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From 6f627e4104694ccddd4219a8fed4e5463ab2d0b5 Mon Sep 17 00:00:00 2001
From: Felix Kuehling <Felix.Kuehling@amd.com>
Date: Mon, 9 May 2016 17:55:30 -0400
Subject: [PATCH 1426/4131] drm/amdgpu: don't add_bo_to_vm in import_dmabuf
The BO is added to the VM with the proper BO and VM reservations in
map_memory_to_gpu. This fixes several kernel warnings from TTM during
import_dmabuf.
Change-Id: Ie92c6a22061d860e7257f3e2b86e2b2d97362f2c
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 10 +---------
1 file changed, 1 insertion(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index df04747..6cf2ec2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1395,7 +1395,7 @@ int amdgpu_amdkfd_gpuvm_import_dmabuf(struct kgd_dev *kgd, int dma_buf_fd,
struct dma_buf *dma_buf;
struct drm_gem_object *obj;
struct amdgpu_bo *bo;
- int r = -EINVAL;
+ int r = 0;
dma_buf = dma_buf_get(dma_buf_fd);
if (IS_ERR(dma_buf))
@@ -1436,14 +1436,6 @@ int amdgpu_amdkfd_gpuvm_import_dmabuf(struct kgd_dev *kgd, int dma_buf_fd,
AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT;
(*mem)->data2.mapped_to_gpu_memory = 0;
- r = add_bo_to_vm(adev, *mem, vm, false, NULL);
-
- if (r) {
- amdgpu_bo_unref(&bo);
- kfree(*mem);
- *mem = NULL;
- }
-
out_put:
dma_buf_put(dma_buf);
return r;
--
2.7.4
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