diff options
Diffstat (limited to 'meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1457-drm-amdgpu-Fix-suspicious-RCU-usage.patch')
| -rw-r--r-- | meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1457-drm-amdgpu-Fix-suspicious-RCU-usage.patch | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1457-drm-amdgpu-Fix-suspicious-RCU-usage.patch b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1457-drm-amdgpu-Fix-suspicious-RCU-usage.patch deleted file mode 100644 index 444c7233..00000000 --- a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1457-drm-amdgpu-Fix-suspicious-RCU-usage.patch +++ /dev/null @@ -1,53 +0,0 @@ -From 8920fdc3abe7bbd912558ea5195447335edbfae1 Mon Sep 17 00:00:00 2001 -From: Lan Xiao <Lan.Xiao@amd.com> -Date: Fri, 10 Jun 2016 10:17:48 -0400 -Subject: [PATCH 1457/4131] drm/amdgpu: Fix suspicious RCU usage. - -Reserve the BO before calling the function amdgpu_amdkfd_gpuvm_clear_bo - -BUG: SWDEV-95685 - -Change-Id: I0325b9106d89c28b4f50c534af2b486db40eb2f7 -Signed-off-by: Lan Xiao <Lan.Xiao@amd.com> ---- - drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 16 +++++++++++++++- - 1 file changed, 15 insertions(+), 1 deletion(-) - -diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c -index 72d1256..8c5f315 100644 ---- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c -+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c -@@ -279,7 +279,14 @@ static void unpin_pts(struct amdgpu_bo_va *bo_va, struct amdgpu_vm *vm) - } - } - -- -+/** -+ * amdgpu_vm_clear_bo - initially clear the VRAM pages -+ * -+ * @adev: amdgpu_device pointer -+ * @bo: bo to clear -+ * @vm: requested vm -+ * need to reserve bo first before calling it. -+ */ - static int amdgpu_amdkfd_gpuvm_clear_bo(struct amdgpu_device *adev, - struct amdgpu_vm *vm, - struct amdgpu_bo *bo) -@@ -386,7 +393,14 @@ static int __alloc_memory_of_gpu(struct kgd_dev *kgd, uint64_t va, - (*mem)->data2.bo = bo; - - if (domain == AMDGPU_GEM_DOMAIN_VRAM) { -+ ret = amdgpu_bo_reserve(bo, true); -+ if (ret) { -+ dev_err(adev->dev, -+ "(%d) failed to reserve bo for amdkfd\n", ret); -+ goto err_bo_clear; -+ } - ret = amdgpu_amdkfd_gpuvm_clear_bo(adev, vm, bo); -+ amdgpu_bo_unreserve(bo); - if (ret) { - pr_err("amdkfd: Failed to clear BO object on GTT. ret == %d\n", - ret); --- -2.7.4 - |