On Wed, Jun 22, 2016 at 8:16 AM, Christian König
<deathsimple@xxxxxxxxxxx> wrote:
> From: Christian König <christian.koenig@xxxxxxx>
>
> Now that we can pipeline evictions we need to wait for
> them to finish when we cleanup a memory domain.
>
> Signed-off-by: Christian König <christian.koenig@xxxxxxx>
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
> ---
> drivers/gpu/drm/ttm/ttm_bo.c | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
>
> diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
> index 5d93169..e340d0d6 100644
> --- a/drivers/gpu/drm/ttm/ttm_bo.c
> +++ b/drivers/gpu/drm/ttm/ttm_bo.c
> @@ -1287,6 +1287,7 @@ static int ttm_bo_force_list_clean(struct ttm_bo_device *bdev,
> {
> struct ttm_mem_type_manager *man = &bdev->man[mem_type];
> struct ttm_bo_global *glob = bdev->glob;
> + struct fence *fence;
> int ret;
>
> /*
> @@ -1307,6 +1308,23 @@ static int ttm_bo_force_list_clean(struct ttm_bo_device *bdev,
> spin_lock(&glob->lru_lock);
> }
> spin_unlock(&glob->lru_lock);
> +
> + spin_lock(&man->move_lock);
> + fence = fence_get(man->move);
> + spin_unlock(&man->move_lock);
> +
> + if (fence) {
> + ret = fence_wait(fence, false);
> + fence_put(fence);
> + if (ret) {
> + if (allow_errors) {
> + return ret;
> + } else {
> + pr_err("Cleanup eviction failed\n");
> + }
> + }
> + }
> +
> return 0;
> }
>
> --
> 2.5.0
>
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