[morse:mpam/snapshot/v5.15 4/139] arch/x86/kernel/cpu/resctrl/core.c:417:6: warning: no previous prototype for function 'domain_free'

[morse:mpam/snapshot/v5.15 4/139] arch/x86/kernel/cpu/resctrl/core.c:417:6: warning: no previous prototype for function 'domain_free'

[kernel test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/morse/linux.git mpam/snapshot/v5.15
head:   ce3629841262f725a5f3a327403fcaf0e604a85e
commit: 7e1bcec5158ff703f38e7b7a2bc314795319fbc4 [4/139] x86/resctrl: Group struct rdt_hw_domain cleanup
config: x86_64-buildonly-randconfig-r001-20211112 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project c3dddeeafb529e769cde87bd29ef6271ac6bfa5c)
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://git.kernel.org/pub/scm/linux/kernel/git/morse/linux.git/commit/?id=7e1bcec5158ff703f38e7b7a2bc314795319fbc4
        git remote add morse https://git.kernel.org/pub/scm/linux/kernel/git/morse/linux.git
        git fetch --no-tags morse mpam/snapshot/v5.15
        git checkout 7e1bcec5158ff703f38e7b7a2bc314795319fbc4
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross 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/kernel/cpu/resctrl/core.c:417:6: warning: no previous prototype for function 'domain_free' [-Wmissing-prototypes]
   void domain_free(struct rdt_hw_domain *hw_dom)
        ^
   arch/x86/kernel/cpu/resctrl/core.c:417:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void domain_free(struct rdt_hw_domain *hw_dom)
   ^
   static 
   1 warning generated.


vim +/domain_free +417 arch/x86/kernel/cpu/resctrl/core.c

   416	
 > 417	void domain_free(struct rdt_hw_domain *hw_dom)
   418	{
   419		kfree(hw_dom->ctrl_val);
   420		kfree(hw_dom->mbps_val);
   421		kfree(hw_dom);
   422	}
   423	

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

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