[PATCH 4/4] drm/ttm: replace dma_resv object on deleted BOs

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When non-imported BOs are resurrected for delayed delete we replace
the dma_resv object to allow for easy reclaiming of the resources.

Signed-off-by: Christian König <christian.koenig@xxxxxxx>
---
 drivers/gpu/drm/ttm/ttm_bo.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 570b0e1089b7..550574ff490f 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -599,6 +599,8 @@ static void ttm_bo_release(struct kref *kref)
 		}
 
 		spin_lock(&ttm_bo_glob.lru_lock);
+		if (bo->type != ttm_bo_type_sg)
+			bo->base.resv = &bo->base._resv;
 		kref_init(&bo->kref);
 		list_add_tail(&bo->ddestroy, &bdev->ddestroy);
 		spin_unlock(&ttm_bo_glob.lru_lock);
@@ -725,7 +727,7 @@ static bool ttm_bo_evict_swapout_allowable(struct ttm_buffer_object *bo,
 
 	if (bo->base.resv == ctx->resv) {
 		dma_resv_assert_held(bo->base.resv);
-		if (ctx->flags & TTM_OPT_FLAG_ALLOW_RES_EVICT || bo->deleted)
+		if (ctx->flags & TTM_OPT_FLAG_ALLOW_RES_EVICT)
 			ret = true;
 		*locked = false;
 		if (busy)
-- 
2.17.1

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