tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 1b5044021070efa3259f3e9548dc35d1eb6aa844 commit: 6698a3d05fda57f37add68c55a0696bfa7100413 drm/amdgpu: add mcbp unit test in debugfs (v3) date: 12 months ago config: riscv-randconfig-s032-20200618 (attached as .config) compiler: riscv64-linux-gcc (GCC) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.2-rc1-10-gc17b1b06-dirty git checkout 6698a3d05fda57f37add68c55a0696bfa7100413 # save the attached .config to linux build tree make W=1 C=1 ARCH=riscv CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:163:29: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:163:29: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:163:29: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int [noderef] <asn:1> *__p @@ got unsigned int [usertype] * @@ drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:163:29: sparse: expected unsigned int [noderef] <asn:1> *__p drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:163:29: sparse: got unsigned int [usertype] * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:165:29: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:165:29: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:165:29: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const [noderef] <asn:1> *__p @@ got unsigned int [usertype] * @@ drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:165:29: sparse: expected unsigned int const [noderef] <asn:1> *__p drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:165:29: sparse: got unsigned int [usertype] * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:240:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:240:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:240:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int [noderef] <asn:1> *__p @@ got unsigned int [usertype] * @@ drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:240:21: sparse: expected unsigned int [noderef] <asn:1> *__p drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:240:21: sparse: got unsigned int [usertype] * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:278:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:278:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:278:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const [noderef] <asn:1> *__p @@ got unsigned int [usertype] * @@ drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:278:21: sparse: expected unsigned int const [noderef] <asn:1> *__p drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:278:21: sparse: got unsigned int [usertype] * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:319:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:319:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:319:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int [noderef] <asn:1> *__p @@ got unsigned int [usertype] * @@ drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:319:21: sparse: expected unsigned int [noderef] <asn:1> *__p drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:319:21: sparse: got unsigned int [usertype] * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:357:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:357:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:357:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const [noderef] <asn:1> *__p @@ got unsigned int [usertype] * @@ drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:357:21: sparse: expected unsigned int const [noderef] <asn:1> *__p drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:357:21: sparse: got unsigned int [usertype] * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:398:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:398:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:398:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int [noderef] <asn:1> *__p @@ got unsigned int [usertype] * @@ drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:398:21: sparse: expected unsigned int [noderef] <asn:1> *__p drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:398:21: sparse: got unsigned int [usertype] * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:436:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:436:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:436:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const [noderef] <asn:1> *__p @@ got unsigned int [usertype] * @@ drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:436:21: sparse: expected unsigned int const [noderef] <asn:1> *__p drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:436:21: sparse: got unsigned int [usertype] * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:525:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:525:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:525:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int [noderef] <asn:1> *__p @@ got unsigned int [usertype] * @@ drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:525:21: sparse: expected unsigned int [noderef] <asn:1> *__p drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:525:21: sparse: got unsigned int [usertype] * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:582:29: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:582:29: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:582:29: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected signed int [noderef] <asn:1> *__p @@ got signed int [usertype] * @@ drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:582:29: sparse: expected signed int [noderef] <asn:1> *__p drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:582:29: sparse: got signed int [usertype] * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:650:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:650:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:650:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int [noderef] <asn:1> *__p @@ got unsigned int [usertype] * @@ drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:650:21: sparse: expected unsigned int [noderef] <asn:1> *__p drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:650:21: sparse: got unsigned int [usertype] * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:729:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:729:21: sparse: sparse: cast removes address space '<asn:1>' of expression drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:729:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int [noderef] <asn:1> *__p @@ got unsigned int [usertype] * @@ drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:729:21: sparse: expected unsigned int [noderef] <asn:1> *__p drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:729:21: sparse: got unsigned int [usertype] * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:942:25: sparse: sparse: incompatible types in comparison expression (different address spaces): drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:942:25: sparse: struct dma_fence [noderef] <asn:4> * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:942:25: sparse: struct dma_fence * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:943:17: sparse: sparse: incompatible types in comparison expression (different address spaces): drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:943:17: sparse: struct dma_fence [noderef] <asn:4> * drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c:943:17: sparse: struct dma_fence * vim +999 drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c 980 981 static int amdgpu_debugfs_ib_preempt(void *data, u64 val) 982 { 983 int r, resched, length; 984 struct amdgpu_ring *ring; 985 struct drm_sched_job *s_job; 986 struct amdgpu_job *job; 987 struct dma_fence **fences = NULL; 988 struct amdgpu_device *adev = (struct amdgpu_device *)data; 989 990 if (val >= AMDGPU_MAX_RINGS) 991 return -EINVAL; 992 993 ring = adev->rings[val]; 994 995 if (!ring || !ring->funcs->preempt_ib || !ring->sched.thread) 996 return -EINVAL; 997 998 /* the last preemption failed */ 1000 return -EBUSY; 1001 1002 length = ring->fence_drv.num_fences_mask + 1; 1003 fences = kcalloc(length, sizeof(void *), GFP_KERNEL); 1004 if (!fences) 1005 return -ENOMEM; 1006 1007 /* stop the scheduler */ 1008 kthread_park(ring->sched.thread); 1009 1010 resched = ttm_bo_lock_delayed_workqueue(&adev->mman.bdev); 1011 1012 /* preempt the IB */ 1013 r = amdgpu_ring_preempt_ib(ring); 1014 if (r) { 1015 DRM_WARN("failed to preempt ring %d\n", ring->idx); 1016 goto failure; 1017 } 1018 1019 amdgpu_fence_process(ring); 1020 1021 if (atomic_read(&ring->fence_drv.last_seq) != 1022 ring->fence_drv.sync_seq) { 1023 DRM_INFO("ring %d was preempted\n", ring->idx); 1024 1025 /* swap out the old fences */ 1026 amdgpu_ib_preempt_fences_swap(ring, fences); 1027 1028 amdgpu_fence_driver_force_completion(ring); 1029 1030 s_job = list_first_entry_or_null( 1031 &ring->sched.ring_mirror_list, 1032 struct drm_sched_job, node); 1033 if (s_job) { 1034 job = to_amdgpu_job(s_job); 1035 /* mark the job as preempted */ 1036 /* job->preemption_status |= 1037 AMDGPU_IB_PREEMPTED; */ 1038 } 1039 1040 /* resubmit unfinished jobs */ 1041 amdgpu_ib_preempt_job_recovery(&ring->sched); 1042 1043 /* wait for jobs finished */ 1044 amdgpu_fence_wait_empty(ring); 1045 1046 /* signal the old fences */ 1047 amdgpu_ib_preempt_signal_fences(fences, length); 1048 } 1049 1050 failure: 1051 /* restart the scheduler */ 1052 kthread_unpark(ring->sched.thread); 1053 1054 ttm_bo_unlock_delayed_workqueue(&adev->mman.bdev, resched); 1055 1056 if (fences) 1057 kfree(fences); 1058 1059 return 0; 1060 } 1061 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org