Hi Gwan-gyeong,
kernel test robot noticed the following build errors:
[auto build test ERROR on tip/x86/mm] [also build test ERROR on linus/master v6.14-rc6] [cannot apply to akpm-mm/mm-everything tip/x86/core next-20250311] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Gwan-gyeong-Mun/mm-introduce-... base: tip/x86/mm patch link: https://lore.kernel.org/r/20250311114420.240341-1-gwan-gyeong.mun%40intel.co... patch subject: [PATCH] mm: introduce include/linux/pgalloc.h config: x86_64-buildonly-randconfig-002-20250311 (https://download.01.org/0day-ci/archive/20250311/202503112344.GSI5KIK4-lkp@i...) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250311/202503112344.GSI5KIK4-lkp@i...)
If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot lkp@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202503112344.GSI5KIK4-lkp@intel.com/
All errors (new ones prefixed by >>):
arch/x86/mm/init_64.c:236:6: error: redefinition of 'arch_sync_global_p4ds'
236 | void arch_sync_global_p4ds(unsigned long start, unsigned long end) {} | ^~~~~~~~~~~~~~~~~~~~~ arch/x86/mm/init_64.c:228:6: note: previous definition of 'arch_sync_global_p4ds' with type 'void(long unsigned int, long unsigned int)' 228 | void arch_sync_global_p4ds(unsigned long start, unsigned long end) | ^~~~~~~~~~~~~~~~~~~~~
arch/x86/mm/init_64.c:238:6: error: redefinition of 'arch_sync_global_pgds'
238 | void arch_sync_global_pgds(unsigned long start, unsigned long end) | ^~~~~~~~~~~~~~~~~~~~~ arch/x86/mm/init_64.c:233:6: note: previous definition of 'arch_sync_global_pgds' with type 'void(long unsigned int, long unsigned int)' 233 | void arch_sync_global_pgds(unsigned long start, unsigned long end) {} | ^~~~~~~~~~~~~~~~~~~~~
vim +/arch_sync_global_p4ds +236 arch/x86/mm/init_64.c
234 235 #if CONFIG_PGTABLE_LEVELS > 4
236 void arch_sync_global_p4ds(unsigned long start, unsigned long end) {}
237
238 void arch_sync_global_pgds(unsigned long start, unsigned long end)
239 { 240 sync_global_pgds(start, end); 241 } 242