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* [PATCH] drm/ttm: fix false positive assert
@ 2020-03-06 12:41 Christian König
  2020-03-09 11:49 ` Christian König
  0 siblings, 1 reply; 4+ messages in thread
From: Christian König @ 2020-03-06 12:41 UTC (permalink / raw)
  To: Pierre-eric.Pelloux-prayer, dri-devel

The assert sometimes incorrectly triggers when pinned BOs are destroyed.

Signed-off-by: Christian König <christian.koenig@amd.com>
---
 drivers/gpu/drm/ttm/ttm_bo.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 2445e2bd6267..ca5a8d01ff1f 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -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;
 
@@ -611,7 +609,8 @@ 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);
-- 
2.17.1

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^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2020-03-10  7:44 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-03-06 12:41 [PATCH] drm/ttm: fix false positive assert Christian König
2020-03-09 11:49 ` Christian König
2020-03-10  2:17   ` Huang Rui
2020-03-10  7:44   ` Pierre-Eric Pelloux-Prayer

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