On Fri, Mar 19, 2021 at 11:45 PM kernel test robot wrote: > > Hi Nick, > > FYI, the error/warning still remains. > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > head: 1c273e10bc0cc7efb933e0ca10e260cdfc9f0b8c > commit: 9f4069b055d1508c833115df7493b6e0001e5c9b drm/i915: re-disable -Wframe-address This in unrelated to my change. + Changbin, Zhenyu (authors of 3aff3512802) and Zhi (author of 054f4eba2a298) in case there's any interest in fixing this up. Otherwise I don't think these tiny helpful functions were meant to be used somewhere but are not, so there's not much value in cleaning them up. > date: 11 months ago > config: x86_64-randconfig-a016-20210319 (attached as .config) > compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project fcc1ce00931751ac02498986feb37744e9ace8de) > 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 > # install x86_64 cross compiling tool for clang build > # apt-get install binutils-x86-64-linux-gnu > # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9f4069b055d1508c833115df7493b6e0001e5c9b > git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git > git fetch --no-tags linus master > git checkout 9f4069b055d1508c833115df7493b6e0001e5c9b > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot > > All errors (new ones prefixed by >>): > > >> drivers/gpu/drm/i915/gvt/gtt.c:267:19: error: unused function 'get_pt_type' [-Werror,-Wunused-function] > static inline int get_pt_type(int type) > ^ > >> drivers/gpu/drm/i915/gvt/gtt.c:590:20: error: unused function 'ppgtt_set_guest_root_entry' [-Werror,-Wunused-function] > static inline void ppgtt_set_guest_root_entry(struct intel_vgpu_mm *mm, > ^ > 2 errors generated. > > > vim +/get_pt_type +267 drivers/gpu/drm/i915/gvt/gtt.c > > 2707e44466881d6 Zhi Wang 2016-03-28 266 > 054f4eba2a2985b Zhi Wang 2017-10-10 @267 static inline int get_pt_type(int type) > 054f4eba2a2985b Zhi Wang 2017-10-10 268 { > 054f4eba2a2985b Zhi Wang 2017-10-10 269 return gtt_type_table[type].pt_type; > 054f4eba2a2985b Zhi Wang 2017-10-10 270 } > 054f4eba2a2985b Zhi Wang 2017-10-10 271 > > :::::: The code at line 267 was first introduced by commit > :::::: 054f4eba2a2985b1db43353b7b5ce90e96cf9bb9 drm/i915/gvt: Introduce page table type of current level in GTT type enumerations > > :::::: TO: Zhi Wang > :::::: CC: Zhenyu Wang > > --- > 0-DAY CI Kernel Test Service, Intel Corporation > https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org -- Thanks, ~Nick Desaulniers