Re: [PATCH -tip v7 1/2] irq: Make irqentry text section unconditional

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From	kbuild test robot <lkp@intel.com>
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Subject	Re: [PATCH -tip v7 1/2] irq: Make irqentry text section unconditional
Date	Sat, 29 Jul 2017 13:20:01 +0200
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Hi Masami,

[auto build test ERROR on tip/x86/core]
[also build test ERROR on v4.13-rc2 next-20170728]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Masami-Hiramatsu/irq-Make-irqentry-text-section-unconditional/20170729-170710
config: h8300-h8300h-sim_defconfig (attached as .config)
compiler: h8300-linux-gcc (GCC) 6.2.0
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=h8300 

All errors (new ones prefixed by >>):

   In file included from arch/h8300/kernel/process.c:45:0:
>> arch/h8300/include/asm/traps.h:36:21: error: conflicting types for '_etext'
    extern char _start, _etext;
                        ^~~~~~
   In file included from ./arch/h8300/include/generated/asm/sections.h:1:0,
                    from include/linux/interrupt.h:21,
                    from arch/h8300/kernel/process.c:38:
   include/asm-generic/sections.h:33:32: note: previous declaration of '_etext' was here
    extern char _text[], _stext[], _etext[];
                                   ^~~~~~

vim +/_etext +36 arch/h8300/include/asm/traps.h

d2a5f499 Yoshinori Sato 2015-05-11  35  
d2a5f499 Yoshinori Sato 2015-05-11 @36  extern char _start, _etext;
d2a5f499 Yoshinori Sato 2015-05-11  37  #define check_kernel_text(addr) \
d2a5f499 Yoshinori Sato 2015-05-11  38  	((addr >= (unsigned long)(&_start)) && \
bf24eec3 Yoshinori Sato 2016-01-15  39  	 (addr <  (unsigned long)(&_etext)) && !(addr & 1))
d2a5f499 Yoshinori Sato 2015-05-11  40  

:::::: The code at line 36 was first introduced by commit
:::::: d2a5f4999f6c211adf30d9788349e13988d6f2a7 h8300: Assembly headers

:::::: TO: Yoshinori Sato <ysato@users.sourceforge.jp>
:::::: CC: Yoshinori Sato <ysato@users.sourceforge.jp>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Thread

[PATCH -tip v7 1/2] irq: Make irqentry text section unconditional Masami Hiramatsu <mhiramat@kernel.org> - 2017-07-28 16:10 +0200
  Re: [PATCH -tip v7 1/2] irq: Make irqentry text section unconditional kbuild test robot <lkp@intel.com> - 2017-07-29 13:20 +0200
    Re: [PATCH -tip v7 1/2] irq: Make irqentry text section  unconditional Masami Hiramatsu <mhiramat@kernel.org> - 2017-07-30 05:10 +0200
  Re: [PATCH -tip v7 1/2] irq: Make irqentry text section unconditional kbuild test robot <lkp@intel.com> - 2017-07-29 13:20 +0200

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