drivers/gpu/drm/i915/i915_sw_fence.c:47:20: error: unused function 'debug_fence_init_onstack'

From: kernel test robot
Date: Mon Aug 01 2022 - 18:21:59 EST


Hi Nick,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 9de1f9c8ca5100a02a2e271bdbde36202e251b4b
commit: 9f4069b055d1508c833115df7493b6e0001e5c9b drm/i915: re-disable -Wframe-address
date: 2 years, 3 months ago
config: x86_64-randconfig-a001-20220801 (https://download.01.org/0day-ci/archive/20220802/202208020632.SW3GUtGm-lkp@xxxxxxxxx/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 52cd00cabf479aa7eb6dbb063b7ba41ea57bce9e)
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
# 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 config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> drivers/gpu/drm/i915/i915_sw_fence.c:47:20: error: unused function 'debug_fence_init_onstack' [-Werror,-Wunused-function]
static inline void debug_fence_init_onstack(struct i915_sw_fence *fence)
^
1 error generated.


vim +/debug_fence_init_onstack +47 drivers/gpu/drm/i915/i915_sw_fence.c

fc1584059d6c43 Chris Wilson 2016-11-25 46
214707fc2ce08d Chris Wilson 2017-10-12 @47 static inline void debug_fence_init_onstack(struct i915_sw_fence *fence)
214707fc2ce08d Chris Wilson 2017-10-12 48 {
214707fc2ce08d Chris Wilson 2017-10-12 49 debug_object_init_on_stack(fence, &i915_sw_fence_debug_descr);
214707fc2ce08d Chris Wilson 2017-10-12 50 }
214707fc2ce08d Chris Wilson 2017-10-12 51

:::::: The code at line 47 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
https://01.org/lkp