[kbuild-all] Re: [PATCH v2 5/8] KVM: x86: Ensure the MSR bitmap never clears userspace tracked MSRs

Hi Aaron, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on v5.8] [cannot apply to kvm/linux-next next-20200810] [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] url: https://github.com/0day-ci/linux/commits/Aaron-Lewis/Allow-userspace-to-m... base: bcf876870b95592b52519ed4aafcf9d95999bc9c config: x86_64-randconfig-a003-20200810 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 3a34228bff6fdf45b50cb57cf5fb85d659eeb672) 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 # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): void vmx_set_user_msr_intercept(struct kvm_vcpu *vcpu, u32 msr) ^ arch/x86/kvm/vmx/vmx.c:3826:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void vmx_set_user_msr_intercept(struct kvm_vcpu *vcpu, u32 msr) ^ static 1 warning generated. -- void svm_set_user_msr_intercept(struct kvm_vcpu *vcpu, u32 msr) ^ arch/x86/kvm/svm/svm.c:636:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void svm_set_user_msr_intercept(struct kvm_vcpu *vcpu, u32 msr) ^ static 1 warning generated. vim +/vmx_set_user_msr_intercept +3826 arch/x86/kvm/vmx/vmx.c 3825 3827 { 3828 vmx_enable_intercept_for_msr(vcpu, msr, MSR_TYPE_RW); 3829 } 3830 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org