diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/1619-Adaption-for-kfd-allocate-the-PTEs-before-mapping.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/1619-Adaption-for-kfd-allocate-the-PTEs-before-mapping.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/1619-Adaption-for-kfd-allocate-the-PTEs-before-mapping.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/1619-Adaption-for-kfd-allocate-the-PTEs-before-mapping.patch new file mode 100644 index 00000000..dc3efc8b --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/1619-Adaption-for-kfd-allocate-the-PTEs-before-mapping.patch @@ -0,0 +1,37 @@ +From 3014908abdde7540169aa6740eb079d3fdf49ce6 Mon Sep 17 00:00:00 2001 +From: Yong Zhao <Yong.Zhao@amd.com> +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 <Yong.Zhao@amd.com> +--- + 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 + |