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Fri, 9 Feb 2024 12:35:24 GMT Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E05F420043; Fri, 9 Feb 2024 12:35:23 +0000 (GMT) Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2B7D320040; Fri, 9 Feb 2024 12:35:22 +0000 (GMT) Received: from li-bd3f974c-2712-11b2-a85c-df1cec4d728e.ibm.com.com (unknown [9.43.81.13]) by smtpav02.fra02v.mail.ibm.com (Postfix) with ESMTP; Fri, 9 Feb 2024 12:35:21 +0000 (GMT) From: Hari Bathini To: bpf@vger.kernel.org Cc: Kexec-ml , Baoquan He , Daniel Borkmann , Alexei Starovoitov Subject: [PATCH linux-next] bpf: fix warning for crash_kexec Date: Fri, 9 Feb 2024 18:05:20 +0530 Message-ID: <20240209123520.778599-1-hbathini@linux.ibm.com> X-Mailer: git-send-email 2.43.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: vu9_NhhfI1MMhEB7lQioL_xJ-UTS49Zg X-Proofpoint-ORIG-GUID: 4l2-SQyZW1ffC1O9ZoSlBmEuNjNUBGMA X-Proofpoint-UnRewURL: 0 URL was un-rewritten MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-02-09_10,2024-02-08_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 lowpriorityscore=0 priorityscore=1501 spamscore=0 mlxlogscore=917 phishscore=0 mlxscore=0 malwarescore=0 bulkscore=0 suspectscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2402090091 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240209_043613_666435_42613A91 X-CRM114-Status: GOOD ( 15.43 ) X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org With [1], CONFIG_KEXEC & !CONFIG_CRASH_DUMP is supported but that led to the below warning: "WARN: resolve_btfids: unresolved symbol crash_kexec" Fix it by using the appropriate #ifdef. [1] https://lore.kernel.org/all/20240124051254.67105-1-bhe@redhat.com/ Signed-off-by: Hari Bathini --- kernel/bpf/helpers.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/bpf/helpers.c b/kernel/bpf/helpers.c index 4db1c658254c..e408d1115e26 100644 --- a/kernel/bpf/helpers.c +++ b/kernel/bpf/helpers.c @@ -2545,7 +2545,7 @@ __bpf_kfunc void bpf_throw(u64 cookie) __bpf_kfunc_end_defs(); BTF_KFUNCS_START(generic_btf_ids) -#ifdef CONFIG_KEXEC_CORE +#ifdef CONFIG_CRASH_DUMP BTF_ID_FLAGS(func, crash_kexec, KF_DESTRUCTIVE) #endif BTF_ID_FLAGS(func, bpf_obj_new_impl, KF_ACQUIRE | KF_RET_NULL) -- 2.43.0 _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec