linux-kernel - Re: [PATCH v6 6/7] perf test: Add test case for record sideband events

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Message-ID: <b2708b48-1922-73b5-ba9b-a4729105d3fa@huawei.com>
Date:   Fri, 25 Aug 2023 14:12:46 +0800
From:   Yang Jihong <yangjihong1@...wei.com>
To:     Ian Rogers <irogers@...gle.com>
CC:     <peterz@...radead.org>, <mingo@...hat.com>, <acme@...nel.org>,
        <mark.rutland@....com>, <alexander.shishkin@...ux.intel.com>,
        <jolsa@...nel.org>, <namhyung@...nel.org>,
        <adrian.hunter@...el.com>, <kan.liang@...ux.intel.com>,
        <james.clark@....com>, <tmricht@...ux.ibm.com>,
        <ak@...ux.intel.com>, <anshuman.khandual@....com>,
        <linux-kernel@...r.kernel.org>, <linux-perf-users@...r.kernel.org>
Subject: Re: [PATCH v6 6/7] perf test: Add test case for record sideband
 events

Hello,

On 2023/8/25 13:28, Ian Rogers wrote:
> On Sun, Aug 20, 2023 at 6:30 PM Yang Jihong <yangjihong1@...wei.com> wrote:
>>
>> Add a new test case to record sideband events for all CPUs when tracing
>> selected CPUs
>>
>> Test result:
>>
>>    # ./perf test list 2>&1 | grep 'perf record sideband tests'
>>     95: perf record sideband tests
>>    # ./perf test 95
>>     95: perf record sideband tests                                      : Ok
>>
>> Signed-off-by: Yang Jihong <yangjihong1@...wei.com>
>> Tested-by: Adrian Hunter <adrian.hunter@...el.com>
>> ---
>>   tools/perf/tests/shell/record_sideband.sh | 44 +++++++++++++++++++++++
>>   1 file changed, 44 insertions(+)
>>   create mode 100755 tools/perf/tests/shell/record_sideband.sh
>>
>> diff --git a/tools/perf/tests/shell/record_sideband.sh b/tools/perf/tests/shell/record_sideband.sh
>> new file mode 100755
>> index 000000000000..2ecf00011cb1
>> --- /dev/null
>> +++ b/tools/perf/tests/shell/record_sideband.sh
>> @@ -0,0 +1,44 @@
>> +#!/bin/sh
>> +# perf record sideband tests
>> +# SPDX-License-Identifier: GPL-2.0
>> +
>> +set -e
>> +
>> +err=0
>> +perfdata=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
> 
> Could you add some kind of cleanup on trap function like:
> https://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools-next.git/tree/tools/perf/tests/shell/record.sh?h=perf-tools-next#n26
> It'd be okay to do this as a follow up patch.
> 
Okay, it'll be modified in the next version.

Thanks,
Yang