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Tue, 11 Mar 2025 08:46:49 +0000 (GMT) From: Saket Kumar Bhaskar To: bpf@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Cc: ast@kernel.org, hbathini@linux.ibm.com, andrii@kernel.org, daniel@iogearbox.net, mykolal@fb.com, martin.lau@linux.dev, song@kernel.org, yonghong.song@linux.dev, john.fastabend@gmail.com, kpsingh@kernel.org, sdf@fomichev.me, haoluo@google.com, jolsa@kernel.org, shuah@kernel.org, miaxu@meta.com Subject: [PATCH] selftests/bpf: Fix sockopt selftest failure on powerpc Date: Tue, 11 Mar 2025 14:16:47 +0530 Message-ID: <20250311084647.3686544-1-skb99@linux.ibm.com> X-Mailer: git-send-email 2.43.5 Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: VPyMwzuXTjLqCJwbqKFCCgpkViq35HWO X-Proofpoint-ORIG-GUID: _tsnpUPWeg2Nlj8o_gcPPYdfxINmsmdD 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=2025-03-11_01,2025-03-11_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 mlxlogscore=902 impostorscore=0 clxscore=1011 mlxscore=0 priorityscore=1501 spamscore=0 adultscore=0 phishscore=0 malwarescore=0 lowpriorityscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2502100000 definitions=main-2503110057 The SO_RCVLOWAT option is defined as 18 in the selftest header, which matches the generic definition. However, on powerpc, SO_RCVLOWAT is defined as 16. This discrepancy causes sol_socket_sockopt() to fail with the default switch case on powerpc. This commit fixes by defining SO_RCVLOWAT as 16 for powerpc. Signed-off-by: Saket Kumar Bhaskar Tested-by: Venkat Rao Bagalkote --- tools/testing/selftests/bpf/progs/bpf_tracing_net.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tools/testing/selftests/bpf/progs/bpf_tracing_net.h b/tools/testing/selftests/bpf/progs/bpf_tracing_net.h index 59843b430f76..bcd44d5018bf 100644 --- a/tools/testing/selftests/bpf/progs/bpf_tracing_net.h +++ b/tools/testing/selftests/bpf/progs/bpf_tracing_net.h @@ -15,7 +15,11 @@ #define SO_KEEPALIVE 9 #define SO_PRIORITY 12 #define SO_REUSEPORT 15 +#if defined(__TARGET_ARCH_powerpc) +#define SO_RCVLOWAT 16 +#else #define SO_RCVLOWAT 18 +#endif #define SO_BINDTODEVICE 25 #define SO_MARK 36 #define SO_MAX_PACING_RATE 47