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Tue, 5 Aug 2025 14:14:41 GMT Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E1C072004B; Tue, 5 Aug 2025 14:14:40 +0000 (GMT) Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8BE3220043; Tue, 5 Aug 2025 14:14:40 +0000 (GMT) Received: from li-008a6a4c-3549-11b2-a85c-c5cc2836eea2.ibm.com (unknown [9.155.204.135]) by smtpav02.fra02v.mail.ibm.com (Postfix) with ESMTPS; Tue, 5 Aug 2025 14:14:40 +0000 (GMT) Date: Tue, 5 Aug 2025 16:14:39 +0200 From: Alexander Gordeev To: Ilya Leoshkevich , Thomas Richter Cc: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Ian Rogers , Arnaldo Carvalho de Melo , bpf@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, Jiri Olsa , Heiko Carstens , Vasily Gorbik Subject: Re: [PATCH v3 2/2] perf bpf-filter: Enable events manually Message-ID: <4a7fc5ab-682d-4fac-a547-9e4b1263dba7-agordeev@linux.ibm.com> References: <20250805130346.1225535-1-iii@linux.ibm.com> <20250805130346.1225535-3-iii@linux.ibm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250805130346.1225535-3-iii@linux.ibm.com> X-TM-AS-GCONF: 00 X-Authority-Analysis: v=2.4 cv=Z+jsHGRA c=1 sm=1 tr=0 ts=689211d6 cx=c_pps a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17 a=kj9zAlcOel0A:10 a=2OwXVqhp2XgA:10 a=Olw93o9rWRkIKX_a7AgA:9 a=CjuIK1q_8ugA:10 X-Proofpoint-ORIG-GUID: uFtZZxHY_PzmP0bHgZtI1Fs1Wakfnw5Q X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwODA1MDEwMSBTYWx0ZWRfXwVRPg8prV1VK +6h1Xctu0hmzhFeel1c1SAb9gclq87zJo7YZBxggPijx+4tvv3fJyZDXboYCr9vnbM6zOVPIycD ouyyrKP5MJV8SvdJWrOWU0kklr+vAbaRumbiQiYbPryTqjbYOSRkgTtBNCWe2J4+U+B08mi3XJC wv9H+6rpiXqL+PQ9iYAO9Ax4jZAjOuE3ITtVE0swdnrz8BdJNSgtD+mOwVrr949XyBTrh5EWb2a JTSuXzNkkOufn/SBTAgiV/TsmBo5U1Hse1xPiB6jSsTnhBFkBoNAt1OHD8b7zugO2xOsfdSHet+ qMpfprp8AlAUQi50ThpLfejOwrr0UA9qzG1t4M8gORL64kjMcpj8AoZMSFsDgf7AHT7EdGwmaid 46UJPz6c80DZWfdSQIa/Btb/4U0wygXEVPfH+QoDDzXBtHPvuYmjY844L1zJnydSi2Owu6/J X-Proofpoint-GUID: XncbsDdZayruZ7cNXMiyG4QoYoFpIUXY X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-08-05_03,2025-08-04_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 spamscore=0 malwarescore=0 clxscore=1011 suspectscore=0 priorityscore=1501 mlxlogscore=673 adultscore=0 phishscore=0 mlxscore=0 bulkscore=0 impostorscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2508050101 On Tue, Aug 05, 2025 at 02:54:05PM +0200, Ilya Leoshkevich wrote: Hi Thomas, The below comments date to the initial version, so the question is rather to you: > On linux-next This line is extra. > commit b4c658d4d63d61 ("perf target: Remove uid from target") > introduces a regression on s390. In fact the regression exists > on all platforms when the event supports auxiliary data gathering. So which commit it actually fixes: the above, the below or the both? > Fixes: 63f2f5ee856ba ("libbpf: add ability to attach/detach BPF program to perf event") Thanks!