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drm/amdgpu: reserve the pd while cleaning up PRTs

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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 <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2022-02-07 09:05:23 +01:00 • committed by Alex Deucher
parent d7d7ddc156
commit b6fba4ecf3
1 changed files with 4 additions and 2 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
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@ -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);