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* [agd5f:drm-next 51/92] drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c:1335:6: warning: no previous prototype for function 'amdgpu_amdkfd_gpuvm_unpin_bo'
@ 2021-11-18 20:00 kernel test robot
  2021-11-18 21:52 ` Errabolu, Ramesh
  0 siblings, 1 reply; 2+ messages in thread
From: kernel test robot @ 2021-11-18 20:00 UTC (permalink / raw)
  To: Ramesh Errabolu
  Cc: llvm, kbuild-all, linux-kernel, Alex Deucher, Felix Kuehling

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tree:   https://gitlab.freedesktop.org/agd5f/linux.git drm-next
head:   eaae0714f4a82df81a60c6aae74c568e8974a716
commit: f140fc51a32ef8637b522a880b8f9f14683ce8df [51/92] drm/amdgpu: Pin MMIO/DOORBELL BO's in GTT  domain
config: x86_64-randconfig-r001-20211118 (attached as .config)
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
        git remote add agd5f https://gitlab.freedesktop.org/agd5f/linux.git
        git fetch --no-tags agd5f drm-next
        git checkout f140fc51a32ef8637b522a880b8f9f14683ce8df
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c:1335:6: warning: no previous prototype for function 'amdgpu_amdkfd_gpuvm_unpin_bo' [-Wmissing-prototypes]
   void amdgpu_amdkfd_gpuvm_unpin_bo(struct amdgpu_bo *bo)
        ^
   drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c:1335:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void amdgpu_amdkfd_gpuvm_unpin_bo(struct amdgpu_bo *bo)
   ^
   static 
   1 warning generated.


vim +/amdgpu_amdkfd_gpuvm_unpin_bo +1335 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c

  1326	
  1327	/**
  1328	 * amdgpu_amdkfd_gpuvm_unpin_bo() - Unpins BO using following criteria
  1329	 * @bo: Handle of buffer object being unpinned
  1330	 *
  1331	 *   - Is a illegal request for USERPTR BOs and is ignored
  1332	 *   - All other BO types (GTT, VRAM, MMIO and DOORBELL) will have their
  1333	 *     PIN count decremented. Calls to UNPIN must balance calls to PIN
  1334	 */
> 1335	void amdgpu_amdkfd_gpuvm_unpin_bo(struct amdgpu_bo *bo)
  1336	{
  1337		int ret = 0;
  1338	
  1339		ret = amdgpu_bo_reserve(bo, false);
  1340		if (unlikely(ret))
  1341			return;
  1342	
  1343		amdgpu_bo_unpin(bo);
  1344		amdgpu_bo_unreserve(bo);
  1345	}
  1346	

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

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^ permalink raw reply	[flat|nested] 2+ messages in thread
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2021-11-18 20:00 [agd5f:drm-next 51/92] drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c:1335:6: warning: no previous prototype for function 'amdgpu_amdkfd_gpuvm_unpin_bo' kernel test robot
2021-11-18 21:52 ` Errabolu, Ramesh

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