From: Rob Clark <robdclark@xxxxxxxxxxxx>
Now that active_list/inactive_list is protected by mm_lock, we no longer
need dev->struct_mutex in the free_object() path.
Signed-off-by: Rob Clark <robdclark@xxxxxxxxxxxx>
---
drivers/gpu/drm/msm/msm_gem.c | 8 --------
1 file changed, 8 deletions(-)
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index c52a3969e60b..126d92fd21cd 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -927,8 +927,6 @@ static void free_object(struct msm_gem_object *msm_obj)
struct drm_device *dev = obj->dev;
struct msm_drm_private *priv = dev->dev_private;
- WARN_ON(!mutex_is_locked(&dev->struct_mutex));
-
/* object should not be on active list: */
WARN_ON(is_active(msm_obj));
@@ -965,20 +963,14 @@ void msm_gem_free_work(struct work_struct *work)
{
struct msm_drm_private *priv =
container_of(work, struct msm_drm_private, free_work);
- struct drm_device *dev = priv->dev;
struct llist_node *freed;
struct msm_gem_object *msm_obj, *next;
while ((freed = llist_del_all(&priv->free_list))) {
-
- mutex_lock(&dev->struct_mutex);
-
llist_for_each_entry_safe(msm_obj, next,
freed, freed)
free_object(msm_obj);
- mutex_unlock(&dev->struct_mutex);
-
if (need_resched())
break;
}
--
2.26.2
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