[intel-tdx:kvm-upstream-workaround 99/361] arch/x86/kvm/vmx/vmx.c:4410:5: warning: no previous prototype for function 'vmx_get_pid_table_order'

[kernel test robot]

tree:   https://github.com/intel/tdx.git kvm-upstream-workaround
head:   3b5b338cdf10dca7a2435d1f86b2dd9f1a3ad833
commit: 833404c859e4357ba656b2d19d5a405ba7bf4ec4 [99/361] KVM: VMX: enable IPI virtualization
config: x86_64-randconfig-a014 (https://download.01.org/0day-ci/archive/20220506/202205060641.5vrhv8DY-lkp@xxxxxxxxx/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 5e004fb787698440a387750db7f8028e7cb14cfc)
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/833404c859e4357ba656b2d19d5a405ba7bf4ec4
        git remote add intel-tdx https://github.com/intel/tdx.git
        git fetch --no-tags intel-tdx kvm-upstream-workaround
        git checkout 833404c859e4357ba656b2d19d5a405ba7bf4ec4
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        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@xxxxxxxxx>

All warnings (new ones prefixed by >>):

>> arch/x86/kvm/vmx/vmx.c:4410:5: warning: no previous prototype for function 'vmx_get_pid_table_order' [-Wmissing-prototypes]
   int vmx_get_pid_table_order(struct kvm *kvm)
       ^
   arch/x86/kvm/vmx/vmx.c:4410:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int vmx_get_pid_table_order(struct kvm *kvm)
   ^
   static 
   1 warning generated.


vim +/vmx_get_pid_table_order +4410 arch/x86/kvm/vmx/vmx.c

  4409	
> 4410	int vmx_get_pid_table_order(struct kvm *kvm)
  4411	{
  4412		return get_order(kvm->arch.max_vcpu_ids * sizeof(*to_kvm_vmx(kvm)->pid_table));
  4413	}
  4414	

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