linux-kernel - Re: [PATCH v2] selftests/resctrl: Change a few printed messages

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Date:   Wed, 7 Apr 2021 16:46:38 -0600
From:   Shuah Khan <skhan@...uxfoundation.org>
To:     Fenghua Yu <fenghua.yu@...el.com>, Shuah Khan <shuah@...nel.org>,
        Ravi V Shankar <ravi.v.shankar@...el.com>
Cc:     linux-kselftest <linux-kselftest@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Shuah Khan <skhan@...uxfoundation.org>
Subject: Re: [PATCH v2] selftests/resctrl: Change a few printed messages

On 4/7/21 1:57 PM, Fenghua Yu wrote:
> Change a few printed messages to report test progress more clearly.
> 
> Add a missing "\n" at the end of one printed message.
> 
> Suggested-by: Shuah Khan <shuah@...nel.org>
> Signed-off-by: Fenghua Yu <fenghua.yu@...el.com>
> ---
> Change log:
> v2:
> - Add "Pass:" and "Fail:" sub-strings back (Shuah).
> 
> This is a follow-up patch of recent resctrl selftest patches and can be
> applied cleanly to:
> git git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git
> branch next.
> 
>   tools/testing/selftests/resctrl/cache.c     | 2 +-
>   tools/testing/selftests/resctrl/mba_test.c  | 6 +++---
>   tools/testing/selftests/resctrl/mbm_test.c  | 2 +-
>   tools/testing/selftests/resctrl/resctrlfs.c | 4 ++--
>   4 files changed, 7 insertions(+), 7 deletions(-)
> 
> diff --git a/tools/testing/selftests/resctrl/cache.c b/tools/testing/selftests/resctrl/cache.c
> index 362e3a418caa..68ff856d36f0 100644
> --- a/tools/testing/selftests/resctrl/cache.c
> +++ b/tools/testing/selftests/resctrl/cache.c
> @@ -301,7 +301,7 @@ int show_cache_info(unsigned long sum_llc_val, int no_of_bits,
>   	ret = platform && abs((int)diff_percent) > max_diff_percent &&
>   	      (cmt ? (abs(avg_diff) > max_diff) : true);
>   
> -	ksft_print_msg("%s cache miss rate within %d%%\n",
> +	ksft_print_msg("%s Check cache miss rate within %d%%\n",
>   		       ret ? "Fail:" : "Pass:", max_diff_percent);
>   
>   	ksft_print_msg("Percent diff=%d\n", abs((int)diff_percent));
> diff --git a/tools/testing/selftests/resctrl/mba_test.c b/tools/testing/selftests/resctrl/mba_test.c
> index 26f12ad4c663..1a1bdb6180cf 100644
> --- a/tools/testing/selftests/resctrl/mba_test.c
> +++ b/tools/testing/selftests/resctrl/mba_test.c
> @@ -80,7 +80,7 @@ static void show_mba_info(unsigned long *bw_imc, unsigned long *bw_resc)
>   		avg_diff = (float)labs(avg_bw_resc - avg_bw_imc) / avg_bw_imc;
>   		avg_diff_per = (int)(avg_diff * 100);
>   
> -		ksft_print_msg("%s MBA: diff within %d%% for schemata %u\n",
> +		ksft_print_msg("%s Check MBA diff within %d%% for schemata %u\n",
>   			       avg_diff_per > MAX_DIFF_PERCENT ?
>   			       "Fail:" : "Pass:",
>   			       MAX_DIFF_PERCENT,
> @@ -93,10 +93,10 @@ static void show_mba_info(unsigned long *bw_imc, unsigned long *bw_resc)
>   			failed = true;
>   	}
>   
> -	ksft_print_msg("%s schemata change using MBA\n",
> +	ksft_print_msg("%s Check schemata change using MBA\n",
>   		       failed ? "Fail:" : "Pass:");
>   	if (failed)
> -		ksft_print_msg("At least one test failed");
> +		ksft_print_msg("At least one test failed\n");
>   }
>   
>   static int check_results(void)
> diff --git a/tools/testing/selftests/resctrl/mbm_test.c b/tools/testing/selftests/resctrl/mbm_test.c
> index 02b1ed03f1e5..8392e5c55ed0 100644
> --- a/tools/testing/selftests/resctrl/mbm_test.c
> +++ b/tools/testing/selftests/resctrl/mbm_test.c
> @@ -37,7 +37,7 @@ show_bw_info(unsigned long *bw_imc, unsigned long *bw_resc, int span)
>   	avg_diff_per = (int)(avg_diff * 100);
>   
>   	ret = avg_diff_per > MAX_DIFF_PERCENT;
> -	ksft_print_msg("%s MBM: diff within %d%%\n",
> +	ksft_print_msg("%s Check MBM diff within %d%%\n",
>   		       ret ? "Fail:" : "Pass:", MAX_DIFF_PERCENT);
>   	ksft_print_msg("avg_diff_per: %d%%\n", avg_diff_per);
>   	ksft_print_msg("Span (MB): %d\n", span);
> diff --git a/tools/testing/selftests/resctrl/resctrlfs.c b/tools/testing/selftests/resctrl/resctrlfs.c
> index ade5f2b8b843..5f5a166ade60 100644
> --- a/tools/testing/selftests/resctrl/resctrlfs.c
> +++ b/tools/testing/selftests/resctrl/resctrlfs.c
> @@ -570,14 +570,14 @@ bool check_resctrlfs_support(void)
>   
>   	fclose(inf);
>   
> -	ksft_print_msg("%s kernel supports resctrl filesystem\n",
> +	ksft_print_msg("%s Check kernel supports resctrl filesystem\n",
>   		       ret ? "Pass:" : "Fail:");
>   
>   	if (!ret)
>   		return ret;
>   
>   	dp = opendir(RESCTRL_PATH);
> -	ksft_print_msg("%s resctrl mountpoint \"%s\" exists\n",
> +	ksft_print_msg("%s Check resctrl mountpoint \"%s\" exists\n",
>   		       dp ? "Pass:" : "Fail:", RESCTRL_PATH);
>   	if (dp)
>   		closedir(dp);
> 

Thank you. Applied to linux-kseftest next branch for 5.13-rc1

thanks,
-- Shuah