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Wed, 19 Nov 2025 07:55:58 +0000 (GMT) Message-ID: <81b3029e-6e9f-409e-93b8-495176992209@linux.ibm.com> Date: Wed, 19 Nov 2025 08:55:58 +0100 Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH Linux-next] perf test: Fix test case perf trace BTF general tests To: Jan Polensky , linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, linux-perf-users@vger.kernel.org, acme@kernel.org, namhyung@kernel.org Cc: agordeev@linux.ibm.com, gor@linux.ibm.com, sumanthk@linux.ibm.com, hca@linux.ibm.com References: <20251117124359.75604-1-tmricht@linux.ibm.com> Content-Language: en-US From: Thomas Richter Organization: IBM In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: e96yBkVVV0aDq6P6qcFdf39VqjP1ciY4 X-Proofpoint-ORIG-GUID: e96yBkVVV0aDq6P6qcFdf39VqjP1ciY4 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMTE1MDAzMiBTYWx0ZWRfX/jUQ01kXuNRE vS0IFlG+BjkYQS6qH88JTQqeu1LU/9eRPflwPntBB3qL0r1RjnEXqjU+WjHOdGFcqNT7XE4u1hp su3NHgNHFDfKWn0i4rT9SL3l6FViwlv9yTggwH4727my2L8DRvEYUv3426E1PCwdjgiI5WeTS35 3ef6uxfYP07bcngwjfWG/GEUzSbzhOWGlgmWLINs2ZsWbXZDDle89OUXNRTRejOdyAULQ3fnh6o 2McpnH33YMvekihSDxOVgy6/NTCrI5/9zmq7ydMyk78U25rtpFIR16OymStiQZ2A4myjx/OxXCS NAOqx56c4MTVP+kh/GHGbPFEXQmmGrecgr3Lkvz1MzdELhYgkMov+6TkFrY8oVncwINmhAaG8RS Qdq/w+9VH9QAZnB8Jddxt8FSr6FA9A== X-Authority-Analysis: v=2.4 cv=SvOdKfO0 c=1 sm=1 tr=0 ts=691d7813 cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=IkcTkHD0fZMA:10 a=6UeiqGixMTsA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VnNF1IyMAAAA:8 a=lNeJwW5zoNWuYIwxTtkA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-11-19_01,2025-11-18_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 lowpriorityscore=0 spamscore=0 clxscore=1015 suspectscore=0 phishscore=0 adultscore=0 bulkscore=0 impostorscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2510240000 definitions=main-2511150032 On 11/18/25 19:30, Jan Polensky wrote: > On Mon, Nov 17, 2025 at 01:43:59PM +0100, Thomas Richter wrote: >> The following test case fails on linux-next repo: >> > ---8<--- snip ---8<--- >> # >> >> Signed-off-by: Thomas Richter >> --- >> tools/perf/tests/shell/trace_btf_general.sh | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/tools/perf/tests/shell/trace_btf_general.sh b/tools/perf/tests/shell/trace_btf_general.sh >> index ef2da806be6b..9cd6180062d8 100755 >> --- a/tools/perf/tests/shell/trace_btf_general.sh >> +++ b/tools/perf/tests/shell/trace_btf_general.sh >> @@ -39,7 +39,7 @@ trace_test_buffer() { >> echo "Testing perf trace's buffer augmentation" >> # echo will insert a newline (\10) at the end of the buffer >> output="$(perf trace --sort-events -e write --max-events=1 -- echo "${buffer}" 2>&1)" >> - if ! echo "$output" | grep -q -E "^echo/[0-9]+ write\([0-9]+, ${buffer}.*, [0-9]+\) += +[0-9]+$" >> + if ! echo "$output" | grep -qE "^echo/[0-9]+ write\([0-9]+, ${buffer}\\\\10, [0-9]+(, ..)?\) += +[0-9]+$" >> then >> printf "Buffer augmentation test failed, output:\n$output\n" >> err=1 > ---------------8<--------------- > Tested-by: Jan Polensky > Reviewed-by: Jan Polensky > > Thank you Thomas > > Nit: maybe `(, \"\")?` instead of `(, ..)?` for clarity? > Thanks will do it. -- 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