Re: [PATCH v2 3/4] binder: Add flags to relinquish ownership of fds

From: kernel test robot
Date: Tue Jan 24 2023 - 23:22:18 EST


Hi Mercier",

Thank you for the patch! Yet something to improve:

[auto build test ERROR on 2241ab53cbb5cdb08a6b2d4688feb13971058f65]

url: https://github.com/intel-lab-lkp/linux/commits/T-J-Mercier/memcg-Track-exported-dma-buffers/20230124-032017
base: 2241ab53cbb5cdb08a6b2d4688feb13971058f65
patch link: https://lore.kernel.org/r/20230123191728.2928839-4-tjmercier%40google.com
patch subject: [PATCH v2 3/4] binder: Add flags to relinquish ownership of fds
config: x86_64-randconfig-a016-20230123 (https://download.01.org/0day-ci/archive/20230125/202301251234.klClMpZF-lkp@xxxxxxxxx/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
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/intel-lab-lkp/linux/commit/41e80f59d1b70691eefc0490e7f1df800cead9f2
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review T-J-Mercier/memcg-Track-exported-dma-buffers/20230124-032017
git checkout 41e80f59d1b70691eefc0490e7f1df800cead9f2
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: dma_buf_transfer_charge
>>> referenced by binder.c:2280 (drivers/android/binder.c:2280)
>>> drivers/android/binder.o:(binder_translate_fd) in archive vmlinux.a

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests