From 3014908abdde7540169aa6740eb079d3fdf49ce6 Mon Sep 17 00:00:00 2001 From: Yong Zhao Date: Tue, 21 Mar 2017 18:14:41 -0400 Subject: [PATCH 1619/4131] Adaption-for-kfd: allocate the PTEs before mapping The adaption is needed due to change 6c56a655 in amdgpu "drm/amdgpu: separate page table allocation from mapping" Change-Id: I0a2d43ec25f438f8290fc0b847cc6d1dc91ff5aa Signed-off-by: Yong Zhao --- drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c index a8482ce..7f431e4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c @@ -989,6 +989,14 @@ static int map_bo_to_gpuvm(struct amdgpu_device *adev, kvm->process_info->eviction_fence, NULL, NULL); + ret = amdgpu_vm_alloc_pts(adev, entry->bo_va->vm, entry->va, + amdgpu_bo_size(bo)); + + if (ret) { + pr_err("Failed to allocate pts, err=%d\n", ret); + return ret; + } + /* Set virtual address for the allocation, allocate PTs, * if needed, and zero them. */ -- 2.7.4