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-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index b8490789eef4..f9bab963a948 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -708,10 +708,12 @@ static int kfd_mem_attach(struct amdgpu_device *adev, struct kgd_mem *mem,
pr_debug("\t add VA 0x%llx - 0x%llx to vm %p\n", va,
va + bo_size, vm);
- if (adev == bo_adev || (mem->domain == AMDGPU_GEM_DOMAIN_VRAM &&
- amdgpu_xgmi_same_hive(adev, bo_adev))) {
- /* Mappings on the local GPU and VRAM mappings in the
- * local hive share the original BO
+ if (adev == bo_adev ||
+ (amdgpu_ttm_tt_get_usermm(mem->bo->tbo.ttm) && adev->ram_is_direct_mapped) ||
+ (mem->domain == AMDGPU_GEM_DOMAIN_VRAM && amdgpu_xgmi_same_hive(adev, bo_adev))) {
+ /* Mappings on the local GPU, or VRAM mappings in the
+ * local hive, or userptr mapping IOMMU direct map mode
+ * share the original BO
*/
attachment[i]->type = KFD_MEM_ATT_SHARED;
bo[i] = mem->bo;