linux-kernel - [morse:mpam/snapshot/v5.15 4/139] arch/x86/kernel/cpu/resctrl/core.c:417:6: error: no previous prototype for 'domain

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Date:   Sat, 13 Nov 2021 14:47:44 +0800
From:   kernel test robot <lkp@...el.com>
To:     James Morse <james.morse@....com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [morse:mpam/snapshot/v5.15 4/139]
 arch/x86/kernel/cpu/resctrl/core.c:417:6: error: no previous prototype for
 'domain_free'

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-allyesconfig (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/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
        make W=1 ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   arch/x86/kernel/cpu/resctrl/core.c: In function 'cache_alloc_hsw_probe':
   arch/x86/kernel/cpu/resctrl/core.c:133:9: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
     133 |  u32 l, h, max_cbm = BIT_MASK(20) - 1;
         |         ^
   arch/x86/kernel/cpu/resctrl/core.c: At top level:
>> arch/x86/kernel/cpu/resctrl/core.c:417:6: error: no previous prototype for 'domain_free' [-Werror=missing-prototypes]
     417 | void domain_free(struct rdt_hw_domain *hw_dom)
         |      ^~~~~~~~~~~
   cc1: all warnings being treated as errors


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

Download attachment ".config.gz" of type "application/gzip" (66495 bytes)