Messages in this thread | | | Date | Wed, 24 Mar 2021 16:55:31 +0800 | From | Zhenyu Wang <> | Subject | Re: drivers/gpu/drm/i915/gvt/gtt.c:267:19: error: unused function 'get_pt_type' |
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On 2021.03.23 15:15:29 -0700, Nick Desaulniers wrote: > On Fri, Mar 19, 2021 at 11:45 PM kernel test robot <lkp@intel.com> 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.
I'll check that, should be some left over last big gtt code refactor. Looks lkp guys don't apply -Wunused-function for gvt tree build test...
Thanks
> > > 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 <lkp@intel.com> > > > > 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 <zhi.a.wang@intel.com> > > :::::: CC: Zhenyu Wang <zhenyuw@linux.intel.com> > > > > --- > > 0-DAY CI Kernel Test Service, Intel Corporation > > https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org > > > > -- > Thanks, > ~Nick Desaulniers [unhandled content-type:application/pgp-signature] | |