From 9a2779528eddacf0123bfd7308b71141b54cc619 Mon Sep 17 00:00:00 2001 From: Christian König Date: Mon, 6 Aug 2018 17:05:30 +0800 Subject: drm/ttm: revise ttm_bo_move_to_lru_tail to support bulk moves MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit When move a BO to the end of LRU, it need remember the BO positions. Make sure all moved bo in between "first" and "last". And they will be bulk moving together. Signed-off-by: Christian König Signed-off-by: Huang Rui Tested-by: Mike Lothian Tested-by: Dieter Nützel Acked-by: Chunming Zhou Reviewed-by: Junwei Zhang Signed-off-by: Alex Deucher --- include/drm/ttm/ttm_bo_api.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'include/drm') diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h index a01ba2032f0e..0d4eb81423ee 100644 --- a/include/drm/ttm/ttm_bo_api.h +++ b/include/drm/ttm/ttm_bo_api.h @@ -51,6 +51,8 @@ struct ttm_placement; struct ttm_place; +struct ttm_lru_bulk_move; + /** * struct ttm_bus_placement * @@ -405,12 +407,14 @@ void ttm_bo_del_from_lru(struct ttm_buffer_object *bo); * ttm_bo_move_to_lru_tail * * @bo: The buffer object. + * @bulk: optional bulk move structure to remember BO positions * * Move this BO to the tail of all lru lists used to lookup and reserve an * object. This function must be called with struct ttm_bo_global::lru_lock * held, and is used to make a BO less likely to be considered for eviction. */ -void ttm_bo_move_to_lru_tail(struct ttm_buffer_object *bo); +void ttm_bo_move_to_lru_tail(struct ttm_buffer_object *bo, + struct ttm_lru_bulk_move *bulk); /** * ttm_bo_lock_delayed_workqueue -- cgit v1.2.3