The patch below does not apply to the 4.9-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable@xxxxxxxxxxxxxxx>. thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From fc6aa33da4b1043ad1b337d051770993418256d2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@xxxxxxx> Date: Wed, 19 Apr 2017 14:41:19 +0200 Subject: [PATCH] drm/amdgpu: fix amdgpu_vm_clear_freed v2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Use amdgpu_vm_bo_update_mapping() instead of amdgpu_vm_bo_split_mapping() here. We don't want any flags set in the cleared areas and splitting shouldn't be necessary. v2: fix typo in commit message Signed-off-by: Christian König <christian.koenig@xxxxxxx> Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx> Reviewed-by: Junwei Zhang <Jerry.Zhang@xxxxxxx> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> Cc: stable@xxxxxxxxxxxxxxx diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 6b95176d3f75..f34d822f92ac 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1631,8 +1631,9 @@ int amdgpu_vm_clear_freed(struct amdgpu_device *adev, struct amdgpu_bo_va_mapping, list); list_del(&mapping->list); - r = amdgpu_vm_bo_split_mapping(adev, NULL, 0, NULL, vm, mapping, - 0, 0, &f); + r = amdgpu_vm_bo_update_mapping(adev, NULL, 0, NULL, vm, + mapping->start, mapping->last, + 0, 0, &f); amdgpu_vm_free_mapping(adev, vm, mapping, f); if (r) { dma_fence_put(f);