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Tue, 4 Mar 2025 07:38:17 GMT Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 205852004B; Tue, 4 Mar 2025 07:38:17 +0000 (GMT) Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B741020043; Tue, 4 Mar 2025 07:38:16 +0000 (GMT) Received: from [9.152.212.236] (unknown [9.152.212.236]) by smtpav07.fra02v.mail.ibm.com (Postfix) with ESMTP; Tue, 4 Mar 2025 07:38:16 +0000 (GMT) Message-ID: Date: Tue, 4 Mar 2025 08:38:16 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 6/6] perf test: Simplify data symbol test To: Namhyung Kim , Arnaldo Carvalho de Melo , Ian Rogers , Kan Liang Cc: Jiri Olsa , Adrian Hunter , Peter Zijlstra , Ingo Molnar , LKML , linux-perf-users@vger.kernel.org, Leo Yan References: <20250304022837.1877845-1-namhyung@kernel.org> <20250304022837.1877845-7-namhyung@kernel.org> Content-Language: en-US From: Thomas Richter Organization: IBM In-Reply-To: <20250304022837.1877845-7-namhyung@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: luUNLpdwlFRuykUWAoFiwHox-Lg7VStg X-Proofpoint-GUID: suFCkDAdyhdl3vvlaKZcXkYYWEJALY6o X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1093,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-03-04_03,2025-03-03_04,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 mlxlogscore=999 priorityscore=1501 bulkscore=0 impostorscore=0 lowpriorityscore=0 mlxscore=0 malwarescore=0 clxscore=1015 phishscore=0 suspectscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2502100000 definitions=main-2503040062 On 3/4/25 03:28, Namhyung Kim wrote: > Now the workload will end after 1 second. Just run it with perf instead > of waiting for the background process. > > Cc: Thomas Richter > Cc: Leo Yan > Signed-off-by: Namhyung Kim > --- > tools/perf/tests/shell/test_data_symbol.sh | 15 ++------------- > 1 file changed, 2 insertions(+), 13 deletions(-) > > diff --git a/tools/perf/tests/shell/test_data_symbol.sh b/tools/perf/tests/shell/test_data_symbol.sh > index c86da02350596b35..1792b7ad4066f8cd 100755 > --- a/tools/perf/tests/shell/test_data_symbol.sh > +++ b/tools/perf/tests/shell/test_data_symbol.sh > @@ -5,8 +5,6 @@ > # Leo Yan , 2022 > > shelldir=$(dirname "$0") > -# shellcheck source=lib/waiting.sh > -. "${shelldir}"/lib/waiting.sh > > # shellcheck source=lib/perf_has_symbol.sh > . "${shelldir}"/lib/perf_has_symbol.sh > @@ -60,19 +58,10 @@ echo "Recording workload..." > # specific CPU and test in per-CPU mode. > is_amd=$(grep -E -c 'vendor_id.*AuthenticAMD' /proc/cpuinfo) > if (($is_amd >= 1)); then > - perf mem record -vvv -o ${PERF_DATA} -C 0 -- taskset -c 0 $TEST_PROGRAM 2>"${ERR_FILE}" & > + perf mem record -vvv -o ${PERF_DATA} -C 0 -- taskset -c 0 $TEST_PROGRAM 2>"${ERR_FILE}" > else > - perf mem record -vvv --all-user -o ${PERF_DATA} -- $TEST_PROGRAM 2>"${ERR_FILE}" & > + perf mem record -vvv --all-user -o ${PERF_DATA} -- $TEST_PROGRAM 2>"${ERR_FILE}" > fi > > -PERFPID=$! > - > -wait_for_perf_to_start ${PERFPID} "${ERR_FILE}" > - > -sleep 1 > - > -kill $PERFPID > -wait $PERFPID > - > check_result > exit $? Tested-by: Thomas Richter -- Thomas Richter, Dept 3303, IBM s390 Linux Development, Boeblingen, Germany -- IBM Deutschland Research & Development GmbH Vorsitzender des Aufsichtsrats: Wolfgang Wendt Geschäftsführung: David Faller Sitz der Gesellschaft: Böblingen / Registergericht: Amtsgericht Stuttgart, HRB 243294