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drm/ttm: fix false positive assert

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The assert sometimes incorrectly triggers when pinned BOs are destroyed.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Tested-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Link: https://patchwork.freedesktop.org/patch/356737/
This commit is contained in:
Christian König 2020-03-06 13:41:55 +01:00 committed by Christian König
parent 7cd7943dc5
commit 6bfad4abac
1 changed files with 2 additions and 3 deletions
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5
drivers/gpu/drm/ttm/ttm_bo.c
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@ -151,8 +151,6 @@ static void ttm_bo_add_mem_to_lru(struct ttm_buffer_object *bo,
struct ttm_bo_device *bdev = bo->bdev;
struct ttm_mem_type_manager *man;
dma_resv_assert_held(bo->base.resv);
if (!list_empty(&bo->lru))
return;
@ -604,7 +602,8 @@ static void ttm_bo_release(struct kref *kref)
*/
if (bo->mem.placement & TTM_PL_FLAG_NO_EVICT) {
bo->mem.placement &= ~TTM_PL_FLAG_NO_EVICT;
ttm_bo_move_to_lru_tail(bo, NULL);
ttm_bo_del_from_lru(bo);
ttm_bo_add_mem_to_lru(bo, &bo->mem);
}
kref_init(&bo->kref);