[drm-intel:drm-intel-next-queued 1/7] drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c:933:21: error: unused function 'unmask_page'

[kernel test robot]

tree:   git://anongit.freedesktop.org/drm-intel drm-intel-next-queued
head:   84d24cb5247a356a4310a25761f8aa56b8814538
commit: 9e0f9464e2ab36b864359a59b0e9058fdef0ce47 [1/7] drm/i915/gem: Async GPU relocations only
config: x86_64-randconfig-a011-20200605 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 6dd738e2f0609f7d3313b574a1d471263d2d3ba1)
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 9e0f9464e2ab36b864359a59b0e9058fdef0ce47
        # 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 at intel.com>

All errors (new ones prefixed by >>, old ones prefixed by <<):

>> drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c:933:21: error: unused function 'unmask_page' [-Werror,-Wunused-function]
static inline void *unmask_page(unsigned long p)
^
>> drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c:938:28: error: unused function 'unmask_flags' [-Werror,-Wunused-function]
static inline unsigned int unmask_flags(unsigned long p)
^
>> drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c:945:33: error: unused function 'cache_to_ggtt' [-Werror,-Wunused-function]
static inline struct i915_ggtt *cache_to_ggtt(struct reloc_cache *cache)
^
3 errors generated.

vim +/unmask_page +933 drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c

5032d871f7d300 drivers/gpu/drm/i915/i915_gem_execbuffer.c Rafael Barbalho 2013-08-21  932  
d50415cc6c8395 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2016-08-18 @933  static inline void *unmask_page(unsigned long p)
d50415cc6c8395 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2016-08-18  934  {
d50415cc6c8395 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2016-08-18  935  	return (void *)(uintptr_t)(p & PAGE_MASK);
d50415cc6c8395 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2016-08-18  936  }
d50415cc6c8395 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2016-08-18  937  
d50415cc6c8395 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2016-08-18 @938  static inline unsigned int unmask_flags(unsigned long p)
d50415cc6c8395 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2016-08-18  939  {
d50415cc6c8395 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2016-08-18  940  	return p & ~PAGE_MASK;
d50415cc6c8395 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2016-08-18  941  }
d50415cc6c8395 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2016-08-18  942  
d50415cc6c8395 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2016-08-18  943  #define KMAP 0x4 /* after CLFLUSH_FLAGS */
d50415cc6c8395 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2016-08-18  944  
650bc63568e421 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2017-06-15 @945  static inline struct i915_ggtt *cache_to_ggtt(struct reloc_cache *cache)
650bc63568e421 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2017-06-15  946  {
650bc63568e421 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2017-06-15  947  	struct drm_i915_private *i915 =
650bc63568e421 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2017-06-15  948  		container_of(cache, struct i915_execbuffer, reloc_cache)->i915;
650bc63568e421 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2017-06-15  949  	return &i915->ggtt;
650bc63568e421 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2017-06-15  950  }
650bc63568e421 drivers/gpu/drm/i915/i915_gem_execbuffer.c Chris Wilson    2017-06-15  951  

:::::: The code at line 933 was first introduced by commit
:::::: d50415cc6c8395602052b39a1a39290fba3d313e drm/i915: Refactor execbuffer relocation writing

:::::: TO: Chris Wilson <chris at chris-wilson.co.uk>
:::::: CC: Chris Wilson <chris at chris-wilson.co.uk>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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