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Subject[ammarfaizi2-block:google/android/kernel/common/android12-trusty-5.10 5835/5872] mm/compaction.c:766:15: error: redefinition of 'isolate_and_split_free_page'
tree:   https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android12-trusty-5.10
head: 07055bfd3d810d41a38354693dfaa55a6f8c0025
commit: 8cd9aa93b7269460e8d5e4407738f21fe5d6e720 [5835/5872] ANDROID: implement wrapper for reverse migration
config: arm64-randconfig-r036-20220327 (https://download.01.org/0day-ci/archive/20220330/202203301416.uykWxBeR-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0f6d9501cf49ce02937099350d08f20c4af86f3d)
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
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# https://github.com/ammarfaizi2/linux-block/commit/8cd9aa93b7269460e8d5e4407738f21fe5d6e720
git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android12-trusty-5.10
git checkout 8cd9aa93b7269460e8d5e4407738f21fe5d6e720
# 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=arm64 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:766:15: error: redefinition of 'isolate_and_split_free_page'
unsigned long isolate_and_split_free_page(struct page *page,
^
include/linux/compaction.h:241:22: 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 +766 mm/compaction.c

765
> 766 unsigned long isolate_and_split_free_page(struct page *page,
767 struct list_head *list)
768 {
769 unsigned long isolated;
770 unsigned int order;
771
772 if (!PageBuddy(page))
773 return 0;
774
775 order = buddy_order(page);
776 isolated = __isolate_free_page(page, order);
777 if (!isolated)
778 return 0;
779
780 set_page_private(page, order);
781 list_add(&page->lru, list);
782
783 split_map_pages(list);
784
785 return isolated;
786 }
787 EXPORT_SYMBOL_GPL(isolate_and_split_free_page);
788

--
0-DAY CI Kernel Test Service
https://01.org/lkp

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