Messages in this thread | | | Date | Wed, 12 Aug 2020 13:03:37 +0800 | From | kernel test robot <> | Subject | drivers/gpu/drm/i915/i915_sw_fence.c:84:20: error: unused function 'debug_fence_init_onstack' |
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Hi Masahiro,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: fb893de323e2d39f7a1f6df425703a2edbdf56ea commit: 6863f5643dd717376c2fdc85a47a00f9d738a834 kbuild: allow Clang to find unused static inline functions for W=1 build date: 11 months ago config: x86_64-randconfig-a005-20200812 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 4f2ad15db535873dda9bfe248a2771023b64a43c) 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 git checkout 6863f5643dd717376c2fdc85a47a00f9d738a834 # 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/i915_sw_fence.c:84:20: error: unused function 'debug_fence_init_onstack' [-Werror,-Wunused-function] static inline void debug_fence_init_onstack(struct i915_sw_fence *fence) ^ >> drivers/gpu/drm/i915/i915_sw_fence.c:105:20: error: unused function 'debug_fence_free' [-Werror,-Wunused-function] static inline void debug_fence_free(struct i915_sw_fence *fence) ^ 2 errors generated. -- >> drivers/gpu/drm/i915/display/intel_hdmi.c:1696:26: error: unused function 'intel_hdmi_hdcp2_protocol' [-Werror,-Wunused-function] enum hdcp_wired_protocol intel_hdmi_hdcp2_protocol(void) ^ 1 error generated. -- >> drivers/gpu/drm/i915/gvt/gtt.c:263:19: error: unused function 'get_pt_type' [-Werror,-Wunused-function] static inline int get_pt_type(int type) ^ >> drivers/gpu/drm/i915/gvt/gtt.c:587:20: 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 +/debug_fence_init_onstack +84 drivers/gpu/drm/i915/i915_sw_fence.c
fc1584059d6c43 Chris Wilson 2016-11-25 83 214707fc2ce08d Chris Wilson 2017-10-12 @84 static inline void debug_fence_init_onstack(struct i915_sw_fence *fence) 214707fc2ce08d Chris Wilson 2017-10-12 85 { 214707fc2ce08d Chris Wilson 2017-10-12 86 } 214707fc2ce08d Chris Wilson 2017-10-12 87 fc1584059d6c43 Chris Wilson 2016-11-25 88 static inline void debug_fence_activate(struct i915_sw_fence *fence) fc1584059d6c43 Chris Wilson 2016-11-25 89 { fc1584059d6c43 Chris Wilson 2016-11-25 90 } fc1584059d6c43 Chris Wilson 2016-11-25 91 fc1584059d6c43 Chris Wilson 2016-11-25 92 static inline void debug_fence_set_state(struct i915_sw_fence *fence, fc1584059d6c43 Chris Wilson 2016-11-25 93 int old, int new) fc1584059d6c43 Chris Wilson 2016-11-25 94 { fc1584059d6c43 Chris Wilson 2016-11-25 95 } fc1584059d6c43 Chris Wilson 2016-11-25 96 fc1584059d6c43 Chris Wilson 2016-11-25 97 static inline void debug_fence_deactivate(struct i915_sw_fence *fence) fc1584059d6c43 Chris Wilson 2016-11-25 98 { fc1584059d6c43 Chris Wilson 2016-11-25 99 } fc1584059d6c43 Chris Wilson 2016-11-25 100 fc1584059d6c43 Chris Wilson 2016-11-25 101 static inline void debug_fence_destroy(struct i915_sw_fence *fence) fc1584059d6c43 Chris Wilson 2016-11-25 102 { fc1584059d6c43 Chris Wilson 2016-11-25 103 } fc1584059d6c43 Chris Wilson 2016-11-25 104 fc1584059d6c43 Chris Wilson 2016-11-25 @105 static inline void debug_fence_free(struct i915_sw_fence *fence) fc1584059d6c43 Chris Wilson 2016-11-25 106 { fc1584059d6c43 Chris Wilson 2016-11-25 107 } fc1584059d6c43 Chris Wilson 2016-11-25 108
:::::: The code at line 84 was first introduced by commit :::::: 214707fc2ce08d09982bc4fe4b7a1c1f010e82be drm/i915/selftests: Wrap a timer into a i915_sw_fence
:::::: TO: Chris Wilson <chris@chris-wilson.co.uk> :::::: CC: Chris Wilson <chris@chris-wilson.co.uk>
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