[linux-next:pending-fixes 265/356] arch/riscv/kernel/cpu-hotplug.c:43:2: error: implicit declaration of function 'numa_remove_cpu'

* [linux-next:pending-fixes 265/356] arch/riscv/kernel/cpu-hotplug.c:43:2: error: implicit declaration of function 'numa_remove_cpu'
@ 2022-02-10  8:51 ` kernel test robot
  0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2022-02-10  8:51 UTC (permalink / raw)
  To: Pingfan Liu
  Cc: llvm, kbuild-all, Linux Memory Management List, Palmer Dabbelt

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git pending-fixes
head:   dfd7907f4e4fe53417c1436f4a727a143e0ba2d2
commit: c3c94752087e789419be7024116c0a7b22883541 [265/356] riscv: cpu-hotplug: clear cpu from numa map when teardown
config: riscv-randconfig-c006-20220210 (https://download.01.org/0day-ci/archive/20220210/202202101650.4mU4Ubis-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project aa845d7a245d85c441d0bd44fc7b6c3be8f3de8d)
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
        # install riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=c3c94752087e789419be7024116c0a7b22883541
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next pending-fixes
        git checkout c3c94752087e789419be7024116c0a7b22883541
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

>> arch/riscv/kernel/cpu-hotplug.c:43:2: error: implicit declaration of function 'numa_remove_cpu' [-Werror,-Wimplicit-function-declaration]
           numa_remove_cpu(cpu);
           ^
   arch/riscv/kernel/cpu-hotplug.c:43:2: note: did you mean 'remove_cpu'?
   include/linux/cpu.h:128:5: note: 'remove_cpu' declared here
   int remove_cpu(unsigned int cpu);
       ^
   1 error generated.

vim +/numa_remove_cpu +43 arch/riscv/kernel/cpu-hotplug.c

    24	
    25	/*
    26	 * __cpu_disable runs on the processor to be shutdown.
    27	 */
    28	int __cpu_disable(void)
    29	{
    30		int ret = 0;
    31		unsigned int cpu = smp_processor_id();
    32	
    33		if (!cpu_ops[cpu] || !cpu_ops[cpu]->cpu_stop)
    34			return -EOPNOTSUPP;
    35	
    36		if (cpu_ops[cpu]->cpu_disable)
    37			ret = cpu_ops[cpu]->cpu_disable(cpu);
    38	
    39		if (ret)
    40			return ret;
    41	
    42		remove_cpu_topology(cpu);
  > 43		numa_remove_cpu(cpu);
    44		set_cpu_online(cpu, false);
    45		irq_migrate_all_off_this_cpu();
    46	
    47		return ret;
    48	}
    49	

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

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