drivers/gpu/drm/i915/i915_sw_fence.c:90:20: error: unused function 'debug_fence_init_onstack'

From: kernel test robot
Date: Sun May 30 2021 - 21:35:39 EST

Hi Nick,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 8124c8a6b35386f73523d27eacb71b5364a68c4c
commit: 9f4069b055d1508c833115df7493b6e0001e5c9b drm/i915: re-disable -Wframe-address
date: 1 year, 1 month ago
config: x86_64-randconfig-b001-20210530 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project bc6799f2f79f0ae87e9f1ebf9d25ba799fbd25a9)
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@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> drivers/gpu/drm/i915/i915_sw_fence.c:90:20: 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:111:20: error: unused function 'debug_fence_free' [-Werror,-Wunused-function]
static inline void debug_fence_free(struct i915_sw_fence *fence)
^
2 errors generated.


vim +/debug_fence_init_onstack +90 drivers/gpu/drm/i915/i915_sw_fence.c

fc1584059d6c43 Chris Wilson 2016-11-25 89
214707fc2ce08d Chris Wilson 2017-10-12 @90 static inline void debug_fence_init_onstack(struct i915_sw_fence *fence)
214707fc2ce08d Chris Wilson 2017-10-12 91 {
214707fc2ce08d Chris Wilson 2017-10-12 92 }
214707fc2ce08d Chris Wilson 2017-10-12 93
fc1584059d6c43 Chris Wilson 2016-11-25 94 static inline void debug_fence_activate(struct i915_sw_fence *fence)
fc1584059d6c43 Chris Wilson 2016-11-25 95 {
fc1584059d6c43 Chris Wilson 2016-11-25 96 }
fc1584059d6c43 Chris Wilson 2016-11-25 97
fc1584059d6c43 Chris Wilson 2016-11-25 98 static inline void debug_fence_set_state(struct i915_sw_fence *fence,
fc1584059d6c43 Chris Wilson 2016-11-25 99 int old, int new)
fc1584059d6c43 Chris Wilson 2016-11-25 100 {
fc1584059d6c43 Chris Wilson 2016-11-25 101 }
fc1584059d6c43 Chris Wilson 2016-11-25 102
fc1584059d6c43 Chris Wilson 2016-11-25 103 static inline void debug_fence_deactivate(struct i915_sw_fence *fence)
fc1584059d6c43 Chris Wilson 2016-11-25 104 {
fc1584059d6c43 Chris Wilson 2016-11-25 105 }
fc1584059d6c43 Chris Wilson 2016-11-25 106
fc1584059d6c43 Chris Wilson 2016-11-25 107 static inline void debug_fence_destroy(struct i915_sw_fence *fence)
fc1584059d6c43 Chris Wilson 2016-11-25 108 {
fc1584059d6c43 Chris Wilson 2016-11-25 109 }
fc1584059d6c43 Chris Wilson 2016-11-25 110
fc1584059d6c43 Chris Wilson 2016-11-25 @111 static inline void debug_fence_free(struct i915_sw_fence *fence)
fc1584059d6c43 Chris Wilson 2016-11-25 112 {
fc1584059d6c43 Chris Wilson 2016-11-25 113 }
fc1584059d6c43 Chris Wilson 2016-11-25 114

:::::: The code at line 90 was first introduced by commit
:::::: 214707fc2ce08d09982bc4fe4b7a1c1f010e82be drm/i915/selftests: Wrap a timer into a i915_sw_fence

:::::: TO: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
:::::: CC: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>

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

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