1 files changed, 1 insertions, 1 deletions

diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h
index 0ccf7f267ff9..c768ddfbe53c 100644
--- a/include/drm/ttm/ttm_bo_api.h
+++ b/include/drm/ttm/ttm_bo_api.h
@@ -249,7 +249,7 @@ struct ttm_buffer_object {
          * either of these locks held.
          */
 
-        unsigned long offset;
+        uint64_t offset; /* GPU address space is independent of CPU word size */
         uint32_t cur_placement;
 
         struct sg_table *sg;