[linux-next:master 11821/11843] mm/mmu_gather.c:130:2: error: implicit declaration of function '__tlb_remove_table'; did you mean 'tlb_remove_table'?

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   eb9ebdceaadcab583114dd84f2a630603405e50f
commit: 47f9cd553915150ad3577556c253baf632e58207 [11821/11843] asm-generic/tlb: rename HAVE_RCU_TABLE_FREE
config: sparc64-allnoconfig (attached as .config)
compiler: sparc64-linux-gcc (GCC) 7.5.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 47f9cd553915150ad3577556c253baf632e58207
        # save the attached .config to linux build tree
        GCC_VERSION=7.5.0 make.cross ARCH=sparc64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

   mm/mmu_gather.c: In function 'tlb_remove_table_one':
>> mm/mmu_gather.c:130:2: error: implicit declaration of function '__tlb_remove_table'; did you mean 'tlb_remove_table'? [-Werror=implicit-function-declaration]
     __tlb_remove_table(table);
     ^~~~~~~~~~~~~~~~~~
     tlb_remove_table
   cc1: some warnings being treated as errors

vim +130 mm/mmu_gather.c

196d9d8bb71dea Peter Zijlstra 2018-09-03  119  
196d9d8bb71dea Peter Zijlstra 2018-09-03  120  static void tlb_remove_table_one(void *table)
196d9d8bb71dea Peter Zijlstra 2018-09-03  121  {
196d9d8bb71dea Peter Zijlstra 2018-09-03  122  	/*
196d9d8bb71dea Peter Zijlstra 2018-09-03  123  	 * This isn't an RCU grace period and hence the page-tables cannot be
196d9d8bb71dea Peter Zijlstra 2018-09-03  124  	 * assumed to be actually RCU-freed.
196d9d8bb71dea Peter Zijlstra 2018-09-03  125  	 *
196d9d8bb71dea Peter Zijlstra 2018-09-03  126  	 * It is however sufficient for software page-table walkers that rely on
196d9d8bb71dea Peter Zijlstra 2018-09-03  127  	 * IRQ disabling. See the comment near struct mmu_table_batch.
196d9d8bb71dea Peter Zijlstra 2018-09-03  128  	 */
196d9d8bb71dea Peter Zijlstra 2018-09-03  129  	smp_call_function(tlb_remove_table_smp_sync, NULL, 1);
196d9d8bb71dea Peter Zijlstra 2018-09-03 @130  	__tlb_remove_table(table);
196d9d8bb71dea Peter Zijlstra 2018-09-03  131  }
196d9d8bb71dea Peter Zijlstra 2018-09-03  132  

:::::: The code at line 130 was first introduced by commit
:::::: 196d9d8bb71deaa2d1c7170c88a2f1a318363047 mm/memory: Move mmu_gather and TLB invalidation code into its own file

:::::: TO: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
:::::: CC: Will Deacon <will.deacon@xxxxxxx>

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

Attachment: .config.gz
Description: application/gzip


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