From 2befa60e4c538a094853ea00ac03b209b7ad272d Mon Sep 17 00:00:00 2001 From: =?utf8?q?Christian=20K=C3=B6nig?= Date: Fri, 16 Sep 2016 14:07:46 +0200 Subject: [PATCH] drm/amdgpu: fix initializing the VM BO shadow MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We need to clear the shadows as well. Signed-off-by: Christian König Acked-by: Edward O'Callaghan Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 04aa5a77e953..3a43000bdf8c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1435,6 +1435,15 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev, goto error_free; } + if (pt->shadow) { + r = amdgpu_vm_clear_bo(adev, vm, pt->shadow); + if (r) { + amdgpu_bo_unref(&pt->shadow); + amdgpu_bo_unref(&pt); + goto error_free; + } + } + entry->robj = pt; entry->priority = 0; entry->tv.bo = &entry->robj->tbo; @@ -1632,6 +1641,12 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm) if (r) goto error_unreserve; + if (vm->page_directory->shadow) { + r = amdgpu_vm_clear_bo(adev, vm, vm->page_directory->shadow); + if (r) + goto error_unreserve; + } + vm->last_eviction_counter = atomic64_read(&adev->num_evictions); amdgpu_bo_unreserve(vm->page_directory); -- 2.20.1