[PATCH v2] drm/amdgpu: simplify bo_va list when vm bo update (v2)

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Am 19.04.2018 um 08:53 schrieb Junwei Zhang:
> v2: fix compiling warning
>
> Signed-off-by: Junwei Zhang <Jerry.Zhang at amd.com>
> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 22 ++++++++++------------
>   1 file changed, 10 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> index 8c34060..e3e0375 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> @@ -1509,6 +1509,7 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
>   	struct drm_mm_node *nodes;
>   	struct dma_fence *exclusive, **last_update;
>   	uint64_t flags;
> +	uint32_t mem_type;
>   	int r;
>   
>   	if (clear || !bo_va->base.bo) {
> @@ -1561,19 +1562,16 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
>   	}
>   
>   	spin_lock(&vm->status_lock);
> -	if (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv) {
> -		unsigned mem_type = bo->tbo.mem.mem_type;
> +	list_del_init(&bo_va->base.vm_status);
>   
> -		/* If the BO is not in its preferred location add it back to
> -		 * the evicted list so that it gets validated again on the
> -		 * next command submission.
> -		 */
> -		list_del_init(&bo_va->base.vm_status);
> -		if (!(bo->preferred_domains & amdgpu_mem_type_to_domain(mem_type)))
> -			list_add_tail(&bo_va->base.vm_status, &vm->evicted);
> -	} else {
> -		list_del_init(&bo_va->base.vm_status);
> -	}
> +	/* If the BO is not in its preferred location add it back to
> +	 * the evicted list so that it gets validated again on the
> +	 * next command submission.
> +	 */
> +	mem_type = bo->tbo.mem.mem_type;
> +	if (bo && bo->tbo.resv == vm->root.base.bo->tbo.resv &&
> +		!(bo->preferred_domains & amdgpu_mem_type_to_domain(mem_type)))

The indentation on the line above is wrong, the "!(bo..." should be on 
the same column as the "bo &&" above.

Apart from that looks good to me,
Christian.

> +		list_add_tail(&bo_va->base.vm_status, &vm->evicted);
>   	spin_unlock(&vm->status_lock);
>   
>   	list_splice_init(&bo_va->invalids, &bo_va->valids);



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