linux-kernel - Re: [PATCH v5] perf test: Introduce script for data symbol testing

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Date:   Thu, 6 Oct 2022 21:17:05 +0800
From:   Leo Yan <leo.yan@...aro.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     Namhyung Kim <namhyung@...nel.org>,
        Ravi Bangoria <ravi.bangoria@....com>,
        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@...nel.org>, linux-kernel@...r.kernel.org,
        linux-perf-users@...r.kernel.org
Subject: Re: [PATCH v5] perf test: Introduce script for data symbol testing

On Thu, Oct 06, 2022 at 08:18:40AM -0300, Arnaldo Carvalho de Melo wrote:

[...]

> Replaced the one I had merged with v5 and added this:
> 
> Committer testing:
> 
>   [root@...co ~]# grep -m1 "model name" /proc/cpuinfo
>   model name    : Intel(R) Core(TM) i7-8650U CPU @ 1.90GHz
>   [root@...co ~]#
>   [root@...co ~]# perf test -v "data symbol"
>   104: Test data symbol                                                :
>   --- start ---
>   test child forked, pid 192318
>   Compiling test program...
>   Recording workload...
>   [ perf record: Woken up 2 times to write data ]
>   [ perf record: Captured and wrote 0.389 MB /tmp/__perf_test.perf.data.LIuQl (5570 samples) ]
>   Cleaning up files...
>   test child finished with 0
>   ---- end ----
>   Test data symbol: Ok
>   [root@...co ~]#
> 
> Signed-off-by: Leo Yan <leo.yan@...aro.org>
> Tested-by: Arnaldo Carvalho de Melo <acme@...hat.com>
> 
> -------------
> 
> The verbose mode could show the 'perf report' output, I think, but this
> can be done later, if agreed.

Yeah, will add output logs for the test.

Thanks for picking up patch.  And thanks for Ravi's testing.

Thanks,
Leo