From: Christian König Date: Mon, 7 Feb 2022 08:05:23 +0000 (+0100) Subject: drm/amdgpu: reserve the pd while cleaning up PRTs X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=b6fba4ecf3554c515aa5354c54dfdf70d7526ff1;p=linux.git drm/amdgpu: reserve the pd while cleaning up PRTs We want to have lockdep annotation here, so make sure that we reserve the PD while removing PRTs even if it isn't strictly necessary since the VM object is about to be destroyed anyway. Signed-off-by: Christian König Reviewed-by: Felix Kuehling Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index d1970f37bc88a..06fefe0b589c1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -1188,8 +1188,6 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev, if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_VCE) != NULL) amdgpu_vce_free_handles(adev, file_priv); - amdgpu_vm_bo_del(adev, fpriv->prt_va); - if (amdgpu_mcbp || amdgpu_sriov_vf(adev)) { /* TODO: how to handle reserve failure */ BUG_ON(amdgpu_bo_reserve(adev->virt.csa_obj, true)); @@ -1200,6 +1198,10 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev, pasid = fpriv->vm.pasid; pd = amdgpu_bo_ref(fpriv->vm.root.bo); + if (!WARN_ON(amdgpu_bo_reserve(pd, true))) { + amdgpu_vm_bo_del(adev, fpriv->prt_va); + amdgpu_bo_unreserve(pd); + } amdgpu_ctx_mgr_fini(&fpriv->ctx_mgr); amdgpu_vm_fini(adev, &fpriv->vm);