* [intel-tdx:guest-attest 5/9] arch/x86/coco/mem.c:27:26: warning: function 'virt_to_dma' is not needed and will not be emitted
@ 2022-09-12 17:02 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2022-09-12 17:02 UTC (permalink / raw)
To: Kuppuswamy Sathyanarayanan; +Cc: llvm, kbuild-all, linux-kernel
tree: https://github.com/intel/tdx.git guest-attest
head: ef90ba1bf9a2aada5e1f9f6c27b5e2bde91a6991
commit: df7603408ff53cb1344704a728ee152672567b94 [5/9] x86/coco: Add cc_decrypted_alloc/free() interfaces
config: x86_64-randconfig-r021-20220912 (https://download.01.org/0day-ci/archive/20220913/202209130117.Ve8dGyqo-lkp@intel.com/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/tdx/commit/df7603408ff53cb1344704a728ee152672567b94
git remote add intel-tdx https://github.com/intel/tdx.git
git fetch --no-tags intel-tdx guest-attest
git checkout df7603408ff53cb1344704a728ee152672567b94
# 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 SHELL=/bin/bash arch/x86/coco/ arch/x86/kernel/ lib/ net/mptcp/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> arch/x86/coco/mem.c:27:26: warning: function 'virt_to_dma' is not needed and will not be emitted [-Wunneeded-internal-declaration]
static inline dma_addr_t virt_to_dma(void *vaddr)
^
1 warning generated.
vim +/virt_to_dma +27 arch/x86/coco/mem.c
26
> 27 static inline dma_addr_t virt_to_dma(void *vaddr)
28 {
29 return phys_to_dma(&mem_pdev->dev, virt_to_phys(vaddr));
30 }
31
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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2022-09-12 17:02 [intel-tdx:guest-attest 5/9] arch/x86/coco/mem.c:27:26: warning: function 'virt_to_dma' is not needed and will not be emitted kernel test robot
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