[PATCH] drm/amdgpu: re-create idle bo's PTE during VM state machine reset
ZhenGuo Yin
zhenguo.yin at amd.com
Tue Dec 19 07:00:10 UTC 2023
Idle bo's PTE needs to be re-created when resetting VM state machine.
Set idle bo's vm_bo as moved to mark it as invalid.
Fixes: 55bf196f60df ("drm/amdgpu: reset VM when an error is detected")
Signed-off-by: ZhenGuo Yin <zhenguo.yin at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 7da71b6a9dc6..b8fcb6c55698 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -285,6 +285,7 @@ static void amdgpu_vm_bo_reset_state_machine(struct amdgpu_vm *vm)
list_for_each_entry_safe(vm_bo, tmp, &vm->idle, vm_status) {
struct amdgpu_bo *bo = vm_bo->bo;
+ vm_bo->moved = true;
if (!bo || bo->tbo.type != ttm_bo_type_kernel)
list_move(&vm_bo->vm_status, &vm_bo->vm->moved);
else if (bo->parent)
--
2.35.1
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