tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 9803fb968c8c2e1283f67b3baeb88e0adba435b4 commit: c530b02f39850a639b72d01ebbf7e5d745c60831 [7812/8516] drm/amd/amdgpu embed hw_fence into amdgpu_job config: riscv-allyesconfig (attached as .config) compiler: riscv64-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-348-gf0e6938b-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commi... git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout c530b02f39850a639b72d01ebbf7e5d745c60831 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=riscv 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(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) drivers/gpu/drm/amd/amdgpu/amdgpu_device.c: note: in included file (through drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h, drivers/gpu/drm/amd/amdgpu/amdgpu.h): drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h:312:49: sparse: sparse: static assertion failed: "amd_sriov_msg_vf2pf_info must be 1 KB" drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h:316:49: sparse: sparse: static assertion failed: "amd_sriov_msg_pf2vf_info must be 1 KB" drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:4484:33: sparse: sparse: incompatible types in comparison expression (different address spaces): drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:4484:33: sparse: struct dma_fence [noderef] __rcu * drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:4484:33: sparse: struct dma_fence * vim +4482 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c 4448 4449 int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev, 4450 struct amdgpu_reset_context *reset_context) 4451 { 4452 int i, j, r = 0; 4453 struct amdgpu_job *job = NULL; 4454 bool need_full_reset = 4455 test_bit(AMDGPU_NEED_FULL_RESET, &reset_context->flags); 4456 4457 if (reset_context->reset_req_dev == adev) 4458 job = reset_context->job; 4459 4460 /* no need to dump if device is not in good state during probe period */ 4461 if (!adev->gmc.xgmi.pending_reset) 4462 amdgpu_debugfs_wait_dump(adev); 4463 4464 if (amdgpu_sriov_vf(adev)) { 4465 /* stop the data exchange thread */ 4466 amdgpu_virt_fini_data_exchange(adev); 4467 } 4468 4469 /* block all schedulers and reset given job's ring */ 4470 for (i = 0; i < AMDGPU_MAX_RINGS; ++i) { 4471 struct amdgpu_ring *ring = adev->rings[i]; 4472 4473 if (!ring || !ring->sched.thread) 4474 continue; 4475 4476 /*clear job fence from fence drv to avoid force_completion 4477 *leave NULL and vm flush fence in fence drv */ 4478 for (j = 0; j <= ring->fence_drv.num_fences_mask; j++) { 4479 struct dma_fence *old, **ptr; 4480 4481 ptr = &ring->fence_drv.fences[j]; 4483 if (old && test_bit(AMDGPU_FENCE_FLAG_EMBED_IN_JOB_BIT, &old->flags)) { 4484 RCU_INIT_POINTER(*ptr, NULL); 4485 } 4486 } 4487 /* after all hw jobs are reset, hw fence is meaningless, so force_completion */ 4488 amdgpu_fence_driver_force_completion(ring); 4489 } 4490 4491 if (job && job->vm) 4492 drm_sched_increase_karma(&job->base); 4493 4494 r = amdgpu_reset_prepare_hwcontext(adev, reset_context); 4495 /* If reset handler not implemented, continue; otherwise return */ 4496 if (r == -ENOSYS) 4497 r = 0; 4498 else 4499 return r; 4500 4501 /* Don't suspend on bare metal if we are not going to HW reset the ASIC */ 4502 if (!amdgpu_sriov_vf(adev)) { 4503 4504 if (!need_full_reset) 4505 need_full_reset = amdgpu_device_ip_need_full_reset(adev); 4506 4507 if (!need_full_reset) { 4508 amdgpu_device_ip_pre_soft_reset(adev); 4509 r = amdgpu_device_ip_soft_reset(adev); 4510 amdgpu_device_ip_post_soft_reset(adev); 4511 if (r || amdgpu_device_ip_check_soft_reset(adev)) { 4512 dev_info(adev->dev, "soft reset failed, will fallback to full reset!\n"); 4513 need_full_reset = true; 4514 } 4515 } 4516 4517 if (need_full_reset) 4518 r = amdgpu_device_ip_suspend(adev); 4519 if (need_full_reset) 4520 set_bit(AMDGPU_NEED_FULL_RESET, &reset_context->flags); 4521 else 4522 clear_bit(AMDGPU_NEED_FULL_RESET, 4523 &reset_context->flags); 4524 } 4525 4526 return r; 4527 } 4528 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org