Change-Id: Iaec4e12164124c155753fc7aea85f76fde8d1ed6 Signed-off-by: Chunming Zhou david1.zhou@amd.com --- drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 1 + drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 1 + drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 1 + 3 files changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index a457738c512c..63faa271a7d1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -424,6 +424,7 @@ static int amdgpu_bo_do_create(struct amdgpu_device *adev, bo->tbo.priority = 1; bo->vm_lru = &adev->kernel_vm_lru; } + bo->index = (u64)atomic64_inc_return(&bo->vm_lru->bo_index);
r = ttm_bo_init_reserved(&adev->mman.bdev, &bo->tbo, size, bp->type, &bo->placement, page_align, &ctx, acc_size, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 1a09c07bbf20..5bef4ffa1c87 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -142,6 +142,7 @@ int amdgpu_vm_lru_init(struct amdgpu_vm_lru *vm_lru, struct amdgpu_device *adev, spin_unlock(&glob->lru_lock);
vm_lru->resv = resv; + atomic64_set(&vm_lru->bo_index, 0);
return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index 84400673d710..773f1bda2b98 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -141,6 +141,7 @@ struct amdgpu_vm_lru { struct rb_root fixed_lru[TTM_NUM_MEM_TYPES][TTM_MAX_BO_PRIORITY]; struct list_head dynamic_lru[TTM_NUM_MEM_TYPES][TTM_MAX_BO_PRIORITY]; struct reservation_object *resv; + atomic64_t bo_index; };
/* base structure for tracking BO usage in a VM */