linux-kernel - [tip:sched/core 45/47] kernel/sched/topology.c:23:20: error: unused function 'sched

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Date:   Wed, 13 Oct 2021 02:30:20 +0800
From:   kernel test robot <lkp@...el.com>
To:     Yicong Yang <yangyicong@...ilicon.com>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org, x86@...nel.org,
        Barry Song <baohua@...nel.org>,
        Valentin Schneider <valentin.schneider@....com>
Subject: [tip:sched/core 45/47] kernel/sched/topology.c:23:20: error: unused
 function 'sched_debug'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git sched/core
head:   b2d5b9cec60fecc72a13191c2c6c05acf60975a5
commit: f43df9225fcad9b07a4ef4d0fe4c3ad2fb4ce82d [45/47] sched/topology: Remove unused numa_distance in cpu_attach_domain()
config: hexagon-buildonly-randconfig-r004-20211012 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project c3dcf39554dbea780d6cb7e12239451ba47a2668)
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/tip/tip.git/commit/?id=f43df9225fcad9b07a4ef4d0fe4c3ad2fb4ce82d
        git remote add tip https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git
        git fetch --no-tags tip sched/core
        git checkout f43df9225fcad9b07a4ef4d0fe4c3ad2fb4ce82d
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=hexagon 

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 >>):

>> kernel/sched/topology.c:23:20: error: unused function 'sched_debug' [-Werror,-Wunused-function]
   static inline bool sched_debug(void)
                      ^
   1 error generated.


vim +/sched_debug +23 kernel/sched/topology.c

f2cb13609d5397 Ingo Molnar    2017-02-01  22  
f2cb13609d5397 Ingo Molnar    2017-02-01 @23  static inline bool sched_debug(void)
f2cb13609d5397 Ingo Molnar    2017-02-01  24  {
9406415f46f612 Peter Zijlstra 2021-04-15  25  	return sched_debug_verbose;
f2cb13609d5397 Ingo Molnar    2017-02-01  26  }
f2cb13609d5397 Ingo Molnar    2017-02-01  27  

:::::: The code at line 23 was first introduced by commit
:::::: f2cb13609d5397cdd747f3ed6fb651233851717d sched/topology: Split out scheduler topology code from core.c into topology.c

:::::: TO: Ingo Molnar <mingo@...nel.org>
:::::: CC: Ingo Molnar <mingo@...nel.org>

---
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" (36144 bytes)