From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 43BFFC433FE for ; Thu, 16 Dec 2021 21:26:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236941AbhLPV00 (ORCPT ); Thu, 16 Dec 2021 16:26:26 -0500 Received: from mga03.intel.com ([134.134.136.65]:61640 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234224AbhLPV0Z (ORCPT ); Thu, 16 Dec 2021 16:26:25 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1639689985; x=1671225985; h=date:from:to:cc:subject:message-id:mime-version; bh=DPggGhW7WFSfh9EmVyKu08yVPDFC+fsakus8FCC/pCI=; b=iIe3aPZv4jE9mKGCi2ZhOFkhNC5DMJhuwAOvdxBZVsF1qdUSwBuYxop5 c7RYhdZjozAjJXc1E1Zj9tMDk2mKm5z6hhk8oezBSCZeQdWsKaaSasFIL LxQ5CiefGCfOnGa2z4VKpepZOk2tHbURAnuVGZt+L5lRoTEUTchI4Hdoa b0UhTkvj0Ss72XT9QnTEyzeWBfoWHsf9OSf0T3DcQ3rMPnHPnjUfacZgb f5ETRT0LFeg7Xvx5v9M408PmZk65wxnY+/1bpXlvvLnhsRwgYLArP0Xzp tchW5dPATAP/ZVF50c9o3ngjkReXH5lYSzfJVkaoSEhVfv+iT1mLh77cF A==; X-IronPort-AV: E=McAfee;i="6200,9189,10200"; a="239554302" X-IronPort-AV: E=Sophos;i="5.88,212,1635231600"; d="scan'208";a="239554302" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Dec 2021 13:26:24 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,212,1635231600"; d="scan'208";a="683117713" Received: from lkp-server02.sh.intel.com (HELO 9f38c0981d9f) ([10.239.97.151]) by orsmga005.jf.intel.com with ESMTP; 16 Dec 2021 13:26:23 -0800 Received: from kbuild by 9f38c0981d9f with local (Exim 4.92) (envelope-from ) id 1mxyGc-0003pz-Es; Thu, 16 Dec 2021 21:26:22 +0000 Date: Fri, 17 Dec 2021 05:25:48 +0800 From: kernel test robot To: Sean Christopherson Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Isaku Yamahata Subject: [intel-tdx:kvm-upstream 81/152] arch/x86/kvm/vmx/tdx_stubs.c:16:5: warning: no previous prototype for function 'tdx_vcpu_ioctl' Message-ID: <202112170506.mzq5TF3w-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: 2a1d7e9bae19b842ad5ac81f5e0b549066b58ff7 [81/152] KVM: TDX: Do TDX specific vcpu initialization config: x86_64-randconfig-a013-20211216 (https://download.01.org/0day-ci/archive/20211217/202112170506.mzq5TF3w-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/2a1d7e9bae19b842ad5ac81f5e0b549066b58ff7 git remote add intel-tdx https://github.com/intel/tdx.git git fetch --no-tags intel-tdx kvm-upstream git checkout 2a1d7e9bae19b842ad5ac81f5e0b549066b58ff7 # 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_vcpu_create' [-Wmissing-prototypes] int tdx_vcpu_create(struct kvm_vcpu *vcpu) { 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_vcpu_create(struct kvm_vcpu *vcpu) { return -EOPNOTSUPP; } ^ static arch/x86/kvm/vmx/tdx_stubs.c:11:6: warning: no previous prototype for function 'tdx_vcpu_free' [-Wmissing-prototypes] void tdx_vcpu_free(struct kvm_vcpu *vcpu) {} ^ 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 void tdx_vcpu_free(struct kvm_vcpu *vcpu) {} ^ static arch/x86/kvm/vmx/tdx_stubs.c:12:6: warning: no previous prototype for function 'tdx_vcpu_reset' [-Wmissing-prototypes] void tdx_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event) {} ^ arch/x86/kvm/vmx/tdx_stubs.c:12:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void tdx_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event) {} ^ static arch/x86/kvm/vmx/tdx_stubs.c:14:5: 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:14:1: 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:15:5: 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:15:1: 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 arch/x86/kvm/vmx/tdx_stubs.c:16:72: error: use of undeclared identifier 'ENOPNOTSUPP' int tdx_vcpu_ioctl(struct kvm_vcpu *vcpu, void __user *argp) { return -ENOPNOTSUPP; } ^ >> arch/x86/kvm/vmx/tdx_stubs.c:16:5: warning: no previous prototype for function 'tdx_vcpu_ioctl' [-Wmissing-prototypes] int tdx_vcpu_ioctl(struct kvm_vcpu *vcpu, void __user *argp) { return -ENOPNOTSUPP; } ^ arch/x86/kvm/vmx/tdx_stubs.c:16:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int tdx_vcpu_ioctl(struct kvm_vcpu *vcpu, void __user *argp) { return -ENOPNOTSUPP; } ^ static 10 warnings and 1 error generated. vim +/tdx_vcpu_ioctl +16 arch/x86/kvm/vmx/tdx_stubs.c 13 14 int tdx_dev_ioctl(void __user *argp) { return -EOPNOTSUPP; } 15 int tdx_vm_ioctl(struct kvm *kvm, void __user *argp) { return -EOPNOTSUPP; } > 16 int tdx_vcpu_ioctl(struct kvm_vcpu *vcpu, void __user *argp) { return -ENOPNOTSUPP; } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org