Messages in this thread | | | Date | Fri, 7 Jan 2022 22:55:31 +0800 | From | kernel test robot <> | Subject | [intel-tdx:guest-upstream 23/33] arch/x86/kernel/cc_platform.c:82:10: warning: no previous prototype for 'pgprot_encrypted' |
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tree: https://github.com/intel/tdx.git guest-upstream head: a19e5eff857e7bb62ae28f50bf8416a71fee443d commit: f4b36432cc6c6a9388da5f75da8bffa78d6a74a9 [23/33] x86/tdx: Make pages shared in ioremap() config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20220107/202201072256.yQG6agRZ-lkp@intel.com/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/intel/tdx/commit/f4b36432cc6c6a9388da5f75da8bffa78d6a74a9 git remote add intel-tdx https://github.com/intel/tdx.git git fetch --no-tags intel-tdx guest-upstream git checkout f4b36432cc6c6a9388da5f75da8bffa78d6a74a9 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/kernel/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> arch/x86/kernel/cc_platform.c:82:10: warning: no previous prototype for 'pgprot_encrypted' [-Wmissing-prototypes] 82 | pgprot_t pgprot_encrypted(pgprot_t prot) | ^~~~~~~~~~~~~~~~ >> arch/x86/kernel/cc_platform.c:93:10: warning: no previous prototype for 'pgprot_decrypted' [-Wmissing-prototypes] 93 | pgprot_t pgprot_decrypted(pgprot_t prot) | ^~~~~~~~~~~~~~~~
vim +/pgprot_encrypted +82 arch/x86/kernel/cc_platform.c
81 > 82 pgprot_t pgprot_encrypted(pgprot_t prot) 83 { 84 if (sme_me_mask) 85 return __pgprot(__sme_set(pgprot_val(prot))); 86 else if (is_tdx_guest()) 87 return __pgprot(pgprot_val(prot) & ~tdx_shared_mask()); 88 89 return prot; 90 } 91 EXPORT_SYMBOL_GPL(pgprot_encrypted); 92 > 93 pgprot_t pgprot_decrypted(pgprot_t prot)
--- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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