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Subject[intel-tdx:guest 36/144] arch/x86/mm/mem_encrypt_common.c:14:6: error: no previous prototype for function 'force_dma_unencrypted'
tree:   https://github.com/intel/tdx.git guest
head: 41fe88a1b3c28543f49fa6ed9e0e9b6650ed7614
commit: e6712c98ae60430d8f0d207fa3352e408a56c69f [36/144] x86/mm: Move force_dma_unencrypted() to common code
config: x86_64-buildonly-randconfig-r002-20211109 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 63ef0e17e28827eae53133b3467bdac7d9729318)
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/tdx/commit/e6712c98ae60430d8f0d207fa3352e408a56c69f
git remote add intel-tdx https://github.com/intel/tdx.git
git fetch --no-tags intel-tdx guest
git checkout e6712c98ae60430d8f0d207fa3352e408a56c69f
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=x86_64

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 >>):

>> arch/x86/mm/mem_encrypt_common.c:14:6: error: no previous prototype for function 'force_dma_unencrypted' [-Werror,-Wmissing-prototypes]
bool force_dma_unencrypted(struct device *dev)
^
arch/x86/mm/mem_encrypt_common.c:14:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
bool force_dma_unencrypted(struct device *dev)
^
static
1 error generated.


vim +/force_dma_unencrypted +14 arch/x86/mm/mem_encrypt_common.c

12
13 /* Override for DMA direct allocation check - ARCH_HAS_FORCE_DMA_UNENCRYPTED */
> 14 bool force_dma_unencrypted(struct device *dev)

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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