Hi Nick, FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 60e720931556fc1034d0981460164dcf02697679 commit: 9f4069b055d1508c833115df7493b6e0001e5c9b drm/i915: re-disable -Wframe-address date: 5 months ago config: x86_64-randconfig-a005-20201001 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project bcd05599d0e53977a963799d6ee4f6e0bc21331b) 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 <l...@intel.com> All errors (new ones prefixed by >>): >> drivers/gpu/drm/i915/gt/intel_workarounds.c:1082:20: error: function >> 'is_nonpriv_flags_valid' is not needed and will not be emitted >> [-Werror,-Wunneeded-internal-declaration] static inline bool is_nonpriv_flags_valid(u32 flags) ^ 1 error generated. -- >> drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:259:19: error: unused >> function 'rq_prio' [-Werror,-Wunused-function] static inline int rq_prio(const struct i915_request *rq) ^ 1 error generated. -- >> 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 +/is_nonpriv_flags_valid +1082 drivers/gpu/drm/i915/gt/intel_workarounds.c 094304beb4e1f4 drivers/gpu/drm/i915/intel_workarounds.c Tvrtko Ursulin 2018-12-03 1081 1e2b7f497c28a4 drivers/gpu/drm/i915/gt/intel_workarounds.c John Harrison 2019-07-12 @1082 static inline bool is_nonpriv_flags_valid(u32 flags) 1e2b7f497c28a4 drivers/gpu/drm/i915/gt/intel_workarounds.c John Harrison 2019-07-12 1083 { 1e2b7f497c28a4 drivers/gpu/drm/i915/gt/intel_workarounds.c John Harrison 2019-07-12 1084 /* Check only valid flag bits are set */ 1e2b7f497c28a4 drivers/gpu/drm/i915/gt/intel_workarounds.c John Harrison 2019-07-12 1085 if (flags & ~RING_FORCE_TO_NONPRIV_MASK_VALID) 1e2b7f497c28a4 drivers/gpu/drm/i915/gt/intel_workarounds.c John Harrison 2019-07-12 1086 return false; 1e2b7f497c28a4 drivers/gpu/drm/i915/gt/intel_workarounds.c John Harrison 2019-07-12 1087 1e2b7f497c28a4 drivers/gpu/drm/i915/gt/intel_workarounds.c John Harrison 2019-07-12 1088 /* NB: Only 3 out of 4 enum values are valid for access field */ 1e2b7f497c28a4 drivers/gpu/drm/i915/gt/intel_workarounds.c John Harrison 2019-07-12 1089 if ((flags & RING_FORCE_TO_NONPRIV_ACCESS_MASK) == 1e2b7f497c28a4 drivers/gpu/drm/i915/gt/intel_workarounds.c John Harrison 2019-07-12 1090 RING_FORCE_TO_NONPRIV_ACCESS_INVALID) 1e2b7f497c28a4 drivers/gpu/drm/i915/gt/intel_workarounds.c John Harrison 2019-07-12 1091 return false; 1e2b7f497c28a4 drivers/gpu/drm/i915/gt/intel_workarounds.c John Harrison 2019-07-12 1092 1e2b7f497c28a4 drivers/gpu/drm/i915/gt/intel_workarounds.c John Harrison 2019-07-12 1093 return true; 1e2b7f497c28a4 drivers/gpu/drm/i915/gt/intel_workarounds.c John Harrison 2019-07-12 1094 } 1e2b7f497c28a4 drivers/gpu/drm/i915/gt/intel_workarounds.c John Harrison 2019-07-12 1095 :::::: The code at line 1082 was first introduced by commit :::::: 1e2b7f497c28a47793a95d8f0cc8e135899827f1 drm/i915: Add test for invalid flag bits in whitelist entries :::::: TO: John Harrison <john.c.harri...@intel.com> :::::: CC: Tvrtko Ursulin <tvrtko.ursu...@intel.com> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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