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Fri, 17 Jan 2025 15:45:54 GMT Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4017720040; Fri, 17 Jan 2025 15:45:54 +0000 (GMT) Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 93C082004D; Fri, 17 Jan 2025 15:45:50 +0000 (GMT) Received: from vaibhav?linux.ibm.com (unknown [9.124.213.54]) by smtpav07.fra02v.mail.ibm.com (Postfix) with SMTP; Fri, 17 Jan 2025 15:45:50 +0000 (GMT) Received: by vaibhav@linux.ibm.com (sSMTP sendmail emulation); Fri, 17 Jan 2025 21:15:49 +0530 From: Vaibhav Jain To: kernel test robot , linuxppc-dev@lists.ozlabs.org, kvm@vger.kernel.org, kvm-ppc@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , Vaidyanathan Srinivasan , sbhat@linux.ibm.com, gautam@linux.ibm.com, kconsul@linux.ibm.com, amachhiw@linux.ibm.com Subject: Re: [PATCH v2 4/6] kvm powerpc/book3s-apiv2: Introduce kvm-hv specific PMU In-Reply-To: <202501171030.3x0gqW8G-lkp@intel.com> References: <20250115143948.369379-5-vaibhav@linux.ibm.com> <202501171030.3x0gqW8G-lkp@intel.com> Date: Fri, 17 Jan 2025 21:15:49 +0530 Message-ID: <87zfjpfnpu.fsf@vajain21.in.ibm.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: _iqpKkcXATZ7EQwhnF6QjJJQQHuLyUaA X-Proofpoint-GUID: ntbkbz3ndUoZhF4YF4PHpDcoQgNI3bXQ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-01-17_06,2025-01-16_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 mlxlogscore=999 priorityscore=1501 malwarescore=0 mlxscore=0 suspectscore=0 bulkscore=0 spamscore=0 impostorscore=0 clxscore=1011 phishscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2501170122 Thanks for catching this build warning kernel-test-robot. I will spin-off a v3 fixing this. kernel test robot writes: > Hi Vaibhav, > > kernel test robot noticed the following build warnings: > > [auto build test WARNING on powerpc/topic/ppc-kvm] > [also build test WARNING on powerpc/next powerpc/fixes kvm/queue kvm/next mst-vhost/linux-next linus/master v6.13-rc7 next-20250116] > [cannot apply to kvm/linux-next] > [If your patch is applied to the wrong git tree, kindly drop us a note. > And when submitting patch, we suggest to use '--base' as documented in > https://git-scm.com/docs/git-format-patch#_base_tree_information] > > url: https://github.com/intel-lab-lkp/linux/commits/Vaibhav-Jain/powerpc-Document-APIv2-KVM-hcall-spec-for-Hostwide-counters/20250116-024240 > base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git topic/ppc-kvm > patch link: https://lore.kernel.org/r/20250115143948.369379-5-vaibhav%40linux.ibm.com > patch subject: [PATCH v2 4/6] kvm powerpc/book3s-apiv2: Introduce kvm-hv specific PMU > config: powerpc-allnoconfig (https://download.01.org/0day-ci/archive/20250117/202501171030.3x0gqW8G-lkp@intel.com/config) > compiler: powerpc-linux-gcc (GCC) 14.2.0 > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250117/202501171030.3x0gqW8G-lkp@intel.com/reproduce) > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot > | Closes: https://lore.kernel.org/oe-kbuild-all/202501171030.3x0gqW8G-lkp@intel.com/ > > All warnings (new ones prefixed by >>): > > In file included from arch/powerpc/include/asm/kvm_ppc.h:22, > from arch/powerpc/include/asm/dbell.h:17, > from arch/powerpc/kernel/asm-offsets.c:36: >>> arch/powerpc/include/asm/kvm_book3s.h:357:13: warning: 'kvmppc_unregister_pmu' defined but not used [-Wunused-function] > 357 | static void kvmppc_unregister_pmu(void) > | ^~~~~~~~~~~~~~~~~~~~~ >>> arch/powerpc/include/asm/kvm_book3s.h:352:12: warning: 'kvmppc_register_pmu' defined but not used [-Wunused-function] > 352 | static int kvmppc_register_pmu(void) > | ^~~~~~~~~~~~~~~~~~~ > -- > In file included from arch/powerpc/include/asm/kvm_ppc.h:22, > from arch/powerpc/include/asm/dbell.h:17, > from arch/powerpc/kernel/asm-offsets.c:36: >>> arch/powerpc/include/asm/kvm_book3s.h:357:13: warning: 'kvmppc_unregister_pmu' defined but not used [-Wunused-function] > 357 | static void kvmppc_unregister_pmu(void) > | ^~~~~~~~~~~~~~~~~~~~~ >>> arch/powerpc/include/asm/kvm_book3s.h:352:12: warning: 'kvmppc_register_pmu' defined but not used [-Wunused-function] > 352 | static int kvmppc_register_pmu(void) > | ^~~~~~~~~~~~~~~~~~~ > > > vim +/kvmppc_unregister_pmu +357 arch/powerpc/include/asm/kvm_book3s.h > > 351 > > 352 static int kvmppc_register_pmu(void) > 353 { > 354 return 0; > 355 } > 356 > > 357 static void kvmppc_unregister_pmu(void) > 358 { > 359 } > 360 > > -- > 0-DAY CI Kernel Test Service > https://github.com/intel/lkp-tests/wiki -- Cheers ~ Vaibhav