Am 23.05.19 um 11:15 schrieb zhoucm1:
On 2019年05月22日 20:59, Christian König wrote:
[SNIP]
@@ -203,7 +204,10 @@ void ttm_eu_fence_buffer_objects(struct
ww_acquire_ctx *ticket,
reservation_object_add_shared_fence(bo->resv, fence);
else
reservation_object_add_excl_fence(bo->resv, fence);
- ttm_bo_add_to_lru(bo);
+ if (list_empty(&bo->lru))
+ ttm_bo_add_to_lru(bo);
+ else
+ ttm_bo_move_to_lru_tail(bo, NULL);
can ttm_bo_move_to_lru_tail be moved to ttm_eu_reserve_buffers when
del_lru is false?
No, that won't work.
The BO might have moved to another domain and when we have the
ttm_bo_move_to_lru_tail() in the reservation we won't be handling this
correctly.
Christian.
-David
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