[linux-next:master 13595/13751] arch/x86/kvm/cpuid.c:128:26: warning: no previous prototype for 'kvm_find_kvm_cpuid_features'

* [linux-next:master 13595/13751] arch/x86/kvm/cpuid.c:128:26: warning: no previous prototype for 'kvm_find_kvm_cpuid_features'
@ 2021-11-13 14:12 ` kernel test robot
  0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-11-13 14:12 UTC (permalink / raw)
  To: Paul Durrant; +Cc: kbuild-all, Linux Memory Management List, Paolo Bonzini

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   f2e19fd15bd7cba347ce50be71955f5cd28a6019
commit: 760849b1476c94da4cca5d3a5f0a1f64ffc92ba4 [13595/13751] KVM: x86: Make sure KVM_CPUID_FEATURES really are KVM_CPUID_FEATURES
config: x86_64-rhel-8.3 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=760849b1476c94da4cca5d3a5f0a1f64ffc92ba4
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout 760849b1476c94da4cca5d3a5f0a1f64ffc92ba4
        # save the attached .config to linux build tree
        make W=1 ARCH=x86_64 

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/cpuid.c:128:26: warning: no previous prototype for 'kvm_find_kvm_cpuid_features' [-Wmissing-prototypes]
     128 | struct kvm_cpuid_entry2 *kvm_find_kvm_cpuid_features(struct kvm_vcpu *vcpu)
         |                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~

vim +/kvm_find_kvm_cpuid_features +128 arch/x86/kvm/cpuid.c

   127	
 > 128	struct kvm_cpuid_entry2 *kvm_find_kvm_cpuid_features(struct kvm_vcpu *vcpu)
   129	{
   130		u32 base = vcpu->arch.kvm_cpuid_base;
   131	
   132		if (!base)
   133			return NULL;
   134	
   135		return kvm_find_cpuid_entry(vcpu, base | KVM_CPUID_FEATURES, 0);
   136	}
   137	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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