Hi Maxime, kernel test robot noticed the following build errors:
[auto build test ERROR on 499a718536dc0e1c1d1b6211847207d58acd9916] url: https://github.com/intel-lab-lkp/linux/commits/Maxime-Ripard/dma-contiguous-Turn-heap-registration-logic-around/20260227-212606 base: 499a718536dc0e1c1d1b6211847207d58acd9916 patch link: https://lore.kernel.org/r/20260227-dma-buf-heaps-as-modules-v2-8-454aee7e06cc%40kernel.org patch subject: [PATCH v2 8/9] dma-buf: heaps: cma: Turn the heap into a module config: x86_64-randconfig-002-20260227 (https://download.01.org/0day-ci/archive/20260228/[email protected]/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260228/[email protected]/reproduce) 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 <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "dma_contiguous_get_reserved_region" >> [drivers/dma-buf/heaps/cma_heap.ko] undefined! -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
