drm/amdgpu: attach tlb fence to the PTs update

Ensure the userq TLB flush is emitted only after
the VM update finishes and the PT BOs have been
annotated with bookkeeping fences.

Suggested-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit f3854e04b708d73276c4488231a8bd66d30b4671)
Cc: stable@vger.kernel.org

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index b1aaef962ad993855bb6f50d21e8fb350cb9547d..676e24fb88647461596f17fedb55961a4882bff5 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1066,7 +1066,7 @@ amdgpu_vm_tlb_flush(struct amdgpu_vm_update_params *params,
        }
 
        /* Prepare a TLB flush fence to be attached to PTs */
-       if (!params->unlocked && vm->is_compute_context) {
+       if (!params->unlocked) {
                amdgpu_vm_tlb_fence_create(params->adev, vm, fence);
 
                /* Makes sure no PD/PT is freed before the flush */