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[1/3] drm/ttm: allow mapping BOs while they are still on the swap list

Message ID 1504713094-2455-1-git-send-email-deathsimple@vodafone.de (mailing list archive)
State New, archived
Headers show

Commit Message

Christian König Sept. 6, 2017, 3:51 p.m. UTC 
From: Christian König <christian.koenig@amd.com>

With shared reservation objects it is possible that we want to temporary
kmap an BO while it is still on the swap list.

Signed-off-by: Christian König <christian.koenig@amd.com>
---
 drivers/gpu/drm/ttm/ttm_bo_util.c | 1 -
 1 file changed, 1 deletion(-)
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Patch

diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index c934ad5..78cb99b 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -587,7 +587,6 @@  int ttm_bo_kmap(struct ttm_buffer_object *bo,
 	unsigned long offset, size;
 	int ret;
 
-	BUG_ON(!list_empty(&bo->swap));
 	map->virtual = NULL;
 	map->bo = bo;
 	if (num_pages > bo->num_pages)