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X-IronPort-AV: E=McAfee;i="6200,9189,10200"; a="238305374" X-IronPort-AV: E=Sophos;i="5.88,212,1635231600"; d="scan'208";a="238305374" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Dec 2021 10:22:20 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,212,1635231600"; d="scan'208";a="466170118" Received: from lkp-server02.sh.intel.com (HELO 9f38c0981d9f) ([10.239.97.151]) by orsmga006.jf.intel.com with ESMTP; 16 Dec 2021 10:22:18 -0800 Received: from kbuild by 9f38c0981d9f with local (Exim 4.92) (envelope-from ) id 1mxvOT-0003e2-5c; Thu, 16 Dec 2021 18:22:17 +0000 Date: Fri, 17 Dec 2021 02:21:28 +0800 From: kernel test robot To: Isaku Yamahata Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Subject: [intel-tdx:kvm-upstream 79/152] arch/x86/kvm/vmx/tdx_stubs.c:11:5: warning: no previous prototype for function 'tdx_vm_ioctl' Message-ID: <202112170255.KUhEZLw2-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://github.com/intel/tdx.git kvm-upstream head: bdfe06c17daab60c196ff80c1d98467a1d3734fa commit: aa43996cce77132edb090ca84f3f6a72e359b55c [79/152] KVM: TDX: initialize VM with TDX specific parameters config: x86_64-randconfig-a013-20211216 (https://download.01.org/0day-ci/archive/20211217/202112170255.KUhEZLw2-lkp@intel.com/config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project dd245bab9fbb364faa1581e4f92ba3119a872fba) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel/tdx/commit/aa43996cce77132edb090ca84f3f6a72e359b55c git remote add intel-tdx https://github.com/intel/tdx.git git fetch --no-tags intel-tdx kvm-upstream git checkout aa43996cce77132edb090ca84f3f6a72e359b55c # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/kvm/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): arch/x86/kvm/vmx/tdx_stubs.c:4:13: warning: no previous prototype for function 'tdx_pre_kvm_init' [-Wmissing-prototypes] void __init tdx_pre_kvm_init(unsigned int *vcpu_size, ^ arch/x86/kvm/vmx/tdx_stubs.c:4:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void __init tdx_pre_kvm_init(unsigned int *vcpu_size, ^ static arch/x86/kvm/vmx/tdx_stubs.c:6:12: warning: no previous prototype for function 'tdx_hardware_setup' [-Wmissing-prototypes] int __init tdx_hardware_setup(struct kvm_x86_ops *x86_ops) { return -EOPNOTSUPP; } ^ arch/x86/kvm/vmx/tdx_stubs.c:6:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int __init tdx_hardware_setup(struct kvm_x86_ops *x86_ops) { return -EOPNOTSUPP; } ^ static arch/x86/kvm/vmx/tdx_stubs.c:7:6: warning: no previous prototype for function 'tdx_hardware_enable' [-Wmissing-prototypes] void tdx_hardware_enable(void) {} ^ arch/x86/kvm/vmx/tdx_stubs.c:7:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void tdx_hardware_enable(void) {} ^ static arch/x86/kvm/vmx/tdx_stubs.c:8:6: warning: no previous prototype for function 'tdx_hardware_disable' [-Wmissing-prototypes] void tdx_hardware_disable(void) {} ^ arch/x86/kvm/vmx/tdx_stubs.c:8:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void tdx_hardware_disable(void) {} ^ static arch/x86/kvm/vmx/tdx_stubs.c:10:5: warning: no previous prototype for function 'tdx_dev_ioctl' [-Wmissing-prototypes] int tdx_dev_ioctl(void __user *argp) { return -EOPNOTSUPP; } ^ arch/x86/kvm/vmx/tdx_stubs.c:10:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int tdx_dev_ioctl(void __user *argp) { return -EOPNOTSUPP; } ^ static >> arch/x86/kvm/vmx/tdx_stubs.c:11:5: warning: no previous prototype for function 'tdx_vm_ioctl' [-Wmissing-prototypes] int tdx_vm_ioctl(struct kvm *kvm, void __user *argp) { return -EOPNOTSUPP; } ^ arch/x86/kvm/vmx/tdx_stubs.c:11:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int tdx_vm_ioctl(struct kvm *kvm, void __user *argp) { return -EOPNOTSUPP; } ^ static 6 warnings generated. vim +/tdx_vm_ioctl +11 arch/x86/kvm/vmx/tdx_stubs.c 9 10 int tdx_dev_ioctl(void __user *argp) { return -EOPNOTSUPP; } > 11 int tdx_vm_ioctl(struct kvm *kvm, void __user *argp) { return -EOPNOTSUPP; } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org