Re: [PATCH v3 2/8] dma-heap: charge dma-buf memory via explicit memcg

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

Hi Albert,

kernel test robot noticed the following build errors:

[auto build test ERROR on 24a19b953e2a3d0ea5a8c4951a0ab8f32720c907]

url:    https://github.com/intel-lab-lkp/linux/commits/Albert-Esteve/memcg-Add-MEMCG_DMABUF-accounting-infrastructure/20261027-160244
base:   24a19b953e2a3d0ea5a8c4951a0ab8f32720c907
patch link:    https://lore.kernel.org/r/20261027-v2_20230123_tjmercier_google_com-v3-2-78d2c4cb8647%40redhat.com
patch subject: [PATCH v3 2/8] dma-heap: charge dma-buf memory via explicit memcg
config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20261102/202611021401.ZN5EGF6G-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261102/202611021401.ZN5EGF6G-lkp@intel.com/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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202611021401.ZN5EGF6G-lkp@intel.com/

All errors (new ones prefixed by >>, old ones prefixed by <<):

>> ERROR: modpost: drivers/dma-buf/heaps/system_heap.ko: symbol 'mem_cgroup_reserve_dmabuf' undefined!
>> ERROR: modpost: drivers/dma-buf/heaps/system_heap.ko: symbol 'mem_cgroup_commit_dmabuf' undefined!
>> ERROR: modpost: drivers/dma-buf/heaps/system_heap.ko: symbol 'mem_cgroup_cancel_dmabuf' undefined!

--
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