linux-kernel - [mingo-tip:sched/headers 2114/2384] arch/mips/vr41xx/common/irq.c:105:13: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'arch_init

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Date:   Sat, 15 Jan 2022 12:18:03 +0800
From:   kernel test robot <lkp@...el.com>
To:     Ingo Molnar <mingo@...nel.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [mingo-tip:sched/headers 2114/2384]
 arch/mips/vr41xx/common/irq.c:105:13: error: expected '=', ',', ';', 'asm'
 or '__attribute__' before 'arch_init_irq'

tree:   git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git sched/headers
head:   4c707c1c0de83967079b4e385012fa5b00e2cd11
commit: 9b3c6ae85a5f3f3a0471ed5fba5c33471c2d9290 [2114/2384] headers/deps: irq: Optimize <linux/irq.h> dependencies, remove <linux/slab.h>
config: mips-randconfig-r034-20220113 (https://download.01.org/0day-ci/archive/20220115/202201151230.NFPpJt0T-lkp@intel.com/config)
compiler: mipsel-linux-gcc (GCC) 11.2.0
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/mingo/tip.git/commit/?id=9b3c6ae85a5f3f3a0471ed5fba5c33471c2d9290
        git remote add mingo-tip git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git
        git fetch --no-tags mingo-tip sched/headers
        git checkout 9b3c6ae85a5f3f3a0471ed5fba5c33471c2d9290
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=mips SHELL=/bin/bash arch/mips/vr41xx/common/

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 >>):

   In file included from include/linux/irq.h:19,
                    from include/linux/irqdesc.h:6,
                    from arch/mips/vr41xx/common/irq.c:7:
   arch/mips/include/asm/irq.h:23:20: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'init_IRQ'
      23 | extern void __init init_IRQ(void);
         |                    ^~~~~~~~
   arch/mips/vr41xx/common/irq.c:22:5: warning: no previous prototype for 'cascade_irq' [-Wmissing-prototypes]
      22 | int cascade_irq(unsigned int irq, int (*get_irq)(unsigned int))
         |     ^~~~~~~~~~~
>> arch/mips/vr41xx/common/irq.c:105:13: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'arch_init_irq'
     105 | void __init arch_init_irq(void)
         |             ^~~~~~~~~~~~~


vim +105 arch/mips/vr41xx/common/irq.c

979934da9e7a00 Yoichi Yuasa 2005-09-03  104  
979934da9e7a00 Yoichi Yuasa 2005-09-03 @105  void __init arch_init_irq(void)

:::::: The code at line 105 was first introduced by commit
:::::: 979934da9e7a0005bd9c8b1d7d00febb59ff67f7 [PATCH] mips: update IRQ handling for vr41xx

:::::: TO: Yoichi Yuasa <yuasa@...iij4u.or.jp>
:::::: CC: Linus Torvalds <torvalds@....osdl.org>

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