Commit a7f91061 authored by Christian König's avatar Christian König Committed by Alex Deucher

drm/amdgpu: kmap PDs/PTs in amdgpu_vm_update_directories

In theory it is possible that PDs/PTs can move without eviction.
Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarChunming Zhou <david1.zhou@amd.com>
Reviewed-by: default avatarJunwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 789f3317
......@@ -242,13 +242,6 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm,
spin_unlock(&glob->lru_lock);
}
if (bo->tbo.type == ttm_bo_type_kernel &&
vm->use_cpu_for_update) {
r = amdgpu_bo_kmap(bo, NULL);
if (r)
break;
}
if (bo->tbo.type != ttm_bo_type_kernel) {
spin_lock(&vm->moved_lock);
list_move(&bo_base->vm_status, &vm->moved);
......@@ -940,6 +933,14 @@ int amdgpu_vm_update_directories(struct amdgpu_device *adev,
params.adev = adev;
if (vm->use_cpu_for_update) {
struct amdgpu_vm_bo_base *bo_base;
list_for_each_entry(bo_base, &vm->relocated, vm_status) {
r = amdgpu_bo_kmap(bo_base->bo, NULL);
if (unlikely(r))
return r;
}
r = amdgpu_vm_wait_pd(adev, vm, AMDGPU_FENCE_OWNER_VM);
if (unlikely(r))
return r;
......
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