Re: [PATCH v3] drm/amdgpu: introduce new amdgpu_fence object to indicate the job embedded fence

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On Wed, Dec 15, 2021 at 09:30:31PM +0800, kernel test robot wrote:
> Hi Huang,
> 
> I love your patch! Perhaps something to improve:
> 
> [auto build test WARNING on drm/drm-next]
> [also build test WARNING on drm-intel/for-linux-next drm-tip/drm-tip v5.16-rc5 next-20211214]
> [If your patch is applied to the wrong git tree, kindly drop us a note.
> And when submitting patch, we suggest to use '--base' as documented in
> https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgit-scm.com%2Fdocs%2Fgit-format-patch&data=04%7C01%7Cray.huang%40amd.com%7C57b8f278a2a14c8dab7908d9bfcf2649%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637751718697946000%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=GHmkohA1RYdTxSAsM%2BGd1QhX%2BOREjXw0xuALuROXd7I%3D&reserved=0]
> 
> url:    https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2F0day-ci%2Flinux%2Fcommits%2FHuang-Rui%2Fdrm-amdgpu-introduce-new-amdgpu_fence-object-to-indicate-the-job-embedded-fence%2F20211215-143731&data=04%7C01%7Cray.huang%40amd.com%7C57b8f278a2a14c8dab7908d9bfcf2649%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637751718697946000%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=LqI6BC9bWIb9iq9BKIpIZ8R%2FYB2m4x3OkytvPxundbw%3D&reserved=0
> base:   git://anongit.freedesktop.org/drm/drm drm-next
> config: x86_64-allyesconfig (https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdownload.01.org%2F0day-ci%2Farchive%2F20211215%2F202112152115.sqAqnvG7-lkp%40intel.com%2Fconfig&data=04%7C01%7Cray.huang%40amd.com%7C57b8f278a2a14c8dab7908d9bfcf2649%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637751718697946000%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=5fJoEJtN2294YWevl8ys2VTHWh1AgaYtDOKuvg3Qi6w%3D&reserved=0)
> compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
> reproduce (this is a W=1 build):
>         # https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2F0day-ci%2Flinux%2Fcommit%2Fa47becf231b123760625c45242e89f5e5b5b4915&data=04%7C01%7Cray.huang%40amd.com%7C57b8f278a2a14c8dab7908d9bfcf2649%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637751718697946000%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=qbMYgGRhW%2BTUqKoJAodp5V2VNybzmekZLCinmUtQhho%3D&reserved=0
>         git remote add linux-review https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2F0day-ci%2Flinux&data=04%7C01%7Cray.huang%40amd.com%7C57b8f278a2a14c8dab7908d9bfcf2649%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637751718697946000%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=eX6JF%2FjinJTZj9CzP4tvTA3Chd8NODf85oNlSdCpq14%3D&reserved=0
>         git fetch --no-tags linux-review Huang-Rui/drm-amdgpu-introduce-new-amdgpu_fence-object-to-indicate-the-job-embedded-fence/20211215-143731
>         git checkout a47becf231b123760625c45242e89f5e5b5b4915
>         # save the config file to linux build tree
>         mkdir build_dir
>         make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/gpu/drm/amd/amdgpu/
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> 
> All warnings (new ones prefixed by >>):
> 
> >> drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c:631: warning: expecting prototype for amdgpu_fence_clear_job_fences(). Prototype was for amdgpu_fence_driver_clear_job_fences() instead
> 

Nice catch! Thank you. It's my typo and will fix this.

Thanks,
Ray

> 
> vim +631 drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
> 
>    623	
>    624	/**
>    625	 * amdgpu_fence_clear_job_fences - clear job embedded fences of ring
>    626	 *
>    627	 * @ring: fence of the ring to be cleared
>    628	 *
>    629	 */
>    630	void amdgpu_fence_driver_clear_job_fences(struct amdgpu_ring *ring)
>  > 631	{
>    632		int i;
>    633		struct dma_fence *old, **ptr;
>    634	
>    635		for (i = 0; i <= ring->fence_drv.num_fences_mask; i++) {
>    636			ptr = &ring->fence_drv.fences[i];
>    637			old = rcu_dereference_protected(*ptr, 1);
>    638			if (old && old->ops == &amdgpu_job_fence_ops)
>    639				RCU_INIT_POINTER(*ptr, NULL);
>    640		}
>    641	}
>    642	
> 
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.01.org%2Fhyperkitty%2Flist%2Fkbuild-all%40lists.01.org&amp;data=04%7C01%7Cray.huang%40amd.com%7C57b8f278a2a14c8dab7908d9bfcf2649%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637751718697946000%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&amp;sdata=KIv5jCARD1lYITkfLGINkMIF93OGw2MAf6yAAs64KXU%3D&amp;reserved=0



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