drm/ttm: fix adding foreign BOs to the swap LRU
It doesn't make any sense to try to swap out imported BOs.
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index a98a5d5..3ea9a01 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -176,7 +176,7 @@
list_add_tail(&bo->lru, &man->lru);
kref_get(&bo->list_kref);
- if (bo->ttm != NULL) {
+ if (bo->ttm && !(bo->ttm->page_flags & TTM_PAGE_FLAG_SG)) {
list_add_tail(&bo->swap, &bo->glob->swap_lru);
kref_get(&bo->list_kref);
}