[kbuild-all] [intel-tdx:kvm-upstream 80/152] arch/x86/kvm/vmx/tdx_stubs.c:10:5: error: no previous prototype for 'tdx_vcpu_create'

tree: https://github.com/intel/tdx.git kvm-upstream head: bdfe06c17daab60c196ff80c1d98467a1d3734fa commit: bd5ba6a8b26525834dfa3bc5ade2dc2726b73468 [80/152] KVM: TDX: allocate/free TDX vcpu structure config: i386-randconfig-m021-20211216 (https://download.01.org/0day-ci/archive/20211216/202112162335.xw8SJ3xA-lk...) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/intel/tdx/commit/bd5ba6a8b26525834dfa3bc5ade2dc2726b73468 git remote add intel-tdx https://github.com/intel/tdx.git git fetch --no-tags intel-tdx kvm-upstream git checkout bd5ba6a8b26525834dfa3bc5ade2dc2726b73468 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): arch/x86/kvm/vmx/tdx_stubs.c:4:13: error: no previous prototype for 'tdx_pre_kvm_init' [-Werror=missing-prototypes] 4 | void __init tdx_pre_kvm_init(unsigned int *vcpu_size, | ^~~~~~~~~~~~~~~~ arch/x86/kvm/vmx/tdx_stubs.c:6:12: error: no previous prototype for 'tdx_hardware_setup' [-Werror=missing-prototypes] 6 | int __init tdx_hardware_setup(struct kvm_x86_ops *x86_ops) { return -EOPNOTSUPP; } | ^~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx/tdx_stubs.c:7:6: error: no previous prototype for 'tdx_hardware_enable' [-Werror=missing-prototypes] 7 | void tdx_hardware_enable(void) {} | ^~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx/tdx_stubs.c:8:6: error: no previous prototype for 'tdx_hardware_disable' [-Werror=missing-prototypes] 8 | void tdx_hardware_disable(void) {} | ^~~~~~~~~~~~~~~~~~~~ 10 | int tdx_vcpu_create(struct kvm_vcpu *vcpu) { return -EOPNOTSUPP; } | ^~~~~~~~~~~~~~~ 11 | void tdx_vcpu_free(struct kvm_vcpu *vcpu) {} | ^~~~~~~~~~~~~ 12 | void tdx_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event) {} | ^~~~~~~~~~~~~~ arch/x86/kvm/vmx/tdx_stubs.c:14:5: error: no previous prototype for 'tdx_dev_ioctl' [-Werror=missing-prototypes] 14 | int tdx_dev_ioctl(void __user *argp) { return -EOPNOTSUPP; } | ^~~~~~~~~~~~~ arch/x86/kvm/vmx/tdx_stubs.c:15:5: error: no previous prototype for 'tdx_vm_ioctl' [-Werror=missing-prototypes] 15 | int tdx_vm_ioctl(struct kvm *kvm, void __user *argp) { return -EOPNOTSUPP; } | ^~~~~~~~~~~~ cc1: all warnings being treated as errors vim +/tdx_vcpu_create +10 arch/x86/kvm/vmx/tdx_stubs.c 9 13 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org