[ammarfaizi2-block:google/android/kernel/common/android13-5.15 5191/5193] mm/compaction.c:761:15: error: redefinition of 'isolate_and_split_free_page'

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

tree:   https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android13-5.15
head:   f82f0ceba5827c9d5a3c9326c95f591ebf254003
commit: f47b852faa4afaae0e534b616f2864bb587286e4 [5191/5193] ANDROID: implement wrapper for reverse migration
config: i386-randconfig-a006 (https://download.01.org/0day-ci/archive/20220318/202203182124.wIWFJftW-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project a6e70e4056dff962ec634c5bd4f2f4105a0bef71)
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://github.com/ammarfaizi2/linux-block/commit/f47b852faa4afaae0e534b616f2864bb587286e4
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android13-5.15
        git checkout f47b852faa4afaae0e534b616f2864bb587286e4
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> mm/compaction.c:761:15: error: redefinition of 'isolate_and_split_free_page'
   unsigned long isolate_and_split_free_page(struct page *page,
                 ^
   include/linux/compaction.h:230:22: note: previous definition is here
   static unsigned long isolate_and_split_free_page(struct page *page,
                        ^
   1 error generated.


vim +/isolate_and_split_free_page +761 mm/compaction.c

   760	
 > 761	unsigned long isolate_and_split_free_page(struct page *page,
   762							struct list_head *list)
   763	{
   764		unsigned long isolated;
   765		unsigned int order;
   766	
   767		if (!PageBuddy(page))
   768			return 0;
   769	
   770		order = buddy_order(page);
   771		isolated = __isolate_free_page(page, order);
   772		if (!isolated)
   773			return 0;
   774	
   775		set_page_private(page, order);
   776		list_add(&page->lru, list);
   777	
   778		split_map_pages(list);
   779	
   780		return isolated;
   781	}
   782	EXPORT_SYMBOL_GPL(isolate_and_split_free_page);
   783	

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