Re: [PATCH v1 1/3] x86/mm: Adapt MODULES_END based on Fixmap section size

[kbuild test robot <lkp@intel.com>]

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Hi Thomas,

[auto build test ERROR on tip/auto-latest]
[also build test ERROR on v4.10-rc4 next-20170120]
[cannot apply to tip/x86/core]
[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/Thomas-Garnier/x86-mm-Adapt-MODULES_END-based-on-Fixmap-section-size/20170121-094756
config: x86_64-randconfig-x002-201703 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   arch/x86/mm/kasan_init_64.c: In function 'kasan_init':
>> arch/x86/mm/kasan_init_64.c:120:57: error: 'MODULES_END' undeclared (first use in this function)
     kasan_populate_zero_shadow(kasan_mem_to_shadow((void *)MODULES_END),
                                                            ^~~~~~~~~~~
   arch/x86/mm/kasan_init_64.c:120:57: note: each undeclared identifier is reported only once for each function it appears in

vim +/MODULES_END +120 arch/x86/mm/kasan_init_64.c

c420f167d Andrey Ryabinin 2015-02-13  114  		kasan_mem_to_shadow((void *)__START_KERNEL_map));
c420f167d Andrey Ryabinin 2015-02-13  115  
c420f167d Andrey Ryabinin 2015-02-13  116  	vmemmap_populate((unsigned long)kasan_mem_to_shadow(_stext),
c420f167d Andrey Ryabinin 2015-02-13  117  			(unsigned long)kasan_mem_to_shadow(_end),
c420f167d Andrey Ryabinin 2015-02-13  118  			NUMA_NO_NODE);
c420f167d Andrey Ryabinin 2015-02-13  119  
69786cdb3 Andrey Ryabinin 2015-08-13 @120  	kasan_populate_zero_shadow(kasan_mem_to_shadow((void *)MODULES_END),
ef7f0d6a6 Andrey Ryabinin 2015-02-13  121  			(void *)KASAN_SHADOW_END);
ef7f0d6a6 Andrey Ryabinin 2015-02-13  122  
ef7f0d6a6 Andrey Ryabinin 2015-02-13  123  	load_cr3(init_level4_pgt);

:::::: The code at line 120 was first introduced by commit
:::::: 69786cdb379bbc6eab14cf2393c1abd879316e85 x86/kasan, mm: Introduce generic kasan_populate_zero_shadow()

:::::: TO: Andrey Ryabinin <ryabinin.a.a@gmail.com>
:::::: CC: Ingo Molnar <mingo@kernel.org>

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0-DAY kernel test infrastructure                Open Source Technology Center
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