[linux-rt-devel:linux-5.4.y-rt 284/325] drivers/gpu/drm/i915/gt/intel_engine_pm.c:43:30: warning: unused variable 'timeline_lock'

[linux-rt-devel:linux-5.4.y-rt 284/325] drivers/gpu/drm/i915/gt/intel_engine_pm.c:43:30: warning: unused variable 'timeline_lock'

[kbuild test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-5.4.y-rt
head:   5fbf1e70f11dba64cc05c9d85120a3aa7c67a4a2
commit: 2e15957cba4c069e9fe039111fb70565e95eab3b [284/325] drm/i915/gt: use a LOCAL_IRQ_LOCK in __timeline_mark_lock()
config: x86_64-randconfig-a016-20200515 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 13d44b2a0c7ef404b13b16644765977cd5310fe2)
reproduce:
        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 2e15957cba4c069e9fe039111fb70565e95eab3b
        # 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: kbuild test robot <lkp@intel.com>

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

>> drivers/gpu/drm/i915/gt/intel_engine_pm.c:43:30: warning: unused variable 'timeline_lock' [-Wunused-const-variable]
static DEFINE_LOCAL_IRQ_LOCK(timeline_lock);
^
1 warning generated.

vim +/timeline_lock +43 drivers/gpu/drm/i915/gt/intel_engine_pm.c

    42	
  > 43	static DEFINE_LOCAL_IRQ_LOCK(timeline_lock);
    44	

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

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