states the feature is supported by that kernel. Unfortunately,
> this check gives false positives because it many not be checked if there's
> spaces in the string to check. This is due to the compare between the
> required variable with the ":README" string stripped, because neither has
> quotes around them.

Oops, good catch!

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

Thank you!

> 
> Cc: Shuah Khan <shuah@kernel.org>
> Cc: Shuah Khan <skhan@linuxfoundation.org>
> Cc: linux-kselftest@vger.kernel.org
> Cc: stable@vger.kernel.org
> Fixes: 1b8eec510ba64 ("selftests/ftrace: Support ":README" suffix for requires")
> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
> ---
>  tools/testing/selftests/ftrace/test.d/functions | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/testing/selftests/ftrace/test.d/functions b/tools/testing/selftests/ftrace/test.d/functions
> index f68d336b961b..000fd05e84b1 100644
> --- a/tools/testing/selftests/ftrace/test.d/functions
> +++ b/tools/testing/selftests/ftrace/test.d/functions
> @@ -137,7 +137,7 @@ check_requires() { # Check required files and tracers
>                  echo "Required tracer $t is not configured."
>                  exit_unsupported
>              fi
> -        elif [ $r != $i ]; then
> +        elif [ "$r" != "$i" ]; then
>              if ! grep -Fq "$r" README ; then
>                  echo "Required feature pattern \"$r\" is not in README."
>                  exit_unsupported
> -- 
> 2.30.2


-- 
Masami Hiramatsu <mhiramat@kernel.org>

  reply	other threads:[~2021-08-21  1:43 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-20 20:46 [PATCH v9 0/6] tracing: Creation of event probe Steven Rostedt
2021-08-20 20:46 ` [PATCH v9 1/6] tracing: Add a probe that attaches to trace events Steven Rostedt
2021-08-20 20:46 ` [PATCH v9 2/6] selftests/ftrace: Add clear_dynamic_events() to test cases Steven Rostedt
2021-08-20 20:46 ` [PATCH v9 3/6] selftests/ftrace: Fix requirement check of README file Steven Rostedt
2021-08-21  1:43   ` Masami Hiramatsu [this message]
2021-08-20 20:46 ` [PATCH v9 4/6] selftests/ftrace: Add test case to test adding and removing of event probe Steven Rostedt
2021-08-21  1:40   ` Masami Hiramatsu
2021-08-20 20:46 ` [PATCH v9 5/6] selftests/ftrace: Add selftest for testing eprobe events on synthetic events Steven Rostedt
2021-08-21  1:38   ` Masami Hiramatsu
2021-08-20 20:46 ` [PATCH v9 6/6] selftests/ftrace: Add selftest for testing duplicate eprobes and kprobes Steven Rostedt
2021-08-21  1:41   ` Masami Hiramatsu
2021-08-21  2:18     ` Steven Rostedt

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