[PATCH] first is incorrect if hit NULL/signaled fence

[zhoucm1]

On 2017年08月11日 18:59, Monk Liu wrote:
> From: Monk Liu <monk.liu at amd.com>
>
> Change-Id: Id65a5bc54db074ea7885203bb098665afb052448
> Signed-off-by: Monk Liu <monk.liu at amd.com>
Reviewed-by: Chunming Zhou <david1.zhou at amd.com>

> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
> index 4e7265d..c48a321 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
> @@ -1272,6 +1272,7 @@ static int amdgpu_cs_wait_any_fence(struct amdgpu_device *adev,
>   			array[i] = fence;
>   		} else { /* NULL, the fence has been already signaled */
>   			r = 1;
> +			first = i;
>   			goto out;
>   		}
>   	}