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From: "Christian König" <ckoenig.leichtzumerken@gmail.com>
To: bob.beckett@collabora.com, dri-devel@lists.freedesktop.org,
	daniel@ffwll.ch
Cc: "Christian König" <christian.koenig@amd.com>
Subject: [PATCH 08/11] drm/nouveau: audit bo->resource usage
Date: Mon,  9 May 2022 15:09:48 +0200	[thread overview]
Message-ID: <20220509130951.486344-9-christian.koenig@amd.com> (raw)
In-Reply-To: <20220509130951.486344-1-christian.koenig@amd.com>

Make sure we can at least move and release BOs without backing store.

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

diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 666941804297..fb903c62d322 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -1010,7 +1010,8 @@ nouveau_bo_move(struct ttm_buffer_object *bo, bool evict,
 	}
 
 	/* Fake bo copy. */
-	if (old_reg->mem_type == TTM_PL_SYSTEM && !bo->ttm) {
+	if (!old_reg || (old_reg->mem_type == TTM_PL_SYSTEM &&
+			 !bo->ttm)) {
 		ttm_bo_move_null(bo, new_reg);
 		goto out;
 	}
-- 
2.25.1


  parent reply	other threads:[~2022-05-09 13:10 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-09 13:09 Improve TTMs empty object handling Christian König
2022-05-09 13:09 ` [PATCH 01/11] drm/radeon: switch over to ttm_bo_init_reserved Christian König
2022-05-09 13:09 ` [PATCH 02/11] drm/nouveau: " Christian König
2022-05-09 13:09 ` [PATCH 03/11] drm/vram-helper: " Christian König
2022-05-09 13:09 ` [PATCH 04/11] drm/ttm: move default BO destructor into VMWGFX Christian König
2022-05-09 13:09 ` [PATCH 05/11] drm/ttm: drop ttm_bo_init Christian König
2022-05-09 13:09 ` [PATCH 06/11] drm/ttm: rename and cleanup ttm_bo_init_reserved Christian König
2022-05-09 13:09 ` [PATCH 07/11] drm/amdgpu: audit bo->resource usage Christian König
2022-05-09 13:09 ` Christian König [this message]
2022-05-09 13:09 ` [PATCH 09/11] drm/ttm: " Christian König
2022-05-09 13:09 ` [PATCH 10/11] drm/ttm: stop allocating dummy resources during BO creation Christian König
2022-05-09 13:09 ` [PATCH 11/11] drm/ttm: stop allocating a dummy resource for pipelined gutting Christian König
2022-05-11 19:49 ` Improve TTMs empty object handling Daniel Vetter
2022-05-13  3:43 ` Luben Tuikov
2022-05-13  9:21 ` Matthew Auld
2022-05-13 13:03   ` Christian König
2022-05-13 13:27     ` Matthew Auld
  -- strict thread matches above, loose matches on Subject: below --
2022-05-19  9:54 Christian König
2022-05-19  9:55 ` [PATCH 08/11] drm/nouveau: audit bo->resource usage Christian König
2022-03-29 11:02 Allow ttm_buffer_object without resource Christian König
2022-03-29 11:02 ` [PATCH 08/11] drm/nouveau: audit bo->resource usage Christian König

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