Messages in this thread | | | Date | Fri, 8 Jul 2022 08:02:24 +0800 | From | kernel test robot <> | Subject | [intel-tdx:guest-hardening-rebased 11/23] arch/x86/coco/tdx/tdx.c:297:14: warning: no previous prototype for 'tdx_write_msr' |
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tree: https://github.com/intel/tdx.git guest-hardening-rebased head: 64a4c4e66ca9cce1ca55de6d801f32284fbf7c8e commit: d1a7216a37f68b347a3622a0c8498134d5cb8970 [11/23] x86/tdx: Use direct paravirt call for wrmsrl config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20220708/202207080723.aRk54tCZ-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-3) 11.3.0 reproduce (this is a W=1 build): # https://github.com/intel/tdx/commit/d1a7216a37f68b347a3622a0c8498134d5cb8970 git remote add intel-tdx https://github.com/intel/tdx.git git fetch --no-tags intel-tdx guest-hardening-rebased git checkout d1a7216a37f68b347a3622a0c8498134d5cb8970 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/coco/tdx/ arch/x86/mm/
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/tdx/tdx.c:297:14: warning: no previous prototype for 'tdx_write_msr' [-Wmissing-prototypes] 297 | void notrace tdx_write_msr(unsigned int msr, u32 low, u32 high) | ^~~~~~~~~~~~~
vim +/tdx_write_msr +297 arch/x86/coco/tdx/tdx.c
296 > 297 void notrace tdx_write_msr(unsigned int msr, u32 low, u32 high) 298 { 299 struct tdx_hypercall_args args = { 300 .r10 = TDX_HYPERCALL_STANDARD, 301 .r11 = hcall_func(EXIT_REASON_MSR_WRITE), 302 .r12 = msr, 303 .r13 = (u64)high << 32 | low, 304 }; 305 306 if (tdx_fast_tdcall_path_msr(msr)) 307 __tdx_hypercall(&args, 0); 308 else 309 native_write_msr(msr, low, high); 310 } 311
-- 0-DAY CI Kernel Test Service https://01.org/lkp
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