In theory it is possible that PDs/PTs can move without eviction.
Signed-off-by: Christian König <christian.koe...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 4d88b060fbde..a31afac8e8e9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -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;
--
2.14.1
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