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

[deathsimple@xxxxxxxxxxx (Christian König)]

From: Christian König <christian.koenig@xxxxxxx>

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 at amd.com>
---
 drivers/gpu/drm/ttm/ttm_bo_util.c | 1 -
 1 file changed, 1 deletion(-)

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)
-- 
2.7.4