linux-kernel - Re: [PATCH v1 0/2] perf test: Output sub testing result in cs-etm

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Date:   Thu, 18 Feb 2021 16:30:52 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Leo Yan <leo.yan@...aro.org>
Cc:     Mathieu Poirier <mathieu.poirier@...aro.org>,
        Suzuki Poulouse <suzuki.poulose@....com>,
        Mike Leach <mike.leach@...aro.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        Basil Eljuse <Basil.Eljuse@....com>,
        Naresh Kamboju <naresh.kamboju@...aro.org>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 0/2] perf test: Output sub testing result in cs-etm

Em Mon, Feb 15, 2021 at 07:59:42PM +0800, Leo Yan escreveu:
> The "perf test" can be integrated into testing framework, e.g. Linux
> kernel functional testing (LKFT) [1].  We are not satisfied with only
> outputting the summarized result for Arm CoreSight testing but lacking
> more detailed result for sub testing.
> 
> This patch set is to output sub testing result in cs-etm.  Thus the
> testing framework can extract the detailed info and generates reports
> for which sub cases causes failure.
> 
> This patch set is cleanly applied on perf/core branch with:
> 
>   commit 6db59d357e8e ("perf arm64/s390: Fix printf conversion specifier for IP addresses")
> 
> After applied the patches, which is tested on Arm Juno-r2 board with
> option '-v', the output result is shown in below; the introduced sub
> testing result has the format like:

Thanks, applied.

- Arnaldo

 
>   "CoreSight path testing (CPU0 -> tmc_etf0): PASS".
> 
> 
>   # perf test 73 -v
>   73: Check Arm CoreSight trace data recording and synthesized samples:
>   --- start ---
>   test child forked, pid 17423
>   Recording trace (only user mode) with path: CPU0 => tmc_etf0
>   Looking at perf.data file for dumping branch samples:       
>   Looking at perf.data file for reporting branch samples:
>   Looking at perf.data file for instruction samples:     
>   CoreSight path testing (CPU0 -> tmc_etf0): PASS   
>   Recording trace (only user mode) with path: CPU0 => tmc_etr0
>   Looking at perf.data file for dumping branch samples:       
>   Looking at perf.data file for reporting branch samples:
>   Looking at perf.data file for instruction samples:     
>   CoreSight path testing (CPU0 -> tmc_etr0): PASS   
>   Recording trace (only user mode) with path: CPU1 => tmc_etf0
>   Looking at perf.data file for dumping branch samples:       
>   Looking at perf.data file for reporting branch samples:
>   Looking at perf.data file for instruction samples:     
>   CoreSight path testing (CPU1 -> tmc_etf0): PASS   
>   Recording trace (only user mode) with path: CPU1 => tmc_etr0
>   Looking at perf.data file for dumping branch samples:
>   Looking at perf.data file for reporting branch samples:
>   Looking at perf.data file for instruction samples:     
>   CoreSight path testing (CPU1 -> tmc_etr0): PASS   
>   Recording trace (only user mode) with path: CPU2 => tmc_etf0
>   Looking at perf.data file for dumping branch samples:
>   Looking at perf.data file for reporting branch samples:
>   Looking at perf.data file for instruction samples:     
>   CoreSight path testing (CPU2 -> tmc_etf0): PASS   
>   Recording trace (only user mode) with path: CPU2 => tmc_etr0
>   Looking at perf.data file for dumping branch samples:
>   Looking at perf.data file for reporting branch samples:
>   Looking at perf.data file for instruction samples:                  
>   CoreSight path testing (CPU2 -> tmc_etr0): PASS        
>   Recording trace (only user mode) with path: CPU3 => tmc_etf0
>   Looking at perf.data file for dumping branch samples:
>   Looking at perf.data file for reporting branch samples:
>   Looking at perf.data file for instruction samples:
>   CoreSight path testing (CPU3 -> tmc_etf0): PASS
>   Recording trace (only user mode) with path: CPU3 => tmc_etr0
>   Looking at perf.data file for dumping branch samples:
>   Looking at perf.data file for reporting branch samples:
>   Looking at perf.data file for instruction samples:
>   CoreSight path testing (CPU3 -> tmc_etr0): PASS
>   Recording trace (only user mode) with path: CPU4 => tmc_etf0
>   Looking at perf.data file for dumping branch samples:
>   Looking at perf.data file for reporting branch samples:
>   Looking at perf.data file for instruction samples:
>   CoreSight path testing (CPU4 -> tmc_etf0): PASS
>   Recording trace (only user mode) with path: CPU4 => tmc_etr0
>   Looking at perf.data file for dumping branch samples:
>   Looking at perf.data file for reporting branch samples:
>   Looking at perf.data file for instruction samples:
>   CoreSight path testing (CPU4 -> tmc_etr0): PASS
>   Recording trace (only user mode) with path: CPU5 => tmc_etf0
>   Looking at perf.data file for dumping branch samples:
>   Looking at perf.data file for reporting branch samples:
>   Looking at perf.data file for instruction samples:
>   CoreSight path testing (CPU5 -> tmc_etf0): PASS
>   Recording trace (only user mode) with path: CPU5 => tmc_etr0
>   Looking at perf.data file for dumping branch samples:
>   Looking at perf.data file for reporting branch samples:
>   Looking at perf.data file for instruction samples:
>   CoreSight path testing (CPU5 -> tmc_etr0): PASS
>   Recording trace with system wide mode
>   Looking at perf.data file for dumping branch samples:
>   Looking at perf.data file for reporting branch samples:
>   Looking at perf.data file for instruction samples:
>   CoreSight system wide testing: PASS
>   Recording trace with snapshot mode
>   Looking at perf.data file for dumping branch samples:
>   Looking at perf.data file for reporting branch samples:
>   Looking at perf.data file for instruction samples:
>   CoreSight snapshot testing: PASS
>   test child finished with 0
>   ---- end ----
>   Check Arm CoreSight trace data recording and synthesized samples: Ok
> 
> [1] https://lkft.linaro.org/
> 
> 
> Leo Yan (2):
>   perf test: Suppress logs in cs-etm testing
>   perf test: Output the sub testing result in cs-etm
> 
>  tools/perf/tests/shell/test_arm_coresight.sh | 45 ++++++++++----------
>  1 file changed, 23 insertions(+), 22 deletions(-)
> 
> -- 
> 2.25.1
> 

-- 

- Arnaldo