diff options
| author | Christian König <[email protected]> | 2018-12-07 14:18:43 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2019-09-16 15:42:55 +0000 |
| commit | ec671737f8edfb8edf246afd425fdbed35284b23 (patch) | |
| tree | 10c9ba5161733d391d5430f85a66de07922925f9 /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | |
| parent | drm/amdgpu: reserve the root PD while freeing PASIDs (diff) | |
| download | kernel-ec671737f8edfb8edf246afd425fdbed35284b23.tar.gz kernel-ec671737f8edfb8edf246afd425fdbed35284b23.zip | |
drm/amdgpu: add graceful VM fault handling v3
Next step towards HMM support. For now just silence the retry fault and
optionally redirect the request to the dummy page.
v2: make sure the VM is not destroyed while we handle the fault.
v3: fix VM destroy check, cleanup comments
Signed-off-by: Christian König <[email protected]>
Reviewed-by: Felix Kuehling <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index 0a97dc839f3b..4dbbe1b6b413 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -413,6 +413,8 @@ void amdgpu_vm_check_compute_bug(struct amdgpu_device *adev); void amdgpu_vm_get_task_info(struct amdgpu_device *adev, unsigned int pasid, struct amdgpu_task_info *task_info); +bool amdgpu_vm_handle_fault(struct amdgpu_device *adev, unsigned int pasid, + uint64_t addr); void amdgpu_vm_set_task_info(struct amdgpu_vm *vm); |