Messages in this thread | | | Date | Fri, 17 Dec 2021 05:25:48 +0800 | From | kernel test robot <> | 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' |
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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 <lkp@intel.com>
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
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