linux-kernel - arch/mips/loongson64/reset.c:133:2: error: 'secondary_kexec

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Message-ID: <202104302128.JlwfOdDv-lkp@intel.com>
Date:   Fri, 30 Apr 2021 21:18:36 +0800
From:   kernel test robot <lkp@...el.com>
To:     Huacai Chen <chenhc@...ote.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Jinyang He <hejinyang@...ngson.cn>,
        Youling Tang <tangyouling@...ngson.cn>
Subject: arch/mips/loongson64/reset.c:133:2: error: 'secondary_kexec_args'
 undeclared

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   8ca5297e7e38f2dc8c753d33a5092e7be181fff0
commit: 6ce48897ce476bed86fde28752c27596e8753277 MIPS: Loongson64: Add kexec/kdump support
date:   2 weeks ago
config: mips-randconfig-s032-20210430 (attached as .config)
compiler: mips64el-linux-gcc (GCC) 9.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.3-341-g8af24329-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6ce48897ce476bed86fde28752c27596e8753277
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 6ce48897ce476bed86fde28752c27596e8753277
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=mips 

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/mips/loongson64/reset.c: In function 'loongson_kexec_shutdown':
>> arch/mips/loongson64/reset.c:133:2: error: 'secondary_kexec_args' undeclared (first use in this function)
     133 |  secondary_kexec_args[0] = TO_UNCAC(0x3ff01000);
         |  ^~~~~~~~~~~~~~~~~~~~
   arch/mips/loongson64/reset.c:133:2: note: each undeclared identifier is reported only once for each function it appears in
   arch/mips/loongson64/reset.c: In function 'loongson_crash_shutdown':
   arch/mips/loongson64/reset.c:144:2: error: 'secondary_kexec_args' undeclared (first use in this function)
     144 |  secondary_kexec_args[0] = TO_UNCAC(0x3ff01000);
         |  ^~~~~~~~~~~~~~~~~~~~


vim +/secondary_kexec_args +133 arch/mips/loongson64/reset.c

   119	
   120	static void loongson_kexec_shutdown(void)
   121	{
   122	#ifdef CONFIG_SMP
   123		int cpu;
   124	
   125		/* All CPUs go to reboot_code_buffer */
   126		for_each_possible_cpu(cpu)
   127			if (!cpu_online(cpu))
   128				cpu_device_up(get_cpu_device(cpu));
   129	#endif
   130		kexec_args[0] = kexec_argc;
   131		kexec_args[1] = fw_arg1;
   132		kexec_args[2] = fw_arg2;
 > 133		secondary_kexec_args[0] = TO_UNCAC(0x3ff01000);
   134		memcpy((void *)fw_arg1, kexec_argv, KEXEC_ARGV_SIZE);
   135		memcpy((void *)fw_arg2, kexec_envp, KEXEC_ENVP_SIZE);
   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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