diff options
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 2 |
2 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 4299ce386322..81fb3465e197 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -2924,6 +2924,14 @@ void amdgpu_vm_update_fault_cache(struct amdgpu_device *adev, if (vm && status) { vm->fault_info.addr = addr; vm->fault_info.status = status; + /* + * Update the fault information globally for later usage + * when vm could be stale or freed. + */ + adev->vm_manager.fault_info.addr = addr; + adev->vm_manager.fault_info.vmhub = vmhub; + adev->vm_manager.fault_info.status = status; + if (AMDGPU_IS_GFXHUB(vmhub)) { vm->fault_info.vmhub = AMDGPU_VMHUB_TYPE_GFX; vm->fault_info.vmhub |= diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index 047ec1930d12..8efa8422f4f7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -422,6 +422,8 @@ struct amdgpu_vm_manager { * look up VM of a page fault */ struct xarray pasids; + /* Global registration of recent page fault information */ + struct amdgpu_vm_fault_info fault_info; }; struct amdgpu_bo_va_mapping; |