Dropping these should allow the GPU to clear the root PD only when it is
required. Further testing may be required to verify this.

Signed-off-by: Shahyan Soltani <[email protected]>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 47cde5459469..1c3d3603af60 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -2640,7 +2640,6 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct 
amdgpu_vm *vm,
        vm->last_update = dma_fence_get_stub();
        vm->last_unlocked = dma_fence_get_stub();
        vm->last_tlb_flush = dma_fence_get_stub();
-       vm->generation = amdgpu_vm_generation(adev, NULL);
 
        mutex_init(&vm->eviction_lock);
        vm->evicting = false;
@@ -2663,10 +2662,6 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct 
amdgpu_vm *vm,
        if (r)
                goto error_free_root;
 
-       r = amdgpu_vm_pt_clear(adev, vm, root, false);
-       if (r)
-               goto error_free_root;
-
        r = amdgpu_vm_create_task_info(vm);
        if (r)
                dev_dbg(adev->dev, "Failed to create task info for VM\n");
-- 
2.55.0

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