diff mbox series

[3/8] drm/msm: Clear msm_obj->sgt in put_pages()

Message ID 20210405174532.1441497-4-robdclark@gmail.com (mailing list archive)
State New
Headers show
Series drm/msm: Swappable GEM objects | expand

Commit Message

Rob Clark April 5, 2021, 5:45 p.m. UTC 
From: Rob Clark <robdclark@chromium.org>

Currently this doesn't matter since we keep the pages pinned until the
object is destroyed.  But when we start unpinning pages to allow objects
to be evicted to swap, it will.

Signed-off-by: Rob Clark <robdclark@chromium.org>
---
 drivers/gpu/drm/msm/msm_gem.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index d5abe8aa9978..71530a89b675 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -162,6 +162,7 @@  static void put_pages(struct drm_gem_object *obj)
 
 			sg_free_table(msm_obj->sgt);
 			kfree(msm_obj->sgt);
+			msm_obj->sgt = NULL;
 		}
 
 		if (use_pages(obj))